./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:51:25,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:51:25,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:51:25,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:51:25,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:51:25,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:51:25,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:51:25,747 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:51:25,748 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:51:25,748 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:51:25,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:51:25,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:51:25,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:51:25,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:51:25,751 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:51:25,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:51:25,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:51:25,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:51:25,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:51:25,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:51:25,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:51:25,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:51:25,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:51:25,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:51:25,756 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:51:25,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:51:25,757 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:51:25,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:51:25,758 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:51:25,758 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:51:25,759 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:51:25,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:51:25,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:51:25,760 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:51:25,760 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:51:25,760 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:51:25,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:51:25,760 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:51:25,761 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:51:25,761 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:51:25,761 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:51:25,761 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:51:25,761 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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 [2023-11-29 00:51:25,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:51:26,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:51:26,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:51:26,013 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:51:26,013 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:51:26,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-29 00:51:28,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:51:28,984 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:51:28,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-29 00:51:28,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data/c7544c578/b3ba6b258f3147a4b63d8e9499932b3f/FLAG829365f80 [2023-11-29 00:51:29,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data/c7544c578/b3ba6b258f3147a4b63d8e9499932b3f [2023-11-29 00:51:29,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:51:29,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:51:29,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:51:29,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:51:29,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:51:29,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5abc83aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29, skipping insertion in model container [2023-11-29 00:51:29,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,067 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:51:29,216 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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-29 00:51:29,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:51:29,309 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:51:29,321 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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-29 00:51:29,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:51:29,381 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:51:29,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29 WrapperNode [2023-11-29 00:51:29,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:51:29,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:51:29,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:51:29,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:51:29,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,458 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-29 00:51:29,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:51:29,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:51:29,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:51:29,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:51:29,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,476 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,504 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 00:51:29,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:51:29,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:51:29,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:51:29,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:51:29,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (1/1) ... [2023-11-29 00:51:29,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:51:29,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:29,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:51:29,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:51:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:51:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:51:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:51:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:51:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:51:29,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:51:29,697 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:51:29,699 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:51:30,144 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:51:30,189 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:51:30,189 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:51:30,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:51:30 BoogieIcfgContainer [2023-11-29 00:51:30,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:51:30,193 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:51:30,193 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:51:30,196 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:51:30,196 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:51:29" (1/3) ... [2023-11-29 00:51:30,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7738a013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:51:30, skipping insertion in model container [2023-11-29 00:51:30,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:29" (2/3) ... [2023-11-29 00:51:30,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7738a013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:51:30, skipping insertion in model container [2023-11-29 00:51:30,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:51:30" (3/3) ... [2023-11-29 00:51:30,199 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-91.i [2023-11-29 00:51:30,214 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:51:30,214 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:51:30,257 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:51:30,263 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;@520394c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:51:30,263 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:51:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:51:30,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 00:51:30,282 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:51:30,283 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:51:30,284 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:51:30,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:51:30,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1265559604, now seen corresponding path program 1 times [2023-11-29 00:51:30,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:51:30,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344920218] [2023-11-29 00:51:30,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:30,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:51:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:51:30,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:51:30,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344920218] [2023-11-29 00:51:30,514 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 00:51:30,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856665183] [2023-11-29 00:51:30,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:30,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:30,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:30,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:51:30,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:51:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:51:30,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:51:30,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:51:30,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-29 00:51:30,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:51:30,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856665183] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:51:30,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:51:30,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:51:30,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30228174] [2023-11-29 00:51:30,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:51:30,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:51:30,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:51:30,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:51:30,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:51:30,799 INFO L87 Difference]: Start difference. First operand has 75 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 00:51:30,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:51:30,843 INFO L93 Difference]: Finished difference Result 147 states and 259 transitions. [2023-11-29 00:51:30,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:51:30,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-29 00:51:30,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:51:30,855 INFO L225 Difference]: With dead ends: 147 [2023-11-29 00:51:30,855 INFO L226 Difference]: Without dead ends: 73 [2023-11-29 00:51:30,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 