./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:01:07,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:01:07,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 02:01:07,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:01:07,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:01:07,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:01:07,752 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:01:07,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:01:07,753 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:01:07,754 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:01:07,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:01:07,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:01:07,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:01:07,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:01:07,757 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:01:07,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:01:07,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:01:07,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:01:07,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:01:07,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:01:07,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:01:07,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:01:07,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:01:07,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:01:07,761 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:01:07,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:01:07,762 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:01:07,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:01:07,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:01:07,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:01:07,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:01:07,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:01:07,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:01:07,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:01:07,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:01:07,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:01:07,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:01:07,765 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:01:07,765 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:01:07,766 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:01:07,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:01:07,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:01:07,766 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_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e [2023-11-29 02:01:07,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:01:07,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:01:07,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:01:07,996 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:01:07,997 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:01:07,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-29 02:01:10,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:01:10,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:01:10,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-29 02:01:10,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/c0890f5c2/2289adb0bb5f48ed92df8f31fadd2a18/FLAGe8d00be50 [2023-11-29 02:01:10,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/c0890f5c2/2289adb0bb5f48ed92df8f31fadd2a18 [2023-11-29 02:01:10,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:01:10,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:01:10,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:01:10,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:01:10,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:01:10,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:01:10" (1/1) ... [2023-11-29 02:01:10,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52108e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:10, skipping insertion in model container [2023-11-29 02:01:10,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:01:10" (1/1) ... [2023-11-29 02:01:10,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:01:11,093 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-29 02:01:11,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:01:11,177 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:01:11,189 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_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-29 02:01:11,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:01:11,241 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:01:11,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11 WrapperNode [2023-11-29 02:01:11,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:01:11,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:01:11,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:01:11,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:01:11,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,296 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2023-11-29 02:01:11,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:01:11,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:01:11,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:01:11,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:01:11,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,329 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 02:01:11,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:01:11,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:01:11,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:01:11,355 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:01:11,356 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (1/1) ... [2023-11-29 02:01:11,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:01:11,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:11,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:01:11,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:01:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:01:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:01:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:01:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:01:11,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:01:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:01:11,515 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:01:11,517 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:01:11,941 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:01:11,972 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:01:11,972 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:01:11,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:01:11 BoogieIcfgContainer [2023-11-29 02:01:11,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:01:11,976 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:01:11,976 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:01:11,979 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:01:11,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:01:10" (1/3) ... [2023-11-29 02:01:11,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f92ebd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:01:11, skipping insertion in model container [2023-11-29 02:01:11,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:11" (2/3) ... [2023-11-29 02:01:11,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f92ebd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:01:11, skipping insertion in model container [2023-11-29 02:01:11,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:01:11" (3/3) ... [2023-11-29 02:01:11,983 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-69.i [2023-11-29 02:01:12,003 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:01:12,003 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:01:12,058 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:01:12,065 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;@41f7af70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:01:12,065 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:01:12,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 68 states have (on average 1.5735294117647058) internal successors, (107), 69 states have internal predecessors, (107), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 02:01:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 02:01:12,089 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:12,090 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:12,090 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:12,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:12,095 INFO L85 PathProgramCache]: Analyzing trace with hash 87887983, now seen corresponding path program 1 times [2023-11-29 02:01:12,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:12,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972181753] [2023-11-29 02:01:12,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:12,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:12,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:12,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972181753] [2023-11-29 02:01:12,296 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 02:01:12,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250946126] [2023-11-29 02:01:12,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:12,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:12,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:12,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:12,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 02:01:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:12,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:01:12,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-29 