./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC --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 3080751745ace4a5424c6116a03e4f3a2ea0bb277f15aed4801d2ca20d1f42cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:14:10,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:14:10,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:14:10,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:14:10,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:14:10,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:14:10,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:14:10,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:14:10,272 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:14:10,272 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:14:10,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:14:10,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:14:10,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:14:10,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:14:10,274 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:14:10,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:14:10,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:14:10,274 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:14:10,275 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:14:10,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:14:10,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:14:10,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:14:10,276 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:14:10,276 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:14:10,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:14:10,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:14:10,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:14:10,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:14:10,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:14:10,278 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:14:10,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:14:10,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:14:10,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:14:10,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:14:10,279 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_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC 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 -> 3080751745ace4a5424c6116a03e4f3a2ea0bb277f15aed4801d2ca20d1f42cb [2024-11-24 00:14:10,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:14:10,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:14:10,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:14:10,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:14:10,649 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:14:10,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i [2024-11-24 00:14:13,588 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/bff3c9780/eab147e20c5943189da553ba48b00733/FLAGc819673fb [2024-11-24 00:14:13,908 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:14:13,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i [2024-11-24 00:14:13,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/bff3c9780/eab147e20c5943189da553ba48b00733/FLAGc819673fb [2024-11-24 00:14:13,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/bff3c9780/eab147e20c5943189da553ba48b00733 [2024-11-24 00:14:13,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:14:13,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:14:13,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:14:13,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:14:13,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:14:13,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:14:13" (1/1) ... [2024-11-24 00:14:13,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315debf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:13, skipping insertion in model container [2024-11-24 00:14:13,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:14:13" (1/1) ... [2024-11-24 00:14:13,981 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:14:14,161 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_fd948350-7395-4c1b-8922-a7a59ea27722/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i[915,928] [2024-11-24 00:14:14,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:14:14,269 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:14:14,283 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_fd948350-7395-4c1b-8922-a7a59ea27722/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i[915,928] [2024-11-24 00:14:14,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:14:14,331 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:14:14,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14 WrapperNode [2024-11-24 00:14:14,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:14:14,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:14:14,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:14:14,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:14:14,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,404 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138 [2024-11-24 00:14:14,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:14:14,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:14:14,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:14:14,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:14:14,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,427 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,462 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]. [2024-11-24 00:14:14,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,480 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:14:14,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:14:14,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:14:14,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:14:14,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (1/1) ... [2024-11-24 00:14:14,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:14:14,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:14:14,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:14:14,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:14:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:14:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:14:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:14:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:14:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:14:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:14:14,655 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:14:14,659 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:14:15,066 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-24 00:14:15,066 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:14:15,083 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:14:15,084 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:14:15,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:14:15 BoogieIcfgContainer [2024-11-24 00:14:15,084 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:14:15,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:14:15,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:14:15,096 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:14:15,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:14:13" (1/3) ... [2024-11-24 00:14:15,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d60f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:14:15, skipping insertion in model container [2024-11-24 00:14:15,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:14" (2/3) ... [2024-11-24 00:14:15,097 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d60f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:14:15, skipping insertion in model container [2024-11-24 00:14:15,097 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:14:15" (3/3) ... [2024-11-24 00:14:15,099 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-77.i [2024-11-24 00:14:15,115 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:14:15,117 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-77.