./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:24:59,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:24:59,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:24:59,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:24:59,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:24:59,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:24:59,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:24:59,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:24:59,312 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:24:59,312 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:24:59,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:24:59,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:24:59,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:24:59,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:24:59,315 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:24:59,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:24:59,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:24:59,316 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:24:59,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:24:59,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:24:59,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:24:59,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:24:59,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:24:59,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:24:59,319 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:24:59,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:24:59,320 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:24:59,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:24:59,321 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:24:59,322 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:24:59,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:24:59,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:24:59,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:24:59,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:24:59,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:24:59,324 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:24:59,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:24:59,324 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:24:59,325 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:24:59,325 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:24:59,325 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:24:59,325 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:24:59,326 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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a [2023-11-29 01:24:59,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:24:59,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:24:59,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:24:59,587 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:24:59,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:24:59,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2023-11-29 01:25:02,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:25:02,473 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:25:02,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2023-11-29 01:25:02,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data/b704c9df6/ae2dc59ecd5c464793121b66c0a67a1b/FLAGfd338ee2b [2023-11-29 01:25:02,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data/b704c9df6/ae2dc59ecd5c464793121b66c0a67a1b [2023-11-29 01:25:02,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:25:02,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:25:02,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:25:02,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:25:02,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:25:02,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6736e6da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02, skipping insertion in model container [2023-11-29 01:25:02,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:25:02,675 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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2023-11-29 01:25:02,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:25:02,720 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:25:02,733 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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2023-11-29 01:25:02,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:25:02,763 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:25:02,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02 WrapperNode [2023-11-29 01:25:02,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:25:02,765 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:25:02,765 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:25:02,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:25:02,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,801 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 103 [2023-11-29 01:25:02,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:25:02,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:25:02,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:25:02,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:25:02,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,814 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,827 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 01:25:02,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,834 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:25:02,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:25:02,844 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:25:02,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:25:02,845 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (1/1) ... [2023-11-29 01:25:02,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:25:02,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:02,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:25:02,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:25:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:25:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:25:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:25:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:25:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:25:02,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:25:02,974 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:25:02,976 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:25:03,150 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:25:03,193 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:25:03,193 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:25:03,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:25:03 BoogieIcfgContainer [2023-11-29 01:25:03,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:25:03,197 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:25:03,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:25:03,199 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:25:03,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:25:02" (1/3) ... [2023-11-29 01:25:03,200 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13181ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:25:03, skipping insertion in model container [2023-11-29 01:25:03,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:02" (2/3) ... [2023-11-29 01:25:03,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13181ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:25:03, skipping insertion in model container [2023-11-29 01:25:03,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:25:03" (3/3) ... [2023-11-29 01:25:03,202 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-43.i [2023-11-29 01:25:03,216 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:25:03,216 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:25:03,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:25:03,261 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;@7a60cab1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:25:03,262 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:25:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 25 states have (on average 1.4) internal successors, (35), 26 states have internal predecessors, (35), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 01:25:03,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 01:25:03,275 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:03,276 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:25:03,276 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:03,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:03,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1063802234, now seen corresponding path program 1 times [2023-11-29 