./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ --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 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:48,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:49,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:05:49,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:49,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:49,071 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:49,074 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:49,075 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:49,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:49,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:49,081 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:49,082 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:49,082 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:49,084 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:05:49,085 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:49,085 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:49,086 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:05:49,086 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:05:49,087 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:49,087 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:05:49,088 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:05:49,088 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:05:49,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:49,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:49,090 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:05:49,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:05:49,091 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:05:49,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:49,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:49,092 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:49,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:49,094 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:05:49,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:49,095 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:49,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:49,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:49,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:49,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:49,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:49,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:49,097 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:05:49,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:05:49,097 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:49,098 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:49,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:49,099 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_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c [2023-11-19 05:05:49,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:49,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:49,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:49,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:49,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:49,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-19 05:05:52,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:52,894 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:52,895 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-19 05:05:52,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data/8c422cf49/431dfdbc824940caace7a3c324d74df3/FLAG7b29b5eac [2023-11-19 05:05:52,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data/8c422cf49/431dfdbc824940caace7a3c324d74df3 [2023-11-19 05:05:52,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:52,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:52,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:52,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:52,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:52,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:52" (1/1) ... [2023-11-19 05:05:52,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@452ad78b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:52, skipping insertion in model container [2023-11-19 05:05:52,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:52" (1/1) ... [2023-11-19 05:05:52,980 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:53,137 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_54861c3e-3699-44e4-994b-c691fe8706cd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-19 05:05:53,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:53,270 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:05:53,282 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_54861c3e-3699-44e4-994b-c691fe8706cd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-19 05:05:53,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:53,346 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:05:53,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53 WrapperNode [2023-11-19 05:05:53,347 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:53,348 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:53,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:05:53,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:05:53,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,432 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 274 [2023-11-19 05:05:53,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:53,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:05:53,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:05:53,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:05:53,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:05:53,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:05:53,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:05:53,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:05:53,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (1/1) ... [2023-11-19 05:05:53,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:53,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:05:53,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:05:53,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:05:53,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:05:53,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:05:53,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:05:53,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:05:53,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:05:53,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:05:53,745 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:05:53,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:05:54,352 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:05:54,982 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:05:54,983 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:05:54,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:54 BoogieIcfgContainer [2023-11-19 05:05:54,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:05:54,998 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:05:54,998 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:05:55,001 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:05:55,002 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:05:52" (1/3) ... [2023-11-19 05:05:55,003 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@729277c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:55, skipping insertion in model container [2023-11-19 05:05:55,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:53" (2/3) ... [2023-11-19 05:05:55,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@729277c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:55, skipping insertion in model container [2023-11-19 05:05:55,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:54" (3/3) ... [2023-11-19 05:05:55,008 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-19 05:05:55,028 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:05:55,029 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:05:55,099 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:05:55,108 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;@62bf4985, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:05:55,109 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:05:55,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:05:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 05:05:55,129 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:55,130 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:05:55,130 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:55,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:55,139 INFO L85 PathProgramCache]: Analyzing trace with hash -62268183, now seen corresponding path program 1 times [2023-11-19 05:05:55,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:05:55,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20788706] [2023-11-19 05:05:55,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:55,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:05:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:05:56,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:05:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:05:56,914 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:05:56,918 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:05:56,919 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:05:56,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:05:56,927 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:05:56,941 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:05:57,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:05:57 BoogieIcfgContainer [2023-11-19 05:05:57,102 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:05:57,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:05:57,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:05:57,106 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:05:57,107 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:54" (3/4) ... [2023-11-19 05:05:57,112 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:05:57,114 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:05:57,115 INFO L158 Benchmark]: Toolchain (without parser) took 4189.54ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 116.5MB in the beginning and 119.5MB in the end (delta: -3.