00:51:30,863 INFO L413 NwaCegarLoop]: 110 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, 110 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 00:51:30,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:51:30,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-29 00:51:30,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-29 00:51:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 46 states have internal predecessors, (63), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:51:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 113 transitions. [2023-11-29 00:51:30,908 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 113 transitions. Word has length 161 [2023-11-29 00:51:30,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:51:30,909 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 113 transitions. [2023-11-29 00:51:30,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 00:51:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2023-11-29 00:51:30,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 00:51:30,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:51:30,914 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:51:30,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:51:31,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:51:31,115 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:51:31,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:51:31,116 INFO L85 PathProgramCache]: Analyzing trace with hash -982126838, now seen corresponding path program 1 times [2023-11-29 00:51:31,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:51:31,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986547781] [2023-11-29 00:51:31,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:31,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:51:31,188 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:51:31,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [487105899] [2023-11-29 00:51:31,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:31,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:31,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:31,190 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:51:31,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:51:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:51:31,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:51:31,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:51:31,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-29 00:51:31,594 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:51:31,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 00:51:31,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:51:31,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986547781] [2023-11-29 00:51:31,797 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:51:31,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487105899] [2023-11-29 00:51:31,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487105899] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:51:31,797 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:51:31,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 00:51:31,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051198515] [2023-11-29 00:51:31,798 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:51:31,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 00:51:31,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:51:31,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 00:51:31,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:51:31,801 INFO L87 Difference]: Start difference. First operand 73 states and 113 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 00:51:32,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:51:32,184 INFO L93 Difference]: Finished difference Result 176 states and 269 transitions. [2023-11-29 00:51:32,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 00:51:32,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 161 [2023-11-29 00:51:32,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:51:32,188 INFO L225 Difference]: With dead ends: 176 [2023-11-29 00:51:32,188 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 00:51:32,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 314 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 00:51:32,191 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 92 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:51:32,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 238 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 00:51:32,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 00:51:32,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 99. [2023-11-29 00:51:32,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 57 states have (on average 1.280701754385965) internal successors, (73), 58 states have internal predecessors, (73), 39 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-29 00:51:32,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 151 transitions. [2023-11-29 00:51:32,215 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 151 transitions. Word has length 161 [2023-11-29 00:51:32,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:51:32,216 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 151 transitions. [2023-11-29 00:51:32,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 00:51:32,216 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2023-11-29 00:51:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 00:51:32,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:51:32,220 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:51:32,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:51:32,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:32,423 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:51:32,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:51:32,424 INFO L85 PathProgramCache]: Analyzing trace with hash -924868536, now seen corresponding path program 1 times [2023-11-29 00:51:32,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:51:32,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959451328] [2023-11-29 00:51:32,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:32,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:51:32,481 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:51:32,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [765348254] [2023-11-29 00:51:32,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:32,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:32,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:32,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:51:32,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:51:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:51:32,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 00:51:32,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:51:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 684 proven. 9 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2023-11-29 00:51:32,960 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:51:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 63 proven. 9 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 00:51:33,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:51:33,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959451328] [2023-11-29 00:51:33,200 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:51:33,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765348254] [2023-11-29 00:51:33,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [765348254] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:51:33,201 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:51:33,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2023-11-29 00:51:33,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563015603] [2023-11-29 00:51:33,201 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:51:33,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 00:51:33,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:51:33,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 00:51:33,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2023-11-29 00:51:33,204 INFO L87 Difference]: Start difference. First operand 99 states and 151 transitions. Second operand has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 12 states have internal predecessors, (71), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-29 00:51:33,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:51:33,817 INFO L93 Difference]: Finished difference Result 204 states and 298 transitions. [2023-11-29 00:51:33,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 00:51:33,818 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 12 states have internal predecessors, (71), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 161 [2023-11-29 00:51:33,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:51:33,821 INFO L225 Difference]: With dead ends: 204 [2023-11-29 00:51:33,821 INFO L226 Difference]: Without dead ends: 128 [2023-11-29 00:51:33,822 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=224, Unknown=0, NotChecked=0, Total=342 [2023-11-29 00:51:33,824 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 202 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 00:51:33,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 290 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 00:51:33,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-11-29 00:51:33,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 123. [2023-11-29 00:51:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 71 states have (on average 1.2112676056338028) internal successors, (86), 72 states have internal predecessors, (86), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 00:51:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 178 transitions. [2023-11-29 00:51:33,851 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 178 transitions. Word has length 161 [2023-11-29 00:51:33,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:51:33,852 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 178 transitions. [2023-11-29 00:51:33,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 12 states have internal predecessors, (71), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-29 00:51:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2023-11-29 00:51:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:51:33,856 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:51:33,856 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:51:33,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:51:34,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:34,059 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:51:34,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:51:34,059 INFO L85 PathProgramCache]: Analyzing trace with hash 433211295, now seen corresponding path program 1 times [2023-11-29 00:51:34,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:51:34,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253188256] [2023-11-29 