./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 294b7dcc801896cc0c4607275b340e3835112c15aaaacb8b365f279b8e190761 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:39:35,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:39:36,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 03:39:36,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:39:36,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:39:36,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:39:36,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:39:36,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:39:36,061 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:39:36,061 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:39:36,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:39:36,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:39:36,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:39:36,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:39:36,064 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:39:36,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:39:36,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:39:36,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:39:36,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:39:36,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:39:36,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:39:36,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:39:36,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:39:36,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:39:36,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:39:36,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:39:36,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:39:36,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:39:36,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:39:36,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:39:36,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:39:36,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:39:36,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:39:36,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:39:36,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:39:36,074 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:39:36,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 03:39:36,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:39:36,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:39:36,074 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:39:36,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:39:36,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:39:36,075 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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 294b7dcc801896cc0c4607275b340e3835112c15aaaacb8b365f279b8e190761 [2023-11-29 03:39:36,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:39:36,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:39:36,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:39:36,336 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:39:36,336 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:39:36,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i [2023-11-29 03:39:39,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:39:39,380 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:39:39,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i [2023-11-29 03:39:39,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data/e36a24d09/90addad05ecd4b63a8ab75f3a7432630/FLAGd084b18cd [2023-11-29 03:39:39,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data/e36a24d09/90addad05ecd4b63a8ab75f3a7432630 [2023-11-29 03:39:39,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:39:39,405 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:39:39,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:39:39,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:39:39,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:39:39,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc91263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39, skipping insertion in model container [2023-11-29 03:39:39,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:39:39,556 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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i[916,929] [2023-11-29 03:39:39,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:39:39,611 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:39:39,622 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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i[916,929] [2023-11-29 03:39:39,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:39:39,664 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:39:39,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39 WrapperNode [2023-11-29 03:39:39,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:39:39,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:39:39,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:39:39,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:39:39,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,681 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,716 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2023-11-29 03:39:39,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:39:39,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:39:39,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:39:39,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:39:39,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,733 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,749 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 03:39:39,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,763 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:39:39,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:39:39,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:39:39,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:39:39,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (1/1) ... [2023-11-29 03:39:39,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:39:39,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:39:39,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:39:39,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:39:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:39:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:39:39,850 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:39:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 03:39:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:39:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:39:39,926 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:39:39,928 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:39:40,209 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:39:40,249 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:39:40,250 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:39:40,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:39:40 BoogieIcfgContainer [2023-11-29 03:39:40,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:39:40,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:39:40,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:39:40,257 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:39:40,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:39:39" (1/3) ... [2023-11-29 03:39:40,258 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b624734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:39:40, skipping insertion in model container [2023-11-29 03:39:40,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:39:39" (2/3) ... [2023-11-29 03:39:40,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b624734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:39:40, skipping insertion in model container [2023-11-29 03:39:40,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:39:40" (3/3) ... [2023-11-29 03:39:40,260 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-45.i [2023-11-29 03:39:40,278 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:39:40,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:39:40,319 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:39:40,324 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;@52e12614, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:39:40,325 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:39:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 