./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.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_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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_bf8aba43-728f-43c4-8392-115aa35cb01a/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 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:10:24,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:10:24,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:10:24,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:10:24,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:10:25,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:10:25,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:10:25,012 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:10:25,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:10:25,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:10:25,020 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:10:25,021 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:10:25,022 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:10:25,024 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:10:25,024 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:10:25,025 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:10:25,026 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:10:25,026 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:10:25,027 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:10:25,027 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:10:25,028 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:10:25,029 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:10:25,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:10:25,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:10:25,032 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:10:25,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:10:25,033 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:10:25,033 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:10:25,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:10:25,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:10:25,036 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:10:25,037 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:10:25,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:10:25,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:10:25,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:10:25,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:10:25,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:10:25,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:10:25,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:10:25,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:10:25,041 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:10:25,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:10:25,042 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:10:25,042 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:10:25,043 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:10:25,043 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_bf8aba43-728f-43c4-8392-115aa35cb01a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 [2023-11-19 05:10:25,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:10:25,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:10:25,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:10:25,466 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:10:25,467 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:10:25,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-19 05:10:29,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:10:29,559 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:10:29,560 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-19 05:10:29,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data/9946fdd89/22fc25952d8340aba3bcc75243110e41/FLAG861455998 [2023-11-19 05:10:29,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data/9946fdd89/22fc25952d8340aba3bcc75243110e41 [2023-11-19 05:10:29,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:10:29,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:10:29,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:29,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:10:29,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:10:29,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:29" (1/1) ... [2023-11-19 05:10:29,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55636655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:29, skipping insertion in model container [2023-11-19 05:10:29,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:29" (1/1) ... [2023-11-19 05:10:29,675 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:10:29,857 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_bf8aba43-728f-43c4-8392-115aa35cb01a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-19 05:10:29,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:10:30,011 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:10:30,029 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_bf8aba43-728f-43c4-8392-115aa35cb01a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-19 05:10:30,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:10:30,119 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:10:30,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30 WrapperNode [2023-11-19 05:10:30,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:30,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:10:30,122 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:10:30,122 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:10:30,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,233 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 246 [2023-11-19 05:10:30,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:10:30,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:10:30,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:10:30,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:10:30,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:10:30,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:10:30,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:10:30,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:10:30,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (1/1) ... [2023-11-19 05:10:30,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:10:30,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:10:30,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:10:30,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:10:30,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:10:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:10:30,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:10:30,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:10:30,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:10:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:10:30,551 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:10:30,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:10:31,424 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:10:32,166 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:10:32,166 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:10:32,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:32 BoogieIcfgContainer [2023-11-19 05:10:32,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:10:32,181 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:10:32,182 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:10:32,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:10:32,187 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:10:29" (1/3) ... [2023-11-19 05:10:32,188 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30d2425f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:32, skipping insertion in model container [2023-11-19 05:10:32,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:30" (2/3) ... [2023-11-19 05:10:32,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30d2425f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:32, skipping insertion in model container [2023-11-19 05:10:32,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:32" (3/3) ... [2023-11-19 05:10:32,194 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-19 05:10:32,219 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:10:32,220 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:10:32,303 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:10:32,313 