./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:57,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:57,627 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:27:57,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:57,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:57,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:57,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:57,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:57,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:57,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:57,695 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:57,696 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:57,697 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:57,699 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:27:57,700 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:57,700 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:57,701 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:27:57,702 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:27:57,702 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:57,703 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:27:57,703 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:27:57,704 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:27:57,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:57,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:57,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:57,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:27:57,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:57,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:57,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:57,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:57,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:57,712 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:57,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:57,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:57,713 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:57,714 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:57,714 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:57,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:57,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:57,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:57,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:57,716 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:27:57,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:27:57,717 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:57,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:57,718 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:57,719 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:57,719 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 [2023-11-23 21:27:58,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:58,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:58,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:58,070 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:58,071 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:58,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-23 21:28:01,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:01,514 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:01,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-23 21:28:01,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data/e0ae33f4c/b5717a066b1d4a0b8b93d3056a33968d/FLAG3053906f3 [2023-11-23 21:28:01,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data/e0ae33f4c/b5717a066b1d4a0b8b93d3056a33968d [2023-11-23 21:28:01,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:01,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:01,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:01,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:01,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:01,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539ad2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01, skipping insertion in model container [2023-11-23 21:28:01,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,603 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:01,759 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_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-23 21:28:01,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:01,838 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:01,851 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_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-23 21:28:01,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:01,908 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:01,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01 WrapperNode [2023-11-23 21:28:01,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:01,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:01,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:01,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:01,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,976 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-23 21:28:01,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:01,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:01,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:01,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:01,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:01,992 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:02,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:02,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:02,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:02,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:02,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:02,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:02,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:02,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:02,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (1/1) ... [2023-11-23 21:28:02,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:02,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:02,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:02,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:02,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:02,227 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:02,229 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:02,754 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:03,107 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:03,107 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:03,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:03 BoogieIcfgContainer [2023-11-23 21:28:03,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:03,114 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:03,114 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:03,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:03,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:01" (1/3) ... [2023-11-23 21:28:03,120 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a21f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:03, skipping insertion in model container [2023-11-23 21:28:03,120 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:01" (2/3) ... [2023-11-23 21:28:03,123 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a21f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:03, skipping insertion in model container [2023-11-23 21:28:03,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:03" (3/3) ... [2023-11-23 21:28:03,124 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-62.i [2023-11-23 21:28:03,147 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:03,148 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:03,214 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:03,222 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=FINITE_AUTOMATA, 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;@551c0fa7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:03,222 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:28:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 21:28:03,245 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:03,246 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:03,246 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:03,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:03,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1069684750, now seen corresponding path program 1 times [2023-11-23 21:28:03,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:03,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637519700] [2023-11-23 21:28:03,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:03,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:03,535 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:28:03,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [356784227] [2023-11-23 21:28:03,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:03,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:03,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:03,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:03,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:28:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:04,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:04,483 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:04,486 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:04,488 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:04,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:28:04,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:04,702 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:04,706 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:04,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:04 BoogieIcfgContainer [2023-11-23 21:28:04,824 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:04,824 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:04,824 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:04,825 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:04,825 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:03" (3/4) ... [2023-11-23 21:28:04,828 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:04,829 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:04,831 INFO L158 Benchmark]: Toolchain (without parser) took 3276.65ms. Allocated memory is still 157.3MB. Free memory was 113.2MB in the beginning and 101.7MB in the end (delta: 11.5MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-23 21:28:04,831 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:04,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.90ms. Allocated memory is still 157.3MB. Free memory was 112.9MB in the beginning and 99.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:28:04,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.33ms. Allocated memory is still 157.3MB. Free memory was 99.3MB in the beginning and 96.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:04,838 INFO L158 Benchmark]: Boogie Preprocessor took 39.22ms. Allocated memory is still 157.3MB. Free memory was 96.5MB in the beginning and 94.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:04,839 INFO L158 Benchmark]: RCFGBuilder took 1091.72ms. Allocated memory is still 157.3MB. Free memory was 94.8MB in the beginning and 96.7MB in the end (delta: -1.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 21:28:04,840 INFO L158 Benchmark]: TraceAbstraction took 1709.96ms. Allocated memory is still 157.3MB. Free memory was 96.1MB in the beginning and 101.7MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:04,840 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 157.3MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:04,844 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.90ms. Allocated memory is still 157.3MB. Free memory was 112.9MB in the beginning and 99.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.33ms. Allocated memory is still 157.3MB. Free memory was 99.3MB in the beginning and 96.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.22ms. Allocated memory is still 157.3MB. Free memory was 96.5MB in the beginning and 94.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1091.72ms. Allocated memory is still 157.3MB. Free memory was 94.8MB in the beginning and 96.7MB in the end (delta: -1.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1709.96ms. Allocated memory is still 157.3MB. Free memory was 96.1MB in the beginning and 101.7MB in the end (delta: -5.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 157.3MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of bitwiseOr at line 78, overapproximation of someBinaryArithmeticDOUBLEoperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.25; [L23] signed long int var_1_2 = 1; [L24] signed long int var_1_3 = -25; [L25] signed long int var_1_4 = -128; [L26] signed long int var_1_5 = 8; [L27] double var_1_6 = 2.75; [L28] double var_1_7 = 24.5; [L29] double var_1_8 = 199.5; [L30] float var_1_9 = 32.8; [L31] unsigned char var_1_10 = 1; [L32] float var_1_11 = 15.4; [L33] float var_1_12 = 0.0; [L34] unsigned long int var_1_13 = 2; [L35] unsigned long int var_1_14 = 8; [L36] unsigned long int var_1_15 = 1; [L37] float var_1_16 = 127.6; [L38] signed long int var_1_17 = 128; [L39] signed long int var_1_18 = 5; [L40] unsigned char var_1_19 = 10; [L41] unsigned char var_1_20 = 0; [L42] unsigned char var_1_21 = 64; [L43] double var_1_22 = 15.95; [L44] unsigned long int var_1_23 = 4127848294; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L84] var_1_2 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L86] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=-25, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L87] var_1_3 = __VERIFIER_nondet_long() [L88] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L89] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L90] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=-128, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L91] var_1_4 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L93] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L94] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=8, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L95] var_1_5 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L97] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_6=11/4, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L98] var_1_6 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_7=49/2, var_1_8=399/2, var_1_9=164/5] [L100] var_1_7 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_8=399/2, var_1_9=164/5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_8=399/2, var_1_9=164/5] [L102] var_1_8 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L104] var_1_10 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L106] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=77/5, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L107] var_1_11 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L109] var_1_12 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=8, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L111] var_1_14 = __VERIFIER_nondet_ulong() [L112] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L113] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L114] var_1_15 = __VERIFIER_nondet_ulong() [L115] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L116] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=5, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L117] var_1_18 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_18 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_18 >= -2147483647) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L119] CALL assume_abort_if_not(var_1_18 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_18 <= 2147483646) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=0, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L120] var_1_20 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L122] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=64, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L123] var_1_21 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L125] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=4127848294, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L126] var_1_23 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L128] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, var_1_10=0, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=638/5, var_1_17=128, var_1_18=128, var_1_19=10, var_1_1=21/4, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_9=164/5] [L141] RET updateVariables() [L142] CALL step() [L48] signed long int stepLocal_0 = var_1_2; [L49] COND TRUE stepLocal_0 > ((var_1_3 % var_1_4) * var_1_5) [L50] var_1_1 = (var_1_6 - (var_1_7 + var_1_8)) [L54] COND FALSE !(var_1_10 || (var_1_2 == var_1_5)) [L57] var_1_9 = ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))) [L59] COND TRUE ! var_1_10 [L60] var_1_13 = (50u + var_1_14) [L64] COND TRUE var_1_12 <= (var_1_7 * 5.8f) [L65] var_1_16 = ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))) [L69] COND TRUE var_1_8 < (var_1_1 / var_1_12) [L70] COND FALSE !(var_1_1 > var_1_6) [L74] COND TRUE var_1_10 || var_1_20 [L75] var_1_19 = ((((var_1_21) > (32)) ? (var_1_21) : (32))) [L77] COND FALSE !(\read(var_1_10)) [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (((((((var_1_2 > ((var_1_3 % var_1_4) * var_1_5)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_2 == var_1_5)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_14))) : (var_1_13 == ((unsigned long int) (var_1_14 + var_1_15))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_1 / var_1_12)) ? ((var_1_1 > var_1_6) ? (var_1_17 == ((signed long int) var_1_18)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_18 | var_1_14) != (var_1_23 - var_1_15)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) [L133-L134] return (((((((var_1_2 > ((var_1_3 % var_1_4) * var_1_5)) ? (var_1_1 == ((double) (var_1_6 - (var_1_7 + var_1_8)))) : (var_1_1 == ((double) (var_1_6 - (var_1_8 + var_1_7))))) && ((var_1_10 || (var_1_2 == var_1_5)) ? (var_1_9 == ((float) ((127.5f - ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7)))) + (16.1f + var_1_11)))) : (var_1_9 == ((float) ((((((var_1_12 - var_1_7) - var_1_6)) < (var_1_11)) ? (((var_1_12 - var_1_7) - var_1_6)) : (var_1_11))))))) && ((! var_1_10) ? (var_1_13 == ((unsigned long int) (50u + var_1_14))) : (var_1_13 == ((unsigned long int) (var_1_14 + var_1_15))))) && ((var_1_12 <= (var_1_7 * 5.8f)) ? (var_1_16 == ((float) ((((((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) < (var_1_8)) ? (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7)))) : (var_1_8))))) : (var_1_16 == ((float) var_1_6)))) && ((var_1_8 < (var_1_1 / var_1_12)) ? ((var_1_1 > var_1_6) ? (var_1_17 == ((signed long int) var_1_18)) : 1) : 1)) && ((var_1_10 || var_1_20) ? (var_1_19 == ((unsigned char) ((((var_1_21) > (32)) ? (var_1_21) : (32))))) : 1)) && (var_1_10 ? (((var_1_18 | var_1_14) != (var_1_23 - var_1_15)) ? (var_1_22 == ((double) 4.75)) : 1) : 1) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=128, var_1_18=128, var_1_19=32, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=128, var_1_18=128, var_1_19=32, var_1_20=1, var_1_21=0, var_1_22=319/20, var_1_23=2147483647, var_1_2=-2, var_1_3=3, var_1_4=4, var_1_5=-1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-23 21:28:04,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:07,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:07,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:07,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:07,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:07,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:07,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:07,943 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:07,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:07,951 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:07,952 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:07,952 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:07,953 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:07,955 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:07,955 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:07,956 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:07,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:07,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:07,958 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:07,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:07,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:07,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:07,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:07,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:07,963 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:07,963 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:07,964 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:07,964 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:07,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:07,965 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:07,967 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:07,967 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:07,967 