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2023-11-19 05:05:57,116 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:57,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.78ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 100.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:05:57,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.11ms. Allocated memory is still 146.8MB. Free memory was 100.5MB in the beginning and 97.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:05:57,120 INFO L158 Benchmark]: Boogie Preprocessor took 69.59ms. Allocated memory is still 146.8MB. Free memory was 97.1MB in the beginning and 94.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:05:57,125 INFO L158 Benchmark]: RCFGBuilder took 1488.38ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 69.9MB in the end (delta: 24.8MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-19 05:05:57,126 INFO L158 Benchmark]: TraceAbstraction took 2104.61ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 69.1MB in the beginning and 119.5MB in the end (delta: -50.4MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2023-11-19 05:05:57,127 INFO L158 Benchmark]: Witness Printer took 9.33ms. Allocated memory is still 199.2MB. Free memory was 119.5MB in the beginning and 119.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:57,136 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.78ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 100.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.11ms. Allocated memory is still 146.8MB. Free memory was 100.5MB in the beginning and 97.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.59ms. Allocated memory is still 146.8MB. Free memory was 97.1MB in the beginning and 94.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1488.38ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 69.9MB in the end (delta: 24.8MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2104.61ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 69.1MB in the beginning and 119.5MB in the end (delta: -50.4MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. * Witness Printer took 9.33ms. Allocated memory is still 199.2MB. Free memory was 119.5MB in the beginning and 119.5MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 55, overapproximation of shiftRight at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someUnaryDOUBLEoperation at line 39, overapproximation of bitwiseAnd at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] signed char var_1_6 = 32; [L24] signed char var_1_7 = 32; [L25] signed char var_1_8 = 1; [L26] signed char var_1_9 = 32; [L27] signed char var_1_10 = 5; [L28] signed char var_1_11 = 2; [L29] signed char var_1_12 = -100; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] signed short int var_1_15 = 256; [L33] float var_1_16 = 15.918; [L34] float var_1_17 = 0.6; [L35] float var_1_18 = 100000000.75; [L36] float var_1_19 = 16.5; [L37] float var_1_20 = 8.75; [L38] unsigned short int var_1_22 = 10; [L39] float var_1_23 = -0.6; [L40] float var_1_24 = 25.75; [L41] float var_1_25 = 127.75; [L42] signed short int var_1_26 = -5; [L43] unsigned char var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 1; [L46] signed short int var_1_30 = -8; [L47] signed long int var_1_31 = -8; [L48] unsigned char var_1_32 = 0; [L49] float last_1_var_1_16 = 15.918; [L50] unsigned char last_1_var_1_27 = 1; [L51] signed short int last_1_var_1_30 = -8; [L192] isInitial = 1 [L193] FCALL initially() [L194] int k_loop; [L195] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=32, var_1_7=32, var_1_8=1, var_1_9=32] [L195] COND TRUE k_loop < 1 [L196] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_30 = var_1_30 [L196] RET updateLastVariables() [L197] CALL updateVariables() [L141] var_1_6 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L143] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L144] var_1_7 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L146] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L147] var_1_8 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_8 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=32] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 >= -63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=32] [L150] var_1_9 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L152] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L153] var_1_10 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L155] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L156] var_1_11 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L158] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L159] var_1_12 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L161] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L162] var_1_14 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L164] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L169] var_1_19 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L171] var_1_24 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L173] var_1_25 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L178] var_1_29 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L180] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=100000006, var_1_25=100000007, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L197] RET updateVariables() [L198] CALL step() [L55] EXPR var_1_7 << var_1_6 [L55] COND TRUE 10u <= (var_1_7 << var_1_6) [L56] COND TRUE \read(last_1_var_1_27) [L57] var_1_13 = (last_1_var_1_27 && var_1_14) [L62] EXPR -100000 >> var_1_8 [L62] signed long int stepLocal_0 = -100000 >> var_1_8; [L63] COND TRUE stepLocal_0 < var_1_9 [L64] var_1_15 = ((4 - var_1_11) + (-1 + last_1_var_1_30)) [L72] EXPR var_1_6 >> var_1_15 [L72] signed long int stepLocal_2 = var_1_6 >> var_1_15; [L73] COND FALSE !(stepLocal_2 >= var_1_8) [L76] COND FALSE !(\read(var_1_13)) [L79] var_1_22 = ((var_1_7 + 8) + var_1_9) [L81] var_1_31 = var_1_8 [L82] var_1_32 = 0 [L83] COND FALSE !(\read(var_1_13)) [L88] signed char stepLocal_3 = var_1_11; [L89] EXPR var_1_10 >> var_1_12 [L89] COND FALSE !(stepLocal_3 < (var_1_10 >> var_1_12)) [L92] COND FALSE !(var_1_20 != var_1_23) [L95] var_1_26 = var_1_9 [L98] unsigned char stepLocal_1 = var_1_13; [L99] COND FALSE !(((8 * var_1_15) > var_1_6) || stepLocal_1) [L104] var_1_16 = var_1_19 [L106] signed char stepLocal_5 = var_1_9; [L107] COND FALSE !(stepLocal_5 < var_1_15) [L110] COND TRUE (var_1_16 / 1.5) < 8.725 [L111] COND TRUE var_1_20 != (((((- var_1_20)) < (var_1_16)) ? ((- var_1_20)) : (var_1_16))) [L112] var_1_30 = (var_1_8 + 128) [L116] COND TRUE ! (var_1_32 || (var_1_16 > var_1_23)) [L117] COND FALSE !(\read(var_1_32)) [L124] var_1_1 = var_1_12 [L129] EXPR var_1_26 & var_1_11 [L129] signed long int stepLocal_4 = var_1_26 & var_1_11; [L130] COND FALSE !