./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fde2e0ff620a40080e503c7a3f660bc2cd4630a73841f8ba1f9b25a52fdc475 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 20:30:34,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 20:30:34,418 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-28 20:30:34,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 20:30:34,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 20:30:34,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 20:30:34,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 20:30:34,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 20:30:34,455 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 20:30:34,456 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 20:30:34,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 20:30:34,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 20:30:34,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 20:30:34,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 20:30:34,459 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 20:30:34,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 20:30:34,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 20:30:34,461 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 20:30:34,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 20:30:34,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 20:30:34,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 20:30:34,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 20:30:34,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 20:30:34,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 20:30:34,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 20:30:34,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 20:30:34,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 20:30:34,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 20:30:34,468 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 20:30:34,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 20:30:34,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 20:30:34,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:30:34,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 20:30:34,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 20:30:34,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 20:30:34,471 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 20:30:34,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 20:30:34,471 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 20:30:34,472 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 20:30:34,472 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 20:30:34,472 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 20:30:34,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 20:30:34,473 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fde2e0ff620a40080e503c7a3f660bc2cd4630a73841f8ba1f9b25a52fdc475 [2023-11-28 20:30:34,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 20:30:34,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 20:30:34,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 20:30:34,725 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 20:30:34,725 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 20:30:34,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i [2023-11-28 20:30:37,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 20:30:37,931 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 20:30:37,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i [2023-11-28 20:30:37,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data/aa3782d08/65bf49f164a7448b8c53f0b3dee42dff/FLAG9b1a95038 [2023-11-28 20:30:37,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data/aa3782d08/65bf49f164a7448b8c53f0b3dee42dff [2023-11-28 20:30:37,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 20:30:37,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 20:30:37,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 20:30:37,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 20:30:37,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 20:30:37,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:30:37" (1/1) ... [2023-11-28 20:30:37,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6862008e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:37, skipping insertion in model container [2023-11-28 20:30:37,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:30:37" (1/1) ... [2023-11-28 20:30:38,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 20:30:38,163 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i[913,926] [2023-11-28 20:30:38,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:30:38,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 20:30:38,256 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i[913,926] [2023-11-28 20:30:38,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:30:38,315 INFO L206 MainTranslator]: Completed translation [2023-11-28 20:30:38,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38 WrapperNode [2023-11-28 20:30:38,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 20:30:38,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 20:30:38,317 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 20:30:38,317 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 20:30:38,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,412 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-28 20:30:38,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 20:30:38,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 20:30:38,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 20:30:38,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 20:30:38,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,433 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,456 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-28 20:30:38,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 20:30:38,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 20:30:38,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 20:30:38,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 20:30:38,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (1/1) ... [2023-11-28 20:30:38,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:30:38,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:30:38,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 20:30:38,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 20:30:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 20:30:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 20:30:38,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 20:30:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 20:30:38,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 20:30:38,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 20:30:38,652 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 20:30:38,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 20:30:39,078 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 20:30:39,113 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 20:30:39,113 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 20:30:39,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:39 BoogieIcfgContainer [2023-11-28 20:30:39,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 20:30:39,116 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 20:30:39,117 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 20:30:39,120 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 20:30:39,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:30:37" (1/3) ... [2023-11-28 20:30:39,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc72757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:30:39, skipping