30 states have internal predecessors, (39), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:39:40,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-29 03:39:40,341 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:40,342 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:40,342 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:39:40,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:40,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1478609438, now seen corresponding path program 1 times [2023-11-29 03:39:40,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:40,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318791831] [2023-11-29 03:39:40,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:40,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:40,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:40,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318791831] [2023-11-29 03:39:40,577 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 03:39:40,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628092531] [2023-11-29 03:39:40,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:40,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:39:40,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:39:40,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:39:40,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:39:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:40,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:39:40,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:39:40,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-29 03:39:40,807 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:39:40,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628092531] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:39:40,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:39:40,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:39:40,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647212414] [2023-11-29 03:39:40,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:39:40,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:39:40,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:40,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:39:40,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:39:40,850 INFO L87 Difference]: Start difference. First operand has 61 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 30 states have internal predecessors, (39), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 03:39:40,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:39:40,905 INFO L93 Difference]: Finished difference Result 119 states and 221 transitions. [2023-11-29 03:39:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:39:40,909 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 168 [2023-11-29 03:39:40,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:39:40,920 INFO L225 Difference]: With dead ends: 119 [2023-11-29 03:39:40,921 INFO L226 Difference]: Without dead ends: 59 [2023-11-29 03:39:40,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:39:40,928 INFO L413 NwaCegarLoop]: 88 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, 88 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 03:39:40,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 03:39:40,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-29 03:39:40,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-29 03:39:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 28 states have internal predecessors, (33), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:39:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 91 transitions. [2023-11-29 03:39:40,976 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 91 transitions. Word has length 168 [2023-11-29 03:39:40,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:39:40,977 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 91 transitions. [2023-11-29 03:39:40,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 03:39:40,978 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2023-11-29 03:39:40,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 03:39:40,982 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:40,982 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:40,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:39:41,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 03:39:41,183 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:39:41,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:41,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1774682677, now seen corresponding path program 1 times [2023-11-29 03:39:41,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:41,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313791870] [2023-11-29 03:39:41,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:41,244 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:39:41,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [150341566] [2023-11-29 03:39:41,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:41,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:39:41,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:39:41,246 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:39:41,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 03:39:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:41,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 03:39:41,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:39:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 899 proven. 69 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2023-11-29 03:39:41,974 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:39:42,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 93 proven. 72 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-29 03:39:42,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:42,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313791870] [2023-11-29 03:39:42,459 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:39:42,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150341566] [2023-11-29 03:39:42,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150341566] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:39:42,460 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:39:42,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-29 03:39:42,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618296160] [2023-11-29 03:39:42,460 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:39:42,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 03:39:42,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:42,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 03:39:42,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-29 03:39:42,464 INFO L87 Difference]: Start difference. First operand 59 states and 91 transitions. Second operand has 14 states, 14 states have (on average 3.357142857142857) internal successors, (47), 14 states have internal predecessors, (47), 3 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-29 03:39:43,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:39:43,756 INFO L93 Difference]: Finished difference Result 274 states and 395 transitions. [2023-11-29 03:39:43,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-29 03:39:43,761 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.357142857142857) internal successors, (47), 14 states have internal predecessors, (47), 3 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 169 [2023-11-29 03:39:43,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:39:43,767 INFO L225 Difference]: With dead ends: 274 [2023-11-29 03:39:43,767 INFO L226 Difference]: Without dead ends: 216 [2023-11-29 03:39:43,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 326 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=578, Invalid=1584, Unknown=0, NotChecked=0, Total=2162 [2023-11-29 03:39:43,771 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 224 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 730 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 03:39:43,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 399 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 730 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 03:39:43,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2023-11-29 03:39:43,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 68. [2023-11-29 03:39:43,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 