01:25:03,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:03,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166935206] [2023-11-29 01:25:03,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:03,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:25:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:25:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 01:25:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:25:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:25:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:25:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:25:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:25:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-29 01:25:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-29 01:25:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:25:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:25:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:03,584 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-29 01:25:03,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:03,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166935206] [2023-11-29 01:25:03,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166935206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:03,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:03,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:25:03,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380947786] [2023-11-29 01:25:03,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:03,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:25:03,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:03,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:25:03,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:25:03,624 INFO L87 Difference]: Start difference. First operand has 40 states, 25 states have (on average 1.4) internal successors, (35), 26 states have internal predecessors, (35), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 01:25:03,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:03,660 INFO L93 Difference]: Finished difference Result 77 states and 128 transitions. [2023-11-29 01:25:03,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:25:03,663 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 78 [2023-11-29 01:25:03,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:03,670 INFO L225 Difference]: With dead ends: 77 [2023-11-29 01:25:03,671 INFO L226 Difference]: Without dead ends: 38 [2023-11-29 01:25:03,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 38 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 01:25:03,677 INFO L413 NwaCegarLoop]: 51 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, 51 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 01:25:03,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 51 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:25:03,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2023-11-29 01:25:03,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-29 01:25:03,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 24 states have (on average 1.25) internal successors, (30), 24 states have internal predecessors, (30), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 01:25:03,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 54 transitions. [2023-11-29 01:25:03,720 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 54 transitions. Word has length 78 [2023-11-29 01:25:03,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:03,721 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 54 transitions. [2023-11-29 01:25:03,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 01:25:03,721 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2023-11-29 01:25:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 01:25:03,725 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:03,726 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:25:03,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:25:03,726 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:03,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:03,727 INFO L85 PathProgramCache]: Analyzing trace with hash -680587074, now seen corresponding path program 1 times [2023-11-29 01:25:03,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:03,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261736450] [2023-11-29 01:25:03,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:03,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:25:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:25:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-29 01:25:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:25:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 01:25:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-29 01:25:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-29 01:25:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-29 01:25:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-29 01:25:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-29 01:25:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-29 01:25:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:25:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-29 01:25:04,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:25:04,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261736450] [2023-11-29 01:25:04,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261736450] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:25:04,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786052285] [2023-11-29 01:25:04,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:04,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:04,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:04,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:25:04,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:25:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:04,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:25:04,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:04,436 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-29 01:25:04,436 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:25:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-29 01:25:04,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786052285] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:25:04,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 01:25:04,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2023-11-29 01:25:04,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787558372] [2023-11-29 01:25:04,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 01:25:04,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:25:04,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:25:04,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:25:04,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:25:04,607 INFO L87 Difference]: Start difference. First operand 38 states and 54 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 01:25:04,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:04,829 INFO L93 Difference]: Finished difference Result 83 states and 114 transitions. [2023-11-29 01:25:04,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:25:04,830 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 78 [2023-11-29 01:25:04,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:04,832 INFO L225 Difference]: With dead ends: 83 [2023-11-29 01:25:04,832 INFO L226 Difference]: Without dead ends: 46 [2023-11-29 01:25:04,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 175 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:25:04,834 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 58 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:04,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 73 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:25:04,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2023-11-29 01:25:04,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2023-11-29 01:25:04,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 27 states have internal predecessors, (31), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 01:25:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 55 transitions. [2023-11-29 01:25:04,850 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 55 transitions. Word has length 78 [2023-11-29 01:25:04,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:04,851 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 55 transitions. [2023-11-29 01:25:04,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 01:25:04,851 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-29 01:25:04,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 01:25:04,853 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:04,853 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:25:04,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:25:05,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:25:05,058 