insertion in model container [2023-11-28 20:30:39,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:38" (2/3) ... [2023-11-28 20:30:39,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc72757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:30:39, skipping insertion in model container [2023-11-28 20:30:39,122 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:39" (3/3) ... [2023-11-28 20:30:39,123 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-83.i [2023-11-28 20:30:39,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 20:30:39,140 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 20:30:39,189 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 20:30:39,195 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@100751b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 20:30:39,195 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 20:30:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 46 states have (on average 1.565217391304348) internal successors, (72), 47 states have internal predecessors, (72), 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) [2023-11-28 20:30:39,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-28 20:30:39,225 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:30:39,226 INFO L195 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] [2023-11-28 20:30:39,227 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:30:39,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:30:39,232 INFO L85 PathProgramCache]: Analyzing trace with hash -554071708, now seen corresponding path program 1 times [2023-11-28 20:30:39,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:30:39,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942183304] [2023-11-28 20:30:39,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:39,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:30:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:30:39,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:30:39,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942183304] [2023-11-28 20:30:39,430 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-28 20:30:39,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195870593] [2023-11-28 20:30:39,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:39,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:30:39,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:30:39,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:30:39,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-28 20:30:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:30:39,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 20:30:39,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:30:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2023-11-28 20:30:39,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:30:39,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195870593] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:30:39,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:30:39,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 20:30:39,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356445653] [2023-11-28 20:30:39,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:30:39,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 20:30:39,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:30:39,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 20:30:39,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:30:39,712 INFO L87 Difference]: Start difference. First operand has 68 states, 46 states have (on average 1.565217391304348) internal successors, (72), 47 states have internal predecessors, (72), 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 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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) [2023-11-28 20:30:39,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:30:39,762 INFO L93 Difference]: Finished difference Result 133 states and 237 transitions. [2023-11-28 20:30:39,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 20:30:39,765 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (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 120 [2023-11-28 20:30:39,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:30:39,775 INFO L225 Difference]: With dead ends: 133 [2023-11-28 20:30:39,775 INFO L226 Difference]: Without dead ends: 66 [2023-11-28 20:30:39,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:30:39,785 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 20:30:39,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 20:30:39,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-28 20:30:39,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-11-28 20:30:39,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 45 states have (on average 1.488888888888889) internal successors, (67), 45 states have internal predecessors, (67), 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) [2023-11-28 20:30:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 105 transitions. [2023-11-28 20:30:39,845 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 105 transitions. Word has length 120 [2023-11-28 20:30:39,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:30:39,845 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 105 transitions. [2023-11-28 20:30:39,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (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) [2023-11-28 20:30:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2023-11-28 20:30:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-28 20:30:39,850 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:30:39,850 INFO L195 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] [2023-11-28 20:30:39,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-28 20:30:40,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:30:40,052 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:30:40,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:30:40,053 INFO L85 PathProgramCache]: Analyzing trace with hash -832574486, now seen corresponding path program 1 times [2023-11-28 20:30:40,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:30:40,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705843474] [2023-11-28 20:30:40,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:40,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:30:40,113 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:30:40,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [499688516] [2023-11-28 20:30:40,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:40,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:30:40,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:30:40,116 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:30:40,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-28 20:30:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:30:40,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-28 20:30:40,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:30:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 473 proven. 