(var_1_10 > stepLocal_4) [L133] COND TRUE ! var_1_13 [L134] var_1_27 = var_1_29 [L198] RET step() [L199] CALL, EXPR property() [L188] EXPR ((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1) [L188] EXPR (((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10)))) [L188] EXPR (((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1) [L188] EXPR ((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9)))) [L188] EXPR (((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14)))) [L188-L189] return ((((((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14))))) && ((var_1_9 < var_1_15) ? (var_1_30 == ((signed short int) (var_1_10 - ((((var_1_9) > (var_1_11)) ? (var_1_9) : (var_1_11)))))) : (((var_1_16 / 1.5) < 8.725) ? ((var_1_20 != (((((- var_1_20)) < (var_1_16)) ? ((- var_1_20)) : (var_1_16)))) ? (var_1_30 == ((signed short int) (var_1_8 + 128))) : 1) : 1))) && (var_1_31 == ((signed long int) var_1_8))) && (var_1_32 == ((unsigned char) 0)) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=-9, var_1_16=1025/4, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=126, var_1_20=35/4, var_1_22=32, var_1_23=100000008, var_1_24=100000006, var_1_25=100000007, var_1_26=14, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=139, var_1_31=11, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=0, var_1_11=4, var_1_12=126, var_1_13=0, var_1_14=0, var_1_15=-9, var_1_16=1025/4, var_1_17=100000009, var_1_18=100000005, var_1_19=1025/4, var_1_1=126, var_1_20=35/4, var_1_22=32, var_1_23=100000008, var_1_24=100000006, var_1_25=100000007, var_1_26=14, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=139, var_1_31=11, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=11, var_1_9=14] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred 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: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 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 [2023-11-19 05:05:57,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ --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 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:59,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:06:00,039 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:06:00,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:06:00,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:06:00,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:06:00,090 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:06:00,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:06:00,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:06:00,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:06:00,097 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:06:00,098 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:06:00,098 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:06:00,100 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:06:00,101 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:06:00,101 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:06:00,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:06:00,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:06:00,103 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:06:00,104 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:06:00,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:06:00,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:06:00,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:06:00,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:06:00,107 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:06:00,107 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:06:00,108 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:06:00,108 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:06:00,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:06:00,109 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:06:00,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:06:00,111 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:06:00,111 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:06:00,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:00,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:06:00,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:06:00,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:06:00,113 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:06:00,113 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:06:00,114 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:06:00,115 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:06:00,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:06:00,116 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_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c [2023-11-19 05:06:00,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:06:00,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:06:00,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:06:00,589 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:06:00,589 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:06:00,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-19 05:06:03,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:06:04,097 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:06:04,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-19 05:06:04,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data/d82cef01d/7a7719ed61064077bfd156f13688cd4a/FLAGce17f53bb [2023-11-19 05:06:04,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/data/d82cef01d/7a7719ed61064077bfd156f13688cd4a [2023-11-19 05:06:04,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:06:04,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:06:04,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:04,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:06:04,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:06:04,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133870c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04, skipping insertion in model container [2023-11-19 05:06:04,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,199 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:06:04,398 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_54861c3e-3699-44e4-994b-c691fe8706cd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-19 05:06:04,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:06:04,527 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:06:04,545 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_54861c3e-3699-44e4-994b-c691fe8706cd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-19 05:06:04,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:06:04,698 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:06:04,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04 WrapperNode [2023-11-19 05:06:04,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:04,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:06:04,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:06:04,709 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:06:04,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,798 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-11-19 05:06:04,800 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:06:04,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:06:04,801 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:06:04,801 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:06:04,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:06:04,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:06:04,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:06:04,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:06:04,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (1/1) ... [2023-11-19 05:06:04,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:04,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:06:04,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:06:04,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:06:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:06:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:06:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:06:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:06:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:06:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:06:05,139 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:06:05,142 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:06:12,297 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:06:12,306 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:06:12,307 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:06:12,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:12 BoogieIcfgContainer [2023-11-19 05:06:12,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:06:12,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:06:12,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:06:12,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:06:12,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:06:04" (1/3) ... [2023-11-19 05:06:12,318 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721123cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:06:12, skipping insertion in model container [2023-11-19 05:06:12,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:04" (2/3) ... [2023-11-19 05:06:12,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721123cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:06:12, skipping insertion in model container [2023-11-19 05:06:12,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:12" (3/3) ... [2023-11-19 05:06:12,323 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-19 05:06:12,343 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:06:12,343 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:06:12,413 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:06:12,420 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;@ad1f09f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:06:12,420 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:06:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:06:12,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 05:06:12,442 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:12,443 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:06:12,444 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:12,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:12,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1709189707, now seen corresponding path