./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme --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 6eb5892a767256573d6a5c984f3677a0c25ea09cc07ef83748187d824bde4cb9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:56:45,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:56:46,042 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:56:46,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:56:46,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:56:46,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:56:46,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:56:46,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:56:46,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:56:46,078 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:56:46,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:56:46,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:56:46,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:56:46,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:56:46,081 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:56:46,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:56:46,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:56:46,083 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:56:46,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:56:46,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:56:46,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:56:46,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:56:46,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:56:46,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:56:46,087 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:56:46,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:56:46,087 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:56:46,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:56:46,088 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:56:46,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:56:46,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:56:46,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:46,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:56:46,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:56:46,091 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:56:46,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:56:46,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:56:46,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:56:46,093 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:56:46,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:56:46,094 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:56:46,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:56:46,095 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_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb5892a767256573d6a5c984f3677a0c25ea09cc07ef83748187d824bde4cb9 [2023-11-26 11:56:46,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:56:46,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:56:46,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:56:46,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:56:46,385 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:56:46,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i [2023-11-26 11:56:49,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:56:49,775 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:56:49,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i [2023-11-26 11:56:49,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data/4365d8c6c/23ef3893c3594c78a138fcfc92a61afa/FLAGb6e41737f [2023-11-26 11:56:49,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data/4365d8c6c/23ef3893c3594c78a138fcfc92a61afa [2023-11-26 11:56:49,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:56:49,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:56:49,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:49,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:56:49,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:56:49,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:49" (1/1) ... [2023-11-26 11:56:49,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b916e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:49, skipping insertion in model container [2023-11-26 11:56:49,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:49" (1/1) ... [2023-11-26 11:56:49,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:56:50,033 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_9812ac44-7633-4ba7-8523-56e30f186682/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i[915,928] [2023-11-26 11:56:50,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:50,119 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:56:50,146 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_9812ac44-7633-4ba7-8523-56e30f186682/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i[915,928] [2023-11-26 11:56:50,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:50,238 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:56:50,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50 WrapperNode [2023-11-26 11:56:50,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:50,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:50,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:56:50,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:56:50,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,305 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2023-11-26 11:56:50,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:50,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:56:50,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:56:50,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:56:50,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,345 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,362 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]. [2023-11-26 11:56:50,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:56:50,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:56:50,408 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:56:50,408 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:56:50,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (1/1) ... [2023-11-26 11:56:50,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:50,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:50,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:56:50,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:56:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:56:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:56:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:56:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:56:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:56:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:56:50,654 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:56:50,659 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:56:51,105 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:56:51,190 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:56:51,191 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:56:51,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:51 BoogieIcfgContainer [2023-11-26 11:56:51,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:56:51,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:56:51,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:56:51,201 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:56:51,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:56:49" (1/3) ... [2023-11-26 11:56:51,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591b110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:56:51, skipping insertion in model container [2023-11-26 11:56:51,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:50" (2/3) ... [2023-11-26 11:56:51,206 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591b110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:56:51, skipping insertion in model container [2023-11-26 11:56:51,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:51" (3/3) ... [2023-11-26 11:56:51,208 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-93.i [2023-11-26 11:56:51,231 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:56:51,231 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:56:51,317 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:56:51,327 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;@18469660, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:56:51,327 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:56:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:56:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:56:51,351 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:51,352 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:51,353 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:51,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:51,358 INFO L85 PathProgramCache]: Analyzing trace with hash 660305440, now seen corresponding path program 1 times [2023-11-26 11:56:51,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:51,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702306658] [2023-11-26 11:56:51,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:51,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 11:56:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-26 11:56:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 11:56:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-26 11:56:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 11:56:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 11:56:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-26 