35 states have internal predecessors, (40), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:39:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 98 transitions. [2023-11-29 03:39:43,807 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 98 transitions. Word has length 169 [2023-11-29 03:39:43,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:39:43,808 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 98 transitions. [2023-11-29 03:39:43,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.357142857142857) internal successors, (47), 14 states have internal predecessors, (47), 3 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-29 03:39:43,809 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 98 transitions. [2023-11-29 03:39:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 03:39:43,812 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:39:43,812 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:39:43,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 03:39:44,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-29 03:39:44,014 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:39:44,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:39:44,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1774742259, now seen corresponding path program 1 times [2023-11-29 03:39:44,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:39:44,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588409287] [2023-11-29 03:39:44,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:44,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:39:44,056 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:39:44,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [130817986] [2023-11-29 03:39:44,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:39:44,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:39:44,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:39:44,058 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:39:44,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 03:39:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:39:44,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 03:39:44,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:39:59,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 03:39:59,949 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:39:59,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:39:59,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588409287] [2023-11-29 03:39:59,949 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:39:59,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130817986] [2023-11-29 03:39:59,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130817986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:39:59,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:39:59,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:39:59,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057917093] [2023-11-29 03:39:59,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:39:59,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:39:59,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:39:59,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:39:59,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:39:59,952 INFO L87 Difference]: Start difference. First operand 68 states and 98 transitions. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 03:40:00,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:40:00,220 INFO L93 Difference]: Finished difference Result 95 states and 130 transitions. [2023-11-29 03:40:00,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:40:00,221 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 169 [2023-11-29 03:40:00,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:40:00,224 INFO L225 Difference]: With dead ends: 95 [2023-11-29 03:40:00,224 INFO L226 Difference]: Without dead ends: 93 [2023-11-29 03:40:00,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:40:00,225 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 31 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:40:00,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 371 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 03:40:00,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-29 03:40:00,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 74. [2023-11-29 03:40:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:40:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 106 transitions. [2023-11-29 03:40:00,243 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 106 transitions. Word has length 169 [2023-11-29 03:40:00,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:40:00,244 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 106 transitions. [2023-11-29 03:40:00,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 03:40:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2023-11-29 03:40:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 03:40:00,248 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:40:00,248 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:40:00,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 03:40:00,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:40:00,451 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:40:00,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:40:00,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1776529719, now seen corresponding path program 1 times [2023-11-29 03:40:00,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:40:00,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986164313] [2023-11-29 03:40:00,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:00,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:40:00,482 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 03:40:00,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [122995067] [2023-11-29 03:40:00,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:00,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:40:00,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:40:00,484 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:40:00,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 03:40:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:40:00,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:40:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:40:00,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:40:00,809 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 03:40:00,810 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 03:40:00,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 03:40:01,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:40:01,019 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 03:40:01,021 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 03:40:01,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 03:40:01 BoogieIcfgContainer [2023-11-29 03:40:01,113 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 03:40:01,114 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:40:01,114 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:40:01,114 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:40:01,115 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:39:40" (3/4) ... [2023-11-29 03:40:01,116 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:40:01,117 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:40:01,118 INFO L158 Benchmark]: Toolchain (without parser) took 21713.05ms. Allocated memory was 169.9MB in the beginning and 784.3MB in the end (delta: 614.5MB). Free memory was 131.9MB in the beginning and 460.7MB in the end (delta: -328.7MB). Peak memory consumption was 287.3MB. Max. memory is 16.1GB. [2023-11-29 03:40:01,118 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:40:01,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.76ms. Allocated memory is still 169.9MB. Free memory was 131.9MB in the beginning and 118.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 03:40:01,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.61ms. Allocated memory is still 169.9MB. Free memory was 118.8MB in the beginning and 115.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 03:40:01,119 INFO L158 Benchmark]: Boogie Preprocessor took 54.67ms. Allocated memory is still 169.9MB. Free memory was 115.7MB in the beginning and 112.