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;@44a7f449, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:10:32,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:10:32,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:10:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 05:10:32,339 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:10:32,340 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:32,341 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:10:32,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:10:32,352 INFO L85 PathProgramCache]: Analyzing trace with hash 675607526, now seen corresponding path program 1 times [2023-11-19 05:10:32,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:10:32,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014812017] [2023-11-19 05:10:32,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:10:32,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:10:32,750 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:10:32,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [656266341] [2023-11-19 05:10:32,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:10:32,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:10:32,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:10:32,757 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:10:32,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:10:33,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:10:33,240 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:10:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:10:33,578 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:10:33,581 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:10:33,583 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:10:33,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:10:33,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:10:33,800 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:10:33,805 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:10:33,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:10:33 BoogieIcfgContainer [2023-11-19 05:10:33,987 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:10:33,988 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:10:33,988 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:10:33,988 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:10:33,989 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:32" (3/4) ... [2023-11-19 05:10:33,994 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:10:33,995 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:10:33,997 INFO L158 Benchmark]: Toolchain (without parser) took 4394.93ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 120.3MB in the beginning and 112.1MB in the end (delta: 8.2MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2023-11-19 05:10:33,998 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 155.2MB. Free memory was 122.4MB in the beginning and 122.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:10:34,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.81ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 104.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.95ms. Allocated memory is still 155.2MB. Free memory was 104.2MB in the beginning and 97.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,009 INFO L158 Benchmark]: Boogie Preprocessor took 67.27ms. Allocated memory is still 155.2MB. Free memory was 97.9MB in the beginning and 95.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,010 INFO L158 Benchmark]: RCFGBuilder took 1874.35ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 94.4MB in the beginning and 88.5MB in the end (delta: 5.8MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,011 INFO L158 Benchmark]: TraceAbstraction took 1805.66ms. Allocated memory is still 195.0MB. Free memory was 87.5MB in the beginning and 113.1MB in the end (delta: -25.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:10:34,012 INFO L158 Benchmark]: Witness Printer took 7.96ms. Allocated memory is still 195.0MB. Free memory was 113.1MB in the beginning and 112.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:10:34,018 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 155.2MB. Free memory was 122.4MB in the beginning and 122.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.81ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 104.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.95ms. Allocated memory is still 155.2MB. Free memory was 104.2MB in the beginning and 97.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.27ms. Allocated memory is still 155.2MB. Free memory was 97.9MB in the beginning and 95.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1874.35ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 94.4MB in the beginning and 88.5MB in the end (delta: 5.8MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1805.66ms. Allocated memory is still 195.0MB. Free memory was 87.5MB in the beginning and 113.1MB in the end (delta: -25.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.96ms. Allocated memory is still 195.0MB. Free memory was 113.1MB in the beginning and 112.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of shiftRight at line 60, overapproximation of bitwiseOr at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryArithmeticFLOAToperation at line 79. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_6 = -4; [L24] unsigned short int var_1_7 = 50; [L25] signed short int var_1_9 = 128; [L26] unsigned char var_1_12 = 0; [L27] unsigned char var_1_13 = 0; [L28] unsigned short int var_1_14 = 2; [L29] unsigned short int var_1_15 = 1; [L30] signed long int var_1_17 = 128; [L31] float var_1_18 = 25.75; [L32] unsigned char var_1_20 = 25; [L33] float var_1_21 = 15.125; [L34] unsigned char var_1_22 = 4; [L35] unsigned long int var_1_23 = 2; [L36] unsigned long int var_1_24 = 50; [L37] unsigned long int var_1_25 = 5; [L38] unsigned char var_1_26 = 64; [L39] unsigned char var_1_27 = 128; [L40] float var_1_28 = 10.85; [L41] float var_1_29 = 99999.35; [L42] float var_1_30 = 100.5; [L43] unsigned char var_1_31 = 1; [L44] unsigned char var_1_32 = 0; [L45] unsigned short int var_1_33 = 16; [L46] unsigned short int var_1_34 = 18230; [L47] double var_1_35 = 10.625; [L48] unsigned short int last_1_var_1_7 = 50; [L49] signed short int last_1_var_1_9 = 128; [L50] signed long int last_1_var_1_17 = 128; [L51] unsigned char last_1_var_1_22 = 4; [L52] unsigned long int last_1_var_1_25 = 5; [L53] unsigned char last_1_var_1_26 = 64; [L54] float last_1_var_1_28 = 10.85; [L55] unsigned short int last_1_var_1_33 = 16; [L56] double last_1_var_1_35 = 10.625; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L180] last_1_var_1_7 = var_1_7 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 [L187] last_1_var_1_33 = var_1_33 [L188] last_1_var_1_35 = var_1_35 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L140] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L141] var_1_13 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L143] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L144] var_1_14 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L146] CALL assume_abort_if_not(var_1_14 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_14 <= 9) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L147] var_1_15 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L149] CALL assume_abort_if_not(var_1_15 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_15 <= 8) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L152] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L153] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L154] var_1_21 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L158] CALL assume_abort_if_not(var_1_23 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 2147483648) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L159] var_1_24 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L161] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L162] var_1_27 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L164] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L165] var_1_29 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L167] var_1_30 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L171] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L174] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L175] var_1_34 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_34 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 16384) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L177] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=14, var_1_7=50, var_1_9=128] [L199] RET updateVariables() [L200] CALL step() [L60] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L60] signed long int stepLocal_1 = last_1_var_1_7 >> (var_1_14 + var_1_15); [L61] unsigned char stepLocal_0 = ((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9; [L62] COND TRUE var_1_13 || stepLocal_0 [L63] COND FALSE !