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:07,968 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:07,968 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:07,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:07,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:07,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:07,969 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:07,971 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:07,971 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:07,971 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:07,972 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:07,972 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:07,973 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa87f48d00b8007f37644abf4bb5e21ad8dd1d68207bd51d9f20b5fb36de6e03 [2023-11-23 21:28:08,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:08,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:08,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:08,487 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:08,488 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:08,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-23 21:28:11,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:12,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:12,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i [2023-11-23 21:28:12,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data/8cda48587/d50ffd551e4f4d35afb13be80097e2e4/FLAGc445c042a [2023-11-23 21:28:12,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/data/8cda48587/d50ffd551e4f4d35afb13be80097e2e4 [2023-11-23 21:28:12,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:12,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:12,184 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:12,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:12,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:12,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b5ca4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12, skipping insertion in model container [2023-11-23 21:28:12,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,244 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:12,449 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_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-23 21:28:12,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:12,555 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:12,569 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_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-62.i[917,930] [2023-11-23 21:28:12,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:12,648 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:12,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12 WrapperNode [2023-11-23 21:28:12,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:12,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:12,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:12,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:12,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,737 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2023-11-23 21:28:12,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:12,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:12,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:12,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:12,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:12,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:12,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:12,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:12,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (1/1) ... [2023-11-23 21:28:12,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:12,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:12,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:12,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:12,995 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:12,997 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:29,275 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:29,347 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:29,347 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:29,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:29 BoogieIcfgContainer [2023-11-23 21:28:29,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:29,351 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:29,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:29,354 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:29,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:12" (1/3) ... [2023-11-23 21:28:29,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8f5c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:29, skipping insertion in model container [2023-11-23 21:28:29,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:12" (2/3) ... [2023-11-23 21:28:29,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8f5c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:29, skipping insertion in model container [2023-11-23 21:28:29,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:29" (3/3) ... [2023-11-23 21:28:29,360 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-62.i [2023-11-23 21:28:29,380 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:29,381 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:29,450 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:29,460 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=FINITE_AUTOMATA, 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;@3b0280f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:29,461 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 35 states have (on average 1.4) internal successors, (49), 36 states have internal predecessors, (49), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:28:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-23 21:28:29,489 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:29,490 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:29,490 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:29,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:29,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1291031870, now seen corresponding path program 1 times [2023-11-23 21:28:29,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:29,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1684198468] [2023-11-23 21:28:29,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:29,516 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 [2023-11-23 21:28:29,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:29,519 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:29,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:31,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:31,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-23 21:28:31,561 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:31,562 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:31,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1684198468] [2023-11-23 21:28:31,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1684198468] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:31,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:31,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:31,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536605947] [2023-11-23 21:28:31,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:31,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:31,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:31,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:31,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:31,605 INFO L87 Difference]: Start difference. First operand has 67 states, 35 states have (on average 1.4) internal successors, (49), 36 states have internal predecessors, (49), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:28:34,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:34,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:34,286 INFO L93 Difference]: Finished difference Result 131 states and 241 transitions. [2023-11-23 21:28:34,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:34,459 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 173 [2023-11-23 21:28:34,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:34,465 INFO L225 Difference]: With dead ends: 131 [2023-11-23 21:28:34,466 INFO L226 Difference]: Without dead ends: 65 [2023-11-23 21:28:34,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:34,473 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:34,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-11-23 21:28:34,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-23 21:28:34,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-23 21:28:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 34 states have internal predecessors, (44), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:28:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 102 transitions. [2023-11-23 21:28:34,525 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 102 transitions. Word has length 173 [2023-11-23 21:28:34,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:34,526 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 102 transitions. [2023-11-23 21:28:34,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:28:34,527 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 102 transitions. [2023-11-23 21:28:34,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-23 21:28:34,531 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:34,532 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:34,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:34,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:34,744 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:34,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:34,745 INFO L85 PathProgramCache]: Analyzing trace with hash 674804732, now seen corresponding path program 1 times [2023-11-23 21:28:34,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:34,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341332583] [2023-11-23 21:28:34,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:34,746 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:28:34,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:34,793 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:34,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74c4a0ab-d95a-4b88-967f-efb5c7132f1c/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:37,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 21:28:37,708 INFO L285 TraceCheckSpWp]: Computing forward predicates...