./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a3cc8f4dc3627ca478516e9ddf056bcaabf24874a2c66b0dbc53cccb617610ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:37:23,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:37:23,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:37:23,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:37:23,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:37:23,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:37:23,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:37:23,413 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:37:23,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:37:23,414 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:37:23,415 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:37:23,415 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:37:23,416 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:37:23,417 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:37:23,417 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:37:23,418 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:37:23,418 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:37:23,419 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:37:23,419 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:37:23,420 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:37:23,421 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:37:23,421 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:37:23,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:37:23,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:37:23,424 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:37:23,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:37:23,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:37:23,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:37:23,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:37:23,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:37:23,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:37:23,427 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:37:23,428 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:37:23,428 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:37:23,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:37:23,429 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:37:23,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:37:23,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:23,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:37:23,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:37:23,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:37:23,434 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:37:23,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:37:23,434 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:37:23,435 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:37:23,435 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:37:23,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:37:23,436 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3cc8f4dc3627ca478516e9ddf056bcaabf24874a2c66b0dbc53cccb617610ef [2023-11-23 20:37:23,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:37:23,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:37:23,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:37:23,789 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:37:23,789 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:37:23,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i [2023-11-23 20:37:26,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:37:27,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:37:27,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i [2023-11-23 20:37:27,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data/1945b8ac0/6a3107a233824aaf9acd71c8d9b156fa/FLAG6a6db0dbf [2023-11-23 20:37:27,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data/1945b8ac0/6a3107a233824aaf9acd71c8d9b156fa [2023-11-23 20:37:27,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:37:27,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:37:27,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:27,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:37:27,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:37:27,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd325ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27, skipping insertion in model container [2023-11-23 20:37:27,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:27,618 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i[916,929] [2023-11-23 20:37:27,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:27,753 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:37:27,766 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i[916,929] [2023-11-23 20:37:27,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:27,827 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:37:27,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27 WrapperNode [2023-11-23 20:37:27,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:27,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:27,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:37:27,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:37:27,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,851 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,898 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-23 20:37:27,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:27,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:37:27,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:37:27,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:37:27,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:37:27,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:37:27,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:37:27,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:37:27,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (1/1) ... [2023-11-23 20:37:27,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:27,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:28,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:37:28,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:37:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:37:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:37:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:37:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:37:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:37:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:37:28,193 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:37:28,196 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:37:28,934 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:37:29,326 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:37:29,326 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:37:29,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:29 BoogieIcfgContainer [2023-11-23 20:37:29,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:37:29,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:37:29,331 