./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.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_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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_933de305-8109-44c2-9883-634bf722908e/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 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:36:03,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:36:03,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:36:03,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:36:03,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:36:04,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:36:04,023 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:36:04,023 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:36:04,024 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:36:04,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:36:04,026 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:36:04,042 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:36:04,042 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:36:04,043 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:36:04,043 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:36:04,044 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:36:04,044 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:36:04,045 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:36:04,045 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:36:04,046 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:36:04,046 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:36:04,047 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:36:04,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:36:04,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:36:04,049 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:36:04,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:36:04,050 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:36:04,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:36:04,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:36:04,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:36:04,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:36:04,052 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:36:04,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:36:04,052 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:36:04,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:36:04,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:36:04,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:36:04,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:04,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:36:04,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:36:04,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:36:04,055 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:36:04,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:36:04,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:36:04,056 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:36:04,056 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:36:04,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:36:04,056 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_933de305-8109-44c2-9883-634bf722908e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 [2023-11-23 20:36:04,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:36:04,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:36:04,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:36:04,362 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:36:04,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:36:04,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-23 20:36:07,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:36:07,699 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:36:07,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-23 20:36:07,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data/3e69377fd/e7b0db2791a2455dac477f7950757c6d/FLAG5f9be35a1 [2023-11-23 20:36:07,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data/3e69377fd/e7b0db2791a2455dac477f7950757c6d [2023-11-23 20:36:07,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:36:07,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:36:07,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:07,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:36:07,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:36:07,758 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:07" (1/1) ... [2023-11-23 20:36:07,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211d29e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:07, skipping insertion in model container [2023-11-23 20:36:07,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:07" (1/1) ... [2023-11-23 20:36:07,814 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:36:07,957 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_933de305-8109-44c2-9883-634bf722908e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-23 20:36:08,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:08,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:36:08,093 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_933de305-8109-44c2-9883-634bf722908e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-23 20:36:08,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:08,176 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:36:08,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08 WrapperNode [2023-11-23 20:36:08,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:08,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:08,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:36:08,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:36:08,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,271 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-23 20:36:08,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:08,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:36:08,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:36:08,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:36:08,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:36:08,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:36:08,375 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:36:08,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:36:08,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (1/1) ... [2023-11-23 20:36:08,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:08,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:08,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:36:08,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:36:08,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:36:08,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:36:08,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:36:08,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:36:08,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:36:08,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:36:08,646 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:36:08,651 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:36:09,213 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:36:09,784 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:36:09,784 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:36:09,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:09 BoogieIcfgContainer [2023-11-23 20:36:09,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:36:09,789 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:36:09,790 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:36:09,794 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:36:09,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:36:07" (1/3) ... [2023-11-23 20:36:09,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3a6d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:09, skipping insertion in model container [2023-11-23 20:36:09,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:08" (2/3) ... [2023-11-23 20:36:09,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3a6d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:09, skipping insertion in model container [2023-11-23 20:36:09,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:09" (3/3) ... [2023-11-23 20:36:09,799 