102 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-28 20:30:41,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:30:45,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:30:45,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705843474] [2023-11-28 20:30:45,815 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:30:45,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499688516] [2023-11-28 20:30:45,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499688516] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:30:45,816 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-28 20:30:45,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2023-11-28 20:30:45,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062813144] [2023-11-28 20:30:45,816 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-28 20:30:45,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-28 20:30:45,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:30:45,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-28 20:30:45,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=532, Unknown=0, NotChecked=0, Total=702 [2023-11-28 20:30:45,820 INFO L87 Difference]: Start difference. First operand 66 states and 105 transitions. Second operand has 18 states, 18 states have (on average 3.0555555555555554) internal successors, (55), 17 states have internal predecessors, (55), 6 states have call successors, (19), 6 states have call predecessors, (19), 10 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2023-11-28 20:30:46,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:30:46,927 INFO L93 Difference]: Finished difference Result 159 states and 232 transitions. [2023-11-28 20:30:46,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-28 20:30:46,928 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.0555555555555554) internal successors, (55), 17 states have internal predecessors, (55), 6 states have call successors, (19), 6 states have call predecessors, (19), 10 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) Word has length 120 [2023-11-28 20:30:46,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:30:46,931 INFO L225 Difference]: With dead ends: 159 [2023-11-28 20:30:46,931 INFO L226 Difference]: Without dead ends: 94 [2023-11-28 20:30:46,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=615, Invalid=1641, Unknown=0, NotChecked=0, Total=2256 [2023-11-28 20:30:46,936 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 196 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-28 20:30:46,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 219 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-28 20:30:46,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-28 20:30:46,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 86. [2023-11-28 20:30:46,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 60 states have (on average 1.3333333333333333) internal successors, (80), 60 states have internal predecessors, (80), 19 states have call successors, (19), 6 states have call predecessors, (19), 6 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-28 20:30:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 118 transitions. [2023-11-28 20:30:46,959 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 118 transitions. Word has length 120 [2023-11-28 20:30:46,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:30:46,960 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 118 transitions. [2023-11-28 20:30:46,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.0555555555555554) internal successors, (55), 17 states have internal predecessors, (55), 6 states have call successors, (19), 6 states have call predecessors, (19), 10 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2023-11-28 20:30:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 118 transitions. [2023-11-28 20:30:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-28 20:30:46,963 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:30:46,964 INFO L195 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] [2023-11-28 20:30:46,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-28 20:30:47,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-28 20:30:47,165 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:30:47,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:30:47,165 INFO L85 PathProgramCache]: Analyzing trace with hash 121767162, now seen corresponding path program 1 times [2023-11-28 20:30:47,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:30:47,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860072328] [2023-11-28 20:30:47,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:47,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:30:47,210 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:30:47,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2072567023] [2023-11-28 20:30:47,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:47,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:30:47,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:30:47,212 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:30:47,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-28 20:30:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:30:48,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:30:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:30:48,252 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:30:48,252 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 20:30:48,254 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-28 20:30:48,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-28 20:30:48,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-28 20:30:48,459 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-28 20:30:48,463 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 20:30:48,536 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-28 20:30:48,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated [2023-11-28 20:30:48,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:30:48 BoogieIcfgContainer [2023-11-28 20:30:48,560 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 20:30:48,561 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 20:30:48,561 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 20:30:48,561 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 20:30:48,562 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:39" (3/4) ... [2023-11-28 20:30:48,564 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 20:30:48,565 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 20:30:48,566 INFO L158 Benchmark]: Toolchain (without parser) took 10602.66ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 78.9MB in the beginning and 117.3MB in the end (delta: -38.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:30:48,567 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 46.6MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:30:48,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.53ms. Allocated memory is still 134.2MB. Free memory was 78.7MB in the beginning and 65.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-28 20:30:48,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.65ms. Allocated memory is still 134.2MB. Free memory was 64.9MB in the beginning and 103.1MB in the end (delta: -38.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-28 20:30:48,569 INFO L158 Benchmark]: Boogie Preprocessor took 80.23ms. Allocated memory is still 134.2MB. Free memory was 103.1MB in the beginning and 96.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-28 20:30:48,569 INFO L158 Benchmark]: RCFGBuilder took 619.51ms. Allocated memory is still 134.2MB. Free memory was 96.1MB in the beginning and 66.3MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-28 20:30:48,570 INFO L158 Benchmark]: TraceAbstraction took 9443.45ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 65.8MB in the beginning and 118.3MB in the end (delta: -52.6MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2023-11-28 20:30:48,571 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 161.5MB. Free memory was 118.3MB in the beginning and 117.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 20:30:48,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 46.6MB in the end (delta: 151.