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:37:29,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:37:29,335 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:37:27" (1/3) ... [2023-11-23 20:37:29,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e00a706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:29, skipping insertion in model container [2023-11-23 20:37:29,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:27" (2/3) ... [2023-11-23 20:37:29,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e00a706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:29, skipping insertion in model container [2023-11-23 20:37:29,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:29" (3/3) ... [2023-11-23 20:37:29,341 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-87.i [2023-11-23 20:37:29,362 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:37:29,363 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:37:29,427 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:37:29,437 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;@728bb95c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:37:29,438 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:37:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-23 20:37:29,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-23 20:37:29,464 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:29,465 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:29,466 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:29,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:29,474 INFO L85 PathProgramCache]: Analyzing trace with hash -940041907, now seen corresponding path program 1 times [2023-11-23 20:37:29,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:37:29,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727330619] [2023-11-23 20:37:29,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:29,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:37:29,729 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:37:29,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [201644356] [2023-11-23 20:37:29,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:29,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:29,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:29,734 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:37:29,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:37:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:37:30,176 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:37:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:37:30,641 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:37:30,643 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:37:30,645 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:37:30,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:30,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:30,861 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:37:30,866 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:37:31,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:37:31 BoogieIcfgContainer [2023-11-23 20:37:31,049 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:37:31,050 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:37:31,050 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:37:31,050 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:37:31,051 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:29" (3/4) ... [2023-11-23 20:37:31,053 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:37:31,054 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:37:31,055 INFO L158 Benchmark]: Toolchain (without parser) took 3714.92ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 92.0MB in the beginning and 88.7MB in the end (delta: 3.3MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-23 20:37:31,056 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 100.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:37:31,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.12ms. Allocated memory is still 130.0MB. Free memory was 92.0MB in the beginning and 75.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:37:31,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.94ms. Allocated memory is still 130.0MB. Free memory was 75.1MB in the beginning and 69.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:37:31,058 INFO L158 Benchmark]: Boogie Preprocessor took 71.33ms. Allocated memory is still 130.0MB. Free memory was 69.6MB in the beginning and 67.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:37:31,059 INFO L158 Benchmark]: RCFGBuilder took 1357.18ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 67.1MB in the beginning and 85.2MB in the end (delta: -18.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-23 20:37:31,059 INFO L158 Benchmark]: TraceAbstraction took 1718.73ms. Allocated memory is still 165.7MB. Free memory was 84.3MB in the beginning and 89.7MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:37:31,060 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 165.7MB. Free memory was 89.7MB in the beginning and 88.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:37:31,063 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 100.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.12ms. Allocated memory is still 130.0MB. Free memory was 92.0MB in the beginning and 75.1MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.94ms. Allocated memory is still 130.0MB. Free memory was 75.1MB in the beginning and 69.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.33ms. Allocated memory is still 130.0MB. Free memory was 69.6MB in the beginning and 67.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1357.18ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 67.1MB in the beginning and 85.2MB in the end (delta: -18.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1718.73ms. Allocated memory is still 165.7MB. Free memory was 84.3MB in the beginning and 89.7MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 165.7MB. Free memory was 89.7MB in the beginning and 88.7MB 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 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryArithmeticFLOAToperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] signed long int var_1_5 = 256; [L24] signed long int var_1_6 = -1; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 16; [L27] unsigned short int var_1_9 = 2; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_14 = 0; [L30] unsigned char var_1_15 = 0; [L31] unsigned char var_1_16 = 0; [L32] float var_1_17 = 99999999.1; [L33] unsigned short int var_1_18 = 32; [L34] float var_1_20 = 9.2; [L35] float var_1_21 = 24.8; [L36] signed short int var_1_22 = -16; [L37] unsigned char var_1_23 = 0; [L38] unsigned char var_1_24 = 0; [L39] signed short int var_1_25 = -16; [L40] unsigned char var_1_26 = 16; [L41] unsigned short int var_1_27 = 2; [L42] unsigned long int var_1_28 = 50; [L43] signed char var_1_29 = -10; [L44] signed char var_1_31 = 1; [L45] signed char var_1_32 = 0; [L46] signed char var_1_33 = 64; [L47] signed char var_1_34 = 32; [L48] signed char var_1_35 = 64; [L49] signed char var_1_36 = 8; [L50] signed char var_1_37 = 4; [L51] float var_1_38 = 199.5; [L52] signed char var_1_39 = 10; [L53] unsigned char last_1_var_1_23 = 0; [L54] unsigned char last_1_var_1_24 = 0; [L55] signed char last_1_var_1_29 = -10; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L190] last_1_var_1_23 = var_1_23 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_29 = var_1_29 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L137] var_1_5 = __VERIFIER_nondet_long() [L138] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=-1, var_1_7=128, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=-1, var_1_7=128, var_1_8=16, var_1_9=2] [L139] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=-1, var_1_7=128, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=-1, var_1_7=128, var_1_8=16, var_1_9=2] [L140] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=-1, var_1_7=128, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=-1, var_1_7=128, var_1_8=16, var_1_9=2] [L141] var_1_6 = __VERIFIER_nondet_long() [L142] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=128, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=128, var_1_8=16, var_1_9=2] [L143] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=128, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=128, var_1_8=16, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=128, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=128, var_1_8=16, var_1_9=2] [L145] var_1_7 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=16, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=16, var_1_9=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=16, var_1_9=2] [L148] var_1_8 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_9=2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L151] var_1_14 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L153] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L154] var_1_15 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L156] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L157] var_1_16 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L159] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=32, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L160] var_1_18 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L162] CALL assume_abort_if_not(var_1_18 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_18 <= 32767) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_20=46/5, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L163] var_1_20 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_21=124/5, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L165] var_1_21 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L167] var_1_31 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_31 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_31 >= -1) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L169] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L170] var_1_32 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L172] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=64, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L173] var_1_33 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_33 >= 62) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 >= 62) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L175] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=32, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L176] var_1_34 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L178] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=64, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L179] var_1_35 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_35 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_35 >= 63) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L181] CALL assume_abort_if_not(var_1_35 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_35 <= 126) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=8, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L182] var_1_36 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L184] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=4, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L185] var_1_37 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=63, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=63, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L187] CALL assume_abort_if_not(var_1_37 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=63, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 <= 63) VAL [isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=999999991/10, var_1_18=1, var_1_1=32, var_1_22=-16, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=16, var_1_27=2, var_1_28=50, var_1_29=-10, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=63, var_1_38=399/2, var_1_39=10, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=2] [L203] RET updateVariables() [L204] CALL step() [L59] unsigned char stepLocal_1 = last_1_var_1_23; [L60] COND FALSE !(\read(last_1_var_1_23)) [L67] var_1_10 = var_1_15 [L69] signed long int stepLocal_9 = var_1_6; [L70] unsigned char stepLocal_8 = 32.5 < 999.4; [L71] unsigned char stepLocal_7 = var_1_37 < -4; [L72] unsigned char stepLocal_6 = var_1_7; [L73] COND TRUE stepLocal_9 != (var_1_8 + (last_1_var_1_29 / var_1_7)) [L74] COND FALSE !(stepLocal_8 && var_1_10) [L81] var_1_29 = ((var_1_33 - var_1_34) - (var_1_35 - ((((var_1_36) > (var_1_37)) ? (var_1_36) : (var_1_37))))) [L90] var_1_22 = (var_1_29 - (30604 - var_1_8)) [L91] COND FALSE !(\read(var_1_16)) [L94] var_1_26 = ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (((((50) < 0 ) ? -(50) : (50))))) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (((((50) < 0 ) ? -(50) : (50)))))) [L95] var_1_39 = var_1_36 [L96] var_1_9 = (((((var_1_8) < (var_1_39)) ? (var_1_8) : (var_1_39))) + var_1_7) [L97] signed long int stepLocal_5 = var_1_5 / -100; [L98] COND TRUE (var_1_9 + var_1_18) < stepLocal_5 [L99] var_1_28 = (((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))) + var_1_8) [L101] var_1_27 = (var_1_8 + ((((var_1_7) > ((32 + var_1_28))) ? (var_1_7) : ((32 + var_1_28))))) [L102] signed long int stepLocal_3 = var_1_39 / (var_1_7 + var_1_18); [L103] signed long int stepLocal_2 = var_1_26 - var_1_27; [L104] COND FALSE !(stepLocal_3 < var_1_22) [L111] var_1_17 = var_1_20 [L113] signed short int stepLocal_11 = var_1_22; [L114] unsigned short int stepLocal_10 = var_1_18; [L115] COND FALSE !((var_1_34 + (var_1_28 + var_1_8)) <= stepLocal_10) [L122] var_1_38 = var_1_20 [L124] COND TRUE var_1_38 > (var_1_21 + var_1_20) [L125] var_1_25 = ((((var_1_8) < (var_1_28)) ? (var_1_8) : (var_1_28))) [L127] unsigned short int stepLocal_4 = var_1_9; [L128] COND FALSE !(stepLocal_4 <= (var_1_25 * var_1_8)) [L131] signed long int stepLocal_0 = var_1_25 + var_1_22; [L132] COND FALSE !