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:05,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:05,060 INFO L85 PathProgramCache]: Analyzing trace with hash -680527492, now seen corresponding path program 1 times [2023-11-29 01:25:05,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:25:05,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103770102] [2023-11-29 01:25:05,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:05,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:25:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:25:05,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:25:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:25:05,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:25:05,180 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:25:05,181 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:25:05,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:25:05,185 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-29 01:25:05,188 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:25:05,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:25:05 BoogieIcfgContainer [2023-11-29 01:25:05,240 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:25:05,241 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:25:05,241 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:25:05,241 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:25:05,241 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:25:03" (3/4) ... [2023-11-29 01:25:05,242 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:25:05,243 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:25:05,244 INFO L158 Benchmark]: Toolchain (without parser) took 2745.07ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 95.6MB in the beginning and 86.6MB in the end (delta: 9.1MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2023-11-29 01:25:05,244 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:25:05,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.28ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 83.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:25:05,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.61ms. Allocated memory is still 134.2MB. Free memory was 83.4MB in the beginning and 81.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:25:05,246 INFO L158 Benchmark]: Boogie Preprocessor took 41.38ms. Allocated memory is still 134.2MB. Free memory was 81.4MB in the beginning and 78.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:25:05,246 INFO L158 Benchmark]: RCFGBuilder took 349.61ms. Allocated memory is still 134.2MB. Free memory was 78.5MB in the beginning and 63.0MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 01:25:05,247 INFO L158 Benchmark]: TraceAbstraction took 2043.60ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 62.1MB in the beginning and 86.6MB in the end (delta: -24.5MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-29 01:25:05,247 INFO L158 Benchmark]: Witness Printer took 2.72ms. Allocated memory is still 178.3MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:25:05,249 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 107.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.28ms. Allocated memory is still 134.2MB. Free memory was 95.6MB in the beginning and 83.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.61ms. Allocated memory is still 134.2MB. Free memory was 83.4MB in the beginning and 81.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.38ms. Allocated memory is still 134.2MB. Free memory was 81.4MB in the beginning and 78.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.61ms. Allocated memory is still 134.2MB. Free memory was 78.5MB in the beginning and 63.0MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2043.60ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 62.1MB in the beginning and 86.6MB in the end (delta: -24.5MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Witness Printer took 2.72ms. Allocated memory is still 178.3MB. Free memory is still 86.6MB. 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 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] float var_1_4 = 64.4; [L24] float var_1_5 = 0.2; [L25] double var_1_8 = 31.75; [L26] double var_1_9 = 50.375; [L27] double var_1_10 = 99.25; [L28] double var_1_11 = 16.4; [L29] double var_1_12 = 64.5; [L30] float var_1_13 = 8.75; [L31] float var_1_14 = 127.1; [L32] unsigned short int var_1_15 = 5; [L33] unsigned char var_1_18 = 0; [L34] unsigned char var_1_19 = 0; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 8; [L37] double last_1_var_1_8 = 31.75; [L93] isInitial = 1 [L94] FCALL initially() [L95] COND TRUE 1 [L96] CALL updateLastVariables() [L86] last_1_var_1_8 = var_1_8 [L96] RET updateLastVariables() [L97] CALL updateVariables() [L63] var_1_4 = __VERIFIER_nondet_float() [L64] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L64] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L65] var_1_5 = __VERIFIER_nondet_float() [L66] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4, var_1_9=403/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4, var_1_9=403/8] [L66] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4, var_1_9=403/8] [L67] var_1_9 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L68] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L69] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L69] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L70] var_1_10 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L71] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L72] var_1_11 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L73] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L74] var_1_12 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L75] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L76] var_1_14 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L77] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L78] var_1_19 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L79] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L80] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L80] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L81] var_1_21 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_8=127/4] [L82] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_8=127/4] [L83] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_8=127/4] [L83] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_8=127/4] [L97] RET updateVariables() [L98] CALL step() [L41] COND FALSE !((- (var_1_5 / var_1_9)) != last_1_var_1_8) [L46] var_1_8 = var_1_12 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=132, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_8=132] [L48] var_1_13 = (128.75f + var_1_14) [L49] var_1_18 = var_1_19 [L50] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=132, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=0, var_1_8=132] [L51] COND FALSE !(var_1_13 != ((((var_1_13) > ((var_1_4 - var_1_5))) ? (var_1_13) : ((var_1_4 - var_1_5))))) [L56] var_1_1 = var_1_20 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=132, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_8=132] [L58] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=132, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_8=132] [L98] RET step() [L99] CALL, EXPR property() [L89-L90] return ((((((var_1_13 != ((((var_1_13) > ((var_1_4 - var_1_5))) ? (var_1_13) : ((var_1_4 - var_1_5))))) ? (var_1_18 ? (var_1_1 == ((signed short int) var_1_20)) : 1) : (var_1_1 == ((signed short int) var_1_20))) && (((- (var_1_5 / var_1_9)) != last_1_var_1_8) ? ((var_1_4 != (- var_1_9)) ? (var_1_8 == ((double) ((var_1_10 + var_1_11) - var_1_12))) : 1) : (var_1_8 == ((double) var_1_12)))) && (var_1_13 == ((float) (128.75f + var_1_14)))) && (var_1_18 ? (var_1_15 == ((unsigned short int) (var_1_20 + var_1_20))) : 1)) && (var_1_18 == ((unsigned char) var_1_19))) && (var_1_20 == ((unsigned char) var_1_21)) ; [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=127/4, var_1_12=132, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_8=132] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=127/4, var_1_12=132, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_8=132] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 3, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 124 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 41 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 41 mSolverCounterUnsat, 84 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 213 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 312 NumberOfCodeBlocks, 312 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 564 SizeOfPredicates, 4 NumberOfNonLiveVariables, 200 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 1038/1056 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 