11:56:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-26 11:56:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-26 11:56:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 11:56:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 11:56:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-26 11:56:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-26 11:56:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-26 11:56:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 11:56:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-26 11:56:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-26 11:56:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-26 11:56:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-26 11:56:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-26 11:56:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-26 11:56:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-26 11:56:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-26 11:56:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-26 11:56:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-26 11:56:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-26 11:56:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-26 11:56:51,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:51,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702306658] [2023-11-26 11:56:51,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702306658] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:51,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:51,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:51,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210334436] [2023-11-26 11:56:51,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:51,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:56:51,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:51,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:56:51,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:56:51,946 INFO L87 Difference]: Start difference. First operand has 68 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:56:52,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:52,052 INFO L93 Difference]: Finished difference Result 133 states and 238 transitions. [2023-11-26 11:56:52,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:56:52,057 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 160 [2023-11-26 11:56:52,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:52,070 INFO L225 Difference]: With dead ends: 133 [2023-11-26 11:56:52,070 INFO L226 Difference]: Without dead ends: 66 [2023-11-26 11:56:52,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:56:52,084 INFO L413 NwaCegarLoop]: 99 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, 99 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 [2023-11-26 11:56:52,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:52,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-26 11:56:52,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-11-26 11:56:52,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:56:52,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 102 transitions. [2023-11-26 11:56:52,165 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 102 transitions. Word has length 160 [2023-11-26 11:56:52,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:52,167 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 102 transitions. [2023-11-26 11:56:52,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:56:52,168 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2023-11-26 11:56:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:56:52,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:52,177 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:52,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:56:52,178 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:52,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:52,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1642639704, now seen corresponding path program 1 times [2023-11-26 11:56:52,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:52,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148562355] [2023-11-26 11:56:52,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:52,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 11:56:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-26 11:56:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-26 11:56:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-26 11:56:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 11:56:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 11:56:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-26 11:56:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-26 11:56:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-26 11:56:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-26 11:56:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 11:56:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-26 11:56:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-26 11:56:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-26 11:56:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 11:56:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-26 11:56:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-26 11:56:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-26 11:56:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-26 11:56:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-26 11:56:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-26 11:56:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-26 11:56:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-26 11:56:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-26 11:56:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-26 11:56:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-26 11:56:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-26 11:56:52,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:52,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148562355] [2023-11-26 11:56:52,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148562355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:52,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:52,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:56:52,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79325504] [2023-11-26 11:56:52,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:52,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:52,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:52,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:52,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:52,765 INFO L87 Difference]: Start difference. First operand 66 states and 102 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-26 11:56:52,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:52,830 INFO L93 Difference]: Finished difference Result 161 states and 245 transitions. [2023-11-26 11:56:52,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:52,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 160 [2023-11-26 11:56:52,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:52,835 INFO L225 Difference]: With dead ends: 161 [2023-11-26 11:56:52,835 INFO L226 Difference]: Without dead ends: 96 [2023-11-26 11:56:52,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:52,838 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 33 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:52,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 183 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:52,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-26 11:56:52,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 93. [2023-11-26 11:56:52,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 61 states have internal predecessors, (79), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:56:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2023-11-26 11:56:52,862 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 160 [2023-11-26 11:56:52,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:52,863 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2023-11-26 11:56:52,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-26 11:56:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2023-11-26 11:56:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-26 11:56:52,867 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:52,868 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:52,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:56:52,868 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:56:52,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:52,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1205716214, now seen corresponding path program 1 times [2023-11-26 11:56:52,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:52,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541234863] [2023-11-26 11:56:52,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:52,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:53,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:56:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:56:53,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:56:53,401 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:56:53,402 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:56:53,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:56:53,408 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-26 11:56:53,413 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:56:53,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:56:53 BoogieIcfgContainer [2023-11-26 11:56:53,535 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:56:53,535 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:56:53,535 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:56:53,536 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:56:53,536 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:51" (3/4) ... [2023-11-26 11:56:53,538 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:56:53,540 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:56:53,541 INFO L158 Benchmark]: Toolchain (without parser) took 3727.66ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 82.1MB in the beginning and 114.6MB in the end (delta: -32.6MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-11-26 11:56:53,541 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:56:53,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.37ms. Allocated memory is still 127.9MB. Free memory was 82.1MB in the beginning and 68.