./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/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_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/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_202274b4-ed26-42a3-94a0-d283faa2253e/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 d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:10:44,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:10:44,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 02:10:44,460 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:10:44,461 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:10:44,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:10:44,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:10:44,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:10:44,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:10:44,488 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:10:44,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:10:44,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:10:44,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:10:44,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:10:44,491 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:10:44,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:10:44,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:10:44,492 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:10:44,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:10:44,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:10:44,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:10:44,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:10:44,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:10:44,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:10:44,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:10:44,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:10:44,500 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:10:44,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:10:44,501 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:10:44,501 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:10:44,502 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:10:44,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:10:44,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:10:44,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:10:44,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:10:44,503 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:10:44,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:10:44,503 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:10:44,504 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:10:44,504 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:10:44,504 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:10:44,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:10:44,504 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_202274b4-ed26-42a3-94a0-d283faa2253e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 [2023-11-29 02:10:44,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:10:44,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:10:44,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:10:44,730 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:10:44,731 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:10:44,732 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-11-29 02:10:47,555 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:10:47,757 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:10:47,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-11-29 02:10:47,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data/18b2c315f/44706cfcd4cf4b19b737a6b4490e4ad6/FLAG690773c45 [2023-11-29 02:10:47,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data/18b2c315f/44706cfcd4cf4b19b737a6b4490e4ad6 [2023-11-29 02:10:47,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:10:47,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:10:47,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:10:47,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:10:47,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:10:47,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:10:47" (1/1) ... [2023-11-29 02:10:47,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f22051c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:47, skipping insertion in model container [2023-11-29 02:10:47,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:10:47" (1/1) ... [2023-11-29 02:10:47,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:10:47,978 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_202274b4-ed26-42a3-94a0-d283faa2253e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-11-29 02:10:48,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:10:48,067 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:10:48,077 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_202274b4-ed26-42a3-94a0-d283faa2253e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-11-29 02:10:48,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:10:48,135 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:10:48,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48 WrapperNode [2023-11-29 02:10:48,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:10:48,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:10:48,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:10:48,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:10:48,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,198 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 184 [2023-11-29 02:10:48,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:10:48,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:10:48,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:10:48,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:10:48,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,212 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,259 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 02:10:48,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:10:48,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:10:48,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:10:48,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:10:48,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (1/1) ... [2023-11-29 02:10:48,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:10:48,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:10:48,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:10:48,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:10:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:10:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:10:48,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:10:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:10:48,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:10:48,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:10:48,441 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:10:48,443 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:10:48,768 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:10:48,811 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:10:48,812 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:10:48,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:10:48 BoogieIcfgContainer [2023-11-29 02:10:48,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:10:48,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:10:48,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:10:48,818 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:10:48,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:10:47" (1/3) ... [2023-11-29 02:10:48,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8caa04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:10:48, skipping insertion in model container [2023-11-29 02:10:48,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:10:48" (2/3) ... [2023-11-29 02:10:48,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8caa04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:10:48, skipping insertion in model container [2023-11-29 02:10:48,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:10:48" (3/3) ... [2023-11-29 02:10:48,821 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-97.i [2023-11-29 02:10:48,839 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:10:48,839 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:10:48,883 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:10:48,890 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;@bc88433, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:10:48,890 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:10:48,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:10:48,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:10:48,910 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:10:48,911 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:10:48,912 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:10:48,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:10:48,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1821303811, now seen corresponding path program 1 times [2023-11-29 02:10:48,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:10:48,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538701640] [2023-11-29 02:10:48,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:48,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:10:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:10:49,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:10:49,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538701640] [2023-11-29 02:10:49,098 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 