00:51:34,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:34,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:51:34,105 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:51:34,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2074862990] [2023-11-29 00:51:34,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:34,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:34,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:34,107 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:51:34,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:51:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:51:34,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 00:51:34,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:51:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 36 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-29 00:51:34,507 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:51:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 00:51:34,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:51:34,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253188256] [2023-11-29 00:51:34,730 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:51:34,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074862990] [2023-11-29 00:51:34,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074862990] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:51:34,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:51:34,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2023-11-29 00:51:34,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65472103] [2023-11-29 00:51:34,731 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:51:34,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 00:51:34,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:51:34,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 00:51:34,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:51:34,733 INFO L87 Difference]: Start difference. First operand 123 states and 178 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-11-29 00:51:35,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:51:35,723 INFO L93 Difference]: Finished difference Result 322 states and 449 transitions. [2023-11-29 00:51:35,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-11-29 00:51:35,724 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 162 [2023-11-29 00:51:35,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:51:35,729 INFO L225 Difference]: With dead ends: 322 [2023-11-29 00:51:35,729 INFO L226 Difference]: Without dead ends: 232 [2023-11-29 00:51:35,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 316 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=822, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 00:51:35,732 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 267 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:51:35,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 564 Invalid, 717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-29 00:51:35,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2023-11-29 00:51:35,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 177. [2023-11-29 00:51:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 106 states have (on average 1.179245283018868) internal successors, (125), 108 states have internal predecessors, (125), 60 states have call successors, (60), 10 states have call predecessors, (60), 10 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-29 00:51:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 245 transitions. [2023-11-29 00:51:35,767 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 245 transitions. Word has length 162 [2023-11-29 00:51:35,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:51:35,768 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 245 transitions. [2023-11-29 00:51:35,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-11-29 00:51:35,768 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 245 transitions. [2023-11-29 00:51:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:51:35,771 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:51:35,771 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:51:35,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 00:51:35,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:35,972 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:51:35,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:51:35,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1134275873, now seen corresponding path program 1 times [2023-11-29 00:51:35,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:51:35,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526032029] [2023-11-29 00:51:35,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:35,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:51:36,011 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:51:36,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1417456662] [2023-11-29 00:51:36,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:36,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:36,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:36,012 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:51:36,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:51:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:51:36,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 00:51:36,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:51:37,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 428 proven. 183 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2023-11-29 00:51:37,188 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:51:45,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:51:45,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526032029] [2023-11-29 00:51:45,822 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:51:45,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1417456662] [2023-11-29 00:51:45,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1417456662] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:51:45,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:51:45,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2023-11-29 00:51:45,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314346880] [2023-11-29 00:51:45,823 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 00:51:45,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 00:51:45,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:51:45,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 00:51:45,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=172, Unknown=2, NotChecked=0, Total=240 [2023-11-29 00:51:45,825 INFO L87 Difference]: Start difference. First operand 177 states and 245 transitions. Second operand has 12 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 4 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2023-11-29 00:51:46,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:51:46,331 INFO L93 Difference]: Finished difference Result 355 states and 464 transitions. [2023-11-29 00:51:46,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-29 00:51:46,332 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 4 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 162 [2023-11-29 00:51:46,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:51:46,334 INFO L225 Difference]: With dead ends: 355 [2023-11-29 00:51:46,334 INFO L226 Difference]: Without dead ends: 225 [2023-11-29 00:51:46,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=135, Invalid=325, Unknown=2, NotChecked=0, Total=462 [2023-11-29 00:51:46,337 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 43 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 00:51:46,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 214 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 00:51:46,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2023-11-29 00:51:46,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 213. [2023-11-29 00:51:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 133 states have (on average 1.1353383458646618) internal successors, (151), 135 states have internal predecessors, (151), 60 states have call successors, (60), 19 states have call predecessors, (60), 19 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-29 00:51:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 271 transitions. [2023-11-29 00:51:46,372 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 271 transitions. Word has length 162 [2023-11-29 00:51:46,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:51:46,373 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 271 transitions. [2023-11-29 00:51:46,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 4 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2023-11-29 00:51:46,373 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 271 transitions. [2023-11-29 00:51:46,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:51:46,375 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:51:46,375 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:51:46,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 00:51:46,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:46,577 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:51:46,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:51:46,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1880827745, now seen corresponding path program 1 times [2023-11-29 00:51:46,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:51:46,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308661814] [2023-11-29 00:51:46,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:46,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:51:46,612 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:51:46,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [477850817] [2023-11-29 00:51:46,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:51:46,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:51:46,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:46,614 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:51:46,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 00:51:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:51:47,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:51:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:51:47,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:51:47,405 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:51:47,406 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:51:47,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 00:51:47,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 00:51:47,612 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 00:51:47,615 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:51:47,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:51:47 BoogieIcfgContainer [2023-11-29 00:51:47,741 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:51:47,741 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:51:47,742 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:51:47,742 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:51:47,742 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:51:30" (3/4) ... [2023-11-29 00:51:47,744 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:51:47,745 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:51:47,746 INFO L158 Benchmark]: Toolchain (without parser) took 18734.33ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 124.1MB in the beginning and 159.0MB in the end (delta: -34.9MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-29 00:51:47,746 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 130.