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.53ms. Allocated memory is still 134.2MB. Free memory was 78.7MB in the beginning and 65.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.65ms. Allocated memory is still 134.2MB. Free memory was 64.9MB in the beginning and 103.1MB in the end (delta: -38.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.23ms. Allocated memory is still 134.2MB. Free memory was 103.1MB in the beginning and 96.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 619.51ms. Allocated memory is still 134.2MB. Free memory was 96.1MB in the beginning and 66.3MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 9443.45ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 65.8MB in the beginning and 118.3MB in the end (delta: -52.6MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 161.5MB. Free memory was 118.3MB in the beginning and 117.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short19 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1230640054; [L25] signed long int var_1_6 = 1508873667; [L26] unsigned char var_1_7 = 64; [L27] unsigned char var_1_8 = 200; [L28] unsigned char var_1_9 = 16; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_11 = 8; [L31] float var_1_12 = 15.4; [L32] float var_1_16 = 10000000000000.375; [L33] float var_1_17 = 16.4; [L34] float var_1_18 = 8.5; [L35] float var_1_19 = 64.75; [L36] unsigned char var_1_20 = 16; [L37] signed char var_1_22 = 0; [L38] unsigned char var_1_23 = 16; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] FCALL updateLastVariables() [L114] CALL updateVariables() [L73] var_1_2 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L74] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L75] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L75] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1230640054, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L76] var_1_3 = __VERIFIER_nondet_long() [L77] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L77] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L78] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L78] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1508873667, var_1_7=64, var_1_8=200, var_1_9=16] [L79] var_1_6 = __VERIFIER_nondet_long() [L80] CALL assume_abort_if_not(var_1_6 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L80] RET assume_abort_if_not(var_1_6 >= 1073741822) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L81] CALL assume_abort_if_not(var_1_6 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L81] RET assume_abort_if_not(var_1_6 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=200, var_1_9=16] [L82] var_1_8 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=16] [L83] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=16] [L84] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=16] [L84] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=16] [L85] var_1_9 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254] [L86] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254] [L87] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L87] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L88] var_1_10 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L89] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L90] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L90] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L91] var_1_11 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L92] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L93] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_17=82/5, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L94] var_1_17 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L95] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_18=17/2, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L96] var_1_18 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L97] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=16, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L98] var_1_20 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L99] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L100] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L100] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_20 != 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L101] RET assume_abort_if_not(var_1_20 != 127) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_16=80000000000003/8, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=64, var_1_8=254, var_1_9=0] [L114] RET updateVariables() [L115] CALL step() [L42] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L43] var_1_16 = (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=16, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L44] COND FALSE !((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) [L51] var_1_23 = var_1_20 VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=-25, var_1_20=31, var_1_22=0, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L53] COND TRUE \read(var_1_2) [L54] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=0, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L58] signed long int stepLocal_1 = var_1_9 % (var_1_8 - var_1_20); VAL [isInitial=1, stepLocal_1=0, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=0, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L59] EXPR var_1_7 ^ var_1_10 VAL [isInitial=1, stepLocal_1=0, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=0, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L59] signed long int stepLocal_0 = var_1_7 ^ var_1_10; [L60] COND FALSE !(stepLocal_1 > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) VAL [isInitial=1, stepLocal_0=185, stepLocal_1=0, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=0, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L65] COND TRUE (var_1_11 % var_1_20) < var_1_1 [L66] var_1_22 = ((((10) > (var_1_10)) ? (10) : (var_1_10))) VAL [isInitial=1, stepLocal_0=185, stepLocal_1=0, var_1_10=0, var_1_11=31, var_1_12=77/5, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=10, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L68] COND TRUE ((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f)) [L69] var_1_12 = 31.5f VAL [isInitial=1, stepLocal_0=185, stepLocal_1=0, var_1_10=0, var_1_11=31, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=10, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR ((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1) VAL [isInitial=1, var_1_10=0, var_1_11=31, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=10, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L106-L107] return ((((((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed long int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((((((var_1_16) > (var_1_16)) ? (var_1_16) : (var_1_16))) <= (- (var_1_19 / 4.9f))) ? (var_1_12 == ((float) 31.5f)) : 1)) && (var_1_16 == ((float) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))) && (((var_1_9 % (var_1_8 - var_1_20)) > ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) ? (((var_1_3 ^ var_1_23) <= (var_1_7 ^ var_1_10)) ? (var_1_19 == ((float) var_1_17)) : 1) : 1)) && (((var_1_11 % var_1_20) < var_1_1) ? (var_1_22 == ((signed char) ((((10) > (var_1_10)) ? (10) : (var_1_10))))) : 1)) && (((3886175339u - var_1_20) <= (var_1_9 / var_1_3)) ? ((var_1_10 > var_1_7) ? (var_1_23 == ((unsigned char) ((((var_1_20) < ((var_1_8 - var_1_9))) ? (var_1_20) : ((var_1_8 - var_1_9)))))) : (var_1_23 == ((unsigned char) (((((var_1_20) > (64)) ? (var_1_20) : (64))) + var_1_11)))) : (var_1_23 == ((unsigned