02:01:12,545 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:01:12,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250946126] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:01:12,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:01:12,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:01:12,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866511859] [2023-11-29 02:01:12,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:01:12,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:01:12,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:12,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:01:12,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:01:12,581 INFO L87 Difference]: Start difference. First operand has 99 states, 68 states have (on average 1.5735294117647058) internal successors, (107), 69 states have internal predecessors, (107), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 02:01:12,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:12,623 INFO L93 Difference]: Finished difference Result 195 states and 352 transitions. [2023-11-29 02:01:12,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:01:12,626 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2023-11-29 02:01:12,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:12,634 INFO L225 Difference]: With dead ends: 195 [2023-11-29 02:01:12,635 INFO L226 Difference]: Without dead ends: 97 [2023-11-29 02:01:12,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:01:12,642 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:12,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:01:12,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-29 02:01:12,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-29 02:01:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 67 states have (on average 1.492537313432836) internal successors, (100), 67 states have internal predecessors, (100), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 02:01:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 156 transitions. [2023-11-29 02:01:12,694 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 156 transitions. Word has length 178 [2023-11-29 02:01:12,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:12,694 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 156 transitions. [2023-11-29 02:01:12,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 02:01:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 156 transitions. [2023-11-29 02:01:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 02:01:12,700 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:12,700 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:12,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:01:12,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:12,903 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:12,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:12,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1963233331, now seen corresponding path program 1 times [2023-11-29 02:01:12,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:12,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596724337] [2023-11-29 02:01:12,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:12,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:12,970 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:12,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2135738172] [2023-11-29 02:01:12,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:12,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:12,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:12,972 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:12,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 02:01:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:13,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:01:13,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-29 02:01:13,281 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:01:13,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 02:01:13,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:13,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596724337] [2023-11-29 02:01:13,454 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:01:13,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135738172] [2023-11-29 02:01:13,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2135738172] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:01:13,455 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:01:13,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 02:01:13,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437381965] [2023-11-29 02:01:13,456 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:01:13,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 02:01:13,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:13,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 02:01:13,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 02:01:13,459 INFO L87 Difference]: Start difference. First operand 97 states and 156 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:01:13,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:13,716 INFO L93 Difference]: Finished difference Result 201 states and 318 transitions. [2023-11-29 02:01:13,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 02:01:13,717 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 178 [2023-11-29 02:01:13,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:13,720 INFO L225 Difference]: With dead ends: 201 [2023-11-29 02:01:13,721 INFO L226 Difference]: Without dead ends: 105 [2023-11-29 02:01:13,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:01:13,724 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 207 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:13,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 300 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 02:01:13,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-29 02:01:13,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 101. [2023-11-29 02:01:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 70 states have (on average 1.457142857142857) internal successors, (102), 70 states have internal predecessors, (102), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 02:01:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 158 transitions. [2023-11-29 02:01:13,746 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 158 transitions. Word has length 178 [2023-11-29 02:01:13,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:13,747 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 158 transitions. [2023-11-29 02:01:13,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:01:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2023-11-29 02:01:13,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 02:01:13,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:13,752 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:13,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 02:01:13,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:13,956 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:13,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:13,957 INFO L85 PathProgramCache]: Analyzing trace with hash -751947469, now seen corresponding path program 1 times [2023-11-29 02:01:13,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:13,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260398477] [2023-11-29 02:01:13,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:13,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:14,011 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:14,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [827234428] [2023-11-29 02:01:14,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:14,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:14,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:14,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:14,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 02:01:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:14,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:01:14,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-29 02:01:14,283 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:01:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 02:01:14,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:14,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260398477] [2023-11-29 02:01:14,468 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:01:14,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827234428] [2023-11-29 02:01:14,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827234428] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:01:14,468 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:01:14,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:01:14,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560839455] [2023-11-29 02:01:14,469 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:01:14,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:01:14,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:14,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:01:14,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:01:14,471 INFO L87 Difference]: Start difference. First operand 101 states and 158 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:01:14,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:14,923 INFO L93 Difference]: Finished difference Result 308 states and 478 transitions. [2023-11-29 02:01:14,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 02:01:14,924 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 178 [2023-11-29 02:01:14,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:14,928 