(stepLocal_1 >= (last_1_var_1_22 + last_1_var_1_33)) [L69] COND TRUE last_1_var_1_35 < last_1_var_1_28 [L70] COND FALSE !((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) [L73] var_1_1 = 10 [L78] COND FALSE !(\read(var_1_13)) [L81] COND FALSE !(\read(var_1_31)) [L88] var_1_28 = 2.25f [L91] COND FALSE !(last_1_var_1_25 >= last_1_var_1_17) [L94] unsigned long int stepLocal_2 = (last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24); [L95] COND FALSE !(stepLocal_2 >= var_1_14) [L98] unsigned char stepLocal_3 = var_1_20; [L99] COND FALSE !(stepLocal_3 != var_1_23) [L106] var_1_26 = 2 [L108] var_1_35 = var_1_30 [L109] COND TRUE 128 >= (var_1_26 / var_1_27) [L110] var_1_33 = ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))) [L114] var_1_9 = ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1))))) [L115] COND FALSE !(\read(var_1_13)) [L118] COND FALSE !((var_1_35 * var_1_35) >= var_1_28) [L125] var_1_18 = var_1_21 [L127] COND FALSE !(var_1_18 > 1.75) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191-L192] return ((((((((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)))) && ((((last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24)) >= var_1_14) ? (var_1_22 == ((unsigned char) (200 - var_1_15))) : 1)) && ((var_1_18 > 1.75) ? (((var_1_1 <= (~ last_1_var_1_25)) && var_1_13) ? ((var_1_13 && (var_1_26 < var_1_33)) ? (var_1_25 == ((unsigned long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_25 == ((unsigned long int) var_1_24))) : 1) : 1)) && ((var_1_20 != var_1_23) ? ((! var_1_13) ? (var_1_26 == ((unsigned char) (var_1_27 - var_1_14))) : (var_1_26 == ((unsigned char) var_1_27))) : (var_1_26 == ((unsigned char) 2)))) && (var_1_13 ? (var_1_28 == ((float) ((((var_1_21) > ((var_1_29 + var_1_30))) ? (var_1_21) : ((var_1_29 + var_1_30)))))) : (var_1_31 ? ((! ((var_1_1 > var_1_12) || var_1_32)) ? (var_1_28 == ((float) var_1_30)) : (var_1_28 == ((float) var_1_29))) : (var_1_28 == ((float) 2.25f))))) && ((128 >= (var_1_26 / var_1_27)) ? (var_1_33 == ((unsigned short int) ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))))) : (var_1_33 == ((unsigned short int) (16 + last_1_var_1_33))))) && (var_1_35 == ((double) var_1_30)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=2, var_1_1=10, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=2, var_1_27=127, var_1_28=9/4, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=34730, var_1_34=16384, var_1_35=4, var_1_6=14, var_1_7=50, var_1_9=114] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=8, var_1_17=128, var_1_18=2, var_1_1=10, var_1_20=253, var_1_21=2, var_1_22=4, var_1_23=253, var_1_24=4, var_1_25=5, var_1_26=2, var_1_27=127, var_1_28=9/4, var_1_29=3, var_1_30=4, var_1_31=0, var_1_32=0, var_1_33=34730, var_1_34=16384, var_1_35=4, var_1_6=14, var_1_7=50, var_1_9=114] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 26, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 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 05:10:34,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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_bf8aba43-728f-43c4-8392-115aa35cb01a/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 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:10:37,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:10:37,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:10:37,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:10:37,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:10:37,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:10:37,331 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:10:37,332 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:10:37,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:10:37,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:10:37,339 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:10:37,340 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:10:37,341 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:10:37,343 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:10:37,343 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:10:37,344 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:10:37,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:10:37,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:10:37,346 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:10:37,348 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:10:37,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:10:37,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:10:37,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:10:37,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:10:37,351 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:10:37,351 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:10:37,352 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:10:37,353 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:10:37,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:10:37,354 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:10:37,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:10:37,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:10:37,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:10:37,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:10:37,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:10:37,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:10:37,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:10:37,358 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:10:37,359 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:10:37,360 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:10:37,361 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:10:37,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:10:37,361 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_bf8aba43-728f-43c4-8392-115aa35cb01a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d890d85a7649be871c34966ab8728eaa9d3a689e11eacc1ed1eb58f7dd3844 [2023-11-19 05:10:37,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:10:37,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:10:37,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:10:37,870 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:10:37,871 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:10:37,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-19 05:10:41,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:10:41,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:10:41,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-19 05:10:41,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data/8a7700386/4de11888e3b046c9bfddd80304150f94/FLAGf14575efb [2023-11-19 05:10:42,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/data/8a7700386/4de11888e3b046c9bfddd80304150f94 [2023-11-19 05:10:42,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:10:42,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:10:42,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:42,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:10:42,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:10:42,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b69e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42, skipping insertion in model container [2023-11-19 05:10:42,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:10:42,358 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_bf8aba43-728f-43c4-8392-115aa35cb01a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-19 05:10:42,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:10:42,504 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:10:42,525 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_bf8aba43-728f-43c4-8392-115aa35cb01a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-35.i[916,929] [2023-11-19 05:10:42,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:10:42,638 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:10:42,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42 WrapperNode [2023-11-19 05:10:42,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:10:42,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:10:42,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:10:42,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:10:42,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,713 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-19 