02:10:49,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772865655] [2023-11-29 02:10:49,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:49,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:49,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:10:49,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:10:49,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 02:10:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:10:49,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:10:49,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:10:49,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2023-11-29 02:10:49,371 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:10:49,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772865655] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:10:49,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:10:49,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:10:49,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178551043] [2023-11-29 02:10:49,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:10:49,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:10:49,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:10:49,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:10:49,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:10:49,410 INFO L87 Difference]: Start difference. First operand has 75 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-29 02:10:49,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:10:49,463 INFO L93 Difference]: Finished difference Result 147 states and 264 transitions. [2023-11-29 02:10:49,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:10:49,466 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2023-11-29 02:10:49,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:10:49,474 INFO L225 Difference]: With dead ends: 147 [2023-11-29 02:10:49,474 INFO L226 Difference]: Without dead ends: 73 [2023-11-29 02:10:49,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:10:49,482 INFO L413 NwaCegarLoop]: 113 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, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:10:49,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:10:49,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-29 02:10:49,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-29 02:10:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.446808510638298) internal successors, (68), 47 states have internal predecessors, (68), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:10:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 116 transitions. [2023-11-29 02:10:49,530 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 116 transitions. Word has length 155 [2023-11-29 02:10:49,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:10:49,531 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 116 transitions. [2023-11-29 02:10:49,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-29 02:10:49,531 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2023-11-29 02:10:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:10:49,535 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:10:49,536 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:10:49,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:10:49,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:49,740 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:10:49,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:10:49,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1769755653, now seen corresponding path program 1 times [2023-11-29 02:10:49,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:10:49,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270890488] [2023-11-29 02:10:49,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:49,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:10:49,803 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:10:49,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1565906968] [2023-11-29 02:10:49,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:49,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:49,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:10:49,805 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:10:49,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 02:10:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:10:49,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:10:49,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:10:50,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-29 02:10:50,035 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:10:50,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:10:50,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270890488] [2023-11-29 02:10:50,036 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:10:50,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565906968] [2023-11-29 02:10:50,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565906968] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:10:50,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:10:50,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:10:50,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666469567] [2023-11-29 02:10:50,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:10:50,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:10:50,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:10:50,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:10:50,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:10:50,040 INFO L87 Difference]: Start difference. First operand 73 states and 116 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-29 02:10:50,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:10:50,116 INFO L93 Difference]: Finished difference Result 208 states and 330 transitions. [2023-11-29 02:10:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:10:50,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2023-11-29 02:10:50,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:10:50,120 INFO L225 Difference]: With dead ends: 208 [2023-11-29 02:10:50,120 INFO L226 Difference]: Without dead ends: 136 [2023-11-29 02:10:50,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:10:50,123 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 94 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:10:50,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 289 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:10:50,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-29 02:10:50,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 83. [2023-11-29 02:10:50,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 57 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:10:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2023-11-29 02:10:50,142 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 155 [2023-11-29 02:10:50,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:10:50,145 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2023-11-29 02:10:50,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-29 02:10:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-29 02:10:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:10:50,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:10:50,149 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:10:50,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 02:10:50,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:50,355 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:10:50,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:10:50,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1761712083, now seen corresponding path program 1 times [2023-11-29 02:10:50,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:10:50,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681812627] [2023-11-29 02:10:50,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:50,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:10:50,404 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:10:50,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1483080022] [2023-11-29 02:10:50,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:50,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:50,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:10:50,406 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:10:50,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 02:10:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:10:50,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 02:10:50,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:10:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 474 proven. 