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:14:15,199 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:14:15,215 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;@5907bf19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:14:15,215 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:14:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-24 00:14:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-24 00:14:15,234 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:15,235 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:15,235 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:15,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:15,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1020121055, now seen corresponding path program 1 times [2024-11-24 00:14:15,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:14:15,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517047050] [2024-11-24 00:14:15,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:15,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:14:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:15,656 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-24 00:14:15,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:14:15,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517047050] [2024-11-24 00:14:15,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517047050] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:14:15,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188006348] [2024-11-24 00:14:15,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:15,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:14:15,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:14:15,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:14:15,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:14:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:15,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:14:15,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:15,950 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-24 00:14:15,952 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:15,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188006348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:15,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:14:15,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:14:15,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297925666] [2024-11-24 00:14:15,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:15,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:14:15,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:14:15,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:14:15,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:14:15,984 INFO L87 Difference]: Start difference. First operand has 62 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 00:14:16,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:14:16,012 INFO L93 Difference]: Finished difference Result 117 states and 199 transitions. [2024-11-24 00:14:16,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:14:16,016 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 124 [2024-11-24 00:14:16,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:14:16,024 INFO L225 Difference]: With dead ends: 117 [2024-11-24 00:14:16,024 INFO L226 Difference]: Without dead ends: 58 [2024-11-24 00:14:16,029 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:14:16,034 INFO L435 NwaCegarLoop]: 86 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, 86 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 [2024-11-24 00:14:16,034 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:14:16,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-24 00:14:16,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-24 00:14:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-24 00:14:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-11-24 00:14:16,074 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 124 [2024-11-24 00:14:16,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:14:16,075 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-11-24 00:14:16,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 00:14:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-24 00:14:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-24 00:14:16,080 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:16,081 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:16,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:14:16,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 00:14:16,282 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:16,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:16,282 INFO L85 PathProgramCache]: Analyzing trace with hash -933980511, now seen corresponding path program 1 times [2024-11-24 00:14:16,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:14:16,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045555284] [2024-11-24 00:14:16,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:16,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:14:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:14:16,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [725840276] [2024-11-24 00:14:16,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:16,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:14:16,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:14:16,550 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:14:16,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:14:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:14:16,814 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:14:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:14:16,987 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:14:16,988 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:14:16,989 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:14:16,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:14:17,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:14:17,196 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-24 00:14:17,289 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:14:17,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:14:17 BoogieIcfgContainer [2024-11-24 00:14:17,292 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:14:17,297 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:14:17,297 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:14:17,297 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:14:17,298 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:14:15" (3/4) ... [2024-11-24 00:14:17,300 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:14:17,303 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:14:17,304 INFO L158 Benchmark]: Toolchain (without parser) took 3356.56ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 59.2MB in the end (delta: 57.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-24 00:14:17,304 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:14:17,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.45ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.9MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:14:17,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.01ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 99.7MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:14:17,305 INFO L158 Benchmark]: Boogie Preprocessor took 88.20ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 95.2MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:14:17,305 INFO L158 Benchmark]: RCFGBuilder took 590.85ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 74.5MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:14:17,306 INFO L158 Benchmark]: TraceAbstraction took 2203.43ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 59.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-24 00:14:17,306 INFO L158 Benchmark]: Witness Printer took 6.28ms. Allocated memory is still 142.6MB. Free memory was 59.2MB in the beginning and 59.2MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:14:17,308 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.45ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.9MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.01ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 99.7MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.20ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 95.2MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 590.85ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 74.5MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2203.43ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 59.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.28ms. Allocated memory is still 142.6MB. Free memory was 59.2MB in the beginning and 59.2MB in the end (delta: 27.1kB). 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 93, overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 53, overapproximation of someBinaryFLOATComparisonOperation at line 45, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] float var_1_2 = 255.5; [L24] float var_1_3 = 99.8; [L25] signed char var_1_4 = -25; [L26] float var_1_6 = 255.25; [L27] unsigned short int var_1_7 = 16; [L28] signed char var_1_8 = -10; [L29] signed char var_1_9 = -8; [L30] unsigned short int var_1_10 = 8; [L31] unsigned short int var_1_11 = 10000; [L32] unsigned short int var_1_12 = 5; [L33] signed short int var_1_13 = 200; [L34] unsigned char var_1_15 = 0; [L35] unsigned short int var_1_16 = 35895; [L36] unsigned short int var_1_17 = 18336; [L37] unsigned char var_1_18 = 0; [L38] signed long int var_1_19 = -50; [L39] signed char last_1_var_1_8 = -10; [L40] unsigned char last_1_var_1_15 = 0; [L41] signed long int last_1_var_1_19 = -50; VAL [isInitial=0, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_2=511/2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L133] isInitial = 1 [L134] FCALL initially() [L136] CALL updateLastVariables() [L124] last_1_var_1_8 = var_1_8 [L125] last_1_var_1_15 = var_1_15 [L126] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_2=511/2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L136] RET updateLastVariables() [L137] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_float() [L93] 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, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L93] 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, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_3=499/5, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L94] var_1_3 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L95] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=-25, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L96] var_1_4 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L97] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L98] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L98] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_6=1021/4, var_1_7=16, var_1_8=-10, var_1_9=-8] [L99] var_1_6 