(stepLocal_0 == (var_1_22 / ((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) [L204] RET step() [L205] CALL, EXPR property() [L195-L196] return (((((((((((((((var_1_25 + var_1_22) == (var_1_22 / ((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_1 == ((unsigned char) (var_1_7 - var_1_8))) : 1) && (var_1_9 == ((unsigned short int) (((((var_1_8) < (var_1_39)) ? (var_1_8) : (var_1_39))) + var_1_7)))) && (last_1_var_1_23 ? ((last_1_var_1_24 || last_1_var_1_23) ? (var_1_10 == ((unsigned char) var_1_14)) : (var_1_10 == ((unsigned char) (var_1_15 || var_1_16)))) : (var_1_10 == ((unsigned char) var_1_15)))) && (((var_1_39 / (var_1_7 + var_1_18)) < var_1_22) ? (((~ 5) < (var_1_26 - var_1_27)) ? (var_1_17 == ((float) (var_1_20 + var_1_21))) : (var_1_17 == ((float) var_1_21))) : (var_1_17 == ((float) var_1_20)))) && (var_1_22 == ((signed short int) (var_1_29 - (30604 - var_1_8))))) && (var_1_16 ? (var_1_23 == ((unsigned char) (! (! 0)))) : 1)) && ((var_1_9 <= (var_1_25 * var_1_8)) ? (var_1_24 == ((unsigned char) ((var_1_25 >= var_1_7) || var_1_14))) : 1)) && ((var_1_38 > (var_1_21 + var_1_20)) ? (var_1_25 == ((signed short int) ((((var_1_8) < (var_1_28)) ? (var_1_8) : (var_1_28))))) : 1)) && (var_1_26 == ((unsigned char) ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (((((50) < 0 ) ? -(50) : (50))))) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (((((50) < 0 ) ? -(50) : (50))))))))) && (var_1_27 == ((unsigned short int) (var_1_8 + ((((var_1_7) > ((32 + var_1_28))) ? (var_1_7) : ((32 + var_1_28)))))))) && (((var_1_9 + var_1_18) < (var_1_5 / -100)) ? (var_1_28 == ((unsigned long int) (((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))) + var_1_8))) : 1)) && ((var_1_6 != (var_1_8 + (last_1_var_1_29 / var_1_7))) ? (((32.5 < 999.4) && var_1_10) ? ((last_1_var_1_29 < var_1_7) ? (var_1_29 == ((signed char) (var_1_31 - var_1_32))) : (var_1_29 == ((signed char) ((((var_1_32) < (var_1_31)) ? (var_1_32) : (var_1_31)))))) : (var_1_29 == ((signed char) ((var_1_33 - var_1_34) - (var_1_35 - ((((var_1_36) > (var_1_37)) ? (var_1_36) : (var_1_37)))))))) : ((var_1_10 || (var_1_37 < -4)) ? (var_1_29 == ((signed char) ((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))) : (var_1_29 == ((signed char) ((((((((var_1_37) < (var_1_36)) ? (var_1_37) : (var_1_36)))) > (var_1_33)) ? (((((var_1_37) < (var_1_36)) ? (var_1_37) : (var_1_36)))) : (var_1_33)))))))) && (((var_1_34 + (var_1_28 + var_1_8)) <= var_1_18) ? (((var_1_28 + (5u + var_1_28)) <= var_1_22) ? (var_1_38 == ((float) var_1_21)) : (var_1_38 == ((float) var_1_21))) : (var_1_38 == ((float) var_1_20)))) && (var_1_39 == ((signed char) var_1_36)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=2, var_1_18=1, var_1_1=32, var_1_20=2, var_1_21=0, var_1_22=-30543, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=50, var_1_27=285, var_1_28=253, var_1_29=61, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=63, var_1_38=2, var_1_39=62, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=253] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_23=0, last_1_var_1_24=0, last_1_var_1_29=-10, var_1_10=0, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=2, var_1_18=1, var_1_1=32, var_1_20=2, var_1_21=0, var_1_22=-30543, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=50, var_1_27=285, var_1_28=253, var_1_29=61, var_1_31=-1, var_1_32=0, var_1_33=62, var_1_34=1, var_1_35=63, var_1_36=62, var_1_37=63, var_1_38=2, var_1_39=62, var_1_5=-25500, var_1_6=1, var_1_7=253, var_1_8=0, var_1_9=253] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 34, 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=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:37:31,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a3cc8f4dc3627ca478516e9ddf056bcaabf24874a2c66b0dbc53cccb617610ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:37:33,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:37:33,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:37:33,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:37:33,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:37:33,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:37:33,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:37:33,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:37:33,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:37:33,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:37:33,959 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:37:33,960 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:37:33,960 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:37:33,962 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:37:33,963 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:37:33,963 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:37:33,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:37:33,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:37:33,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:37:33,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:37:33,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:37:33,967 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:37:33,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:37:33,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:37:33,968 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:37:33,968 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:37:33,969 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:37:33,969 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:37:33,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:37:33,970 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:37:33,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:37:33,972 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:37:33,972 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:37:33,972 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:37:33,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:33,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:37:33,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:37:33,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:37:33,974 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:37:33,975 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:37:33,975 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:37:33,975 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:37:33,975 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:37:33,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:37:33,976 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3cc8f4dc3627ca478516e9ddf056bcaabf24874a2c66b0dbc53cccb617610ef [2023-11-23 20:37:34,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:37:34,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:37:34,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:37:34,446 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:37:34,447 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:37:34,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i [2023-11-23 20:37:37,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:37:37,995 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:37:37,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i [2023-11-23 