189 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2023-11-29 02:10:52,306 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:10:53,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:10:53,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681812627] [2023-11-29 02:10:53,562 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:10:53,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483080022] [2023-11-29 02:10:53,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1483080022] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:10:53,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:10:53,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2023-11-29 02:10:53,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970842615] [2023-11-29 02:10:53,563 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 02:10:53,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-29 02:10:53,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:10:53,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-29 02:10:53,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=623, Unknown=0, NotChecked=0, Total=812 [2023-11-29 02:10:53,566 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 18 states, 18 states have (on average 3.111111111111111) internal successors, (56), 17 states have internal predecessors, (56), 5 states have call successors, (24), 5 states have call predecessors, (24), 7 states have return successors, (24), 5 states have call predecessors, (24), 5 states have call successors, (24) [2023-11-29 02:10:55,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:10:55,550 INFO L93 Difference]: Finished difference Result 342 states and 492 transitions. [2023-11-29 02:10:55,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-11-29 02:10:55,552 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.111111111111111) internal successors, (56), 17 states have internal predecessors, (56), 5 states have call successors, (24), 5 states have call predecessors, (24), 7 states have return successors, (24), 5 states have call predecessors, (24), 5 states have call successors, (24) Word has length 155 [2023-11-29 02:10:55,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:10:55,556 INFO L225 Difference]: With dead ends: 342 [2023-11-29 02:10:55,556 INFO L226 Difference]: Without dead ends: 260 [2023-11-29 02:10:55,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 246 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1318 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1269, Invalid=3843, Unknown=0, NotChecked=0, Total=5112 [2023-11-29 02:10:55,562 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 760 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 02:10:55,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 441 Invalid, 846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 02:10:55,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2023-11-29 02:10:55,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 115. [2023-11-29 02:10:55,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 84 states have (on average 1.3928571428571428) internal successors, (117), 84 states have internal predecessors, (117), 24 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:10:55,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2023-11-29 02:10:55,601 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 155 [2023-11-29 02:10:55,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:10:55,602 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2023-11-29 02:10:55,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.111111111111111) internal successors, (56), 17 states have internal predecessors, (56), 5 states have call successors, (24), 5 states have call predecessors, (24), 7 states have return successors, (24), 5 states have call predecessors, (24), 5 states have call successors, (24) [2023-11-29 02:10:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2023-11-29 02:10:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-29 02:10:55,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:10:55,606 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:10:55,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 02:10:55,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:55,811 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:10:55,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:10:55,812 INFO L85 PathProgramCache]: Analyzing trace with hash -2094702573, now seen corresponding path program 1 times [2023-11-29 02:10:55,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:10:55,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275220006] [2023-11-29 02:10:55,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:55,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:10:55,850 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:10:55,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1887777762] [2023-11-29 02:10:55,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:55,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:55,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:10:55,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:10:55,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 02:10:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:10:56,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:10:56,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:10:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 365 proven. 12 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2023-11-29 02:10:56,084 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:10:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 57 proven. 12 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-29 02:10:56,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:10:56,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275220006] [2023-11-29 02:10:56,203 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:10:56,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887777762] [2023-11-29 02:10:56,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887777762] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:10:56,203 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:10:56,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 02:10:56,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121113859] [2023-11-29 02:10:56,203 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:10:56,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:10:56,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:10:56,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:10:56,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:10:56,205 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 02:10:56,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:10:56,580 INFO L93 Difference]: Finished difference Result 305 states and 414 transitions. [2023-11-29 02:10:56,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-29 02:10:56,581 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 156 [2023-11-29 02:10:56,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:10:56,584 INFO L225 Difference]: With dead ends: 305 [2023-11-29 02:10:56,584 INFO L226 Difference]: Without dead ends: 191 [2023-11-29 02:10:56,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 303 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-29 02:10:56,586 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 184 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:10:56,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 271 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:10:56,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-29 02:10:56,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 103. [2023-11-29 02:10:56,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 71 states have (on average 1.2816901408450705) internal successors, (91), 71 states have internal predecessors, (91), 24 states have call successors, (24), 7 states have call predecessors, (24), 7 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:10:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 139 transitions. [2023-11-29 02:10:56,608 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 139 transitions. Word has length 156 [2023-11-29 02:10:56,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:10:56,609 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 139 transitions. [2023-11-29 02:10:56,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 02:10:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 139 transitions. [2023-11-29 02:10:56,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-29 02:10:56,611 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:10:56,611 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:10:56,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 02:10:56,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:56,817 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:10:56,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:10:56,818 INFO L85 PathProgramCache]: Analyzing trace with hash -2086659003, now seen corresponding path program 1 times [2023-11-29 02:10:56,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:10:56,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830087325] [2023-11-29 02:10:56,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:56,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:10:56,849 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:10:56,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [738870104] [2023-11-29 02:10:56,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:10:56,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:10:56,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:10:56,851 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:10:56,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 02:10:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:10:57,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 02:10:57,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:10:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 528 proven. 