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:40:01,119 INFO L158 Benchmark]: RCFGBuilder took 477.51ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 91.1MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-29 03:40:01,119 INFO L158 Benchmark]: TraceAbstraction took 20860.74ms. Allocated memory was 169.9MB in the beginning and 784.3MB in the end (delta: 614.5MB). Free memory was 90.5MB in the beginning and 461.7MB in the end (delta: -371.2MB). Peak memory consumption was 245.4MB. Max. memory is 16.1GB. [2023-11-29 03:40:01,120 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 784.3MB. Free memory was 461.7MB in the beginning and 460.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:40:01,122 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.76ms. Allocated memory is still 169.9MB. Free memory was 131.9MB in the beginning and 118.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.61ms. Allocated memory is still 169.9MB. Free memory was 118.8MB in the beginning and 115.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.67ms. Allocated memory is still 169.9MB. Free memory was 115.7MB in the beginning and 112.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.51ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 91.1MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 20860.74ms. Allocated memory was 169.9MB in the beginning and 784.3MB in the end (delta: 614.5MB). Free memory was 90.5MB in the beginning and 461.7MB in the end (delta: -371.2MB). Peak memory consumption was 245.4MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 784.3MB. Free memory was 461.7MB in the beginning and 460.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 112. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 999999; [L23] unsigned short int var_1_2 = 5; [L24] signed long int var_1_4 = -2; [L25] signed long int var_1_6 = 0; [L26] signed long int var_1_7 = 5; [L27] signed long int var_1_8 = 255; [L28] signed long int var_1_9 = 25; [L29] unsigned char var_1_10 = 0; [L30] signed long int var_1_11 = 0; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 0; [L33] unsigned char var_1_14 = 0; [L34] unsigned char var_1_15 = 0; [L35] unsigned char var_1_16 = 1; [L36] unsigned char var_1_17 = 1; [L37] unsigned char var_1_18 = 64; [L38] signed char var_1_19 = -10; [L39] unsigned char var_1_20 = 5; [L40] unsigned char last_1_var_1_18 = 64; [L116] isInitial = 1 [L117] FCALL initially() [L118] COND TRUE 1 [L119] CALL updateLastVariables() [L109] last_1_var_1_18 = var_1_18 [L119] RET updateLastVariables() [L120] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_ushort() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L66] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L66] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L67] var_1_4 = __VERIFIER_nondet_long() [L68] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L68] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L69] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L69] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=0, var_1_7=5, var_1_8=255, var_1_9=25] [L70] var_1_6 = __VERIFIER_nondet_long() [L71] CALL assume_abort_if_not(var_1_6 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=5, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=5, var_1_8=255, var_1_9=25] [L71] RET assume_abort_if_not(var_1_6 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=5, var_1_8=255, var_1_9=25] [L72] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=5, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=5, var_1_8=255, var_1_9=25] [L72] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=5, var_1_8=255, var_1_9=25] [L73] var_1_7 = __VERIFIER_nondet_long() [L74] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=255, var_1_9=25] [L74] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=255, var_1_9=25] [L75] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=255, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=255, var_1_9=25] [L75] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=255, var_1_9=25] [L76] var_1_8 = __VERIFIER_nondet_long() [L77] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L77] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L78] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L78] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L79] var_1_10 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L80] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L81] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L81] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L82] var_1_11 = __VERIFIER_nondet_long() [L83] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L83] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L84] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L84] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L85] var_1_13 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L86] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L87] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L87] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L88] var_1_14 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L89] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L90] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L90] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L91] var_1_15 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L92] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L93] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L93] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L94] var_1_16 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L95] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L96] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L96] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L97] var_1_17 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L98] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L99] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L99] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L100] var_1_19 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L101] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L102] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L102] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L103] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L103] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=5, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L104] var_1_20 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L105] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L106] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=254, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=254, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L106] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=254, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L120] RET updateVariables() [L121] CALL step() [L44] COND FALSE !(((var_1_2 + var_1_4) / var_1_19) != last_1_var_1_18) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=999999, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L47] COND TRUE (var_1_18 / 32) < (((((var_1_18 + var_1_18)) < (var_1_18)) ? ((var_1_18 + var_1_18)) : (var_1_18))) [L48] var_1_1 = ((var_1_6 - var_1_7) - var_1_8) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=0, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L52] COND TRUE var_1_18 == var_1_18 VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=0, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L53] COND FALSE !