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-23 20:36:09,819 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:36:09,820 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:36:09,884 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:36:09,892 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;@26ce2755, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:36:09,894 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:36:09,899 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 20:36:09,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 20:36:09,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:09,913 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:09,913 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:09,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:09,921 INFO L85 PathProgramCache]: Analyzing trace with hash 174927865, now seen corresponding path program 1 times [2023-11-23 20:36:09,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:36:09,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069888278] [2023-11-23 20:36:09,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:09,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:36:10,170 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:36:10,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [949125976] [2023-11-23 20:36:10,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:10,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:36:10,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:10,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:36:10,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:36:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:36:10,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:36:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:36:10,966 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:36:10,969 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:36:10,970 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:36:10,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:11,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:36:11,184 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:36:11,188 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:36:11,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:36:11 BoogieIcfgContainer [2023-11-23 20:36:11,356 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:36:11,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:36:11,357 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:36:11,357 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:36:11,358 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:09" (3/4) ... [2023-11-23 20:36:11,360 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:36:11,361 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:36:11,362 INFO L158 Benchmark]: Toolchain (without parser) took 3616.46ms. Allocated memory is still 199.2MB. Free memory was 133.4MB in the beginning and 96.1MB in the end (delta: 37.3MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,363 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 199.2MB. Free memory is still 174.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:36:11,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.84ms. Allocated memory is still 199.2MB. Free memory was 133.2MB in the beginning and 117.4MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.87ms. Allocated memory is still 199.2MB. Free memory was 117.3MB in the beginning and 112.9MB in the end (delta: 4.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,372 INFO L158 Benchmark]: Boogie Preprocessor took 101.10ms. Allocated memory is still 199.2MB. Free memory was 112.9MB in the beginning and 168.7MB in the end (delta: -55.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,372 INFO L158 Benchmark]: RCFGBuilder took 1411.59ms. Allocated memory is still 199.2MB. Free memory was 168.7MB in the beginning and 148.5MB in the end (delta: 20.1MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,373 INFO L158 Benchmark]: TraceAbstraction took 1567.32ms. Allocated memory is still 199.2MB. Free memory was 148.5MB in the beginning and 97.1MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,374 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 199.2MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:36:11,377 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 199.2MB. Free memory is still 174.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.84ms. Allocated memory is still 199.2MB. Free memory was 133.2MB in the beginning and 117.4MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.87ms. Allocated memory is still 199.2MB. Free memory was 117.3MB in the beginning and 112.9MB in the end (delta: 4.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.10ms. Allocated memory is still 199.2MB. Free memory was 112.9MB in the beginning and 168.7MB in the end (delta: -55.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1411.59ms. Allocated memory is still 199.2MB. Free memory was 168.7MB in the beginning and 148.5MB in the end (delta: 20.1MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1567.32ms. Allocated memory is still 199.2MB. Free memory was 148.5MB in the beginning and 97.1MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 199.2MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.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 193, overapproximation of shiftLeft at line 73, overapproximation of bitwiseOr at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 50; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_7 = 100; [L25] unsigned char var_1_8 = 100; [L26] unsigned char var_1_9 = 16; [L27] unsigned char var_1_10 = 2; [L28] unsigned long int var_1_11 = 50; [L29] unsigned char var_1_12 = 1; [L30] signed long int var_1_13 = -64; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] unsigned long int var_1_16 = 8; [L34] double var_1_17 = 4.6; [L35] double var_1_18 = 100.35; [L36] double var_1_19 = 0.2; [L37] double var_1_20 = 63.4; [L38] signed char var_1_21 = -32; [L39] signed char var_1_22 = -10; [L40] float var_1_23 = 2.75; [L41] double var_1_24 = 255.6; [L42] double var_1_25 = 499.8; [L43] double var_1_26 = 4.75; [L44] float var_1_27 = 8.7; [L45] float var_1_28 = 7.6; [L46] signed short int var_1_29 = 10; [L47] signed short int var_1_30 = -10; [L48] unsigned long int last_1_var_1_16 = 8; [L49] signed short int last_1_var_1_29 = 10; [L197] isInitial = 1 [L198] FCALL initially() [L199] int k_loop; [L200] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L200] COND TRUE k_loop < 1 [L201] CALL updateLastVariables() [L189] last_1_var_1_16 = var_1_16 [L190] last_1_var_1_29 = var_1_29 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L154] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L155] var_1_8 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_8 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L157] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L158] var_1_9 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95] [L160] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L161] var_1_10 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L163] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L164] var_1_13 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L166] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L167] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L171] var_1_15 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L173] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L174] var_1_18 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L176] var_1_19 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L178] var_1_20 = __VERIFIER_nondet_double() [L179] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L180] var_1_22 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L182] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L183] var_1_26 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L185] var_1_28 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=50, var_1_12=1, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_29=10, var_1_2=1, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=26] [L202] RET updateVariables() [L203] CALL step() [L53] COND FALSE !(((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) [L56] COND TRUE var_1_14 && var_1_2 [L57] var_1_12 = var_1_15 [L60] unsigned char stepLocal_5 = var_1_14; [L61] COND TRUE var_1_12 || stepLocal_5 [L62] var_1_21 = var_1_9 [L66] var_1_29 = var_1_21 [L67] signed long int stepLocal_2 = (((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))); [L68] COND FALSE !((var_1_9 - var_1_10) <= stepLocal_2) [L71] var_1_11 = ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10) [L73] EXPR var_1_7 << var_1_29 [L73] signed long int stepLocal_6 = var_1_7 << var_1_29; [L74] COND TRUE stepLocal_6 >= -1 [L75] var_1_23 = (var_1_20 + var_1_19) [L91] var_1_30 = var_1_7 [L92] signed long int stepLocal_3 = -256 + 1; [L93] COND TRUE var_1_30 > stepLocal_3 [L94] var_1_16 = ((((25u) < 0 ) ? -(25u) : (25u))) [L96] unsigned char stepLocal_4 = var_1_14; [L97] COND TRUE (var_1_16 <= var_1_11) || stepLocal_4 [L98] var_1_17 = ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))) [L100] COND TRUE var_1_21 < var_1_30 [L101] var_1_24 = var_1_18 [L113] unsigned char stepLocal_9 = var_1_14; [L114] signed long int stepLocal_8 = var_1_13; [L115] COND FALSE !(var_1_24 <= var_1_26) [L126] var_1_27 = var_1_28 [L128] unsigned long int stepLocal_1 = (((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)); [L129] unsigned char stepLocal_0 = var_1_12; [L130] COND FALSE !(var_1_12 && stepLocal_0) [L139] var_1_1 = var_1_7 [L141] signed char stepLocal_7 = var_1_22; [L142] COND FALSE !(stepLocal_7 >= var_1_1) [L145] var_1_25 = (var_1_26 - 100000.75) [L203] RET step() [L204] CALL, EXPR property() [L193] EXPR (((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18))))) [L193] EXPR ((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75)))) [L193-L194] return ((((((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75))))) && ((var_1_22 >= var_1_1) ? (var_1_25 == ((double) 8.875)) : (var_1_25 == ((double) (var_1_26 - 100000.75))))) && ((var_1_24 <= var_1_26) ? ((var_1_12 || var_1_14) ? ((var_1_13 < var_1_8) ? (var_1_27 == ((float) ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))))) : (var_1_27 == ((float) 3.24f))) : (var_1_27 == ((float) var_1_19))) : (var_1_27 == ((float) var_1_28)))) && (var_1_29 == ((signed short int) var_1_21))) && (var_1_30 == ((signed short int) var_1_7)) ; [L204] RET, EXPR property() [L204] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=242, var_1_12=0, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=0, var_1_1=95, var_1_20=0, var_1_21=26, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_27=3, var_1_28=3, var_1_29=26, var_1_2=1, var_1_30=95, var_1_7=95, var_1_8=95, var_1_9=26] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=121, var_1_11=242, var_1_12=0, var_1_13=-3, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=0, var_1_1=95, var_1_20=0, var_1_21=26, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_27=3, var_1_28=3, var_1_29=26, var_1_2=1, var_1_30=95, var_1_7=95, var_1_8=95, var_1_9=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 24, 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=47occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 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 20:36:11,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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_933de305-8109-44c2-9883-634bf722908e/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 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:36:14,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:36:14,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:36:14,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:36:14,149 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:36:14,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:36:14,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:36:14,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:36:14,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:36:14,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:36:14,205 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:36:14,206 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:36:14,206 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:36:14,207 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:36:14,207 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:36:14,208 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:36:14,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:36:14,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:36:14,210 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:36:14,215 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:36:14,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:36:14,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:36:14,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:36:14,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:36:14,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:36:14,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:36:14,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:36:14,218 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:36:14,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:36:14,219 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:36:14,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:36:14,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:36:14,221 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:36:14,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:36:14,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:14,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:36:14,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:36:14,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:36:14,223 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:36:14,224 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:36:14,224 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:36:14,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:36:14,225 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:36:14,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:36:14,226 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_933de305-8109-44c2-9883-634bf722908e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e4b4f716528528c582499b64b5730f5f1e1a93a2c7378db7c7e1f68ec10d8b0 [2023-11-23 20:36:14,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:36:14,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:36:14,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:36:14,644 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:36:14,645 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:36:14,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-23 20:36:17,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:36:17,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:36:17,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-23 20:36:17,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data/4e3ade303/67c133968b50451383e6d1913847b803/FLAG47b92b2cc [2023-11-23 20:36:18,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/data/4e3ade303/67c133968b50451383e6d1913847b803 [2023-11-23 20:36:18,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:36:18,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:36:18,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:18,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:36:18,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:36:18,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@df0d575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18, skipping insertion in model container [2023-11-23 20:36:18,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:36:18,512 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_933de305-8109-44c2-9883-634bf722908e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-23 20:36:18,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:18,677 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:36:18,691 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_933de305-8109-44c2-9883-634bf722908e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-19.i[916,929] [2023-11-23 20:36:18,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:36:18,778 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:36:18,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18 WrapperNode [2023-11-23 20:36:18,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:36:18,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:18,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:36:18,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:36:18,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,871 