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:51:47,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.37ms. Allocated memory is still 159.4MB. Free memory was 124.1MB in the beginning and 106.2MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 00:51:47,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.25ms. Allocated memory is still 159.4MB. Free memory was 106.2MB in the beginning and 99.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 00:51:47,747 INFO L158 Benchmark]: Boogie Preprocessor took 88.98ms. Allocated memory is still 159.4MB. Free memory was 99.0MB in the beginning and 82.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 00:51:47,747 INFO L158 Benchmark]: RCFGBuilder took 641.13ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 81.6MB in the beginning and 157.5MB in the end (delta: -75.9MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-11-29 00:51:47,748 INFO L158 Benchmark]: TraceAbstraction took 17547.97ms. Allocated memory is still 203.4MB. Free memory was 157.5MB in the beginning and 159.0MB in the end (delta: -1.5MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. [2023-11-29 00:51:47,748 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 203.4MB. Free memory is still 159.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:51:47,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 159.4MB. Free memory is still 130.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.37ms. Allocated memory is still 159.4MB. Free memory was 124.1MB in the beginning and 106.2MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.25ms. Allocated memory is still 159.4MB. Free memory was 106.2MB in the beginning and 99.0MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.98ms. Allocated memory is still 159.4MB. Free memory was 99.0MB in the beginning and 82.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 641.13ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 81.6MB in the beginning and 157.5MB in the end (delta: -75.9MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * TraceAbstraction took 17547.97ms. Allocated memory is still 203.4MB. Free memory was 157.5MB in the beginning and 159.0MB in the end (delta: -1.5MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 203.4MB. Free memory is still 159.0MB. 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 someBinaryDOUBLEComparisonOperation at line 177. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 200; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 16; [L25] unsigned char var_1_6 = 16; [L26] signed short int var_1_7 = -8; [L27] signed char var_1_9 = 0; [L28] signed char var_1_10 = -4; [L29] double var_1_11 = 2.25; [L30] double var_1_12 = 199.3; [L31] double var_1_13 = 7.2; [L32] unsigned long int var_1_14 = 10; [L33] signed short int var_1_15 = -4; [L34] unsigned char var_1_16 = 0; [L35] signed short int var_1_19 = 256; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = -1; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 0; [L41] unsigned short int var_1_25 = 100; [L42] double var_1_26 = 15.125; [L43] double var_1_27 = 2.3; [L44] double var_1_28 = 999.25; [L45] double var_1_29 = 1.75; [L46] unsigned short int var_1_30 = 43183; [L47] unsigned long int var_1_31 = 100000; [L48] double var_1_32 = 7.4; [L49] double var_1_33 = 31.125; [L50] signed short int var_1_34 = -128; [L51] signed char var_1_35 = -1; [L52] signed char last_1_var_1_9 = 0; [L53] signed short int last_1_var_1_19 = 256; [L54] unsigned long int last_1_var_1_31 = 100000; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_9 = var_1_9 [L173] last_1_var_1_19 = var_1_19 [L174] last_1_var_1_31 = var_1_31 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L131] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L132] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L132] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L133] var_1_5 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L134] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L135] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L135] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L136] var_1_6 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_7=-8, var_1_9=0] [L137] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_7=-8, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L138] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L139] var_1_10 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L140] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L141] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L142] var_1_12 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && 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_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L143] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && 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_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L145] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L146] var_1_16 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L147] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L148] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L149] var_1_23 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L150] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L151] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L153] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L154] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L155] var_1_26 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L156] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L157] var_1_27 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L158] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L159] var_1_28 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L160] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L161] var_1_29 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L162] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_29 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L163] RET assume_abort_if_not(var_1_29 != 0.0F) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L164] var_1_30 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L165] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L166] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L167] var_1_33 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L168] RET assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_33 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L169] RET assume_abort_if_not(var_1_33 != 0.0F) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L185] RET updateVariables() [L186] CALL step() [L58] signed long int stepLocal_0 = last_1_var_1_19; VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L59] COND TRUE last_1_var_1_31 != stepLocal_0 [L60] var_1_1 = (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, var_1_10=0, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L64] var_1_34 = var_1_1 [L65] var_1_14 = ((((((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) > (var_1_1)) ? (((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) : (var_1_1))) [L66] unsigned char stepLocal_4 = var_1_28 == (var_1_27 + var_1_29); VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=9/4, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=0, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L67] COND FALSE !((var_1_1 > var_1_30) && stepLocal_4) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=9/4, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=0, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L70] COND TRUE (var_1_29 / var_1_33) <= (- (var_1_12 + 10.1)) [L71] var_1_32 = var_1_26 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=9/4, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=-8, var_1_9=0] [L76] var_1_7 = ((((((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) < 0 ) ? -(((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) : (((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=9/4, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L77] COND TRUE ((var_1_10 / var_1_4) / 1) <= var_1_1 [L78] var_1_11 = ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=-1, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L80] var_1_35 = var_1_10 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L81] COND TRUE var_1_10 == var_1_34 [L82] var_1_20 = (var_1_6 + var_1_5) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L84] unsigned char stepLocal_3 = var_1_13 < (var_1_32 * var_1_12); VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L85] COND FALSE !(stepLocal_3 && var_1_16) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L88] unsigned long int stepLocal_2 = var_1_14 - var_1_5; [L89] unsigned long int stepLocal_1 = (((var_1_14) < ((var_1_5 / var_1_4))) ? (var_1_14) : ((var_1_5 / var_1_4))); VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L90] COND FALSE !(stepLocal_1 < (last_1_var_1_9 * (var_1_6 + var_1_20))) [L95] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L97] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L104] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L115] COND FALSE !(! var_1_24) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L118] var_1_21 = (var_1_6 - ((((var_1_5) > (var_1_20)) ? (var_1_5) : (var_1_20)))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-127, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L119] COND FALSE !