105 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-11-29 02:10:57,905 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:11:55,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:11:55,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830087325] [2023-11-29 02:11:55,135 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 02:11:55,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738870104] [2023-11-29 02:11:55,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738870104] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:11:55,135 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:11:55,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2023-11-29 02:11:55,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931061310] [2023-11-29 02:11:55,136 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 02:11:55,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 02:11:55,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:11:55,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 02:11:55,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=203, Unknown=14, NotChecked=0, Total=272 [2023-11-29 02:11:55,138 INFO L87 Difference]: Start difference. First operand 103 states and 139 transitions. Second operand has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-29 02:12:25,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:12:25,788 INFO L93 Difference]: Finished difference Result 321 states and 422 transitions. [2023-11-29 02:12:25,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-29 02:12:25,789 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 156 [2023-11-29 02:12:25,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:12:25,791 INFO L225 Difference]: With dead ends: 321 [2023-11-29 02:12:25,791 INFO L226 Difference]: Without dead ends: 210 [2023-11-29 02:12:25,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 86.5s TimeCoverageRelationStatistics Valid=335, Invalid=1204, Unknown=21, NotChecked=0, Total=1560 [2023-11-29 02:12:25,793 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 255 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:12:25,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 355 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-29 02:12:25,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-29 02:12:25,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 97. [2023-11-29 02:12:25,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 65 states have (on average 1.2307692307692308) internal successors, (80), 65 states have internal predecessors, (80), 24 states have call successors, (24), 7 states have call predecessors, (24), 7 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:12:25,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 128 transitions. [2023-11-29 02:12:25,813 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 128 transitions. Word has length 156 [2023-11-29 02:12:25,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:12:25,814 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 128 transitions. [2023-11-29 02:12:25,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-11-29 02:12:25,814 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2023-11-29 02:12:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-29 02:12:25,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:25,817 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:12:25,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 02:12:26,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:12:26,019 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:26,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:26,020 INFO L85 PathProgramCache]: Analyzing trace with hash -919079106, now seen corresponding path program 1 times [2023-11-29 02:12:26,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:26,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120633647] [2023-11-29 02:12:26,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:12:26,049 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 02:12:26,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1807292840] [2023-11-29 02:12:26,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:26,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:12:26,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:12:26,050 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:12:26,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 02:12:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:12:26,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:12:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:12:26,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:12:26,728 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 02:12:26,728 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 02:12:26,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 02:12:26,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:12:26,933 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 02:12:26,935 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:12:27,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:12:27 BoogieIcfgContainer [2023-11-29 02:12:27,038 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:12:27,039 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:12:27,039 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:12:27,039 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:12:27,039 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:10:48" (3/4) ... [2023-11-29 02:12:27,041 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:12:27,042 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:12:27,043 INFO L158 Benchmark]: Toolchain (without parser) took 99255.43ms. Allocated memory was 155.2MB in the beginning and 234.9MB in the end (delta: 79.7MB). Free memory was 112.4MB in the beginning and 91.8MB in the end (delta: 20.6MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2023-11-29 02:12:27,043 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:12:27,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.31ms. Allocated memory is still 155.2MB. Free memory was 112.0MB in the beginning and 96.1MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 02:12:27,044 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.64ms. Allocated memory is still 155.2MB. Free memory was 96.1MB in the beginning and 91.5MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 02:12:27,044 INFO L158 Benchmark]: Boogie Preprocessor took 92.39ms. Allocated memory is still 155.2MB. Free memory was 91.5MB in the beginning and 126.1MB in the end (delta: -34.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-29 02:12:27,044 INFO L158 Benchmark]: RCFGBuilder took 520.49ms. Allocated memory is still 155.2MB. Free memory was 126.1MB in the beginning and 96.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-29 02:12:27,045 INFO L158 Benchmark]: TraceAbstraction took 98223.38ms. Allocated memory was 155.2MB in the beginning and 234.9MB in the end (delta: 79.7MB). Free memory was 95.8MB in the beginning and 91.8MB in the end (delta: 4.0MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2023-11-29 02:12:27,045 INFO L158 Benchmark]: Witness Printer took 3.66ms. Allocated memory is still 234.9MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:12:27,047 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.31ms. Allocated memory is still 155.2MB. Free memory was 112.0MB in the beginning and 96.1MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.64ms. Allocated memory is still 155.2MB. Free memory was 96.1MB in the beginning and 91.5MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.39ms. Allocated memory is still 155.2MB. Free memory was 91.5MB in the beginning and 126.1MB in the end (delta: -34.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * RCFGBuilder took 520.49ms. Allocated memory is still 155.2MB. Free memory was 126.1MB in the beginning and 96.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 98223.38ms. Allocated memory was 155.2MB in the beginning and 234.9MB in the end (delta: 79.7MB). Free memory was 95.8MB in the beginning and 91.8MB in the end (delta: 4.0MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * Witness Printer took 3.66ms. Allocated memory is still 234.9MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someBinaryDOUBLEComparisonOperation at line 188. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 4; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_7 = 2819353023; [L25] signed short int var_1_9 = 25; [L26] signed short int var_1_10 = 25; [L27] signed short int var_1_11 = 0; [L28] float var_1_12 = 255.8; [L29] unsigned char var_1_14 = 200; [L30] unsigned char var_1_15 = 5; [L31] unsigned char var_1_16 = 4; [L32] float var_1_17 = 99999.5; [L33] float var_1_18 = 63.4; [L34] double var_1_19 = 63.5; [L35] double var_1_20 = 9.95; [L36] double var_1_21 = 5.7; [L37] double var_1_22 = 3.85; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] unsigned long int var_1_25 = 0; [L41] unsigned long int var_1_26 = 16; [L42] unsigned long int var_1_27 = 1840944138; [L43] unsigned short int var_1_28 = 0; [L44] float var_1_29 = 1.1; [L45] signed char var_1_30 = 25; [L46] unsigned char last_1_var_1_23 = 1; [L47] float last_1_var_1_29 = 1.1; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L184] last_1_var_1_23 = var_1_23 [L185] last_1_var_1_29 = var_1_29 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L144] var_1_2 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L145] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L146] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L146] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=2819353023, var_1_9=25] [L147] var_1_7 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L148] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L149] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L149] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=25, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L150] var_1_10 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L151] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L152] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L152] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=0, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L153] var_1_11 = __VERIFIER_nondet_short() [L154] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L154] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L155] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L155] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=200, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L156] var_1_14 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_14 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L157] RET assume_abort_if_not(var_1_14 >= 191) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L158] CALL assume_abort_if_not(var_1_14 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L158] RET assume_abort_if_not(var_1_14 <= 255) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=5, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L159] var_1_15 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L161] CALL assume_abort_if_not(var_1_15 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L161] RET assume_abort_if_not(var_1_15 <= 64) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=4, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L162] var_1_16 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L163] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L164] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L164] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=199999/2, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] 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, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L166] 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, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_18=317/5, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] 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, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L168] 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, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_20=199/20, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L169] var_1_20 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L170] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_21=57/10, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L171] var_1_21 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L172] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L173] var_1_24 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L174] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L175] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L175] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L176] var_1_26 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L177] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L178] CALL assume_abort_if_not(var_1_26 <= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L178] RET assume_abort_if_not(var_1_26 <= 536870912) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=1840944138, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L179] var_1_27 = __VERIFIER_nondet_ulong() [L180] CALL assume_abort_if_not(var_1_27 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L180] RET assume_abort_if_not(var_1_27 >= 1073741823) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L181] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L181] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_19=127/2, var_1_1=4, var_1_22=77/20, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L196] RET updateVariables() [L197] CALL step() [L51] COND TRUE var_1_21 < (256.8 - var_1_20) [L52] var_1_22 = ((((var_1_18) < (var_1_17)) ? (var_1_18) : (var_1_17))) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_22=2, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L56] COND FALSE !(((((4.8f) < 0 ) ? -(4.8f) : (4.8f))) == var_1_18) [L59] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L61] unsigned long int stepLocal_5 = var_1_26; VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=0, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L62] COND FALSE !(stepLocal_5 < var_1_11) [L69] var_1_28 = var_1_11 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=11/10, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L71] COND TRUE last_1_var_1_29 > 1.9 [L72] var_1_29 = var_1_20 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L76] unsigned char stepLocal_6 = var_1_14; VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=25, var_1_7=4294967295, var_1_9=25] [L77] COND TRUE var_1_28 >= stepLocal_6 [L78] var_1_30 = ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=25] [L84] COND FALSE !((var_1_28 <= (var_1_28 / var_1_7)) || var_1_23) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=25] [L87] COND FALSE !(var_1_23 || var_1_23) [L90] var_1_9 = -8 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L93] COND FALSE !(var_1_22 < var_1_17) [L96] var_1_25 = ((var_1_27 - var_1_16) + var_1_15) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L98] signed long int stepLocal_4 = (((var_1_16 - var_1_14) < 0 ) ? -(var_1_16 - var_1_14) : (var_1_16 - var_1_14)); [L99] signed long int stepLocal_3 = 64; VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L100] COND TRUE var_1_16 >= stepLocal_3 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=127/2, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L101] COND TRUE var_1_22 != var_1_17 [L102] var_1_19 = var_1_17 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=1279/5, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L111] COND FALSE !(var_1_23 || (var_1_19 < var_1_19)) [L118] var_1_12 = var_1_17 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=4, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L120] unsigned short int stepLocal_2 = var_1_28; [L121] unsigned char stepLocal_1 = var_1_23; [L122] unsigned long int stepLocal_0 = var_1_7 - var_1_28; VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_0=4294967040, stepLocal_1=0, stepLocal_2=255, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=4, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L123] COND FALSE !(stepLocal_1 && var_1_23) VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_0=4294967040, stepLocal_1=0, stepLocal_2=255, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=4, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=4, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L128] COND FALSE !(stepLocal_0 <= ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) [L139] var_1_1 = var_1_28 VAL [isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, stepLocal_0=4294967040, stepLocal_1=0, stepLocal_2=255, stepLocal_3=64, stepLocal_4=191, stepLocal_5=255, stepLocal_6=255, var_1_10=-1, var_1_11=255, var_1_12=4, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=255, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L197] RET step() [L198] CALL, EXPR property() [L188-L189] return ((((((((((var_1_23 && var_1_23) ? ((var_1_12 == var_1_22) ? (var_1_1 == ((unsigned long int) (var_1_28 + 10u))) : 1) : (((var_1_7 - var_1_28) <= ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? ((var_1_22 != var_1_12) ? ((var_1_7 < var_1_28) ? (var_1_1 == ((unsigned long int) var_1_28)) : (var_1_1 == ((unsigned long int) var_1_28))) : (var_1_1 == ((unsigned long int) var_1_28))) : (var_1_1 == ((unsigned long int) var_1_28)))) && (((var_1_28 <= (var_1_28 / var_1_7)) || var_1_23) ? (var_1_9 == ((signed short int) (var_1_10 - var_1_11))) : ((var_1_23 || var_1_23) ? (var_1_9 == ((signed short int) var_1_11)) : (var_1_9 == ((signed short int) -8))))) && ((var_1_23 || (var_1_19 < var_1_19)) ? ((((var_1_14 - var_1_15) - var_1_16) > var_1_10) ? (var_1_12 == ((float) (var_1_17 + var_1_18))) : (var_1_12 == ((float) var_1_18))) : (var_1_12 == ((float) var_1_17)))) && ((var_1_16 >= 64) ? ((var_1_22 != var_1_17) ? (var_1_19 == ((double) var_1_17)) : 1) : ((var_1_25 > ((((var_1_16 - var_1_14) < 0 ) ? -(var_1_16 - var_1_14) : (var_1_16 - var_1_14)))) ? (var_1_19 == ((double) (((((((((499.698) > (var_1_20)) ? (499.698) : (var_1_20))) - var_1_21)) < (var_1_17)) ? ((((((499.698) > (var_1_20)) ? (499.698) : (var_1_20))) - var_1_21)) : (var_1_17))))) : (var_1_19 == ((double) 9.2))))) && ((var_1_21 < (256.8 - var_1_20)) ? (var_1_22 == ((double) ((((var_1_18) < (var_1_17)) ? (var_1_18) : (var_1_17))))) : (var_1_22 == ((double) (var_1_17 + ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))))) && ((((((4.8f) < 0 ) ? -(4.8f) : (4.8f))) == var_1_18) ? (var_1_23 == ((unsigned char) (last_1_var_1_23 && (var_1_2 && var_1_24)))) : (var_1_23 == ((unsigned char) var_1_24)))) && ((var_1_22 < var_1_17) ? (var_1_25 == ((unsigned long int) (var_1_16 + ((var_1_14 + var_1_28) + var_1_11)))) : (var_1_25 == ((unsigned long int) ((var_1_27 - var_1_16) + var_1_15))))) && ((var_1_26 < var_1_11) ? (var_1_24 ? (var_1_28 == ((unsigned short int) ((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) > (var_1_14)) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (var_1_14))))) : (var_1_28 == ((unsigned short int) ((((var_1_14) < (var_1_11)) ? (var_1_14) : (var_1_11)))))) : (var_1_28 == ((unsigned short int) var_1_11)))) && ((last_1_var_1_29 > 1.9) ? (var_1_29 == ((float) var_1_20)) : (var_1_29 == ((float) ((((var_1_21 - var_1_20) < 0 ) ? -(var_1_21 - var_1_20) : (var_1_21 - var_1_20))))))) && ((var_1_28 >= var_1_14) ? (var_1_30 == ((signed char) ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))))) : ((! var_1_23) ? (var_1_30 == ((signed char) ((((-1) < 0 ) ? -(-1) : (-1))))) : 1)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=4, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=255, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_23=1, last_1_var_1_29=11/10, var_1_10=-1, var_1_11=255, var_1_12=4, var_1_14=255, var_1_15=0, var_1_16=64, var_1_17=4, var_1_18=2, var_1_19=4, var_1_1=255, var_1_20=3, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=2147483583, var_1_26=255, var_1_27=2147483647, var_1_28=255, var_1_29=3, var_1_2=1, var_1_30=0, var_1_7=4294967295, var_1_9=-8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 98.1s, OverallIterations: 6, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 33.