20:37:38,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data/d7c493577/621618b15b81429d913efda3a4202f3b/FLAGf7faf6cd9 [2023-11-23 20:37:38,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/data/d7c493577/621618b15b81429d913efda3a4202f3b [2023-11-23 20:37:38,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:37:38,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:37:38,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:38,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:37:38,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:37:38,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107b2482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38, skipping insertion in model container [2023-11-23 20:37:38,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:38,335 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i[916,929] [2023-11-23 20:37:38,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:38,466 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:37:38,485 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_37f14a13-b2c1-415c-8a0c-05246c7959a4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-87.i[916,929] [2023-11-23 20:37:38,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:38,612 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:37:38,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38 WrapperNode [2023-11-23 20:37:38,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:38,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:38,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:37:38,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:37:38,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,653 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,703 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-11-23 20:37:38,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:38,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:37:38,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:37:38,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:37:38,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:37:38,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:37:38,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:37:38,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:37:38,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (1/1) ... [2023-11-23 20:37:38,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:38,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:38,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:37:38,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:37:38,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:37:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:37:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:37:38,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:37:38,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:37:38,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:37:39,002 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:37:39,004 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:37:40,727 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:37:40,805 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:37:40,810 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:37:40,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:40 BoogieIcfgContainer [2023-11-23 20:37:40,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:37:40,814 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:37:40,817 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:37:40,821 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:37:40,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:37:38" (1/3) ... [2023-11-23 20:37:40,823 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ad56a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:40, skipping insertion in model container [2023-11-23 20:37:40,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:38" (2/3) ... [2023-11-23 20:37:40,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ad56a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:40, skipping insertion in model container [2023-11-23 20:37:40,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:40" (3/3) ... [2023-11-23 20:37:40,828 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-87.i [2023-11-23 20:37:40,853 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:37:40,853 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:37:40,914 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:37:40,921 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;@46c15429, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:37:40,921 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:37:40,926 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-23 20:37:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-23 20:37:40,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:40,953 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:40,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:40,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:40,960 INFO L85 PathProgramCache]: Analyzing trace with hash -59369122, now seen corresponding path program 1 times [2023-11-23 20:37:40,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:40,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [209645522] [2023-11-23 20:37:40,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:40,983 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:40,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:40,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:41,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:37:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:41,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:37:41,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 1618 trivial. 0 not checked. [2023-11-23 20:37:41,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:41,673 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:41,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [209645522] [2023-11-23 20:37:41,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [209645522] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:41,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:41,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:37:41,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939922048] [2023-11-23 20:37:41,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:41,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:37:41,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:41,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:37:41,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:37:41,740 INFO L87 Difference]: Start difference. First operand has 86 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-23 20:37:42,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:42,283 INFO L93 Difference]: Finished difference Result 169 states and 306 transitions. [2023-11-23 20:37:42,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:37:42,308 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 