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=16, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=16, var_1_8=-10, var_1_9=-8] [L100] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=16, var_1_8=-10, var_1_9=-8] [L101] var_1_7 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_8=-10, var_1_9=-8] [L102] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_8=-10, var_1_9=-8] [L103] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=-8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=-8] [L103] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=-8] [L104] var_1_9 = __VERIFIER_nondet_char() [L105] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L105] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L106] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=10000, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L107] var_1_11 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_11 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L108] RET assume_abort_if_not(var_1_11 >= 8191) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_11 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L109] RET assume_abort_if_not(var_1_11 <= 16384) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=5, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L110] var_1_12 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L111] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L112] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=35895, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L113] var_1_16 = __VERIFIER_nondet_ushort() [L114] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L114] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_16 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L115] RET assume_abort_if_not(var_1_16 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=18336, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L116] var_1_17 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_17 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L117] RET assume_abort_if_not(var_1_17 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L118] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L120] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L121] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L137] RET updateVariables() [L138] CALL step() [L45] COND FALSE !((var_1_6 * var_1_2) <= var_1_3) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L52] signed long int stepLocal_1 = var_1_16 - (var_1_17 - 256); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L53] COND FALSE !(var_1_3 != var_1_6) [L60] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L62] signed long int stepLocal_0 = (((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)); VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_0=1, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=2, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L63] COND FALSE !(stepLocal_0 <= last_1_var_1_8) [L70] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=-10, var_1_9=1] [L72] COND TRUE (- var_1_7) < (var_1_1 * var_1_4) [L73] var_1_8 = var_1_9 VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, var_1_10=8, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L75] var_1_10 = (50 + ((var_1_11 + 10000) - var_1_12)) [L76] unsigned short int stepLocal_4 = var_1_1; [L77] signed long int stepLocal_3 = var_1_7 + (128 + var_1_1); [L78] signed long int stepLocal_2 = - var_1_10; VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, stepLocal_2=-16383, stepLocal_3=130, stepLocal_4=1, var_1_10=16383, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L79] COND FALSE !(var_1_1 < stepLocal_2) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, stepLocal_3=130, stepLocal_4=1, var_1_10=16383, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=-50, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L84] COND TRUE stepLocal_4 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11) [L85] var_1_19 = ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, stepLocal_1=16639, stepLocal_3=130, var_1_10=16383, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L138] RET step() [L139] CALL, EXPR property() [L129-L130] return ((((((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= last_1_var_1_8) ? (((- var_1_3) > ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))) ? (var_1_1 == ((unsigned short int) var_1_7)) : (var_1_1 == ((unsigned short int) var_1_7))) : (var_1_1 == ((unsigned short int) var_1_7))) && (((- var_1_7) < (var_1_1 * var_1_4)) ? (var_1_8 == ((signed char) var_1_9)) : 1)) && (var_1_10 == ((unsigned short int) (50 + ((var_1_11 + 10000) - var_1_12))))) && (((var_1_6 * var_1_2) <= var_1_3) ? (last_1_var_1_15 ? (var_1_13 == ((signed short int) (-10 + var_1_12))) : (var_1_13 == ((signed short int) var_1_4))) : 1)) && ((var_1_3 != var_1_6) ? ((var_1_13 >= (var_1_16 - (var_1_17 - 256))) ? (var_1_15 == ((unsigned char) var_1_18)) : (var_1_15 == ((unsigned char) var_1_18))) : (var_1_15 == ((unsigned char) var_1_18)))) && ((var_1_1 < (- var_1_10)) ? (((var_1_7 + (128 + var_1_1)) <= last_1_var_1_19) ? (var_1_19 == ((signed long int) var_1_4)) : 1) : ((var_1_1 < (((((var_1_10) < (var_1_17)) ? (var_1_10) : (var_1_17))) / var_1_11)) ? (var_1_19 == ((signed long int) ((((var_1_7) > (var_1_9)) ? (var_1_7) : (var_1_9))))) : (var_1_19 == ((signed long int) var_1_16)))) ; VAL [\result=0, isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16383, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16383, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=0, last_1_var_1_19=-50, last_1_var_1_8=-10, var_1_10=16383, var_1_11=8191, var_1_12=1858, var_1_13=200, var_1_15=0, var_1_16=32767, var_1_17=16384, var_1_18=0, var_1_19=1, var_1_1=1, var_1_4=1, var_1_7=1, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 19, 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, 86 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, 86 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 496 NumberOfCodeBlocks, 496 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 296 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1332/1368 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:14:17,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC --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 3080751745ace4a5424c6116a03e4f3a2ea0bb277f15aed4801d2ca20d1f42cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:14:19,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:14:20,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:14:20,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:14:20,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:14:20,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:14:20,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:14:20,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:14:20,172 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:14:20,172 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:14:20,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:14:20,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:14:20,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:14:20,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:14:20,173 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:14:20,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:14:20,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:14:20,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:14:20,175 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:14:20,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:14:20,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:14:20,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:14:20,176 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:14:20,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:14:20,178 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_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC 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 -> 3080751745ace4a5424c6116a03e4f3a2ea0bb277f15aed4801d2ca20d1f42cb [2024-11-24 00:14:20,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:14:20,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:14:20,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:14:20,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:14:20,523 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:14:20,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i [2024-11-24 00:14:23,653 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/c363e6606/7485c355d824421ea77d19793e295a91/FLAG15151041e [2024-11-24 00:14:23,936 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:14:23,936 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i [2024-11-24 00:14:23,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/c363e6606/7485c355d824421ea77d19793e295a91/FLAG15151041e [2024-11-24 00:14:23,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/data/c363e6606/7485c355d824421ea77d19793e295a91 [2024-11-24 00:14:23,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:14:23,966 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:14:23,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:14:23,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:14:23,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:14:23,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:14:23" (1/1) ... [2024-11-24 00:14:23,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd7dba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:23, skipping