(var_1_13 <= ((var_1_26 + 128.65) - ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28))))) [L126] var_1_25 = (var_1_30 - ((((var_1_20) > (128)) ? (var_1_20) : (128)))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=1, stepLocal_2=4294967170, stepLocal_3=0, stepLocal_4=1, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-127, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=32639, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L186] RET step() [L187] CALL, EXPR property() [L177-L178] return (((((((((((((((last_1_var_1_31 != last_1_var_1_19) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (((((50) > (var_1_5)) ? (50) : (var_1_5))) + var_1_6)))) && (var_1_7 == ((signed short int) ((((((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) < 0 ) ? -(((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) : (((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1)))))) && ((((((var_1_14) < ((var_1_5 / var_1_4))) ? (var_1_14) : ((var_1_5 / var_1_4)))) < (last_1_var_1_9 * (var_1_6 + var_1_20))) ? ((var_1_20 < (var_1_14 - var_1_5)) ? (var_1_9 == ((signed char) var_1_10)) : 1) : (var_1_9 == ((signed char) var_1_10)))) && ((((var_1_10 / var_1_4) / 1) <= var_1_1) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (var_1_14 == ((unsigned long int) ((((((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) > (var_1_1)) ? (((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) : (var_1_1)))))) && (var_1_22 ? (var_1_22 ? (var_1_15 == ((signed short int) ((((((((var_1_9) > (1000)) ? (var_1_9) : (1000))) < 0 ) ? -((((var_1_9) > (1000)) ? (var_1_9) : (1000))) : ((((var_1_9) > (1000)) ? (var_1_9) : (1000))))) + var_1_4))) : (var_1_15 == ((signed short int) ((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9)))))) : 1)) && (var_1_22 ? ((var_1_20 > var_1_15) ? (var_1_19 == ((signed short int) (var_1_34 + var_1_10))) : ((var_1_15 < var_1_4) ? (var_1_19 == ((signed short int) var_1_4)) : (var_1_19 == ((signed short int) var_1_5)))) : 1)) && ((var_1_10 == var_1_34) ? (var_1_20 == ((unsigned char) (var_1_6 + var_1_5))) : 1)) && (var_1_21 == ((signed long int) (var_1_6 - ((((var_1_5) > (var_1_20)) ? (var_1_5) : (var_1_20))))))) && (((var_1_13 < (var_1_32 * var_1_12)) && var_1_16) ? (var_1_22 == ((unsigned char) (var_1_23 && var_1_24))) : 1)) && ((var_1_13 <= ((var_1_26 + 128.65) - ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (((var_1_13 / var_1_29) < var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : (var_1_25 == ((unsigned short int) (((((var_1_14 + var_1_20)) < (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))) ? ((var_1_14 + var_1_20)) : (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))))))) : (var_1_25 == ((unsigned short int) (var_1_30 - ((((var_1_20) > (128)) ? (var_1_20) : (128)))))))) && ((! var_1_24) ? (var_1_31 == ((unsigned long int) (var_1_34 + ((((var_1_20) < (var_1_6)) ? (var_1_20) : (var_1_6)))))) : 1)) && (((var_1_1 > var_1_30) && (var_1_28 == (var_1_27 + var_1_29))) ? (var_1_32 == ((double) ((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) : (((var_1_29 / var_1_33) <= (- (var_1_12 + 10.1))) ? (var_1_32 == ((double) var_1_26)) : (var_1_32 == ((double) var_1_26))))) && (var_1_34 == ((signed short int) var_1_1))) && (var_1_35 == ((signed char) var_1_10)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-127, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=32639, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=0, var_1_20=128, var_1_21=-127, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=32639, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=0, var_1_35=0, var_1_4=127, var_1_5=127, var_1_6=1, var_1_7=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 6, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 674 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 604 mSDsluCounter, 1416 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 863 mSDsCounter, 251 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1627 IncrementalHoareTripleChecker+Invalid, 1878 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 251 mSolverCounterUnsat, 553 mSDtfsCounter, 1627 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1445 GetRequests, 1365 SyntacticMatches, 2 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 394 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=5, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 77 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 1130 NumberOfCodeBlocks, 1130 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1283 ConstructedInterpolants, 0 QuantifiedInterpolants, 4558 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1978 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 9267/9600 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 00:51:47,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:51:49,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:51:49,790 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:51:49,797 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:51:49,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:51:49,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:51:49,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:51:49,827 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:51:49,828 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:51:49,829 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:51:49,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:51:49,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:51:49,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:51:49,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:51:49,831 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:51:49,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:51:49,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:51:49,833 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:51:49,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:51:49,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:51:49,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:51:49,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:51:49,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:51:49,837 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:51:49,837 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:51:49,837 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:51:49,838 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:51:49,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:51:49,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:51:49,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:51:49,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:51:49,840 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:51:49,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:51:49,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:51:49,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:51:49,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:51:49,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:51:49,842 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:51:49,842 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:51:49,842 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:51:49,842 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:51:49,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:51:49,843 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:51:49,843 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:51:49,843 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:51:49,843 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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 [2023-11-29 00:51:50,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:51:50,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:51:50,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:51:50,156 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:51:50,156 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:51:50,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-29 00:51:52,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:51:53,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:51:53,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-29 00:51:53,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data/762ef9e7b/0e658337ae6a41cc9046c7a6f985ef11/FLAGbce75482f [2023-11-29 00:51:53,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/data/762ef9e7b/0e658337ae6a41cc9046c7a6f985ef11 [2023-11-29 00:51:53,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:51:53,212 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:51:53,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:51:53,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:51:53,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:51:53,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59fac820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53, skipping insertion in model container [2023-11-29 00:51:53,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,264 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:51:53,418 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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-29 00:51:53,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:51:53,520 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:51:53,533 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_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-29 00:51:53,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:51:53,597 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:51:53,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53 WrapperNode [2023-11-29 00:51:53,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:51:53,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:51:53,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:51:53,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:51:53,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,656 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-29 00:51:53,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:51:53,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:51:53,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:51:53,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:51:53,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,675 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,692 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 00:51:53,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:51:53,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:51:53,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:51:53,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:51:53,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (1/1) ... [2023-11-29 00:51:53,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:51:53,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:51:53,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:51:53,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:51:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:51:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:51:53,789 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:51:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:51:53,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:51:53,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:51:53,882 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:51:53,885 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:52:20,657 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:52:20,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:52:20,710 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:52:20,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:52:20 BoogieIcfgContainer [2023-11-29 00:52:20,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:52:20,714 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:52:20,714 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:52:20,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:52:20,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:51:53" (1/3) ... [2023-11-29 00:52:20,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5363a9bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:52:20, skipping insertion in model container [2023-11-29 00:52:20,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:51:53" (2/3) ... [2023-11-29 00:52:20,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5363a9bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:52:20, skipping