209 [2023-11-23 20:37:42,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:42,319 INFO L225 Difference]: With dead ends: 169 [2023-11-23 20:37:42,319 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 20:37:42,325 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:37:42,330 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:42,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 20:37:42,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 20:37:42,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-23 20:37:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-23 20:37:42,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 132 transitions. [2023-11-23 20:37:42,405 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 132 transitions. Word has length 209 [2023-11-23 20:37:42,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:42,406 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 132 transitions. [2023-11-23 20:37:42,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-23 20:37:42,407 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-23 20:37:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-23 20:37:42,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:42,414 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:42,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:42,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:42,615 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:42,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:42,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1802832602, now seen corresponding path program 1 times [2023-11-23 20:37:42,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:42,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1162890842] [2023-11-23 20:37:42,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:42,619 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:42,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:42,621 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:42,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:37:43,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:43,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:37:43,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:44,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1229 proven. 60 refuted. 0 times theorem prover too weak. 955 trivial. 0 not checked. [2023-11-23 20:37:44,385 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:37:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 132 proven. 63 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-11-23 20:37:45,481 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:45,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1162890842] [2023-11-23 20:37:45,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1162890842] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:37:45,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1703782960] [2023-11-23 20:37:45,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:45,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:37:45,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:37:45,489 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:37:45,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:37:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:46,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:37:46,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:47,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1143 proven. 54 refuted. 0 times theorem prover too weak. 1047 trivial. 0 not checked. [2023-11-23 20:37:47,469 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:37:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 45 proven. 54 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-23 20:37:48,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1703782960] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:37:48,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2077208979] [2023-11-23 20:37:48,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:48,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:48,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:48,056 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:37:48,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 20:37:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:48,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:37:48,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1143 proven. 54 refuted. 0 times theorem prover too weak. 1047 trivial. 0 not checked. [2023-11-23 20:37:48,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:37:49,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 45 proven. 54 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-23 20:37:49,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2077208979] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:37:49,333 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 20:37:49,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 5, 5, 5, 5] total 19 [2023-11-23 20:37:49,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906878658] [2023-11-23 20:37:49,335 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 20:37:49,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-23 20:37:49,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:49,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-23 20:37:49,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2023-11-23 20:37:49,351 INFO L87 Difference]: Start difference. First operand 84 states and 132 transitions. Second operand has 19 states, 19 states have (on average 4.578947368421052) internal successors, (87), 19 states have internal predecessors, (87), 5 states have call successors, (92), 4 states have call predecessors, (92), 9 states have return successors, (95), 5 states have call predecessors, (95), 5 states have call successors, (95) [2023-11-23 20:37:53,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:53,663 INFO L93 Difference]: Finished difference Result 276 states and 410 transitions. [2023-11-23 20:37:53,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-11-23 20:37:53,665 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.578947368421052) internal successors, (87), 19 states have internal predecessors, (87), 5 states have call successors, (92), 4 states have call predecessors, (92), 9 states have return successors, (95), 5 states have call predecessors, (95), 5 states have call successors, (95) Word has length 209 [2023-11-23 20:37:53,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:53,673 INFO L225 Difference]: With dead ends: 276 [2023-11-23 20:37:53,674 INFO L226 Difference]: Without dead ends: 193 [2023-11-23 20:37:53,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1279 GetRequests, 1232 SyntacticMatches, 3 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=559, Invalid=1511, Unknown=0, NotChecked=0, Total=2070 [2023-11-23 20:37:53,679 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 527 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 426 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 