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:56:53,542 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.78ms. Allocated memory is still 127.9MB. Free memory was 68.1MB in the beginning and 65.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:56:53,543 INFO L158 Benchmark]: Boogie Preprocessor took 100.95ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 65.7MB in the beginning and 130.5MB in the end (delta: -64.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-26 11:56:53,544 INFO L158 Benchmark]: RCFGBuilder took 783.79ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 109.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-26 11:56:53,544 INFO L158 Benchmark]: TraceAbstraction took 2340.46ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 115.7MB in the end (delta: -7.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2023-11-26 11:56:53,545 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 114.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:56:53,548 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.37ms. Allocated memory is still 127.9MB. Free memory was 82.1MB in the beginning and 68.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.78ms. Allocated memory is still 127.9MB. Free memory was 68.1MB in the beginning and 65.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.95ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 65.7MB in the beginning and 130.5MB in the end (delta: -64.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * RCFGBuilder took 783.79ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 109.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2340.46ms. Allocated memory is still 161.5MB. Free memory was 108.5MB in the beginning and 115.7MB in the end (delta: -7.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 114.6MB 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 someBinaryFLOATComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 31. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.5; [L23] float var_1_5 = 0.0; [L24] float var_1_6 = 4.2; [L25] float var_1_7 = 31.25; [L26] float var_1_8 = 1.375; [L27] unsigned short int var_1_9 = 32; [L28] unsigned char var_1_10 = 1; [L29] float var_1_11 = 0.625; [L30] unsigned short int var_1_12 = 1; [L31] float var_1_13 = -0.25; [L32] signed short int var_1_14 = 4; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 0; [L35] signed short int var_1_17 = 8; [L36] signed short int var_1_18 = 5; [L37] signed short int var_1_19 = 128; [L38] signed long int var_1_20 = -50; [L39] signed short int var_1_21 = -16; [L40] signed short int var_1_22 = 16; [L41] signed short int var_1_23 = 32; [L42] signed short int var_1_24 = 2; [L43] signed short int var_1_25 = -4; [L145] isInitial = 1 [L146] FCALL initially() [L147] COND TRUE 1 [L148] FCALL updateLastVariables() [L149] CALL updateVariables() [L96] var_1_5 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L97] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L98] var_1_6 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L99] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L100] var_1_7 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L101] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_8=11/8, var_1_9=32] [L102] var_1_8 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L103] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L104] var_1_10 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L105] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L106] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L106] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L107] var_1_11 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L108] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L109] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L109] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L110] var_1_12 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L111] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L112] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L112] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L113] var_1_15 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L114] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L115] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L115] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L116] var_1_16 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L118] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L118] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L119] var_1_17 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_17 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L120] RET assume_abort_if_not(var_1_17 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L121] CALL assume_abort_if_not(var_1_17 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L121] RET assume_abort_if_not(var_1_17 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L122] var_1_18 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L123] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L124] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L124] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L125] var_1_19 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L126] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L127] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L127] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L128] var_1_22 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L129] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L130] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L130] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_9=32] [L131] var_1_24 = __VERIFIER_nondet_short() [L132] CALL assume_abort_if_not(var_1_24 >= -8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L132] RET assume_abort_if_not(var_1_24 >= -8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L133] CALL assume_abort_if_not(var_1_24 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L133] RET assume_abort_if_not(var_1_24 <= 8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-4, var_1_9=32] [L134] var_1_25 = __VERIFIER_nondet_short() [L135] CALL assume_abort_if_not(var_1_25 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L135] RET assume_abort_if_not(var_1_25 >= -8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L136] CALL assume_abort_if_not(var_1_25 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L136] RET assume_abort_if_not(var_1_25 <= 8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_9=32] [L149] RET updateVariables() [L150] CALL step() [L47] COND TRUE \read(var_1_10) [L48] var_1_13 = ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L52] unsigned char stepLocal_5 = ! (var_1_10 || var_1_15); VAL [isInitial=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L53] COND TRUE stepLocal_5 || var_1_16 [L54] var_1_14 = ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))) VAL [isInitial=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L56] COND TRUE \read(var_1_15) [L57] var_1_21 = ((var_1_22 + 25) - var_1_19) VAL [isInitial=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=32, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L59] COND TRUE \read(var_1_10) [L60] var_1_23 = (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)) VAL [isInitial=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L68] unsigned char stepLocal_4 = var_1_13 < (var_1_8 / var_1_11); [L69] unsigned char stepLocal_3 = var_1_13 != var_1_11; VAL [isInitial=1, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L70] COND TRUE var_1_10 || stepLocal_4 VAL [isInitial=1, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=32] [L71] COND TRUE var_1_10 || stepLocal_3 [L72] var_1_9 = 8 VAL [isInitial=1, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L77] COND TRUE \read(var_1_16) [L78] var_1_20 = (var_1_9 - 50) VAL [isInitial=1, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L80] signed short int stepLocal_2 = var_1_21; [L81] signed short int stepLocal_1 = var_1_21; [L82] signed long int stepLocal_0 = var_1_14 - var_1_20; VAL [isInitial=1, stepLocal_0=40, stepLocal_1=-24555, stepLocal_2=-24555, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=1/2, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_9=8] [L83] COND FALSE !