insertion in model container [2023-11-29 00:52:20,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:52:20" (3/3) ... [2023-11-29 00:52:20,720 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-91.i [2023-11-29 00:52:20,736 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:52:20,737 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:52:20,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:52:20,787 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;@33f116fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:52:20,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:52:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:52:20,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 00:52:20,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:52:20,809 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:52:20,809 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:52:20,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:52:20,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1265559604, now seen corresponding path program 1 times [2023-11-29 00:52:20,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:52:20,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604509844] [2023-11-29 00:52:20,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:52:20,828 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 00:52:20,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:52:20,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:20,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:52:22,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:52:22,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:52:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-11-29 00:52:22,381 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:52:22,381 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:52:22,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604509844] [2023-11-29 00:52:22,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1604509844] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:52:22,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:52:22,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:52:22,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568355667] [2023-11-29 00:52:22,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:52:22,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:52:22,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:52:22,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:52:22,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:52:22,424 INFO L87 Difference]: Start difference. First operand has 75 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 00:52:27,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:52:27,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:52:27,459 INFO L93 Difference]: Finished difference Result 147 states and 259 transitions. [2023-11-29 00:52:27,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:52:27,758 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-29 00:52:27,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:52:27,765 INFO L225 Difference]: With dead ends: 147 [2023-11-29 00:52:27,765 INFO L226 Difference]: Without dead ends: 73 [2023-11-29 00:52:27,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 00:52:27,773 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:52:27,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2023-11-29 00:52:27,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-29 00:52:27,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-29 00:52:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 46 states have internal predecessors, (63), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:52:27,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 113 transitions. [2023-11-29 00:52:27,820 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 113 transitions. Word has length 161 [2023-11-29 00:52:27,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:52:27,821 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 113 transitions. [2023-11-29 00:52:27,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 00:52:27,821 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2023-11-29 00:52:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-29 00:52:27,825 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:52:27,825 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:52:27,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:28,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:28,026 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:52:28,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:52:28,027 INFO L85 PathProgramCache]: Analyzing trace with hash -982126838, now seen corresponding path program 1 times [2023-11-29 00:52:28,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:52:28,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1343115114] [2023-11-29 00:52:28,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:52:28,028 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 00:52:28,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:52:28,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:28,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:52:29,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:52:29,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:52:30,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-29 00:52:30,001 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:52:30,327 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:52:30,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1343115114] [2023-11-29 00:52:30,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1343115114] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:52:30,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [110500346] [2023-11-29 00:52:30,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:52:30,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 00:52:30,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 00:52:30,348 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 00:52:30,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-29 00:52:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:52:33,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:52:33,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:52:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-29 00:52:33,561 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:52:33,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [110500346] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:52:33,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:52:33,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2023-11-29 00:52:33,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800393133] [2023-11-29 00:52:33,677 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:52:33,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:52:33,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:52:33,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:52:33,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:52:33,680 INFO L87 Difference]: Start difference. First operand 73 states and 113 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 00:52:40,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:52:44,979 WARN L539 Checker$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 00:52:48,991 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 00:52:48,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:52:48,996 INFO L93 Difference]: Finished difference Result 151 states and 230 transitions. [2023-11-29 00:52:49,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 00:52:49,301 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-29 00:52:49,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:52:49,304 INFO L225 Difference]: With dead ends: 151 [2023-11-29 00:52:49,304 INFO L226 Difference]: Without dead ends: 79 [2023-11-29 00:52:49,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:52:49,307 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 79 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:52:49,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 191 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 141 Invalid, 3 Unknown, 0 Unchecked, 15.0s Time] [2023-11-29 00:52:49,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-29 00:52:49,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2023-11-29 00:52:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 00:52:49,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 115 transitions. [2023-11-29 00:52:49,325 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 115 transitions. Word has length 161 [2023-11-29 00:52:49,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:52:49,327 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 115 transitions. [2023-11-29 00:52:49,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 00:52:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2023-11-29 00:52:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:52:49,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:52:49,331 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:52:49,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-29 00:52:49,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:49,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:49,734 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:52:49,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:52:49,734 INFO L85 PathProgramCache]: Analyzing trace with hash 375952993, now seen corresponding path program 1 times [2023-11-29 00:52:49,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:52:49,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160832731] [2023-11-29 00:52:49,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:52:49,736 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 00:52:49,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:52:49,737 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:52:49,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 00:52:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:52:51,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:52:52,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:52:54,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 680 proven. 63 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2023-11-29 00:52:54,910 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:52:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 75 proven. 