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1317 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1293 mSDsluCounter, 1469 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 918 mSDsCounter, 313 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1610 IncrementalHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 313 mSolverCounterUnsat, 551 mSDtfsCounter, 1610 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1151 GetRequests, 1022 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1713 ImplicationChecksByTransitivity, 88.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=3, InterpolantAutomatonStates: 108, 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, 5 MinimizatonAttempts, 399 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 60.9s InterpolantComputationTime, 1088 NumberOfCodeBlocks, 1088 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 927 ConstructedInterpolants, 0 QuantifiedInterpolants, 4100 SizeOfPredicates, 23 NumberOfNonLiveVariables, 1857 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 6306/6624 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 02:12:27,265 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 02:12:27,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/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_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/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_202274b4-ed26-42a3-94a0-d283faa2253e/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 d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:12:29,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:12:29,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 02:12:29,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:12:29,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:12:29,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:12:29,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:12:29,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:12:29,228 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:12:29,229 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:12:29,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:12:29,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:12:29,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:12:29,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:12:29,232 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:12:29,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:12:29,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:12:29,234 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:12:29,234 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:12:29,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:12:29,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:12:29,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:12:29,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:12:29,242 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 02:12:29,242 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 02:12:29,242 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 02:12:29,243 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:12:29,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:12:29,244 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:12:29,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:12:29,245 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:12:29,245 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:12:29,245 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:12:29,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:12:29,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:12:29,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:12:29,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:12:29,248 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 02:12:29,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 02:12:29,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:12:29,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:12:29,251 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:12:29,251 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:12:29,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:12:29,251 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 02:12:29,252 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_202274b4-ed26-42a3-94a0-d283faa2253e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e4cb9ac1eb80d849fbfc0dc84b475939efb7668f397b899cd3f0a90b7f4ba1 [2023-11-29 02:12:29,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:12:29,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:12:29,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:12:29,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:12:29,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:12:29,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-11-29 02:12:32,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:12:32,640 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:12:32,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i [2023-11-29 02:12:32,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data/bb7b5df4d/d08fd58910e84d3184397834d5bab709/FLAG06fed9485 [2023-11-29 02:12:32,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/data/bb7b5df4d/d08fd58910e84d3184397834d5bab709 [2023-11-29 02:12:32,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:12:32,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:12:32,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:12:32,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:12:32,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:12:32,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:12:32" (1/1) ... [2023-11-29 02:12:32,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168566b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:32, skipping insertion in model container [2023-11-29 02:12:32,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:12:32" (1/1) ... [2023-11-29 02:12:32,719 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:12:32,872 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_202274b4-ed26-42a3-94a0-d283faa2253e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-11-29 02:12:32,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:12:32,964 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:12:32,978 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_202274b4-ed26-42a3-94a0-d283faa2253e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-97.i[916,929] [2023-11-29 02:12:33,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:12:33,042 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:12:33,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33 WrapperNode [2023-11-29 02:12:33,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:12:33,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:12:33,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:12:33,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:12:33,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,101 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2023-11-29 02:12:33,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:12:33,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:12:33,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:12:33,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:12:33,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,121 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,137 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 02:12:33,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:12:33,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:12:33,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:12:33,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:12:33,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (1/1) ... [2023-11-29 02:12:33,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:12:33,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:12:33,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:12:33,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:12:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:12:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 02:12:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 02:12:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 02:12:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:12:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:12:33,339 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:12:33,342 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:12:41,610 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:12:41,661 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:12:41,662 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:12:41,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:12:41 BoogieIcfgContainer [2023-11-29 02:12:41,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:12:41,665 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:12:41,665 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:12:41,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:12:41,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:12:32" (1/3) ... [2023-11-29 02:12:41,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7849c8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:12:41, skipping insertion in model container [2023-11-29 02:12:41,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:33" (2/3) ... [2023-11-29 