./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd --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 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:58:27,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:58:27,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 12:58:27,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:58:27,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:58:27,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:58:27,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:58:27,263 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:58:27,263 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:58:27,263 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:58:27,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:58:27,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:58:27,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:58:27,264 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:58:27,264 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:58:27,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:58:27,264 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:58:27,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:58:27,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:58:27,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:58:27,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:58:27,267 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd 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 -> 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe [2024-11-13 12:58:27,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:58:27,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:58:27,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:58:27,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:58:27,590 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:58:27,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i Unable to find full path for "g++" [2024-11-13 12:58:29,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:58:29,807 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:58:29,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i [2024-11-13 12:58:29,814 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data/2825d5d83/1c3fecfb8700478ca1227ffbe2b3afcf/FLAG654ab205a [2024-11-13 12:58:29,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data/2825d5d83/1c3fecfb8700478ca1227ffbe2b3afcf [2024-11-13 12:58:29,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:58:29,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:58:29,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:58:29,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:58:29,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:58:29,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:58:29" (1/1) ... [2024-11-13 12:58:29,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cacae26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:29, skipping insertion in model container [2024-11-13 12:58:29,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:58:29" (1/1) ... [2024-11-13 12:58:29,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:58:30,014 WARN L250 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_848fce3c-e647-4b51-81fb-b5d38d0b4c46/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928] [2024-11-13 12:58:30,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:58:30,084 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:58:30,093 WARN L250 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_848fce3c-e647-4b51-81fb-b5d38d0b4c46/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928] [2024-11-13 12:58:30,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:58:30,130 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:58:30,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30 WrapperNode [2024-11-13 12:58:30,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:58:30,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:58:30,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:58:30,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:58:30,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,182 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-11-13 12:58:30,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:58:30,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:58:30,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:58:30,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:58:30,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,198 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,217 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]. [2024-11-13 12:58:30,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:58:30,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:58:30,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:58:30,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:58:30,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (1/1) ... [2024-11-13 12:58:30,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:58:30,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:58:30,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:58:30,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:58:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:58:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 12:58:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 12:58:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 12:58:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:58:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:58:30,402 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:58:30,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:58:30,631 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 12:58:30,631 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:58:30,646 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:58:30,647 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:58:30,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:58:30 BoogieIcfgContainer [2024-11-13 12:58:30,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:58:30,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:58:30,650 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:58:30,655 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:58:30,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:58:29" (1/3) ... [2024-11-13 12:58:30,656 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c3dd0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:58:30, skipping insertion in model container [2024-11-13 12:58:30,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:30" (2/3) ... [2024-11-13 12:58:30,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c3dd0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:58:30, skipping insertion in model container [2024-11-13 12:58:30,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:58:30" (3/3) ... [2024-11-13 12:58:30,658 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-65.i [2024-11-13 12:58:30,674 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:58:30,676 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-65.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 12:58:30,732 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:58:30,744 INFO L333 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, 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;@66b431ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:58:30,744 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:58:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 12:58:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 12:58:30,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:58:30,761 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:58:30,761 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:58:30,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:30,770 INFO L85 PathProgramCache]: Analyzing trace with hash 931334762, now seen corresponding path program 1 times [2024-11-13 12:58:30,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:30,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008714037] [2024-11-13 12:58:30,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:30,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:58:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-13 12:58:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 12:58:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-13 12:58:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-13 12:58:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 12:58:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 12:58:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 12:58:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 12:58:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-13 12:58:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-13 12:58:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 12:58:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-13 12:58:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-13 12:58:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 12:58:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-13 12:58:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 12:58:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-13 12:58:31,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:31,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008714037] [2024-11-13 12:58:31,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008714037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:31,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:31,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:31,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972188887] [2024-11-13 12:58:31,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:31,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:58:31,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:31,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:58:31,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:58:31,258 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 12:58:31,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:58:31,279 INFO L93 Difference]: Finished difference Result 105 states and 172 transitions. [2024-11-13 12:58:31,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:58:31,281 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110 [2024-11-13 12:58:31,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:58:31,287 INFO L225 Difference]: With dead ends: 105 [2024-11-13 12:58:31,287 INFO L226 Difference]: Without dead ends: 50 [2024-11-13 12:58:31,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:58:31,293 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:58:31,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:58:31,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-13 12:58:31,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-13 12:58:31,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 12:58:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-11-13 12:58:31,341 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 110 [2024-11-13 12:58:31,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:58:31,344 