01:25:05,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:25:07,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:25:07,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:25:07,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:25:07,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:25:07,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:25:07,275 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:25:07,276 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:25:07,276 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:25:07,277 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:25:07,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:25:07,278 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:25:07,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:25:07,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:25:07,280 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:25:07,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:25:07,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:25:07,281 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:25:07,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:25:07,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:25:07,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:25:07,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:25:07,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:25:07,284 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:25:07,284 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:25:07,285 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:25:07,285 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:25:07,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:25:07,286 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:25:07,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:25:07,287 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:25:07,287 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:25:07,288 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:25:07,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:25:07,288 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:25:07,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:25:07,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:25:07,289 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:25:07,289 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:25:07,289 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:25:07,289 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:25:07,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:25:07,290 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:25:07,290 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:25:07,290 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:25:07,290 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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a [2023-11-29 01:25:07,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:25:07,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:25:07,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:25:07,588 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:25:07,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:25:07,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2023-11-29 01:25:10,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:25:10,610 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:25:10,610 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2023-11-29 01:25:10,618 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data/c60d66cf0/e6f69f39b54a4c9f93940e052f847e32/FLAG7c10daf9f [2023-11-29 01:25:10,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/data/c60d66cf0/e6f69f39b54a4c9f93940e052f847e32 [2023-11-29 01:25:10,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:25:10,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:25:10,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:25:10,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:25:10,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:25:10,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677c099e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10, skipping insertion in model container [2023-11-29 01:25:10,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:25:10,793 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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2023-11-29 01:25:10,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:25:10,844 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:25:10,856 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_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2023-11-29 01:25:10,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:25:10,890 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:25:10,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10 WrapperNode [2023-11-29 01:25:10,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:25:10,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:25:10,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:25:10,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:25:10,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,936 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 103 [2023-11-29 01:25:10,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:25:10,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:25:10,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:25:10,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:25:10,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,953 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,965 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 01:25:10,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:25:10,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:25:10,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:25:10,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:25:10,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (1/1) ... [2023-11-29 01:25:10,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:25:11,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:25:11,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:25:11,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:25:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:25:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:25:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:25:11,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:25:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:25:11,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:25:11,143 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:25:11,146 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:25:25,892 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:25:25,931 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:25:25,931 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:25:25,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:25:25 BoogieIcfgContainer [2023-11-29 01:25:25,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:25:25,935 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:25:25,935 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:25:25,938 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:25:25,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:25:10" (1/3) ... [2023-11-29 01:25:25,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b21685a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:25:25, skipping insertion in model container [2023-11-29 01:25:25,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:25:10" (2/3) ... [2023-11-29 01:25:25,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b21685a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:25:25, skipping insertion in model container [2023-11-29 01:25:25,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:25:25" (3/3) ... [2023-11-29 01:25:25,941 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-43.i [2023-11-29 01:25:25,959 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:25:25,959 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:25:26,003 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:25:26,008 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;@56a10443, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:25:26,008 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:25:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 25 states have (on average 1.4) internal successors, (35), 26 states have internal predecessors, (35), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 01:25:26,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 01:25:26,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:26,021 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:25:26,021 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:26,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:26,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1063802234, now