02:12:41,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7849c8ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:12:41, skipping insertion in model container [2023-11-29 02:12:41,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:12:41" (3/3) ... [2023-11-29 02:12:41,671 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-97.i [2023-11-29 02:12:41,686 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:12:41,687 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:12:41,733 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:12:41,739 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;@53f5fb8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:12:41,739 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:12:41,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:12:41,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:12:41,758 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:41,759 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:12:41,759 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:41,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:41,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1821303811, now seen corresponding path program 1 times [2023-11-29 02:12:41,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:12:41,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1779504921] [2023-11-29 02:12:41,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:41,778 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:12:41,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:12:41,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:12:41,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 02:12:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:12:42,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 02:12:42,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:12:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2023-11-29 02:12:42,498 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:12:42,499 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:12:42,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1779504921] [2023-11-29 02:12:42,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1779504921] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:12:42,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:12:42,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:12:42,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333300740] [2023-11-29 02:12:42,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:12:42,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 02:12:42,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:12:42,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:12:42,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:12:42,539 INFO L87 Difference]: Start difference. First operand has 75 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-29 02:12:47,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:12:47,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:12:47,583 INFO L93 Difference]: Finished difference Result 147 states and 264 transitions. [2023-11-29 02:12:47,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:12:47,639 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2023-11-29 02:12:47,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:12:47,648 INFO L225 Difference]: With dead ends: 147 [2023-11-29 02:12:47,648 INFO L226 Difference]: Without dead ends: 73 [2023-11-29 02:12:47,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:12:47,657 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:12:47,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2023-11-29 02:12:47,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-29 02:12:47,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-29 02:12:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.446808510638298) internal successors, (68), 47 states have internal predecessors, (68), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-29 02:12:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 116 transitions. [2023-11-29 02:12:47,701 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 116 transitions. Word has length 155 [2023-11-29 02:12:47,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:12:47,702 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 116 transitions. [2023-11-29 02:12:47,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-29 02:12:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2023-11-29 02:12:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:12:47,706 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:47,707 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:12:47,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:12:47,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:12:47,908 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:47,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:47,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1769755653, now seen corresponding path program 1 times [2023-11-29 02:12:47,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:12:47,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1099034469] [2023-11-29 02:12:47,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:47,910 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:12:47,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:12:47,911 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:12:47,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 02:12:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:12:48,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 02:12:48,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:12:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-29 02:12:50,916 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:12:50,916 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:12:50,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1099034469] [2023-11-29 02:12:50,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1099034469] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:12:50,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:12:50,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:12:50,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598385063] [2023-11-29 02:12:50,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:12:50,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:12:50,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:12:50,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:12:50,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:12:50,920 INFO L87 Difference]: Start difference. First operand 73 states and 116 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-29 02:12:52,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:12:59,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:03,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:06,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:11,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:15,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:19,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:19,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:13:19,843 INFO L93 Difference]: Finished difference Result 218 states and 347 transitions. [2023-11-29 02:13:19,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:13:19,848 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2023-11-29 02:13:19,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:13:19,852 INFO L225 Difference]: With dead ends: 218 [2023-11-29 02:13:19,852 INFO L226 Difference]: Without dead ends: 146 [2023-11-29 02:13:19,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:13:19,855 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 71 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 49 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2023-11-29 02:13:19,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 277 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 66 Invalid, 5 Unknown, 0 Unchecked, 28.9s Time] [2023-11-29 02:13:19,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-29 02:13:19,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 122. [2023-11-29 02:13:19,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 71 states have (on average 1.352112676056338) internal successors, (96), 71 states have internal predecessors, (96), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 02:13:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 192 transitions. [2023-11-29 02:13:19,893 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 192 transitions. Word has length 155 [2023-11-29 02:13:19,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:13:19,895 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 192 transitions. [2023-11-29 02:13:19,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-29 02:13:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 192 transitions. [2023-11-29 02:13:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:13:19,910 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:13:19,910 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:13:19,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 02:13:20,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:13:20,111 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:13:20,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:13:20,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1245347965, now seen corresponding path program 1 times [2023-11-29 02:13:20,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:13:20,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1453170635] [2023-11-29 02:13:20,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:13:20,116 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:13:20,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:13:20,118 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:13:20,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 02:13:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:13:20,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:13:20,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:13:21,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 365 proven. 