(\read(var_1_10)) [L56] var_1_12 = (((var_1_8 >= var_1_1) || var_1_15) && ((var_1_13 || var_1_16) && var_1_17)) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=0, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=25] [L59] COND TRUE \read(var_1_12) [L60] var_1_9 = (((((var_1_8) < (var_1_6)) ? (var_1_8) : (var_1_6))) - (var_1_11 - 0.8f)) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=0, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0] [L121] RET step() [L122] CALL, EXPR property() [L112-L113] return (((((var_1_18 / 32) < (((((var_1_18 + var_1_18)) < (var_1_18)) ? ((var_1_18 + var_1_18)) : (var_1_18)))) ? (var_1_1 == ((signed long int) ((var_1_6 - var_1_7) - var_1_8))) : (var_1_1 == ((signed long int) (var_1_8 - var_1_7)))) && (var_1_12 ? (var_1_9 == ((signed long int) (((((var_1_8) < (var_1_6)) ? (var_1_8) : (var_1_6))) - (var_1_11 - 0.8f)))) : 1)) && ((var_1_18 == var_1_18) ? (var_1_10 ? (var_1_12 == ((unsigned char) (var_1_13 || var_1_14))) : (var_1_12 == ((unsigned char) (((var_1_8 >= var_1_1) || var_1_15) && ((var_1_13 || var_1_16) && var_1_17))))) : 1)) && ((((var_1_2 + var_1_4) / var_1_19) != last_1_var_1_18) ? (var_1_18 == ((unsigned char) var_1_20)) : 1) ; [L122] RET, EXPR property() [L122] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=0, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=21] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=2147483647, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=1, var_1_1=0, var_1_20=254, var_1_2=0, var_1_4=64, var_1_6=2147483647, var_1_7=2147483647, var_1_8=0, var_1_9=21] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.7s, OverallIterations: 4, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 271 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 255 mSDsluCounter, 858 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 582 mSDsCounter, 237 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 833 IncrementalHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 237 mSolverCounterUnsat, 276 mSDtfsCounter, 833 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 709 GetRequests, 656 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=3, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 167 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 17.0s InterpolantComputationTime, 843 NumberOfCodeBlocks, 843 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 671 ConstructedInterpolants, 0 QuantifiedInterpolants, 2461 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1099 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 6355/6496 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 03:40:01,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 294b7dcc801896cc0c4607275b340e3835112c15aaaacb8b365f279b8e190761 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:40:03,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:40:03,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 03:40:03,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:40:03,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:40:03,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:40:03,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:40:03,297 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:40:03,298 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:40:03,299 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:40:03,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 03:40:03,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 03:40:03,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:40:03,302 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:40:03,303 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:40:03,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:40:03,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 03:40:03,305 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 03:40:03,306 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 03:40:03,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:40:03,307 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 03:40:03,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 03:40:03,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 03:40:03,310 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 03:40:03,310 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 03:40:03,310 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 03:40:03,311 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 03:40:03,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:40:03,312 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:40:03,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:40:03,313 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:40:03,313 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 03:40:03,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 03:40:03,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:40:03,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:40:03,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 03:40:03,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 03:40:03,315 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 03:40:03,316 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 03:40:03,316 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 03:40:03,316 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 03:40:03,316 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 03:40:03,317 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 03:40:03,317 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 03:40:03,317 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 03:40:03,317 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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 294b7dcc801896cc0c4607275b340e3835112c15aaaacb8b365f279b8e190761 [2023-11-29 03:40:03,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:40:03,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:40:03,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:40:03,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:40:03,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:40:03,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i [2023-11-29 03:40:06,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:40:06,877 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:40:06,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i [2023-11-29 03:40:06,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data/5303ac3ac/a4c123d69a484c5da1b4c104b38091a6/FLAG3846f4fd2 [2023-11-29 03:40:06,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/data/5303ac3ac/a4c123d69a484c5da1b4c104b38091a6 [2023-11-29 03:40:06,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:40:06,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:40:06,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:40:06,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:40:06,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:40:06,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:40:06" (1/1) ... [2023-11-29 03:40:06,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf991a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:06, skipping insertion in model container [2023-11-29 03:40:06,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:40:06" (1/1) ... [2023-11-29 03:40:06,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:40:07,102 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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i[916,929] [2023-11-29 03:40:07,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:40:07,165 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:40:07,179 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_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-45.i[916,929] [2023-11-29 03:40:07,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:40:07,224 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:40:07,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07 WrapperNode [2023-11-29 03:40:07,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:40:07,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:40:07,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:40:07,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:40:07,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,277 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2023-11-29 03:40:07,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:40:07,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:40:07,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:40:07,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:40:07,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,297 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,313 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 03:40:07,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:40:07,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:40:07,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:40:07,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:40:07,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (1/1) ... [2023-11-29 03:40:07,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 03:40:07,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:40:07,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 03:40:07,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 03:40:07,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 03:40:07,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 03:40:07,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 03:40:07,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 03:40:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:40:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:40:07,542 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:40:07,544 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:40:15,369 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:40:15,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:40:15,440 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:40:15,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:40:15 BoogieIcfgContainer [2023-11-29 03:40:15,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:40:15,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 03:40:15,444 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 03:40:15,447 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 03:40:15,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 03:40:06" (1/3) ... [2023-11-29 03:40:15,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6781e6be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:40:15, skipping insertion in model container [2023-11-29 03:40:15,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:40:07" (2/3) ... [2023-11-29 03:40:15,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6781e6be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 03:40:15, skipping insertion in model container [2023-11-29 03:40:15,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:40:15" (3/3) ... [2023-11-29 03:40:15,452 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-45.i [2023-11-29 03:40:15,471 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 03:40:15,471 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 03:40:15,527 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 03:40:15,534 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;@329c7c3c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 03:40:15,535 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 03:40:15,539 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 30 states have internal predecessors, (39), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:40:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-29 03:40:15,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:40:15,559 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:40:15,560 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:40:15,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:40:15,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1478609438, now seen corresponding path program 1 times [2023-11-29 03:40:15,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:40:15,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2018108796] [2023-11-29 03:40:15,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:15,582 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 03:40:15,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:40:15,608 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:15,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:15,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 03:40:15,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:40:16,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-29 03:40:16,053 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:40:16,054 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:40:16,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2018108796] [2023-11-29 03:40:16,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2018108796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:40:16,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:40:16,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 03:40:16,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567001397] [2023-11-29 03:40:16,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:40:16,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 03:40:16,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:40:16,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 03:40:16,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:40:16,107 INFO L87 Difference]: Start difference. First operand has 61 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 30 states have internal predecessors, (39), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 03:40:19,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:19,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:40:19,586 INFO L93 Difference]: Finished difference Result 119 states and 221 transitions. [2023-11-29 03:40:19,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 03:40:19,616 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 168 [2023-11-29 03:40:19,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:40:19,623 INFO L225 Difference]: With dead ends: 119 [2023-11-29 03:40:19,623 INFO L226 Difference]: Without dead ends: 59 [2023-11-29 03:40:19,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 03:40:19,631 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-29 03:40:19,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-11-29 03:40:19,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-29 03:40:19,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-29 03:40:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 28 states have internal predecessors, (33), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:40:19,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 91 transitions. [2023-11-29 03:40:19,708 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 91 transitions. Word has length 168 [2023-11-29 03:40:19,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:40:19,708 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 91 transitions. [2023-11-29 03:40:19,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 03:40:19,709 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2023-11-29 03:40:19,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 03:40:19,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:40:19,715 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:40:19,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:19,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:19,916 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:40:19,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:40:19,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1774682677, now seen corresponding path program 1 times [2023-11-29 03:40:19,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:40:19,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1914229099] [2023-11-29 03:40:19,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:19,919 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 03:40:19,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:40:19,920 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:19,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:20,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:40:20,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:40:21,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 899 proven. 69 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2023-11-29 03:40:21,221 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:40:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 93 proven. 72 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-29 03:40:21,867 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:40:21,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1914229099] [2023-11-29 03:40:21,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1914229099] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:40:21,868 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:40:21,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-29 03:40:21,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525865782] [2023-11-29 03:40:21,869 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:40:21,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-29 03:40:21,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:40:21,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 03:40:21,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:40:21,873 INFO L87 Difference]: Start difference. First operand 59 states and 91 transitions. Second operand has 13 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 3 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-29 03:40:26,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:31,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:34,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:40:35,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:40:35,447 INFO L93 Difference]: Finished difference Result 203 states and 295 transitions. [2023-11-29 03:40:35,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-29 03:40:35,448 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 3 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 169 [2023-11-29 03:40:35,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:40:35,452 INFO L225 Difference]: With dead ends: 203 [2023-11-29 03:40:35,452 INFO L226 Difference]: Without dead ends: 145 [2023-11-29 03:40:35,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 326 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=315, Invalid=741, Unknown=0, NotChecked=0, Total=1056 [2023-11-29 03:40:35,456 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 139 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 128 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-29 03:40:35,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 324 Invalid, 736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 606 Invalid, 2 Unknown, 0 Unchecked, 12.9s Time] [2023-11-29 03:40:35,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2023-11-29 03:40:35,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 68. [2023-11-29 03:40:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 35 states have internal predecessors, (40), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:40:35,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 98 transitions. [2023-11-29 03:40:35,490 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 98 transitions. Word has length 169 [2023-11-29 03:40:35,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:40:35,492 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 98 transitions. [2023-11-29 03:40:35,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.4615384615384617) internal successors, (45), 13 states have internal predecessors, (45), 3 states have call successors, (42), 3 states have call predecessors, (42), 7 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-29 03:40:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 98 transitions. [2023-11-29 03:40:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 03:40:35,497 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:40:35,497 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:40:35,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:35,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:35,699 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:40:35,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:40:35,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1774742259, now seen corresponding path program 1 times [2023-11-29 03:40:35,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:40:35,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1905916016] [2023-11-29 03:40:35,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:35,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 03:40:35,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:40:35,702 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:35,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:40:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:40:35,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:40:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:40:36,126 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2023-11-29 03:40:36,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1686586224] [2023-11-29 03:40:36,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:40:36,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:40:36,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:40:36,129 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:40:36,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-29 03:40:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:40:36,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 03:40:36,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:40:56,917 WARN L293 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:41:05,074 WARN L293 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:41:13,274 WARN L293 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:41:21,437 WARN L293 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:41:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 03:41:21,644 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 03:41:21,644 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 03:41:21,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1905916016] [2023-11-29 03:41:21,645 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 03:41:21,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1686586224] [2023-11-29 03:41:21,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1686586224] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:41:21,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:41:21,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 03:41:21,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778127883] [2023-11-29 03:41:21,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:41:21,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 03:41:21,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 03:41:21,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:41:21,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:41:21,648 INFO L87 Difference]: Start difference. First operand 68 states and 98 transitions. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 03:41:26,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:30,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:32,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:36,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:40,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:43,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 03:41:44,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:41:44,283 INFO L93 Difference]: Finished difference Result 95 states and 130 transitions. [2023-11-29 03:41:44,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 03:41:44,292 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 169 [2023-11-29 03:41:44,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 03:41:44,295 INFO L225 Difference]: With dead ends: 95 [2023-11-29 03:41:44,295 INFO L226 Difference]: Without dead ends: 93 [2023-11-29 03:41:44,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-29 03:41:44,296 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 37 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2023-11-29 03:41:44,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 256 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 4 Unknown, 0 Unchecked, 22.2s Time] [2023-11-29 03:41:44,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-29 03:41:44,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 74. [2023-11-29 03:41:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.170731707317073) internal successors, (48), 41 states have internal predecessors, (48), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 03:41:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 106 transitions. [2023-11-29 03:41:44,317 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 106 transitions. Word has length 169 [2023-11-29 03:41:44,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 03:41:44,319 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 106 transitions. [2023-11-29 03:41:44,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 states have internal predecessors, (27), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 03:41:44,320 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2023-11-29 03:41:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-29 03:41:44,324 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 03:41:44,324 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:41:44,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:41:44,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-29 03:41:44,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 03:41:44,729 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 03:41:44,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:41:44,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1776529719, now seen corresponding path program 1 times [2023-11-29 03:41:44,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 03:41:44,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [696762769] [2023-11-29 03:41:44,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:41:44,731 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 03:41:44,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 03:41:44,732 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/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 03:41:44,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 03:41:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:41:44,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:41:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:41:45,108 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2023-11-29 03:41:45,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [446808281] [2023-11-29 03:41:45,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:41:45,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 03:41:45,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 03:41:45,110 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 03:41:45,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fbd8551-1975-43f3-a2a0-60dbb5b7b743/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-29 03:41:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:41:45,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-29 03:41:45,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:41:59,897 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:08,061 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:16,230 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:24,398 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:32,568 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:39,537 WARN L293 SmtUtils]: Spent 6.97s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:47,705 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:42:53,912 WARN L293 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:02,124 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:10,288 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:18,459 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:26,627 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:34,799 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:42,967 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:51,130 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:43:55,176 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) c_~var_1_16~0)) (.cse5 ((_ zero_extend 24) c_~var_1_17~0)) (.cse1 ((_ zero_extend 24) c_~var_1_15~0))) (and (= (_ bv1 8) c_~var_1_12~0) (let ((.cse0 ((_ zero_extend 24) c_~var_1_18~0))) (bvslt (bvsdiv .cse0 (_ bv32 32)) .cse0)) (bvsle .cse1 (_ bv1 32)) (bvsge .cse2 (_ bv1 32)) (= ((_ zero_extend 24) c_~last_1_var_1_18~0) (bvsdiv (bvadd c_~var_1_4~0 ((_ zero_extend 16) c_~var_1_2~0)) ((_ sign_extend 24) c_~var_1_19~0))) (let ((.cse3 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_11~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 4.0 5.0)))) (.cse4 (bvslt c_~var_1_8~0 c_~var_1_6~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_8~0) .cse3)) c_~var_1_9~0) .cse4) (and (= c_~var_1_9~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) .cse3))) (not .cse4)))) (bvsle .cse2 (_ bv1 32)) (bvsge .cse5 (_ bv1 32)) (bvsle .cse5 (_ bv1 32)) (= c_~var_1_1~0 (bvadd c_~var_1_6~0 (bvneg c_~var_1_8~0) (bvneg c_~var_1_7~0))) (= c_~var_1_10~0 (_ bv0 8)) (bvsge .cse1 (_ bv1 32)))) is different from false [2023-11-29 03:43:59,217 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) c_~var_1_16~0)) (.cse5 ((_ zero_extend 24) c_~var_1_17~0)) (.cse1 ((_ zero_extend 24) c_~var_1_15~0))) (and (= (_ bv1 8) c_~var_1_12~0) (let ((.cse0 ((_ zero_extend 24) c_~var_1_18~0))) (bvslt (bvsdiv .cse0 (_ bv32 32)) .cse0)) (bvsle .cse1 (_ bv1 32)) (bvsge .cse2 (_ bv1 32)) (= ((_ zero_extend 24) c_~last_1_var_1_18~0) (bvsdiv (bvadd c_~var_1_4~0 ((_ zero_extend 16) c_~var_1_2~0)) ((_ sign_extend 24) c_~var_1_19~0))) (let ((.cse3 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_11~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 4.0 5.0)))) (.cse4 (bvslt c_~var_1_8~0 c_~var_1_6~0))) (or (and (= ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_8~0) .cse3)) c_~var_1_9~0) .cse4) (and (= c_~var_1_9~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) .cse3))) (not .cse4)))) (bvsle .cse2 (_ bv1 32)) (bvsge .cse5 (_ bv1 32)) (bvsle .cse5 (_ bv1 32)) (= c_~var_1_1~0 (bvadd c_~var_1_6~0 (bvneg c_~var_1_8~0) (bvneg c_~var_1_7~0))) (= c_~var_1_10~0 (_ bv0 8)) (bvsge .cse1 (_ bv1 32)))) is different from true [2023-11-29 03:44:42,182 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:44:50,346 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:44:58,512 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:45:10,998 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:45:19,165 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:45:27,326 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:45:35,501 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:45:43,698 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:45:51,873 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:00,044 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:08,213 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:16,381 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:24,705 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:32,876 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:41,467 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:49,637 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:46:57,796 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:47:18,726 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:47:26,906 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:47:35,080 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:47:43,225 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:47:51,372 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:03,795 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:11,947 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:20,091 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:28,282 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:36,424 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:44,572 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:48:52,713 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:00,859 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:09,006 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:17,287 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:25,441 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:33,866 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:42,015 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:49:50,162 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:50:11,000 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:50:19,166 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:50:27,479 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:50:35,625 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:50:44,067 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:06,336 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:14,499 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:22,665 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:35,321 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:43,494 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:51,656 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:51:59,813 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:07,979 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:16,146 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:24,311 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:32,481 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:40,668 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:48,994 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:52:57,157 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:53:05,648 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:53:13,817 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:53:21,988 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:53:42,815 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:53:51,020 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:53:59,170 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:54:07,321 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 03:54:19,765 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)