insertion in model container [2024-11-24 00:14:23,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:14:23" (1/1) ... [2024-11-24 00:14:23,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:14:24,157 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_fd948350-7395-4c1b-8922-a7a59ea27722/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i[915,928] [2024-11-24 00:14:24,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:14:24,231 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:14:24,250 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_fd948350-7395-4c1b-8922-a7a59ea27722/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-77.i[915,928] [2024-11-24 00:14:24,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:14:24,313 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:14:24,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24 WrapperNode [2024-11-24 00:14:24,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:14:24,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:14:24,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:14:24,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:14:24,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,333 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,371 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2024-11-24 00:14:24,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:14:24,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:14:24,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:14:24,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:14:24,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,388 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,408 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]. [2024-11-24 00:14:24,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:14:24,429 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:14:24,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:14:24,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:14:24,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (1/1) ... [2024-11-24 00:14:24,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:14:24,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:14:24,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:14:24,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:14:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:14:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:14:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:14:24,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:14:24,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:14:24,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:14:24,604 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:14:24,607 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:14:25,599 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-24 00:14:25,600 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:14:25,611 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:14:25,611 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:14:25,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:14:25 BoogieIcfgContainer [2024-11-24 00:14:25,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:14:25,614 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:14:25,614 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:14:25,619 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:14:25,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:14:23" (1/3) ... [2024-11-24 00:14:25,620 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da92854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:14:25, skipping insertion in model container [2024-11-24 00:14:25,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:14:24" (2/3) ... [2024-11-24 00:14:25,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da92854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:14:25, skipping insertion in model container [2024-11-24 00:14:25,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:14:25" (3/3) ... [2024-11-24 00:14:25,622 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-77.i [2024-11-24 00:14:25,637 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:14:25,639 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-77.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:14:25,692 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:14:25,705 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;@37712f34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:14:25,705 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:14:25,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-24 00:14:25,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-24 00:14:25,722 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:25,722 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:25,723 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:25,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:25,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1020121055, now seen corresponding path program 1 times [2024-11-24 00:14:25,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:14:25,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [751768420] [2024-11-24 00:14:25,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:25,746 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 [2024-11-24 00:14:25,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:14:25,749 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:14:25,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:14:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:26,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:14:26,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:26,149 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2024-11-24 00:14:26,150 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:26,150 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:14:26,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [751768420] [2024-11-24 00:14:26,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [751768420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:26,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:14:26,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:14:26,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922816891] [2024-11-24 00:14:26,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:26,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:14:26,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:14:26,191 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:14:26,191 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:14:26,194 INFO L87 Difference]: Start difference. First operand has 62 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-24 00:14:26,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:14:26,219 INFO L93 Difference]: Finished difference Result 117 states and 199 transitions. [2024-11-24 00:14:26,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:14:26,222 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) Word has length 124 [2024-11-24 00:14:26,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:14:26,228 INFO L225 Difference]: With dead ends: 117 [2024-11-24 00:14:26,228 INFO L226 Difference]: Without dead ends: 58 [2024-11-24 00:14:26,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:14:26,235 INFO L435 NwaCegarLoop]: 86 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, 86 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 [2024-11-24 00:14:26,236 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:14:26,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-24 00:14:26,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-24 00:14:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-24 00:14:26,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-11-24 00:14:26,278 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 124 [2024-11-24 00:14:26,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:14:26,279 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-11-24 00:14:26,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-24 00:14:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-24 00:14:26,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-24 00:14:26,283 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:26,283 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:26,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:14:26,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:14:26,484 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:26,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:26,485 INFO L85 PathProgramCache]: Analyzing trace with hash -933980511, now seen corresponding path program 1 times [2024-11-24 00:14:26,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:14:26,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328948112] [2024-11-24 00:14:26,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:26,486 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 [2024-11-24 00:14:26,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:14:26,488 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:14:26,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd948350-7395-4c1b-8922-a7a59ea27722/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:14:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:26,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-24 00:14:26,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:15:31,482 WARN L286 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)