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-11-23 20:36:18,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:36:18,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:36:18,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:36:18,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:36:18,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,912 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:36:18,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:36:18,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:36:18,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:36:18,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (1/1) ... [2023-11-23 20:36:18,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:36:18,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:18,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:36:19,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:36:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:36:19,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:36:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:36:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:36:19,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:36:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:36:19,142 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:36:19,144 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:36:25,056 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:36:25,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:36:25,166 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:36:25,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:25 BoogieIcfgContainer [2023-11-23 20:36:25,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:36:25,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:36:25,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:36:25,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:36:25,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:36:18" (1/3) ... [2023-11-23 20:36:25,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36764d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:25, skipping insertion in model container [2023-11-23 20:36:25,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:36:18" (2/3) ... [2023-11-23 20:36:25,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36764d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:25, skipping insertion in model container [2023-11-23 20:36:25,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:25" (3/3) ... [2023-11-23 20:36:25,179 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-19.i [2023-11-23 20:36:25,202 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:36:25,203 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:36:25,261 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:36:25,272 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;@73eb80b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:36:25,273 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:36:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 20:36:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 20:36:25,294 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:25,308 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:25,309 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:25,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:25,317 INFO L85 PathProgramCache]: Analyzing trace with hash 473524444, now seen corresponding path program 1 times [2023-11-23 20:36:25,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:25,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [556957208] [2023-11-23 20:36:25,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:25,335 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 20:36:25,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:25,337 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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 20:36:25,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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 20:36:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:26,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:36:26,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:26,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2023-11-23 20:36:26,198 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:36:26,199 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:36:26,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [556957208] [2023-11-23 20:36:26,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [556957208] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:36:26,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:36:26,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:36:26,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228607005] [2023-11-23 20:36:26,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:36:26,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:36:26,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:36:26,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:36:26,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:36:26,242 INFO L87 Difference]: Start difference. First operand has 79 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 20:36:28,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:28,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:28,679 INFO L93 Difference]: Finished difference Result 157 states and 273 transitions. [2023-11-23 20:36:28,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:36:28,682 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2023-11-23 20:36:28,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:28,692 INFO L225 Difference]: With dead ends: 157 [2023-11-23 20:36:28,692 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 20:36:28,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 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 20:36:28,699 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:28,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-23 20:36:28,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 20:36:28,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 20:36:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-23 20:36:28,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 120 transitions. [2023-11-23 20:36:28,752 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 120 transitions. Word has length 157 [2023-11-23 20:36:28,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:28,752 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 120 transitions. [2023-11-23 20:36:28,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-23 20:36:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-23 20:36:28,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 20:36:28,758 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:28,758 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:28,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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)] Ended with exit code 0 [2023-11-23 20:36:28,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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 20:36:28,975 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:28,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:28,976 INFO L85 PathProgramCache]: Analyzing trace with hash -577889768, now seen corresponding path program 1 times [2023-11-23 20:36:28,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:28,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [980903527] [2023-11-23 20:36:28,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:28,978 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 20:36:28,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:28,979 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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 20:36:29,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_933de305-8109-44c2-9883-634bf722908e/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 20:36:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:29,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-23 20:36:29,977 INFO L285 TraceCheckSpWp]: Computing forward predicates...