seen corresponding path program 1 times [2023-11-29 01:25:26,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:25:26,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1188466532] [2023-11-29 01:25:26,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:26,040 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 01:25:26,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:25:26,042 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:26,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:27,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:25:27,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:27,139 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-11-29 01:25:27,139 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:25:27,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:25:27,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1188466532] [2023-11-29 01:25:27,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1188466532] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:25:27,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:25:27,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:25:27,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699462779] [2023-11-29 01:25:27,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:25:27,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:25:27,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:25:27,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:25:27,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:25:27,182 INFO L87 Difference]: Start difference. First operand has 40 states, 25 states have (on average 1.4) internal successors, (35), 26 states have internal predecessors, (35), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 01:25:32,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:32,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:32,668 INFO L93 Difference]: Finished difference Result 77 states and 128 transitions. [2023-11-29 01:25:33,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:25:33,104 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 78 [2023-11-29 01:25:33,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:33,111 INFO L225 Difference]: With dead ends: 77 [2023-11-29 01:25:33,111 INFO L226 Difference]: Without dead ends: 38 [2023-11-29 01:25:33,113 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 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 01:25:33,117 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:33,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 51 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2023-11-29 01:25:33,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2023-11-29 01:25:33,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-29 01:25:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 24 states have (on average 1.25) internal successors, (30), 24 states have internal predecessors, (30), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 01:25:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 54 transitions. [2023-11-29 01:25:33,154 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 54 transitions. Word has length 78 [2023-11-29 01:25:33,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:33,155 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 54 transitions. [2023-11-29 01:25:33,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 01:25:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2023-11-29 01:25:33,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 01:25:33,159 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:33,159 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:25:33,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:33,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:33,361 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:33,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:33,365 INFO L85 PathProgramCache]: Analyzing trace with hash -680587074, now seen corresponding path program 1 times [2023-11-29 01:25:33,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:25:33,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1467484287] [2023-11-29 01:25:33,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:33,369 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 01:25:33,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:25:33,373 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:33,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:34,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:25:34,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:25:35,166 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-29 01:25:35,167 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:25:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-29 01:25:36,071 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:25:36,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1467484287] [2023-11-29 01:25:36,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1467484287] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:25:36,072 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:25:36,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 01:25:36,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400966229] [2023-11-29 01:25:36,072 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:25:36,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:25:36,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:25:36,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:25:36,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:25:36,076 INFO L87 Difference]: Start difference. First operand 38 states and 54 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 01:25:43,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:25:47,411 WARN L539 Checker$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 01:25:51,414 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 01:25:51,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:25:51,417 INFO L93 Difference]: Finished difference Result 83 states and 114 transitions. [2023-11-29 01:25:51,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:25:51,833 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 78 [2023-11-29 01:25:51,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:25:51,835 INFO L225 Difference]: With dead ends: 83 [2023-11-29 01:25:51,836 INFO L226 Difference]: Without dead ends: 46 [2023-11-29 01:25:51,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:25:51,838 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 59 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 43 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:25:51,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 71 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 87 Invalid, 3 Unknown, 0 Unchecked, 14.7s Time] [2023-11-29 01:25:51,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2023-11-29 01:25:51,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2023-11-29 01:25:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 27 states have internal predecessors, (31), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 01:25:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 55 transitions. [2023-11-29 01:25:51,852 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 55 transitions. Word has length 78 [2023-11-29 01:25:51,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:25:51,852 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 55 transitions. [2023-11-29 01:25:51,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 01:25:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-29 01:25:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-29 01:25:51,855 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:25:51,855 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:25:51,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:52,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:52,056 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:25:52,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:25:52,056 INFO L85 PathProgramCache]: Analyzing trace with hash -680527492, now seen corresponding path program 1 times [2023-11-29 01:25:52,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:25:52,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791439459] [2023-11-29 01:25:52,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:25:52,057 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 01:25:52,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:25:52,058 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:52,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee8ce9c-3feb-4b8a-8710-8ea4b1ecb5b3/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 01:25:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:25:54,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 