66 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-29 00:52:57,146 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:52:57,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160832731] [2023-11-29 00:52:57,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160832731] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:52:57,146 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:52:57,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-29 00:52:57,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20421563] [2023-11-29 00:52:57,147 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:52:57,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 00:52:57,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:52:57,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 00:52:57,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-29 00:52:57,150 INFO L87 Difference]: Start difference. First operand 77 states and 115 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-29 00:53:05,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:09,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:13,386 WARN L539 Checker$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 00:53:17,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:21,403 WARN L539 Checker$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 00:53:25,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:29,426 WARN L539 Checker$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 00:53:33,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:37,452 WARN L539 Checker$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 00:53:41,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:45,461 WARN L539 Checker$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 00:53:49,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:53,474 WARN L539 Checker$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 00:53:57,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:01,510 WARN L539 Checker$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 00:54:05,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:09,545 WARN L539 Checker$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 00:54:13,553 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 00:54:19,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:54:19,657 INFO L93 Difference]: Finished difference Result 359 states and 516 transitions. [2023-11-29 00:54:19,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-29 00:54:19,658 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 162 [2023-11-29 00:54:19,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:54:19,664 INFO L225 Difference]: With dead ends: 359 [2023-11-29 00:54:19,664 INFO L226 Difference]: Without dead ends: 283 [2023-11-29 00:54:19,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 313 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=500, Invalid=1306, Unknown=0, NotChecked=0, Total=1806 [2023-11-29 00:54:19,668 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 381 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 294 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 406 SdHoareTripleChecker+Valid, 672 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:54:19,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [406 Valid, 672 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 654 Invalid, 18 Unknown, 0 Unchecked, 79.6s Time] [2023-11-29 00:54:19,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2023-11-29 00:54:19,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 183. [2023-11-29 00:54:19,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 112 states have (on average 1.2142857142857142) internal successors, (136), 113 states have internal predecessors, (136), 62 states have call successors, (62), 8 states have call predecessors, (62), 8 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-29 00:54:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 260 transitions. [2023-11-29 00:54:19,722 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 260 transitions. Word has length 162 [2023-11-29 00:54:19,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:54:19,723 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 260 transitions. [2023-11-29 00:54:19,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-29 00:54:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 260 transitions. [2023-11-29 00:54:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:54:19,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:54:19,727 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:19,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 00:54:19,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:54:19,929 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:54:19,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:54:19,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1134275873, now seen corresponding path program 1 times [2023-11-29 00:54:19,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:54:19,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [556318917] [2023-11-29 00:54:19,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:54:19,931 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 00:54:19,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:54:19,932 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:54:19,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 (6)] Waiting until timeout for monitored process [2023-11-29 00:54:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:54:22,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:54:22,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:54:25,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 24 proven. 72 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-29 00:54:25,329 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:54:26,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 00:54:26,710 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:54:26,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [556318917] [2023-11-29 00:54:26,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [556318917] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:54:26,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:54:26,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-29 00:54:26,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173123596] [2023-11-29 00:54:26,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:54:26,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:54:26,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:54:26,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:54:26,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:54:26,713 INFO L87 Difference]: Start difference. First operand 183 states and 260 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 00:54:34,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 00:54:39,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 00:54:44,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 00:54:48,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 00:54:53,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-29 00:54:57,553 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 [1] [2023-11-29 00:54:57,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:54:57,964 INFO L93 Difference]: Finished difference Result 415 states and 583 transitions. [2023-11-29 00:54:57,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:54:57,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2023-11-29 00:54:57,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:54:57,974 INFO L225 Difference]: With dead ends: 415 [2023-11-29 00:54:57,974 INFO L226 Difference]: Without dead ends: 252 [2023-11-29 00:54:57,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:54:57,976 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 111 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2023-11-29 00:54:57,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 236 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 48 Invalid, 6 Unknown, 0 Unchecked, 30.7s Time] [2023-11-29 00:54:57,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2023-11-29 00:54:58,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 248. [2023-11-29 00:54:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 162 states have (on average 1.2469135802469136) internal successors, (202), 165 states have internal predecessors, (202), 74 states have call successors, (74), 11 states have call predecessors, (74), 11 states have return successors, (74), 71 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-29 00:54:58,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 350 transitions. [2023-11-29 00:54:58,025 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 350 transitions. Word has length 162 [2023-11-29 00:54:58,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:54:58,026 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 350 transitions. [2023-11-29 00:54:58,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 00:54:58,026 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 350 transitions. [2023-11-29 00:54:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:54:58,029 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:54:58,029 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:58,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 (6)] Ended with exit code 0 [2023-11-29 00:54:58,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:54:58,235 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:54:58,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:54:58,236 INFO L85 PathProgramCache]: Analyzing trace with hash 547469859, now seen corresponding path program 1 times [2023-11-29 00:54:58,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:54:58,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [270548478] [2023-11-29 00:54:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:54:58,237 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 00:54:58,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:54:58,238 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:54:58,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 (7)] Waiting until timeout for monitored process [2023-11-29 00:55:00,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:55:00,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 00:55:00,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:55:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 470 proven. 120 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-29 00:55:04,890 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:55:05,761 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:55:05,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [270548478] [2023-11-29 00:55:05,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [270548478] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:55:05,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1217535451] [2023-11-29 00:55:05,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:55:05,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 00:55:05,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 00:55:05,763 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 00:55:05,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-29 00:55:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:55:12,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:55:12,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:55:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 470 proven. 