program 1 times [2023-11-19 05:06:12,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:12,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291751701] [2023-11-19 05:06:12,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:12,466 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 [2023-11-19 05:06:12,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:12,472 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:06:12,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:06:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:13,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:06:13,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2023-11-19 05:06:13,211 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:13,212 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:13,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291751701] [2023-11-19 05:06:13,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1291751701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:13,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:13,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:06:13,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984178056] [2023-11-19 05:06:13,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:13,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:06:13,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:13,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:06:13,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:06:13,267 INFO L87 Difference]: Start difference. First operand has 87 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:06:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:13,323 INFO L93 Difference]: Finished difference Result 171 states and 290 transitions. [2023-11-19 05:06:13,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:06:13,326 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2023-11-19 05:06:13,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:13,336 INFO L225 Difference]: With dead ends: 171 [2023-11-19 05:06:13,339 INFO L226 Difference]: Without dead ends: 83 [2023-11-19 05:06:13,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:06:13,361 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:13,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:06:13,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-19 05:06:13,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-19 05:06:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:06:13,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 127 transitions. [2023-11-19 05:06:13,438 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 127 transitions. Word has length 166 [2023-11-19 05:06:13,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:13,439 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 127 transitions. [2023-11-19 05:06:13,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:06:13,440 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2023-11-19 05:06:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 05:06:13,444 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:13,445 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:06:13,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:13,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:06:13,662 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:13,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:13,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1826922027, now seen corresponding path program 1 times [2023-11-19 05:06:13,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:13,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356591465] [2023-11-19 05:06:13,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:13,664 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 [2023-11-19 05:06:13,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:13,666 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:06:13,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:06:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:14,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:06:14,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-19 05:06:16,059 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:16,059 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:16,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1356591465] [2023-11-19 05:06:16,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1356591465] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:16,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:16,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:06:16,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613786332] [2023-11-19 05:06:16,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:16,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:06:16,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:16,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:06:16,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:06:16,064 INFO L87 Difference]: Start difference. First operand 83 states and 127 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 05:06:18,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:06:20,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:06:20,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:20,713 INFO L93 Difference]: Finished difference Result 242 states and 373 transitions. [2023-11-19 05:06:20,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:06:20,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-19 05:06:20,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:20,719 INFO L225 Difference]: With dead ends: 242 [2023-11-19 05:06:20,719 INFO L226 Difference]: Without dead ends: 162 [2023-11-19 05:06:20,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:06:20,723 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 41 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:20,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 234 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 4.6s Time] [2023-11-19 05:06:20,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-19 05:06:20,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 159. [2023-11-19 05:06:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 106 states have (on average 1.3396226415094339) internal successors, (142), 106 states have internal predecessors, (142), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-19 05:06:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 242 transitions. [2023-11-19 05:06:20,756 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 242 transitions. Word has length 166 [2023-11-19 05:06:20,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:20,757 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 242 transitions. [2023-11-19 05:06:20,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 05:06:20,758 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 242 transitions. [2023-11-19 05:06:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 05:06:20,762 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:20,762 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:06:20,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:20,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:06:20,979 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:20,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:20,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1446976915, now seen corresponding path program 1 times [2023-11-19 05:06:20,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:20,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [646767517] [2023-11-19 05:06:20,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:20,981 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 [2023-11-19 05:06:20,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:20,984 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:06:20,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:06:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:21,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 05:06:21,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:31,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 598 proven. 171 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2023-11-19 05:06:31,666 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:06:33,121 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:33,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [646767517] [2023-11-19 05:06:33,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [646767517] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:06:33,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2082389310] [2023-11-19 05:06:33,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:33,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:06:33,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:06:33,128 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:06:33,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54861c3e-3699-44e4-994b-c691fe8706cd/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:06:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:35,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 05:06:35,675 INFO L285 TraceCheckSpWp]: Computing forward predicates...