((var_1_20 + var_1_14) < stepLocal_2) [L92] var_1_1 = var_1_8 VAL [isInitial=1, stepLocal_0=40, stepLocal_1=-24555, stepLocal_2=-24555, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L150] RET step() [L151] CALL, EXPR property() [L141-L142] return ((((((((var_1_20 + var_1_14) < var_1_21) ? ((var_1_21 <= (var_1_14 - var_1_20)) ? ((var_1_21 < var_1_14) ? (var_1_1 == ((float) ((var_1_5 - var_1_6) - var_1_7))) : 1) : (var_1_1 == ((float) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) + 3.25f)))) : (var_1_1 == ((float) var_1_8))) && ((var_1_10 || (var_1_13 < (var_1_8 / var_1_11))) ? ((var_1_10 || (var_1_13 != var_1_11)) ? (var_1_9 == ((unsigned short int) 8)) : 1) : (var_1_9 == ((unsigned short int) var_1_12)))) && (var_1_10 ? (var_1_13 == ((float) ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))))) : (var_1_13 == ((float) ((((10.15f) < ((var_1_6 + var_1_8))) ? (10.15f) : ((var_1_6 + var_1_8)))))))) && (((! (var_1_10 || var_1_15)) || var_1_16) ? (var_1_14 == ((signed short int) ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))))) : 1)) && (var_1_16 ? (var_1_20 == ((signed long int) (var_1_9 - 50))) : 1)) && (var_1_15 ? (var_1_21 == ((signed short int) ((var_1_22 + 25) - var_1_19))) : 1)) && (var_1_10 ? (var_1_23 == ((signed short int) (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)))) : (var_1_16 ? (var_1_23 == ((signed short int) var_1_24)) : (var_1_23 == ((signed short int) var_1_17)))) ; [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=-2, var_1_15=1, var_1_16=1, var_1_17=-2, var_1_18=32764, var_1_19=32766, var_1_1=65540, var_1_20=-42, var_1_21=-24555, var_1_22=8186, var_1_23=-1, var_1_24=4, var_1_25=-8191, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 3, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 33 mSDsluCounter, 282 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 88 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 194 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=2, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 481 NumberOfCodeBlocks, 481 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 318 ConstructedInterpolants, 0 QuantifiedInterpolants, 360 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2600/2600 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 [2023-11-26 11:56:53,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme --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 6eb5892a767256573d6a5c984f3677a0c25ea09cc07ef83748187d824bde4cb9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:56:56,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:56:56,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:56:56,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:56:56,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:56:56,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:56:56,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:56:56,488 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:56:56,489 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:56:56,489 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:56:56,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:56:56,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:56:56,492 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:56:56,492 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:56:56,493 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:56:56,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:56:56,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:56:56,495 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:56:56,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:56:56,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:56:56,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:56:56,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:56:56,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:56:56,500 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:56:56,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:56:56,501 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:56:56,501 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:56:56,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:56:56,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:56:56,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:56:56,504 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:56:56,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:56:56,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:56:56,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:56,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:56:56,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:56:56,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:56:56,508 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:56:56,508 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:56:56,509 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:56:56,509 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:56:56,511 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:56:56,512 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:56:56,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:56:56,513 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:56:56,513 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_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eb5892a767256573d6a5c984f3677a0c25ea09cc07ef83748187d824bde4cb9 [2023-11-26 11:56:56,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:56:56,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:56:56,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:56:56,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:56:56,999 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:56:57,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i [2023-11-26 11:57:00,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:57:00,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:57:00,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i [2023-11-26 11:57:00,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data/bee333c78/9a16ae9490da4defaec208e30ac8c80e/FLAG2f788357c [2023-11-26 11:57:00,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/data/bee333c78/9a16ae9490da4defaec208e30ac8c80e [2023-11-26 11:57:00,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:57:00,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:57:00,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:57:00,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:57:00,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:57:00,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:57:00" (1/1) ... [2023-11-26 11:57:00,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668948ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:00, skipping insertion in model container [2023-11-26 11:57:00,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:57:00" (1/1) ... [2023-11-26 11:57:00,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:57:00,913 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_9812ac44-7633-4ba7-8523-56e30f186682/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i[915,928] [2023-11-26 11:57:00,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:57:00,989 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:57:01,003 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_9812ac44-7633-4ba7-8523-56e30f186682/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-93.i[915,928] [2023-11-26 11:57:01,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:57:01,055 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:57:01,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01 WrapperNode [2023-11-26 11:57:01,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:57:01,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:57:01,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:57:01,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:57:01,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,111 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2023-11-26 11:57:01,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:57:01,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:57:01,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:57:01,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:57:01,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,131 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,146 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]. [2023-11-26 11:57:01,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:57:01,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:57:01,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:57:01,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:57:01,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (1/1) ... [2023-11-26 11:57:01,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:57:01,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:57:01,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:57:01,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:57:01,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:57:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:57:01,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:57:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:57:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:57:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:57:01,407 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:57:01,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:57:06,912 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:57:06,979 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:57:06,979 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:57:06,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:57:06 BoogieIcfgContainer [2023-11-26 11:57:06,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:57:06,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:57:06,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:57:06,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:57:06,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:57:00" (1/3) ... [2023-11-26 11:57:06,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451a761b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:57:06, skipping