char) var_1_20))) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=10, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=31, var_1_12=63/2, var_1_19=259/4, var_1_1=1073741452, var_1_20=31, var_1_22=10, var_1_23=31, var_1_2=1, var_1_3=1073741822, var_1_6=1073741822, var_1_7=185, var_1_8=254, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 3, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 197 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 196 mSDsluCounter, 321 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 163 mSDsCounter, 73 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 358 IncrementalHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 73 mSolverCounterUnsat, 158 mSDtfsCounter, 358 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 325 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=2, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 481 NumberOfCodeBlocks, 481 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 238 ConstructedInterpolants, 0 QuantifiedInterpolants, 1557 SizeOfPredicates, 10 NumberOfNonLiveVariables, 556 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1266/1368 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-28 20:30:48,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fde2e0ff620a40080e503c7a3f660bc2cd4630a73841f8ba1f9b25a52fdc475 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 20:30:50,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 20:30:50,801 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-28 20:30:50,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 20:30:50,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 20:30:50,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 20:30:50,837 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 20:30:50,838 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 20:30:50,838 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 20:30:50,839 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 20:30:50,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 20:30:50,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 20:30:50,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 20:30:50,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 20:30:50,842 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 20:30:50,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 20:30:50,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 20:30:50,844 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 20:30:50,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 20:30:50,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 20:30:50,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 20:30:50,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 20:30:50,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 20:30:50,846 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-28 20:30:50,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-28 20:30:50,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-28 20:30:50,847 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 20:30:50,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 20:30:50,848 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 20:30:50,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 20:30:50,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 20:30:50,849 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 20:30:50,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 20:30:50,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:30:50,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 20:30:50,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 20:30:50,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 20:30:50,851 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-28 20:30:50,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-28 20:30:50,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 20:30:50,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 20:30:50,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 20:30:50,853 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 20:30:50,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 20:30:50,853 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-28 20:30:50,853 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fde2e0ff620a40080e503c7a3f660bc2cd4630a73841f8ba1f9b25a52fdc475 [2023-11-28 20:30:51,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 20:30:51,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 20:30:51,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 20:30:51,185 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 20:30:51,185 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 20:30:51,187 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i [2023-11-28 20:30:54,601 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 20:30:54,860 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 20:30:54,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i [2023-11-28 20:30:54,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data/89d700b42/157cae6724f74273ae5025eef91307b4/FLAG8f1445e26 [2023-11-28 20:30:54,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/data/89d700b42/157cae6724f74273ae5025eef91307b4 [2023-11-28 20:30:54,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 20:30:54,890 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 20:30:54,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 20:30:54,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 20:30:54,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 20:30:54,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:30:54" (1/1) ... [2023-11-28 20:30:54,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24966774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:54, skipping insertion in model container [2023-11-28 20:30:54,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:30:54" (1/1) ... [2023-11-28 20:30:54,933 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 20:30:55,091 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i[913,926] [2023-11-28 20:30:55,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:30:55,171 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 20:30:55,184 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-83.i[913,926] [2023-11-28 20:30:55,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:30:55,238 INFO L206 MainTranslator]: Completed translation [2023-11-28 20:30:55,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55 WrapperNode [2023-11-28 20:30:55,239 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 20:30:55,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 20:30:55,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 20:30:55,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 20:30:55,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,294 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 119 [2023-11-28 20:30:55,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 20:30:55,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 20:30:55,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 20:30:55,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 20:30:55,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,315 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,331 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-28 20:30:55,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 20:30:55,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 20:30:55,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 20:30:55,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 20:30:55,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (1/1) ... [2023-11-28 20:30:55,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:30:55,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:30:55,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 