01:25:54,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:07,350 WARN L293 SmtUtils]: Spent 9.02s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:26:16,331 WARN L293 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:26:25,332 WARN L293 SmtUtils]: Spent 9.00s 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 01:26:34,360 WARN L293 SmtUtils]: Spent 9.03s 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 01:26:42,825 WARN L293 SmtUtils]: Spent 8.46s 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 01:26:52,720 WARN L293 SmtUtils]: Spent 9.89s 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 01:26:56,956 WARN L854 $PredicateComparison]: unable to prove that (and (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 01:27:01,367 WARN L876 $PredicateComparison]: unable to prove that (and (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-11-29 01:27:10,382 WARN L293 SmtUtils]: Spent 9.01s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:27:19,408 WARN L293 SmtUtils]: Spent 9.03s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:27:28,445 WARN L293 SmtUtils]: Spent 9.04s 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 01:27:37,502 WARN L293 SmtUtils]: Spent 9.06s 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 01:27:46,571 WARN L293 SmtUtils]: Spent 9.07s 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 01:27:55,746 WARN L293 SmtUtils]: Spent 9.17s 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 01:28:04,777 WARN L293 SmtUtils]: Spent 9.03s 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 01:28:13,257 WARN L293 SmtUtils]: Spent 8.48s 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 01:28:23,099 WARN L293 SmtUtils]: Spent 9.84s 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 01:28:27,331 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 01:28:31,735 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-11-29 01:28:40,782 WARN L293 SmtUtils]: Spent 9.03s 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 01:28:49,850 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:28:58,933 WARN L293 SmtUtils]: Spent 9.08s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:29:08,080 WARN L293 SmtUtils]: Spent 9.15s 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 01:29:15,736 WARN L293 SmtUtils]: Spent 7.65s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:29:25,964 WARN L293 SmtUtils]: Spent 9.03s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:29:35,939 WARN L293 SmtUtils]: Spent 9.00s 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 01:29:45,015 WARN L293 SmtUtils]: Spent 9.08s 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 01:29:54,068 WARN L293 SmtUtils]: Spent 9.05s 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 01:30:03,096 WARN L293 SmtUtils]: Spent 9.03s 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 01:30:11,577 WARN L293 SmtUtils]: Spent 8.48s 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 01:30:21,384 WARN L293 SmtUtils]: Spent 9.81s 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 01:30:25,628 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0))) (or (fp.eq c_~var_1_13~0 .cse0) (fp.gt c_~var_1_13~0 .cse0))) (= c_~var_1_1~0 ((_ zero_extend 8) c_~var_1_20~0)) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 01:30:30,058 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0))) (or (fp.eq c_~var_1_13~0 .cse0) (fp.gt c_~var_1_13~0 .cse0))) (= c_~var_1_1~0 ((_ zero_extend 8) c_~var_1_20~0)) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-11-29 01:30:39,226 WARN L293 SmtUtils]: Spent 9.16s 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 01:30:48,322 WARN L293 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:57,460 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:06,669 WARN L293 SmtUtils]: Spent 9.21s 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 01:31:15,895 WARN L293 SmtUtils]: Spent 9.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:24,934 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:33,996 WARN L293 SmtUtils]: Spent 9.06s 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 01:31:43,208 WARN L293 SmtUtils]: Spent 9.21s 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 01:31:52,355 WARN L293 SmtUtils]: Spent 9.15s 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 01:32:01,484 WARN L293 SmtUtils]: Spent 9.13s 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 01:32:10,028 WARN L293 SmtUtils]: Spent 8.54s 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 01:32:20,028 WARN L293 SmtUtils]: Spent 10.00s 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 01:32:40,349 WARN L293 SmtUtils]: Spent 9.09s 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 01:32:49,565 WARN L293 SmtUtils]: Spent 9.20s 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 01:32:54,688 WARN L293 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:00,759 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:11,034 WARN L293 SmtUtils]: Spent 9.21s 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 01:33:17,132 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:26,236 WARN L293 SmtUtils]: Spent 9.10s 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 01:33:31,259 WARN L293 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:37,332 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:47,486 WARN L293 SmtUtils]: Spent 9.09s 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 01:33:53,635 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:02,773 WARN L293 SmtUtils]: Spent 9.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:11,857 WARN L293 SmtUtils]: Spent 9.07s 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 01:34:16,938 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:23,274 WARN L293 SmtUtils]: Spent 5.25s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:33,413 WARN L293 SmtUtils]: Spent 9.10s 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 01:34:39,528 WARN L293 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:48,616 WARN L293 SmtUtils]: Spent 9.08s 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 01:34:53,656 WARN L293 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:59,791 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:09,955 WARN L293 SmtUtils]: Spent 9.14s 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 01:35:16,066 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:27,328 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:35,866 WARN L293 SmtUtils]: Spent 8.53s 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 01:35:44,934 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:50,992 WARN L293 SmtUtils]: Spent 6.06s 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 01:35:57,840 WARN L293 SmtUtils]: Spent 6.42s 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 01:36:03,585 WARN L293 SmtUtils]: Spent 5.74s 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 01:36:11,481 WARN L293 SmtUtils]: Spent 7.22s 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 01:36:20,503 WARN L293 SmtUtils]: Spent 9.02s 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 01:36:29,023 WARN L293 SmtUtils]: Spent 8.52s 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 01:36:46,521 WARN L293 SmtUtils]: Spent 7.95s 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 01:36:55,031 WARN L293 SmtUtils]: Spent 8.51s 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 01:37:04,075 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:16,833 WARN L293 SmtUtils]: Spent 8.52s 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 01:37:25,871 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:34,891 WARN L293 SmtUtils]: Spent 9.02s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:01,277 WARN L293 SmtUtils]: Spent 9.06s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:09,827 WARN L293 SmtUtils]: Spent 8.55s 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 01:38:18,870 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:32,154 WARN L293 SmtUtils]: Spent 9.04s 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 01:38:41,186 WARN L293 SmtUtils]: Spent 9.03s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:49,681 WARN L293 SmtUtils]: Spent 8.50s 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 01:39:08,722 WARN L293 SmtUtils]: Spent 9.04s 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 01:39:17,767 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:26,277 WARN L293 SmtUtils]: Spent 8.51s 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 01:39:41,183 WARN L293 SmtUtils]: Spent 8.52s 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 01:39:50,301 WARN L293 SmtUtils]: Spent 9.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:59,365 WARN L293 SmtUtils]: Spent 9.06s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)