1056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 426 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:53,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 406 Invalid, 1056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [426 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-23 20:37:53,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-23 20:37:53,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 178. [2023-11-23 20:37:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 104 states have (on average 1.2403846153846154) internal successors, (129), 105 states have internal predecessors, (129), 66 states have call successors, (66), 7 states have call predecessors, (66), 7 states have return successors, (66), 65 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-23 20:37:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 261 transitions. [2023-11-23 20:37:53,734 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 261 transitions. Word has length 209 [2023-11-23 20:37:53,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:53,736 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 261 transitions. [2023-11-23 20:37:53,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.578947368421052) internal successors, (87), 19 states have internal predecessors, (87), 5 states have call successors, (92), 4 states have call predecessors, (92), 9 states have return successors, (95), 5 states have call predecessors, (95), 5 states have call successors, (95) [2023-11-23 20:37:53,737 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 261 transitions. [2023-11-23 20:37:53,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-23 20:37:53,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:53,742 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:37:53,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:53,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:54,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 20:37:54,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:37:54,357 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:54,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:54,358 INFO L85 PathProgramCache]: Analyzing trace with hash -376076886, now seen corresponding path program 1 times [2023-11-23 20:37:54,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:54,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1612398173] [2023-11-23 20:37:54,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:54,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:54,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:54,361 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:54,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 20:37:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:54,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:37:54,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-23 20:37:56,385 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:56,386 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:56,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1612398173] [2023-11-23 20:37:56,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1612398173] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:56,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:56,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 20:37:56,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255800042] [2023-11-23 20:37:56,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:56,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 20:37:56,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:56,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 20:37:56,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:37:56,390 INFO L87 Difference]: Start difference. First operand 178 states and 261 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-23 20:38:01,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:38:01,409 INFO L93 Difference]: Finished difference Result 425 states and 617 transitions. [2023-11-23 20:38:01,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 20:38:01,410 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 209 [2023-11-23 20:38:01,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:38:01,416 INFO L225 Difference]: With dead ends: 425 [2023-11-23 20:38:01,416 INFO L226 Difference]: Without dead ends: 248 [2023-11-23 20:38:01,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:38:01,421 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 110 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:38:01,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 671 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 179 Invalid, 3 Unknown, 0 Unchecked, 3.6s Time] [2023-11-23 20:38:01,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-23 20:38:01,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 219. [2023-11-23 20:38:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 135 states have (on average 1.2740740740740741) internal successors, (172), 137 states have internal predecessors, (172), 74 states have call successors, (74), 9 states have call predecessors, (74), 9 states have return successors, (74), 72 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-23 20:38:01,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 320 transitions. [2023-11-23 20:38:01,470 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 320 transitions. Word has length 209 [2023-11-23 20:38:01,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:38:01,471 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 320 transitions. [2023-11-23 20:38:01,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-23 20:38:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 320 transitions. [2023-11-23 20:38:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-23 20:38:01,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:01,477 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:38:01,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-23 20:38:01,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:38:01,689 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:01,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:01,690 INFO L85 PathProgramCache]: Analyzing trace with hash -376017304, now seen corresponding path program 1 times [2023-11-23 20:38:01,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:38:01,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273450159] [2023-11-23 20:38:01,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:01,691 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:38:01,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:38:01,695 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:38:01,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37f14a13-b2c1-415c-8a0c-05246c7959a4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 20:38:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:02,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-23 20:38:02,377 INFO L285 TraceCheckSpWp]: Computing forward predicates...