120 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-29 00:55:16,198 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:55:16,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1217535451] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:55:16,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:55:16,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-29 00:55:16,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374212330] [2023-11-29 00:55:16,776 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:55:16,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 00:55:16,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:55:16,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 00:55:16,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:55:16,778 INFO L87 Difference]: Start difference. First operand 248 states and 350 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-29 00:55:25,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:29,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:33,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:37,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:38,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:43,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:47,844 WARN L539 Checker$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 00:55:51,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:55,860 WARN L539 Checker$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 00:55:59,871 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 00:55:59,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:55:59,888 INFO L93 Difference]: Finished difference Result 516 states and 701 transitions. [2023-11-29 00:56:00,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 00:56:00,200 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 162 [2023-11-29 00:56:00,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:00,203 INFO L225 Difference]: With dead ends: 516 [2023-11-29 00:56:00,203 INFO L226 Difference]: Without dead ends: 292 [2023-11-29 00:56:00,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-29 00:56:00,205 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 73 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 5 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:00,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 233 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 328 Invalid, 9 Unknown, 0 Unchecked, 42.6s Time] [2023-11-29 00:56:00,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2023-11-29 00:56:00,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 276. [2023-11-29 00:56:00,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 182 states have (on average 1.2087912087912087) internal successors, (220), 185 states have internal predecessors, (220), 74 states have call successors, (74), 19 states have call predecessors, (74), 19 states have return successors, (74), 71 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-29 00:56:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 368 transitions. [2023-11-29 00:56:00,237 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 368 transitions. Word has length 162 [2023-11-29 00:56:00,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:00,238 INFO L495 AbstractCegarLoop]: Abstraction has 276 states and 368 transitions. [2023-11-29 00:56:00,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-29 00:56:00,238 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 368 transitions. [2023-11-29 00:56:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 00:56:00,241 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:00,241 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:56:00,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 (7)] Ended with exit code 0 [2023-11-29 00:56:00,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-29 00:56:00,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 00:56:00,647 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:00,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:00,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1880827745, now seen corresponding path program 1 times [2023-11-29 00:56:00,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:56:00,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [370898049] [2023-11-29 00:56:00,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:00,649 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 00:56:00,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:56:00,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 00:56:00,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57ae7ad5-b368-4dcb-97f7-69d73a6e2eef/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 (9)] Waiting until timeout for monitored process [2023-11-29 00:56:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:02,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-29 00:56:02,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:23,319 WARN L293 SmtUtils]: Spent 6.05s 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 00:57:29,932 WARN L293 SmtUtils]: Spent 6.61s 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 00:57:41,197 WARN L293 SmtUtils]: Spent 8.08s 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 00:57:49,725 WARN L293 SmtUtils]: Spent 8.12s 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 00:58:00,413 WARN L293 SmtUtils]: Spent 5.80s 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 00:58:19,559 WARN L293 SmtUtils]: Spent 6.22s 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 00:58:27,714 WARN L293 SmtUtils]: Spent 8.15s 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 00:58:59,474 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse4 ((_ zero_extend 24) c_~var_1_1~0)) (.cse2 ((_ zero_extend 24) c_~var_1_6~0)) (.cse1 ((_ zero_extend 24) c_~var_1_5~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode .cse10))) (and (= c_~var_1_32~0 c_~var_1_26~0) (= c_~last_1_var_1_31~0 (_ bv100000 32)) (let ((.cse0 (fp.lt c_~var_1_13~0 (fp.mul c_currentRoundingMode c_~var_1_32~0 c_~var_1_12~0)))) (or (and (not .cse0) (= |c_ULTIMATE.start_step_~stepLocal_3~0#1| (_ bv0 8))) (and .cse0 (= (_ bv1 8) |c_ULTIMATE.start_step_~stepLocal_3~0#1|)))) (= c_~var_1_10~0 c_~var_1_35~0) (fp.leq c_~var_1_26~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427387900.0))) (= (_ bv256 16) c_~last_1_var_1_19~0) (= ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_4~0) (bvneg .cse1))) c_~var_1_1~0) (= (_ bv0 8) c_~last_1_var_1_9~0) (let ((.cse3 (bvsgt .cse2 .cse4))) (or (and (= .cse2 c_~var_1_14~0) .cse3) (and (not .cse3) (= c_~var_1_14~0 .cse4)))) (= c_~var_1_22~0 (_ bv0 8)) (let ((.cse5 (bvadd .cse2 (bvneg .cse4)))) (let ((.cse6 (bvslt .cse5 (_ bv0 32)))) (or (and (= ((_ extract 15 0) (bvneg .cse5)) c_~var_1_7~0) .cse6) (and (not .cse6) (= ((_ extract 15 0) .cse5) c_~var_1_7~0))))) (bvsge ((_ zero_extend 16) c_~var_1_30~0) (_ bv32767 32)) (bvsge ((_ zero_extend 24) c_~var_1_24~0) (_ bv1 32)) (= c_~var_1_20~0 ((_ extract 7 0) (bvadd .cse2 .cse1))) (fp.geq c_~var_1_26~0 .cse7) (= (_ bv100000 32) c_~var_1_31~0) (= (_ bv256 16) c_~var_1_19~0) (= ((_ zero_extend 8) c_~var_1_1~0) c_~var_1_34~0) (let ((.cse8 (fp.gt c_~var_1_12~0 c_~var_1_13~0))) (or (and .cse8 (= c_~var_1_11~0 c_~var_1_12~0)) (and (not .cse8) (= c_~var_1_11~0 c_~var_1_13~0)))) (= c_currentRoundingMode roundNearestTiesToEven) (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 .cse7) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9))))))))) is different from true [2023-11-29 00:59:12,225 WARN L293 SmtUtils]: Spent 8.16s 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 00:59:21,291 WARN L293 SmtUtils]: Spent 6.25s 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 00:59:29,446 WARN L293 SmtUtils]: Spent 8.15s 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 00:59:36,015 WARN L293 SmtUtils]: Spent 6.57s 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 01:00:10,995 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:23,702 WARN L293 SmtUtils]: Spent 6.29s 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 01:00:28,938 WARN L293 SmtUtils]: Spent 5.24s 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 01:00:36,133 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse3 ((_ zero_extend 24) c_~var_1_1~0)) (.cse1 ((_ zero_extend 24) c_~var_1_6~0)) (.cse0 ((_ zero_extend 24) c_~var_1_5~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode .cse9))) (and (= c_~var_1_32~0 c_~var_1_26~0) (= c_~last_1_var_1_31~0 (_ bv100000 32)) (= c_~var_1_10~0 c_~var_1_35~0) (fp.leq c_~var_1_26~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427387900.0))) (= (_ bv256 16) c_~last_1_var_1_19~0) (= ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_4~0) (bvneg .cse0))) c_~var_1_1~0) (= (_ bv0 8) c_~last_1_var_1_9~0) (let ((.cse2 (bvsgt .cse1 .cse3))) (or (and (= .cse1 c_~var_1_14~0) .cse2) (and (not .cse2) (= c_~var_1_14~0 .cse3)))) (= c_~var_1_22~0 (_ bv0 8)) (let ((.cse4 (bvadd .cse1 (bvneg .cse3)))) (let ((.cse5 (bvslt .cse4 (_ bv0 32)))) (or (and (= ((_ extract 15 0) (bvneg .cse4)) c_~var_1_7~0) .cse5) (and (not .cse5) (= ((_ extract 15 0) .cse4) c_~var_1_7~0))))) (bvsge ((_ zero_extend 16) c_~var_1_30~0) (_ bv32767 32)) (bvsge ((_ zero_extend 24) c_~var_1_24~0) (_ bv1 32)) (= c_~var_1_20~0 ((_ extract 7 0) (bvadd .cse1 .cse0))) (fp.geq c_~var_1_26~0 .cse6) (= (_ bv100000 32) c_~var_1_31~0) (= (_ bv256 16) c_~var_1_19~0) (or (not (fp.lt c_~var_1_13~0 (fp.mul c_currentRoundingMode c_~var_1_32~0 c_~var_1_12~0))) (= c_~var_1_16~0 (_ bv0 8))) (= ((_ zero_extend 8) c_~var_1_1~0) c_~var_1_34~0) (let ((.cse7 (fp.gt c_~var_1_12~0 c_~var_1_13~0))) (or (and .cse7 (= c_~var_1_11~0 c_~var_1_12~0)) (and (not .cse7) (= c_~var_1_11~0 c_~var_1_13~0)))) (= c_currentRoundingMode roundNearestTiesToEven) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_13~0 .cse6) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9))) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8))))))))) is different from false [2023-11-29 01:00:45,173 WARN L293 SmtUtils]: Spent 7.16s 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 01:01:01,242 WARN L293 SmtUtils]: Spent 6.81s 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 01:01:16,355 WARN L293 SmtUtils]: Spent 5.19s 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 01:01:28,884 WARN L293 SmtUtils]: Spent 6.61s 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 01:01:43,983 WARN L293 SmtUtils]: Spent 6.33s 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 01:01:56,090 WARN L293 SmtUtils]: Spent 5.40s 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 01:02:06,712 WARN L293 SmtUtils]: Spent 6.99s 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 01:02:15,929 WARN L293 SmtUtils]: Spent 8.16s 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 01:02:24,123 WARN L293 SmtUtils]: Spent 5.55s 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 01:02:44,404 WARN L293 SmtUtils]: Spent 6.55s 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 01:03:06,591 WARN L293 SmtUtils]: Spent 6.26s 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 01:03:16,549 WARN L293 SmtUtils]: Spent 6.85s 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 01:04:12,406 WARN L293 SmtUtils]: Spent 7.37s 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)