12 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2023-11-29 02:13:21,373 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:13:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 57 proven. 12 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-29 02:13:21,940 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:13:21,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1453170635] [2023-11-29 02:13:21,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1453170635] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:13:21,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:13:21,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2023-11-29 02:13:21,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776093188] [2023-11-29 02:13:21,941 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:13:21,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 02:13:21,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:13:21,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 02:13:21,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 02:13:21,944 INFO L87 Difference]: Start difference. First operand 122 states and 192 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 02:13:27,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:31,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:35,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:39,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 02:13:40,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:13:40,397 INFO L93 Difference]: Finished difference Result 209 states and 318 transitions. [2023-11-29 02:13:40,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 02:13:40,398 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 155 [2023-11-29 02:13:40,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:13:40,401 INFO L225 Difference]: With dead ends: 209 [2023-11-29 02:13:40,401 INFO L226 Difference]: Without dead ends: 136 [2023-11-29 02:13:40,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 301 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2023-11-29 02:13:40,404 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 188 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 95 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:13:40,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 367 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 384 Invalid, 4 Unknown, 0 Unchecked, 18.0s Time] [2023-11-29 02:13:40,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-29 02:13:40,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 128. [2023-11-29 02:13:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 75 states have (on average 1.2266666666666666) internal successors, (92), 75 states have internal predecessors, (92), 48 states have call successors, (48), 4 states have call predecessors, (48), 4 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-29 02:13:40,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 188 transitions. [2023-11-29 02:13:40,434 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 188 transitions. Word has length 155 [2023-11-29 02:13:40,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:13:40,435 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 188 transitions. [2023-11-29 02:13:40,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 02:13:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 188 transitions. [2023-11-29 02:13:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-29 02:13:40,439 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:13:40,439 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:13:40,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 02:13:40,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:13:40,640 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:13:40,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:13:40,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1253391535, now seen corresponding path program 1 times [2023-11-29 02:13:40,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:13:40,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1462436787] [2023-11-29 02:13:40,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:13:40,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 02:13:40,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:13:40,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 02:13:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 02:13:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:13:41,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 02:13:41,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:13:44,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 715 proven. 153 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2023-11-29 02:13:44,828 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:13:55,150 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:13:55,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1462436787] [2023-11-29 02:13:55,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1462436787] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:13:55,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1982113711] [2023-11-29 02:13:55,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:13:55,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 02:13:55,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 02:13:55,152 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 02:13:55,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_202274b4-ed26-42a3-94a0-d283faa2253e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-29 02:13:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:13:58,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-29 02:13:58,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:15:19,524 WARN L293 SmtUtils]: Spent 11.47s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:16:27,940 WARN L293 SmtUtils]: Spent 12.92s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:17:41,645 WARN L293 SmtUtils]: Spent 12.80s on a formula simplification that was a NOOP. DAG size: 67 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:18:57,136 WARN L293 SmtUtils]: Spent 15.01s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:19:07,910 WARN L293 SmtUtils]: Spent 5.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:20,274 WARN L293 SmtUtils]: Spent 5.64s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:26,565 WARN L293 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:31,783 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:37,488 WARN L293 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:43,284 WARN L293 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:50,701 WARN L293 SmtUtils]: Spent 7.42s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:19:58,813 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:20:28,034 WARN L293 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:20:50,685 WARN L293 SmtUtils]: Spent 6.45s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:20:58,058 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 16) c_~var_1_11~0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (= c_~var_1_23~0 c_~var_1_24~0) (fp.lt c_~var_1_21~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1284.0 5.0)) c_~var_1_20~0)) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_21~0 c_~var_1_20~0))) (let ((.cse1 (fp.lt .cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (= ((_ to_fp 8 24) c_currentRoundingMode .cse0) c_~var_1_29~0) (not .cse1)) (and (= ((_ to_fp 8 24) c_currentRoundingMode (fp.neg .cse0)) c_~var_1_29~0) .cse1)))) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_29~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (= c_~var_1_11~0 c_~var_1_28~0) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv191 32)) (not (fp.eq ((_ to_fp 8 24) c_currentRoundingMode (/ 24.0 5.0)) c_~var_1_18~0)) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (bvsle ((_ zero_extend 24) c_~var_1_16~0) (_ bv127 32)) (bvsge .cse3 (_ bv0 32)) (not (bvult c_~var_1_26~0 .cse3)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_17~0 (fp.neg .cse2)) (fp.geq c_~var_1_17~0 (fp.neg .cse4))) (and (fp.geq c_~var_1_17~0 .cse2) (fp.leq c_~var_1_17~0 .cse4)))) (let ((.cse5 (fp.lt c_~var_1_18~0 c_~var_1_17~0))) (or (and .cse5 (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0) c_~var_1_22~0)) (and (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_17~0) c_~var_1_22~0) (not .cse5)))) (bvsge ((_ sign_extend 16) c_~var_1_10~0) (_ bv4294967295 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from true [2023-11-29 02:21:07,923 WARN L293 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:21:23,445 WARN L293 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:21:29,902 WARN L293 SmtUtils]: Spent 6.46s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:21:37,117 WARN L293 SmtUtils]: Spent 7.21s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:21:44,240 WARN L293 SmtUtils]: Spent 7.12s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:21:50,516 WARN L293 SmtUtils]: Spent 6.28s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:21:57,056 WARN L293 SmtUtils]: Spent 6.54s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 02:22:21,476 WARN L293 SmtUtils]: Spent 5.83s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)