20:30:55,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 20:30:55,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 20:30:55,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-28 20:30:55,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 20:30:55,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 20:30:55,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 20:30:55,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 20:30:55,545 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 20:30:55,547 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 20:30:58,115 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 20:30:58,158 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 20:30:58,159 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 20:30:58,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:58 BoogieIcfgContainer [2023-11-28 20:30:58,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 20:30:58,163 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 20:30:58,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 20:30:58,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 20:30:58,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:30:54" (1/3) ... [2023-11-28 20:30:58,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3917be8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:30:58, skipping insertion in model container [2023-11-28 20:30:58,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:30:55" (2/3) ... [2023-11-28 20:30:58,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3917be8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:30:58, skipping insertion in model container [2023-11-28 20:30:58,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:58" (3/3) ... [2023-11-28 20:30:58,170 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-83.i [2023-11-28 20:30:58,188 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 20:30:58,188 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 20:30:58,231 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 20:30:58,237 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3267d1bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 20:30:58,238 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 20:30:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 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) [2023-11-28 20:30:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-28 20:30:58,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:30:58,260 INFO L195 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] [2023-11-28 20:30:58,260 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:30:58,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:30:58,267 INFO L85 PathProgramCache]: Analyzing trace with hash -836101274, now seen corresponding path program 1 times [2023-11-28 20:30:58,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:30:58,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [249395701] [2023-11-28 20:30:58,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:30:58,284 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:30:58,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:30:58,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:30:58,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-28 20:30:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:30:58,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 20:30:58,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:30:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2023-11-28 20:30:58,906 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:30:58,907 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:30:58,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [249395701] [2023-11-28 20:30:58,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [249395701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:30:58,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:30:58,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 20:30:58,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689403361] [2023-11-28 20:30:58,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:30:58,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 20:30:58,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:30:58,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 20:30:58,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:30:58,950 INFO L87 Difference]: Start difference. First operand has 50 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 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 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-28 20:31:00,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:31:00,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:31:00,120 INFO L93 Difference]: Finished difference Result 97 states and 173 transitions. [2023-11-28 20:31:00,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 20:31:00,158 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 116 [2023-11-28 20:31:00,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:31:00,163 INFO L225 Difference]: With dead ends: 97 [2023-11-28 20:31:00,164 INFO L226 Difference]: Without dead ends: 48 [2023-11-28 20:31:00,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:31:00,169 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-28 20:31:00,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-28 20:31:00,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2023-11-28 20:31:00,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2023-11-28 20:31:00,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 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) [2023-11-28 20:31:00,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 73 transitions. [2023-11-28 20:31:00,202 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 73 transitions. Word has length 116 [2023-11-28 20:31:00,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:31:00,202 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 73 transitions. [2023-11-28 20:31:00,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-28 20:31:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2023-11-28 20:31:00,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-28 20:31:00,205 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:31:00,205 INFO L195 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] [2023-11-28 20:31:00,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-28 20:31:00,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:31:00,406 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:31:00,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:31:00,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1854058732, now seen corresponding path program 1 times [2023-11-28 20:31:00,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:31:00,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [635501340] [2023-11-28 20:31:00,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:31:00,409 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:31:00,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:31:00,410 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:31:00,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3462f5c-79ce-41bf-82e2-6490318a1ba9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-28 20:31:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:31:01,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-28 20:31:01,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:31:30,721 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 498 proven. 117 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-28 20:31:30,721 INFO L327 TraceCheckSpWp]: Computing backward predicates...