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-11-13 12:58:31,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 12:58:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-13 12:58:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 12:58:31,348 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:58:31,348 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:58:31,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:58:31,348 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:58:31,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:31,349 INFO L85 PathProgramCache]: Analyzing trace with hash 537476068, now seen corresponding path program 1 times [2024-11-13 12:58:31,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:31,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147366736] [2024-11-13 12:58:31,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:31,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:58:31,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:58:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:58:31,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:58:31,712 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:58:31,714 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 12:58:31,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:58:31,719 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-13 12:58:31,791 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:58:31,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:58:31 BoogieIcfgContainer [2024-11-13 12:58:31,794 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:58:31,795 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:58:31,795 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:58:31,795 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:58:31,796 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:58:30" (3/4) ... [2024-11-13 12:58:31,799 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 12:58:31,800 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:58:31,800 INFO L158 Benchmark]: Toolchain (without parser) took 1967.31ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 61.6MB in the end (delta: 31.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-13 12:58:31,801 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:58:31,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.07ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:58:31,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.80ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:58:31,802 INFO L158 Benchmark]: Boogie Preprocessor took 62.14ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 76.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:58:31,802 INFO L158 Benchmark]: RCFGBuilder took 393.54ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 62.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 12:58:31,803 INFO L158 Benchmark]: TraceAbstraction took 1145.16ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 151.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:58:31,803 INFO L158 Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:58:31,805 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.07ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.80ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.14ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 76.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 393.54ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 62.3MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1145.16ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 61.6MB in the end (delta: 151.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.56ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 21.1kB). 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 95, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someUnaryFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 1000000000.1; [L23] float var_1_2 = 256.75; [L24] unsigned char var_1_3 = 1; [L25] float var_1_4 = 8.2; [L26] signed long int var_1_5 = -32; [L27] signed long int var_1_6 = 4; [L28] signed char var_1_7 = 5; [L29] signed char var_1_8 = 64; [L30] signed char var_1_9 = 16; [L31] signed char var_1_10 = 64; [L32] signed char var_1_11 = -64; [L33] double var_1_12 = 15.9; [L34] double var_1_13 = 1.5; [L35] double var_1_14 = 10000000000.375; [L36] unsigned char var_1_15 = 1; VAL [isInitial=0, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_2=1027/4, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L99] isInitial = 1 [L100] FCALL initially() [L101] int k_loop; [L102] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_2=1027/4, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L102] COND TRUE k_loop < 1 [L103] FCALL updateLastVariables() [L104] CALL updateVariables() [L63] var_1_2 = __VERIFIER_nondet_float() [L64] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L64] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L65] var_1_3 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L67] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L67] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L68] var_1_4 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L69] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L70] var_1_6 = __VERIFIER_nondet_long() [L71] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L71] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L72] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L72] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L73] var_1_8 = __VERIFIER_nondet_char() [L74] CALL assume_abort_if_not(var_1_8 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L74] RET assume_abort_if_not(var_1_8 >= 63) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L75] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L75] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L76] var_1_9 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L77] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L78] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L78] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L79] var_1_10 = __VERIFIER_nondet_char() [L80] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L80] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L81] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L81] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L82] var_1_12 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L83] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L84] var_1_13 = __VERIFIER_nondet_double() [L85] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427387900e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L85] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427387900e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L86] var_1_14 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427387900e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L87] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427387900e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L88] var_1_15 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L89] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L90] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L90] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L104] RET updateVariables() [L105] CALL step() [L40] COND FALSE !(0.625f > var_1_2) [L45] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L47] COND TRUE \read(var_1_3) [L48] var_1_5 = ((10 + var_1_6) - 2) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L50] signed long int stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=0, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=24] [L51] COND TRUE ((64 - 25) - (var_1_8 - var_1_9)) >= stepLocal_0 [L52] var_1_7 = (((((var_1_9 - 32)) > (var_1_10)) ? ((var_1_9 - 32)) : (var_1_10))) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24] [L54] COND FALSE !((var_1_12 - (var_1_13 + var_1_14)) <= var_1_1) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24] [L105] RET step() [L106] CALL, EXPR property() [L95-L96] return ((((0.625f > var_1_2) ? (var_1_3 ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && (var_1_3 ? (var_1_5 == ((signed long int) ((10 + var_1_6) - 2))) : 1)) && ((((64 - 25) - (var_1_8 - var_1_9)) >= var_1_6) ? (var_1_7 == ((signed char) (((((var_1_9 - 32)) > (var_1_10)) ? ((var_1_9 - 32)) : (var_1_10))))) : 1)) && (((var_1_12 - (var_1_13 + var_1_14)) <= var_1_1) ? ((var_1_3 && var_1_15) ? (var_1_11 == ((signed char) var_1_10)) : (var_1_11 == ((signed char) var_1_9))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24] [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24] [L19] reach_error() VAL [isInitial=1, var_1_10=-8, var_1_11=-64, var_1_15=1, var_1_1=10000000005, var_1_3=1, var_1_4=10000000005, var_1_5=8, var_1_6=0, var_1_7=-8, var_1_8=63, var_1_9=24] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 76 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 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 [2024-11-13 12:58:31,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd --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 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:58:34,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:58:34,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 12:58:34,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:58:34,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:58:34,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:58:34,584 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:58:34,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:58:34,585 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:58:34,585 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:58:34,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:58:34,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:58:34,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:58:34,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:58:34,586 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:58:34,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:58:34,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:58:34,587 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:58:34,588 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 12:58:34,588 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:58:34,588 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 12:58:34,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:58:34,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:58:34,588 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:58:34,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:58:34,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:58:34,589 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:58:34,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:58:34,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:58:34,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:58:34,590 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:58:34,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:58:34,599 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd 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 -> 9167d3514d92876f080e6f73b391286588106b09c0456cd9b66d9fc0d1e7cefe [2024-11-13 12:58:34,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:58:34,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:58:34,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:58:34,945 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:58:34,946 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:58:34,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i Unable to find full path for "g++" [2024-11-13 12:58:36,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:58:37,256 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:58:37,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i [2024-11-13 12:58:37,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data/648d62fc5/63d47a32e9f140a8a7e0031e02f386b4/FLAG6b0006e84 [2024-11-13 12:58:37,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/data/648d62fc5/63d47a32e9f140a8a7e0031e02f386b4 [2024-11-13 12:58:37,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:58:37,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:58:37,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:58:37,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:58:37,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:58:37,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ded2bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37, skipping insertion in model container [2024-11-13 12:58:37,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,359 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:58:37,524 WARN L250 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_848fce3c-e647-4b51-81fb-b5d38d0b4c46/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928] [2024-11-13 12:58:37,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:58:37,624 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:58:37,638 WARN L250 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_848fce3c-e647-4b51-81fb-b5d38d0b4c46/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-65.i[915,928] [2024-11-13 12:58:37,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:58:37,711 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:58:37,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37 WrapperNode [2024-11-13 12:58:37,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:58:37,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:58:37,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:58:37,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:58:37,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,769 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2024-11-13 12:58:37,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:58:37,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:58:37,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:58:37,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:58:37,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,784 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,807 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]. [2024-11-13 12:58:37,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:58:37,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:58:37,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:58:37,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:58:37,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (1/1) ... [2024-11-13 12:58:37,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:58:37,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:58:37,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:58:37,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:58:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:58:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 12:58:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 12:58:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 12:58:37,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:58:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:58:37,998 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:58:38,000 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:58:42,523 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 12:58:42,523 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:58:42,534 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:58:42,534 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:58:42,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:58:42 BoogieIcfgContainer [2024-11-13 12:58:42,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:58:42,538 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:58:42,538 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:58:42,544 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:58:42,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:58:37" (1/3) ... [2024-11-13 12:58:42,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2227ae24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:58:42, skipping insertion in model container [2024-11-13 12:58:42,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:58:37" (2/3) ... [2024-11-13 12:58:42,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2227ae24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:58:42, skipping insertion in model container [2024-11-13 12:58:42,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:58:42" (3/3) ... [2024-11-13 12:58:42,548 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-65.i [2024-11-13 12:58:42,565 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:58:42,567 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-65.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 12:58:42,625 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:58:42,638 INFO L333 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, 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;@60809c26, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:58:42,638 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:58:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 12:58:42,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 12:58:42,654 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:58:42,654 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:58:42,655 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:58:42,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:42,660 INFO L85 PathProgramCache]: Analyzing trace with hash 931334762, now seen corresponding path program 1 times [2024-11-13 12:58:42,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:58:42,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169742690] [2024-11-13 12:58:42,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:42,673 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 [2024-11-13 12:58:42,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:58:42,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:58:42,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:58:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:43,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 12:58:43,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:58:43,193 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-13 12:58:43,194 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:58:43,194 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:58:43,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169742690] [2024-11-13 12:58:43,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169742690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:43,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:43,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:43,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109175525] [2024-11-13 12:58:43,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:43,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:58:43,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:58:43,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:58:43,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:58:43,235 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 12:58:43,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:58:43,294 INFO L93 Difference]: Finished difference Result 105 states and 172 transitions. [2024-11-13 12:58:43,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:58:43,297 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110 [2024-11-13 12:58:43,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:58:43,304 INFO L225 Difference]: With dead ends: 105 [2024-11-13 12:58:43,305 INFO L226 Difference]: Without dead ends: 50 [2024-11-13 12:58:43,308 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:58:43,312 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:58:43,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:58:43,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-13 12:58:43,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-13 12:58:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 12:58:43,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-11-13 12:58:43,352 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 110 [2024-11-13 12:58:43,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:58:43,353 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-11-13 12:58:43,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 12:58:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-13 12:58:43,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-13 12:58:43,356 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:58:43,356 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:58:43,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:58:43,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:58:43,557 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:58:43,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:43,558 INFO L85 PathProgramCache]: Analyzing trace with hash 537476068, now seen corresponding path program 1 times [2024-11-13 12:58:43,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:58:43,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [808713092] [2024-11-13 12:58:43,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:43,559 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 [2024-11-13 12:58:43,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:58:43,562 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 12:58:43,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848fce3c-e647-4b51-81fb-b5d38d0b4c46/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 12:58:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:43,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 12:58:43,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:59:39,779 WARN L286 SmtUtils]: Spent 11.68s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 13:01:34,965 WARN L286 SmtUtils]: Spent 5.30s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:04:30,960 WARN L286 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:05:03,061 WARN L286 SmtUtils]: Spent 6.43s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:10:13,717 WARN L286 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:10:21,680 WARN L286 SmtUtils]: Spent 5.78s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:11:57,163 WARN L286 SmtUtils]: Spent 6.65s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)