INFO L225 Difference]: With dead ends: 308 [2023-11-29 02:01:14,928 INFO L226 Difference]: Without dead ends: 208 [2023-11-29 02:01:14,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 347 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 02:01:14,930 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 302 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:14,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 395 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:01:14,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2023-11-29 02:01:14,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 197. [2023-11-29 02:01:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 136 states have (on average 1.4338235294117647) internal successors, (195), 136 states have internal predecessors, (195), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 02:01:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 307 transitions. [2023-11-29 02:01:14,970 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 307 transitions. Word has length 178 [2023-11-29 02:01:14,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:14,971 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 307 transitions. [2023-11-29 02:01:14,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:01:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 307 transitions. [2023-11-29 02:01:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-29 02:01:14,975 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:14,975 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:14,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 02:01:15,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:15,180 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:15,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:15,180 INFO L85 PathProgramCache]: Analyzing trace with hash -50882891, now seen corresponding path program 1 times [2023-11-29 02:01:15,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:15,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599064472] [2023-11-29 02:01:15,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:15,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:15,222 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:15,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [523668817] [2023-11-29 02:01:15,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:15,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:15,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:15,224 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:15,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 02:01:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:15,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:01:15,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 543 proven. 63 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-29 02:01:15,611 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:01:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 02:01:15,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:15,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599064472] [2023-11-29 02:01:15,978 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:01:15,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523668817] [2023-11-29 02:01:15,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523668817] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:01:15,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:01:15,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 02:01:15,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045916590] [2023-11-29 02:01:15,979 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:01:15,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:01:15,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:15,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:01:15,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:01:15,981 INFO L87 Difference]: Start difference. First operand 197 states and 307 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 02:01:16,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:16,252 INFO L93 Difference]: Finished difference Result 409 states and 627 transitions. [2023-11-29 02:01:16,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 02:01:16,253 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 178 [2023-11-29 02:01:16,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:16,257 INFO L225 Difference]: With dead ends: 409 [2023-11-29 02:01:16,257 INFO L226 Difference]: Without dead ends: 213 [2023-11-29 02:01:16,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 02:01:16,259 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 162 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:16,260 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 261 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 02:01:16,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-11-29 02:01:16,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 205. [2023-11-29 02:01:16,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 142 states have (on average 1.3732394366197183) internal successors, (195), 142 states have internal predecessors, (195), 56 states have call successors, (56), 6 states have call predecessors, (56), 6 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 02:01:16,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 307 transitions. [2023-11-29 02:01:16,293 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 307 transitions. Word has length 178 [2023-11-29 02:01:16,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:16,294 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 307 transitions. [2023-11-29 02:01:16,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-29 02:01:16,295 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 307 transitions. [2023-11-29 02:01:16,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-29 02:01:16,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:16,298 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:16,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 02:01:16,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:16,500 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:16,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:16,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1740474339, now seen corresponding path program 1 times [2023-11-29 02:01:16,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:16,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348172493] [2023-11-29 02:01:16,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:16,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:16,537 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:16,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [205562769] [2023-11-29 02:01:16,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:16,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:16,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:16,539 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:16,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 02:01:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:16,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 02:01:16,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 891 proven. 81 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-29 02:01:18,075 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:01:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 02:01:21,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:21,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348172493] [2023-11-29 02:01:21,486 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:01:21,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205562769] [2023-11-29 02:01:21,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205562769] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:01:21,486 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:01:21,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 16 [2023-11-29 02:01:21,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179752163] [2023-11-29 02:01:21,487 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:01:21,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 02:01:21,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:21,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 02:01:21,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2023-11-29 02:01:21,489 INFO L87 Difference]: Start difference. First operand 205 states and 307 transitions. Second operand has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 4 states have call successors, (50), 3 states have call predecessors, (50), 6 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2023-11-29 02:01:22,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:22,390 INFO L93 Difference]: Finished difference Result 445 states and 650 transitions. [2023-11-29 02:01:22,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-29 02:01:22,390 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 4 states have call successors, (50), 3 states have call predecessors, (50), 6 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) Word has length 179 [2023-11-29 02:01:22,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:22,393 INFO L225 Difference]: With dead ends: 445 [2023-11-29 02:01:22,393 INFO L226 Difference]: Without dead ends: 241 [2023-11-29 02:01:22,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 370 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=378, Invalid=1182, Unknown=0, NotChecked=0, Total=1560 [2023-11-29 02:01:22,396 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 524 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 790 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:22,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [546 