05:10:42,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:10:42,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:10:42,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:10:42,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:10:42,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:10:42,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:10:42,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:10:42,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:10:42,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (1/1) ... [2023-11-19 05:10:42,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:10:42,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:10:42,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:10:42,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:10:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:10:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:10:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:10:42,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:10:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:10:42,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:10:43,088 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:10:43,094 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:10:48,525 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:10:48,536 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:10:48,536 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:10:48,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:48 BoogieIcfgContainer [2023-11-19 05:10:48,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:10:48,545 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:10:48,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:10:48,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:10:48,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:10:42" (1/3) ... [2023-11-19 05:10:48,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72361082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:48, skipping insertion in model container [2023-11-19 05:10:48,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:10:42" (2/3) ... [2023-11-19 05:10:48,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72361082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:48, skipping insertion in model container [2023-11-19 05:10:48,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:48" (3/3) ... [2023-11-19 05:10:48,554 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-35.i [2023-11-19 05:10:48,578 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:10:48,578 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:10:48,643 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:10:48,650 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;@1ae3e1cc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:10:48,650 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:10:48,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:10:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 05:10:48,680 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:10:48,681 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:48,682 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:10:48,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:10:48,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1925158632, now seen corresponding path program 1 times [2023-11-19 05:10:48,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:10:48,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [407167657] [2023-11-19 05:10:48,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:10:48,713 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 05:10:48,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:10:48,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:48,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:10:49,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:10:49,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:10:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-19 05:10:49,568 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:10:49,568 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:10:49,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [407167657] [2023-11-19 05:10:49,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [407167657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:10:49,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:10:49,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:10:49,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609524309] [2023-11-19 05:10:49,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:10:49,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:10:49,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:10:49,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:10:49,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:10:49,664 INFO L87 Difference]: Start difference. First operand has 82 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 05:10:49,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:10:49,707 INFO L93 Difference]: Finished difference Result 157 states and 278 transitions. [2023-11-19 05:10:49,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:10:49,710 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 167 [2023-11-19 05:10:49,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:10:49,720 INFO L225 Difference]: With dead ends: 157 [2023-11-19 05:10:49,720 INFO L226 Difference]: Without dead ends: 78 [2023-11-19 05:10:49,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 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 05:10:49,729 INFO L413 NwaCegarLoop]: 121 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, 121 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 05:10:49,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:10:49,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-19 05:10:49,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-19 05:10:49,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:10:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 121 transitions. [2023-11-19 05:10:49,788 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 121 transitions. Word has length 167 [2023-11-19 05:10:49,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:10:49,789 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 121 transitions. [2023-11-19 05:10:49,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-19 05:10:49,789 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2023-11-19 05:10:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 05:10:49,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:10:49,795 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:49,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:49,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:49,996 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:10:49,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:10:49,997 INFO L85 PathProgramCache]: Analyzing trace with hash 384403112, now seen corresponding path program 1 times [2023-11-19 05:10:49,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:10:49,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [949906288] [2023-11-19 05:10:49,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:10:50,000 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 05:10:50,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:10:50,002 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:50,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:10:50,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:10:50,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:10:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 05:10:53,480 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:10:53,481 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:10:53,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [949906288] [2023-11-19 05:10:53,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [949906288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:10:53,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:10:53,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:10:53,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254635341] [2023-11-19 05:10:53,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:10:53,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:10:53,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:10:53,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:10:53,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:10:53,493 INFO L87 Difference]: Start difference. First operand 78 states and 121 