insertion in model container [2023-11-26 11:57:06,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:57:01" (2/3) ... [2023-11-26 11:57:06,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451a761b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:57:06, skipping insertion in model container [2023-11-26 11:57:06,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:57:06" (3/3) ... [2023-11-26 11:57:06,990 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-93.i [2023-11-26 11:57:07,008 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:57:07,008 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:57:07,067 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:57:07,074 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;@2cf62f71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:57:07,074 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:57:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:57:07,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:57:07,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:57:07,105 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:57:07,106 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:57:07,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:07,110 INFO L85 PathProgramCache]: Analyzing trace with hash 660305440, now seen corresponding path program 1 times [2023-11-26 11:57:07,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:57:07,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282996795] [2023-11-26 11:57:07,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:07,128 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 [2023-11-26 11:57:07,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:57:07,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:57:07,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:57:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:07,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:57:07,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:57:07,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2023-11-26 11:57:07,764 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:57:07,765 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:57:07,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282996795] [2023-11-26 11:57:07,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [282996795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:57:07,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:57:07,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:57:07,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474601768] [2023-11-26 11:57:07,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:57:07,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:57:07,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:57:07,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:57:07,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:57:07,806 INFO L87 Difference]: Start difference. First operand has 68 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:57:12,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:57:12,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:57:12,029 INFO L93 Difference]: Finished difference Result 133 states and 238 transitions. [2023-11-26 11:57:12,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:57:12,082 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 160 [2023-11-26 11:57:12,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:57:12,091 INFO L225 Difference]: With dead ends: 133 [2023-11-26 11:57:12,091 INFO L226 Difference]: Without dead ends: 66 [2023-11-26 11:57:12,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:57:12,100 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:57:12,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-11-26 11:57:12,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-26 11:57:12,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-11-26 11:57:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:57:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 102 transitions. [2023-11-26 11:57:12,158 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 102 transitions. Word has length 160 [2023-11-26 11:57:12,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:57:12,159 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 102 transitions. [2023-11-26 11:57:12,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:57:12,160 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2023-11-26 11:57:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:57:12,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:57:12,165 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:57:12,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:57:12,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:57:12,372 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:57:12,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:12,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1642639704, now seen corresponding path program 1 times [2023-11-26 11:57:12,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:57:12,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349865701] [2023-11-26 11:57:12,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:12,376 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 [2023-11-26 11:57:12,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:57:12,378 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:57:12,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:57:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:12,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:57:12,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:57:13,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-26 11:57:13,084 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:57:13,084 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:57:13,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349865701] [2023-11-26 11:57:13,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349865701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:57:13,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:57:13,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:57:13,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590018340] [2023-11-26 11:57:13,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:57:13,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:57:13,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:57:13,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:57:13,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:57:13,091 INFO L87 Difference]: Start difference. First operand 66 states and 102 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-26 11:57:17,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:57:18,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:57:18,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:57:18,943 INFO L93 Difference]: Finished difference Result 161 states and 245 transitions. [2023-11-26 11:57:18,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:57:18,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 160 [2023-11-26 11:57:18,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:57:18,949 INFO L225 Difference]: With dead ends: 161 [2023-11-26 11:57:18,950 INFO L226 Difference]: Without dead ends: 96 [2023-11-26 11:57:18,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:57:18,953 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 33 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-26 11:57:18,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 182 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2023-11-26 11:57:18,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-11-26 11:57:18,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 93. [2023-11-26 11:57:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 61 states have internal predecessors, (79), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:57:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2023-11-26 11:57:18,982 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 160 [2023-11-26 11:57:18,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:57:18,984 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2023-11-26 11:57:18,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-26 11:57:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2023-11-26 11:57:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-26 11:57:18,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:57:18,989 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:57:19,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 11:57:19,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:57:19,199 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:57:19,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:57:19,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1205716214, now seen corresponding path program 1 times [2023-11-26 11:57:19,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:57:19,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1371838051] [2023-11-26 11:57:19,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:57:19,201 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 [2023-11-26 11:57:19,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:57:19,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:57:19,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9812ac44-7633-4ba7-8523-56e30f186682/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:57:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:57:19,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-26 11:57:19,891 INFO L285 TraceCheckSpWp]: Computing forward predicates...