Valid, 790 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 02:01:22,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-29 02:01:22,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 223. [2023-11-29 02:01:22,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 153 states have (on average 1.3398692810457515) internal successors, (205), 154 states have internal predecessors, (205), 60 states have call successors, (60), 9 states have call predecessors, (60), 9 states have return successors, (60), 59 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-29 02:01:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 325 transitions. [2023-11-29 02:01:22,424 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 325 transitions. Word has length 179 [2023-11-29 02:01:22,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:22,425 INFO L495 AbstractCegarLoop]: Abstraction has 223 states and 325 transitions. [2023-11-29 02:01:22,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 4 states have call successors, (50), 3 states have call predecessors, (50), 6 states have return successors, (51), 4 states have call predecessors, (51), 4 states have call successors, (51) [2023-11-29 02:01:22,425 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 325 transitions. [2023-11-29 02:01:22,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-29 02:01:22,427 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:22,427 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:22,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 02:01:22,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:22,628 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:22,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:22,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1019794486, now seen corresponding path program 1 times [2023-11-29 02:01:22,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:22,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111382705] [2023-11-29 02:01:22,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:22,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:22,661 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:22,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1435541887] [2023-11-29 02:01:22,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:22,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:22,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:22,663 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:22,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 02:01:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:22,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-29 02:01:22,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:23,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 599 proven. 27 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2023-11-29 02:01:23,242 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:01:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 129 proven. 30 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-11-29 02:01:23,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:23,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111382705] [2023-11-29 02:01:23,634 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:01:23,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435541887] [2023-11-29 02:01:23,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435541887] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:01:23,634 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:01:23,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2023-11-29 02:01:23,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468844833] [2023-11-29 02:01:23,635 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:01:23,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-29 02:01:23,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:23,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-29 02:01:23,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2023-11-29 02:01:23,637 INFO L87 Difference]: Start difference. First operand 223 states and 325 transitions. Second operand has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 6 states have call successors, (56), 4 states have call predecessors, (56), 8 states have return successors, (56), 6 states have call predecessors, (56), 6 states have call successors, (56) [2023-11-29 02:01:25,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:25,287 INFO L93 Difference]: Finished difference Result 839 states and 1193 transitions. [2023-11-29 02:01:25,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-11-29 02:01:25,287 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 6 states have call successors, (56), 4 states have call predecessors, (56), 8 states have return successors, (56), 6 states have call predecessors, (56), 6 states have call successors, (56) Word has length 180 [2023-11-29 02:01:25,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:25,292 INFO L225 Difference]: With dead ends: 839 [2023-11-29 02:01:25,292 INFO L226 Difference]: Without dead ends: 623 [2023-11-29 02:01:25,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 756 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=669, Invalid=1683, Unknown=0, NotChecked=0, Total=2352 [2023-11-29 02:01:25,294 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 1320 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 671 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 1222 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 671 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:25,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1364 Valid, 1222 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [671 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 02:01:25,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2023-11-29 02:01:25,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 516. [2023-11-29 02:01:25,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 516 states, 363 states have (on average 1.325068870523416) internal successors, (481), 366 states have internal predecessors, (481), 128 states have call successors, (128), 24 states have call predecessors, (128), 24 states have return successors, (128), 125 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-29 02:01:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 737 transitions. [2023-11-29 02:01:25,361 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 737 transitions. Word has length 180 [2023-11-29 02:01:25,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:25,362 INFO L495 AbstractCegarLoop]: Abstraction has 516 states and 737 transitions. [2023-11-29 02:01:25,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 6 states have call successors, (56), 4 states have call predecessors, (56), 8 states have return successors, (56), 6 states have call predecessors, (56), 6 states have call successors, (56) [2023-11-29 02:01:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 737 transitions. [2023-11-29 02:01:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-29 02:01:25,365 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:25,365 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:25,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 02:01:25,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 02:01:25,566 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:25,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:25,566 INFO L85 PathProgramCache]: Analyzing trace with hash 346752672, now seen corresponding path program 1 times [2023-11-29 02:01:25,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:25,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906105444] [2023-11-29 02:01:25,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:25,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:25,599 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:25,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1772719] [2023-11-29 02:01:25,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:25,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:25,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:25,601 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:25,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 02:01:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:25,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 02:01:25,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:26,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-29 02:01:26,079 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:01:26,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:01:26,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906105444] [2023-11-29 02:01:26,080 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:01:26,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772719] [2023-11-29 02:01:26,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1772719] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:01:26,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:01:26,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:01:26,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437588772] [2023-11-29 02:01:26,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:01:26,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:01:26,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:01:26,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:01:26,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:01:26,082 INFO L87 Difference]: Start difference. First operand 516 states and 737 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 02:01:26,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:26,279 INFO L93 Difference]: Finished difference Result 1052 states and 1504 transitions. [2023-11-29 02:01:26,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:01:26,280 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-11-29 02:01:26,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:26,285 INFO L225 Difference]: With dead ends: 1052 [2023-11-29 02:01:26,285 INFO L226 Difference]: Without dead ends: 662 [2023-11-29 02:01:26,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:01:26,288 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 90 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:26,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 410 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:01:26,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2023-11-29 02:01:26,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 577. [2023-11-29 02:01:26,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 395 states have (on average 1.3012658227848102) internal successors, (514), 397 states have internal predecessors, (514), 152 states have call successors, (152), 29 states have call predecessors, (152), 29 states have return successors, (152), 150 states have call predecessors, (152), 152 states have call successors, (152) [2023-11-29 02:01:26,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 818 transitions. [2023-11-29 02:01:26,362 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 818 transitions. Word has length 181 [2023-11-29 02:01:26,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:26,362 INFO L495 AbstractCegarLoop]: Abstraction has 577 states and 818 transitions. [2023-11-29 02:01:26,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-29 02:01:26,363 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 818 transitions. [2023-11-29 02:01:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 02:01:26,365 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:26,365 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:26,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 02:01:26,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 02:01:26,567 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:26,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:26,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1430017972, now seen corresponding path program 1 times [2023-11-29 02:01:26,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:01:26,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415695467] [2023-11-29 02:01:26,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:26,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:01:26,598 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:01:26,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1089177326] [2023-11-29 02:01:26,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:26,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:01:26,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:26,600 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:01:26,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 02:01:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:01:26,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:01:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:01:26,902 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:01:26,902 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 02:01:26,903 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 02:01:26,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 02:01:27,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 02:01:27,108 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:27,111 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:01:27,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 02:01:27,208 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-29 02:01:27,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-29 02:01:27,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-29 02:01:27,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-29 02:01:27,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-29 02:01:27,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-29 02:01:27,210 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-29 02:01:27,210 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 02:01:27,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:01:27 BoogieIcfgContainer [2023-11-29 02:01:27,237 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:01:27,237 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:01:27,237 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:01:27,237 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:01:27,238 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:01:11" (3/4) ... [2023-11-29 02:01:27,239 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:01:27,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:01:27,240 INFO L158 Benchmark]: Toolchain (without parser) took 16326.66ms. Allocated memory was 142.6MB in the beginning and 308.3MB in the end (delta: 165.7MB). Free memory was 104.6MB in the beginning and 222.2MB in the end (delta: -117.6MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2023-11-29 02:01:27,240 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 115.1MB in the end (delta: 176.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:01:27,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.72ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 88.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 02:01:27,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.80ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 84.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:01:27,241 INFO L158 Benchmark]: Boogie Preprocessor took 56.59ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 80.0MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:01:27,241 INFO L158 Benchmark]: RCFGBuilder took 617.78ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 80.0MB in the beginning and 140.8MB in the end (delta: -60.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-11-29 02:01:27,242 INFO L158 Benchmark]: TraceAbstraction took 15260.78ms. Allocated memory was 176.2MB in the beginning and 308.3MB in the end (delta: 132.1MB). Free memory was 140.8MB in the beginning and 222.2MB in the end (delta: -81.4MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2023-11-29 02:01:27,242 INFO L158 Benchmark]: Witness Printer took 2.69ms. Allocated memory is still 308.3MB. Free memory is still 222.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:01:27,243 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 115.1MB in the end (delta: 176.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.72ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 88.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.80ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 84.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.59ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 80.0MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 617.78ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 80.0MB in the beginning and 140.8MB in the end (delta: -60.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * TraceAbstraction took 15260.78ms. Allocated memory was 176.2MB in the beginning and 308.3MB in the end (delta: 132.1MB). Free memory was 140.8MB in the beginning and 222.2MB in the end (delta: -81.4MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Witness Printer took 2.69ms. Allocated memory is still 308.3MB. Free memory is still 222.2MB. 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~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 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 201, overapproximation of someBinaryDOUBLEComparisonOperation at line 201, overapproximation of bitwiseOr at line 201. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned short int var_1_3 = 47136; [L25] unsigned short int var_1_4 = 10; [L26] unsigned long int var_1_6 = 1660677957; [L27] unsigned long int var_1_7 = 128; [L28] float var_1_9 = 9.4; [L29] float var_1_12 = 16.2; [L30] float var_1_13 = 127.9; [L31] float var_1_14 = 15.5; [L32] unsigned long int var_1_15 = 100; [L33] signed char var_1_16 = 64; [L34] float var_1_17 = 9.7; [L35] signed char var_1_18 = -64; [L36] signed char var_1_19 = -4; [L37] unsigned short int var_1_20 = 64; [L38] unsigned short int var_1_21 = 1; [L39] signed char var_1_22 = 2; [L40] unsigned long int var_1_23 = 8; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] float last_1_var_1_9 = 9.4; [L47] float last_1_var_1_14 = 15.5; [L48] unsigned long int last_1_var_1_15 = 100; [L49] unsigned short int last_1_var_1_20 = 64; [L50] unsigned long int last_1_var_1_23 = 8; [L51] unsigned char last_1_var_1_24 = 0; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_14 = var_1_14 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_23 = var_1_23 [L198] last_1_var_1_24 = var_1_24 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L148] var_1_2 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L149] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L150] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L150] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L151] var_1_3 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L152] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L153] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L153] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L154] var_1_4 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L156] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L156] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L157] var_1_6 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L158] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L159] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L159] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L160] var_1_7 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_9=47/5] [L161] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_9=47/5] [L162] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L162] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L163] var_1_12 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L164] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L165] var_1_13 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L166] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L168] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L169] CALL assume_abort_if_not(var_1_17 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L169] RET assume_abort_if_not(var_1_17 != 0.0F) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L170] var_1_18 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L171] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L172] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L172] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L173] var_1_19 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L174] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L175] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L175] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L176] var_1_21 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L177] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L178] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L178] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L181] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L181] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L182] var_1_26 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L183] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L184] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L184] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L185] var_1_27 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L186] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L187] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L187] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L188] var_1_28 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L189] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L190] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L190] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L209] RET updateVariables() [L210] CALL step() [L55] COND TRUE last_1_var_1_14 >= (var_1_13 * last_1_var_1_9) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L56] COND TRUE \read(var_1_2) [L57] var_1_24 = var_1_25 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L70] unsigned long int stepLocal_0 = var_1_6 * last_1_var_1_23; VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L71] COND FALSE !(\read(last_1_var_1_24)) [L78] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L80] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L80] COND FALSE !(last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) [L87] var_1_14 = var_1_12 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_14=2, var_1_15=100, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L89] COND FALSE !(var_1_24 && (var_1_20 < (3349670375u - var_1_4))) [L96] var_1_15 = var_1_20 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L98] COND FALSE !((256.2 * var_1_14) < var_1_14) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L103] unsigned short int stepLocal_3 = var_1_21; VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=32767, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L104] COND TRUE var_1_14 < (9999.6f + var_1_12) [L105] var_1_23 = var_1_20 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=32767, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=2, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L117] COND FALSE !(var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) [L120] var_1_1 = var_1_4 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=32767, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L122] COND FALSE !(var_1_13 >= var_1_14) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_3=32767, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L131] signed char stepLocal_2 = var_1_19; [L132] unsigned long int stepLocal_1 = var_1_6; VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_1=2147483647, stepLocal_2=65, stepLocal_3=32767, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=2, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L133] COND TRUE var_1_12 <= var_1_14 [L134] var_1_22 = var_1_19 VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, stepLocal_0=4294967288, stepLocal_1=2147483647, stepLocal_2=65, stepLocal_3=32767, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L201] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L201] EXPR ((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3)))) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L201-L202] return (((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3))))) && ((last_1_var_1_14 >= (var_1_13 * last_1_var_1_9)) ? (var_1_2 ? (var_1_24 == ((unsigned char) var_1_25)) : (var_1_24 == ((unsigned char) (var_1_25 || var_1_26)))) : (var_1_25 ? (var_1_24 == ((unsigned char) (var_1_26 && var_1_27))) : ((last_1_var_1_15 == last_1_var_1_20) ? (var_1_24 == ((unsigned char) var_1_28)) : 1))) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_18=65, var_1_19=65, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=65, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=0, var_1_9=47/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.1s, OverallIterations: 8, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2719 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2605 mSDsluCounter, 3531 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2582 mSDsCounter, 1139 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2114 IncrementalHoareTripleChecker+Invalid, 3253 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1139 mSolverCounterUnsat, 949 mSDtfsCounter, 2114 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2218 GetRequests, 2091 SyntacticMatches, 3 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1187 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=577occurred in iteration=7, InterpolantAutomatonStates: 108, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 233 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 1612 NumberOfCodeBlocks, 1612 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2133 ConstructedInterpolants, 0 QuantifiedInterpolants, 6709 SizeOfPredicates, 30 NumberOfNonLiveVariables, 2938 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 17790/18144 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 02:01:27,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:01:29,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:01:29,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 02:01:29,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:01:29,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:01:29,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:01:29,336 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:01:29,337 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:01:29,338 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:01:29,338 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:01:29,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:01:29,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:01:29,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:01:29,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:01:29,341 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:01:29,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:01:29,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:01:29,343 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:01:29,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:01:29,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:01:29,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:01:29,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:01:29,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:01:29,346 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 02:01:29,347 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 02:01:29,347 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 02:01:29,347 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:01:29,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:01:29,348 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:01:29,349 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:01:29,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:01:29,350 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:01:29,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:01:29,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:01:29,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:01:29,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:01:29,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:01:29,351 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 02:01:29,351 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 02:01:29,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:01:29,352 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:01:29,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:01:29,352 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:01:29,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:01:29,353 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 02:01:29,353 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_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e [2023-11-29 02:01:29,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:01:29,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:01:29,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:01:29,683 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:01:29,683 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:01:29,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-29 02:01:32,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:01:32,695 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:01:32,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2023-11-29 02:01:32,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/62cd6790b/313d2c6734bd4ca485a86ab159eafad9/FLAGd07bee85e [2023-11-29 02:01:32,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/62cd6790b/313d2c6734bd4ca485a86ab159eafad9 [2023-11-29 02:01:32,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:01:32,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:01:32,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:01:32,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:01:32,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:01:32,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:01:32" (1/1) ... [2023-11-29 02:01:32,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54bc1b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:32, skipping insertion in model container [2023-11-29 02:01:32,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:01:32" (1/1) ... [2023-11-29 02:01:32,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:01:32,894 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_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-29 02:01:32,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:01:32,980 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:01:32,990 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_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2023-11-29 02:01:33,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:01:33,063 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:01:33,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33 WrapperNode [2023-11-29 02:01:33,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:01:33,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:01:33,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:01:33,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:01:33,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,143 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-29 02:01:33,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:01:33,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:01:33,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:01:33,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:01:33,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,160 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,174 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 02:01:33,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:01:33,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:01:33,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:01:33,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:01:33,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (1/1) ... [2023-11-29 02:01:33,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:01:33,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:01:33,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:01:33,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:01:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:01:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 02:01:33,266 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:01:33,266 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:01:33,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:01:33,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:01:33,354 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:01:33,356 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:01:53,881 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:01:53,938 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:01:53,938 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:01:53,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:01:53 BoogieIcfgContainer [2023-11-29 02:01:53,939 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:01:53,942 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:01:53,942 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:01:53,945 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:01:53,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:01:32" (1/3) ... [2023-11-29 02:01:53,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32cb266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:01:53, skipping insertion in model container [2023-11-29 02:01:53,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:01:33" (2/3) ... [2023-11-29 02:01:53,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32cb266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:01:53, skipping insertion in model container [2023-11-29 02:01:53,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:01:53" (3/3) ... [2023-11-29 02:01:53,949 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-69.i [2023-11-29 02:01:53,968 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:01:53,968 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:01:54,017 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:01:54,023 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;@3f00a9c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:01:54,023 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:01:54,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 50 states have (on average 1.54) internal successors, (77), 51 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 02:01:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-29 02:01:54,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:54,045 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:54,046 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:54,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:54,050 INFO L85 PathProgramCache]: Analyzing trace with hash -618646390, now seen corresponding path program 1 times [2023-11-29 02:01:54,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:01:54,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [776787432] [2023-11-29 02:01:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:54,064 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:01:54,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:01:54,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:01:54,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 02:01:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:01:54,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:01:54,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:01:54,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-29 02:01:54,931 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:01:54,931 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:01:54,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [776787432] [2023-11-29 02:01:54,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [776787432] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:01:54,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:01:54,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:01:54,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106191219] [2023-11-29 02:01:54,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:01:54,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:01:54,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:01:54,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:01:54,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:01:54,972 INFO L87 Difference]: Start difference. First operand has 81 states, 50 states have (on average 1.54) internal successors, (77), 51 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 02:01:59,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:01:59,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:01:59,343 INFO L93 Difference]: Finished difference Result 159 states and 292 transitions. [2023-11-29 02:01:59,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:01:59,442 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 173 [2023-11-29 02:01:59,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:01:59,449 INFO L225 Difference]: With dead ends: 159 [2023-11-29 02:01:59,449 INFO L226 Difference]: Without dead ends: 79 [2023-11-29 02:01:59,451 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:01:59,455 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:01:59,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-29 02:01:59,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-29 02:01:59,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-29 02:01:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 49 states have (on average 1.469387755102041) internal successors, (72), 49 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 02:01:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 128 transitions. [2023-11-29 02:01:59,504 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 128 transitions. Word has length 173 [2023-11-29 02:01:59,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:01:59,505 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 128 transitions. [2023-11-29 02:01:59,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-29 02:01:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2023-11-29 02:01:59,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-29 02:01:59,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:01:59,510 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:01:59,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:01:59,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:01:59,720 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:01:59,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:01:59,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1487869370, now seen corresponding path program 1 times [2023-11-29 02:01:59,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:01:59,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983964915] [2023-11-29 02:01:59,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:01:59,722 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:01:59,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:01:59,724 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:01:59,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 02:02:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:02:00,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 02:02:00,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:02:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-29 02:02:00,991 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:02:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 02:02:01,485 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:02:01,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983964915] [2023-11-29 02:02:01,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [983964915] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:02:01,485 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:02:01,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 02:02:01,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866335070] [2023-11-29 02:02:01,486 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:02:01,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 02:02:01,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:02:01,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 02:02:01,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 02:02:01,490 INFO L87 Difference]: Start difference. First operand 79 states and 128 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:02:06,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:10,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:14,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:14,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:02:14,763 INFO L93 Difference]: Finished difference Result 165 states and 262 transitions. [2023-11-29 02:02:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 02:02:14,863 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 173 [2023-11-29 02:02:14,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:02:14,867 INFO L225 Difference]: With dead ends: 165 [2023-11-29 02:02:14,867 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 02:02:14,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 338 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:02:14,870 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 212 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 93 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:02:14,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 215 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 155 Invalid, 3 Unknown, 0 Unchecked, 13.1s Time] [2023-11-29 02:02:14,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 02:02:14,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2023-11-29 02:02:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 52 states have internal predecessors, (74), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-29 02:02:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 130 transitions. [2023-11-29 02:02:14,890 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 130 transitions. Word has length 173 [2023-11-29 02:02:14,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:02:14,892 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 130 transitions. [2023-11-29 02:02:14,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:02:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2023-11-29 02:02:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-29 02:02:14,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:02:14,897 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:02:14,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 02:02:15,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:02:15,104 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:02:15,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:02:15,104 INFO L85 PathProgramCache]: Analyzing trace with hash -874075834, now seen corresponding path program 1 times [2023-11-29 02:02:15,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:02:15,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [146433432] [2023-11-29 02:02:15,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:02:15,106 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:02:15,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:02:15,107 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:02:15,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 02:02:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:02:15,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:02:15,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:02:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-29 02:02:16,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:02:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-29 02:02:16,889 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:02:16,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [146433432] [2023-11-29 02:02:16,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [146433432] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:02:16,890 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:02:16,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:02:16,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031539827] [2023-11-29 02:02:16,890 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:02:16,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:02:16,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:02:16,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:02:16,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:02:16,892 INFO L87 Difference]: Start difference. First operand 83 states and 130 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:02:22,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:26,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:30,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:34,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:38,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:42,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:46,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:02:46,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:02:46,960 INFO L93 Difference]: Finished difference Result 254 states and 394 transitions. [2023-11-29 02:02:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 02:02:46,961 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 173 [2023-11-29 02:02:46,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:02:46,965 INFO L225 Difference]: With dead ends: 254 [2023-11-29 02:02:46,965 INFO L226 Difference]: Without dead ends: 172 [2023-11-29 02:02:46,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 338 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 02:02:46,970 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 334 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 197 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.6s IncrementalHoareTripleChecker+Time [2023-11-29 02:02:46,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [356 Valid, 290 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 202 Invalid, 7 Unknown, 0 Unchecked, 29.6s Time] [2023-11-29 02:02:46,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-29 02:02:47,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 161. [2023-11-29 02:02:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 100 states have (on average 1.39) internal successors, (139), 100 states have internal predecessors, (139), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-29 02:02:47,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 251 transitions. [2023-11-29 02:02:47,005 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 251 transitions. Word has length 173 [2023-11-29 02:02:47,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:02:47,005 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 251 transitions. [2023-11-29 02:02:47,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 02:02:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 251 transitions. [2023-11-29 02:02:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-29 02:02:47,009 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:02:47,009 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:02:47,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 02:02:47,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:02:47,216 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:02:47,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:02:47,216 INFO L85 PathProgramCache]: Analyzing trace with hash 900931528, now seen corresponding path program 1 times [2023-11-29 02:02:47,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:02:47,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357123086] [2023-11-29 02:02:47,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:02:47,217 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:02:47,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:02:47,218 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:02:47,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db5d92ed-cfa2-45a5-bff2-877dba6d1cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 02:02:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:02:47,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-29 02:02:47,964 INFO L285 TraceCheckSpWp]: Computing forward predicates...