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:10:55,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:10:56,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:10:56,416 INFO L93 Difference]: Finished difference Result 229 states and 358 transitions. [2023-11-19 05:10:56,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:10:56,438 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-19 05:10:56,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:10:56,444 INFO L225 Difference]: With dead ends: 229 [2023-11-19 05:10:56,444 INFO L226 Difference]: Without dead ends: 154 [2023-11-19 05:10:56,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:10:56,448 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 133 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:10:56,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 453 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-19 05:10:56,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-19 05:10:56,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 125. [2023-11-19 05:10:56,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 70 states have (on average 1.2714285714285714) internal successors, (89), 70 states have internal predecessors, (89), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 05:10:56,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 193 transitions. [2023-11-19 05:10:56,500 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 193 transitions. Word has length 167 [2023-11-19 05:10:56,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:10:56,502 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 193 transitions. [2023-11-19 05:10:56,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:10:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 193 transitions. [2023-11-19 05:10:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 05:10:56,507 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:10:56,508 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:10:56,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:56,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:56,721 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:10:56,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:10:56,722 INFO L85 PathProgramCache]: Analyzing trace with hash 378974308, now seen corresponding path program 1 times [2023-11-19 05:10:56,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:10:56,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220182475] [2023-11-19 05:10:56,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:10:56,740 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 05:10:56,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:10:56,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:56,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:10:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:10:57,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:10:57,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:11:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 05:11:01,835 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:11:01,835 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:11:01,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1220182475] [2023-11-19 05:11:01,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1220182475] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:11:01,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:11:01,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:11:01,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190718719] [2023-11-19 05:11:01,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:11:01,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:11:01,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:11:01,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:11:01,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:11:01,840 INFO L87 Difference]: Start difference. First operand 125 states and 193 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:11:04,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:11:07,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:11:11,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:11:13,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:11:14,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:11:14,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:11:14,867 INFO L93 Difference]: Finished difference Result 229 states and 357 transitions. [2023-11-19 05:11:14,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:11:14,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2023-11-19 05:11:14,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:11:14,901 INFO L225 Difference]: With dead ends: 229 [2023-11-19 05:11:14,902 INFO L226 Difference]: Without dead ends: 154 [2023-11-19 05:11:14,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:11:14,904 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 73 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 53 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-19 05:11:14,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 314 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 40 Invalid, 3 Unknown, 0 Unchecked, 12.9s Time] [2023-11-19 05:11:14,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-19 05:11:14,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 128. [2023-11-19 05:11:14,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 73 states have (on average 1.2876712328767124) internal successors, (94), 73 states have internal predecessors, (94), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-19 05:11:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 198 transitions. [2023-11-19 05:11:14,946 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 198 transitions. Word has length 168 [2023-11-19 05:11:14,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:11:14,947 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 198 transitions. [2023-11-19 05:11:14,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:11:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2023-11-19 05:11:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 05:11:14,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:11:14,951 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:11:14,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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)] Forceful destruction successful, exit code 0 [2023-11-19 05:11:15,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:11:15,165 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:11:15,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:11:15,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1176523892, now seen corresponding path program 1 times [2023-11-19 05:11:15,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:11:15,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657849973] [2023-11-19 05:11:15,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:11:15,168 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 05:11:15,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:11:15,169 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 05:11:15,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf8aba43-728f-43c4-8392-115aa35cb01a/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 (5)] Waiting until timeout for monitored process [2023-11-19 05:11:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:11:15,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:11:15,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:11:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 05:11:18,138 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:11:18,138 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:11:18,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657849973] [2023-11-19 05:11:18,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657849973] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:11:18,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:11:18,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:11:18,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863039160] [2023-11-19 05:11:18,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:11:18,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:11:18,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:11:18,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:11:18,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:11:18,155 INFO L87 Difference]: Start difference. First operand 128 states and 198 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:11:20,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:11:21,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []