./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91 --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 7c7e12719a032e79653adda28c24dc2fbd7bc0bc344898debea3bbb5f3a65947 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:26,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:26,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:01:26,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:26,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:26,861 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:26,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:26,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:26,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:26,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:26,865 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:26,866 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:26,867 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:26,868 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:01:26,868 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:26,869 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:26,870 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:01:26,870 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:01:26,871 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:26,872 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:01:26,873 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:01:26,878 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:01:26,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:26,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:26,881 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:26,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:01:26,882 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:26,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:26,883 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:26,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:26,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:26,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:26,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:26,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:26,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:26,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:26,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:26,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:26,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:26,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:26,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:26,901 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:01:26,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:01:26,902 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:26,903 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:26,903 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:26,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:26,904 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_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c7e12719a032e79653adda28c24dc2fbd7bc0bc344898debea3bbb5f3a65947 [2023-11-25 00:01:27,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:27,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:27,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:27,335 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:27,336 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:27,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i [2023-11-25 00:01:30,611 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:30,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:30,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i [2023-11-25 00:01:30,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data/f5e4ee34e/8837791b222645dc88c188fda07de8cb/FLAG904114ec8 [2023-11-25 00:01:31,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data/f5e4ee34e/8837791b222645dc88c188fda07de8cb [2023-11-25 00:01:31,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:31,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:31,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:31,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:31,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:31,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0114b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31, skipping insertion in model container [2023-11-25 00:01:31,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,085 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:31,240 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_aeb03adc-590b-4e4b-ad36-3763c5326dd4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i[915,928] [2023-11-25 00:01:31,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:31,358 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:31,372 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_aeb03adc-590b-4e4b-ad36-3763c5326dd4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i[915,928] [2023-11-25 00:01:31,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:31,448 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:31,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31 WrapperNode [2023-11-25 00:01:31,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:31,450 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:31,450 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:31,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:31,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,535 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-25 00:01:31,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:31,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:31,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:31,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:31,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,622 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:31,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:31,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:31,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:31,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (1/1) ... [2023-11-25 00:01:31,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:31,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:31,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:31,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:31,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:31,739 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:31,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:01:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:31,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:31,887 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:31,889 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:32,547 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:32,961 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:32,961 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:32,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:32 BoogieIcfgContainer [2023-11-25 00:01:32,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:32,969 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:32,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:32,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:32,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:31" (1/3) ... [2023-11-25 00:01:32,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21132bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:32, skipping insertion in model container [2023-11-25 00:01:32,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:31" (2/3) ... [2023-11-25 00:01:32,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21132bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:32, skipping insertion in model container [2023-11-25 00:01:32,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:32" (3/3) ... [2023-11-25 00:01:32,979 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-4.i [2023-11-25 00:01:33,001 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:33,002 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:33,078 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:33,087 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;@21dd3401, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:33,089 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-25 00:01:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-25 00:01:33,113 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:33,114 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:33,115 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:33,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:33,124 INFO L85 PathProgramCache]: Analyzing trace with hash -298573961, now seen corresponding path program 1 times [2023-11-25 00:01:33,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:33,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669362981] [2023-11-25 00:01:33,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:33,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:34,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:01:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:35,380 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:01:35,405 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:01:35,406 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:01:35,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:01:35,415 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:01:35,424 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:01:35,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:01:35 BoogieIcfgContainer [2023-11-25 00:01:35,602 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:01:35,604 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:01:35,605 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:01:35,605 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:01:35,606 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:32" (3/4) ... [2023-11-25 00:01:35,613 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:01:35,614 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:01:35,616 INFO L158 Benchmark]: Toolchain (without parser) took 4598.41ms. Allocated memory was 172.0MB in the beginning and 226.5MB in the end (delta: 54.5MB). Free memory was 125.3MB in the beginning and 179.1MB in the end (delta: -53.8MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-11-25 00:01:35,616 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 172.0MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:35,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.31ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 108.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:01:35,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.17ms. Allocated memory is still 172.0MB. Free memory was 108.5MB in the beginning and 104.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:01:35,621 INFO L158 Benchmark]: Boogie Preprocessor took 99.31ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 101.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:01:35,625 INFO L158 Benchmark]: RCFGBuilder took 1321.16ms. Allocated memory is still 172.0MB. Free memory was 101.8MB in the beginning and 86.8MB in the end (delta: 15.0MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-25 00:01:35,627 INFO L158 Benchmark]: TraceAbstraction took 2633.71ms. Allocated memory was 172.0MB in the beginning and 226.5MB in the end (delta: 54.5MB). Free memory was 86.4MB in the beginning and 179.1MB in the end (delta: -92.7MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2023-11-25 00:01:35,628 INFO L158 Benchmark]: Witness Printer took 9.96ms. Allocated memory is still 226.5MB. Free memory is still 179.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:35,638 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 172.0MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.31ms. Allocated memory is still 172.0MB. Free memory was 125.1MB in the beginning and 108.5MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.17ms. Allocated memory is still 172.0MB. Free memory was 108.5MB in the beginning and 104.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.31ms. Allocated memory is still 172.0MB. Free memory was 104.2MB in the beginning and 101.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1321.16ms. Allocated memory is still 172.0MB. Free memory was 101.8MB in the beginning and 86.8MB in the end (delta: 15.0MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2633.71ms. Allocated memory was 172.0MB in the beginning and 226.5MB in the end (delta: 54.5MB). Free memory was 86.4MB in the beginning and 179.1MB in the end (delta: -92.7MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Witness Printer took 9.96ms. Allocated memory is still 226.5MB. Free memory is still 179.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of shiftRight at line 80, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someUnaryFLOAToperation at line 78, overapproximation of someBinaryArithmeticFLOAToperation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed short int var_1_4 = 31024; [L24] signed char var_1_7 = -2; [L25] signed char var_1_8 = 8; [L26] signed char var_1_9 = 1; [L27] signed char var_1_10 = -1; [L28] unsigned long int var_1_13 = 100000000; [L29] unsigned long int var_1_14 = 2644969321; [L30] signed char var_1_15 = 32; [L31] signed char var_1_18 = -8; [L32] signed char var_1_19 = -8; [L33] signed char var_1_20 = -10; [L34] signed long int var_1_21 = 128; [L35] unsigned short int var_1_22 = 100; [L36] unsigned short int var_1_23 = 34270; [L37] unsigned short int var_1_24 = 128; [L38] unsigned long int var_1_25 = 1; [L39] unsigned long int var_1_27 = 1334350551; [L40] unsigned char var_1_28 = 1; [L41] double var_1_29 = 7.6; [L42] double var_1_30 = 8.75; [L43] unsigned char var_1_31 = 1; [L44] unsigned char var_1_32 = 0; [L45] float var_1_33 = -0.25; [L46] float var_1_35 = 64.375; [L47] float var_1_36 = 1.125; [L48] float var_1_37 = 3.6; [L49] float var_1_38 = 3.4; [L50] signed long int var_1_39 = 5; [L51] unsigned char var_1_40 = 200; [L52] float var_1_41 = 1.6139999999999999; [L53] unsigned short int var_1_42 = 50; [L54] unsigned long int last_1_var_1_13 = 100000000; [L55] unsigned char last_1_var_1_40 = 200; [L56] unsigned short int last_1_var_1_42 = 50; [L197] isInitial = 1 [L198] FCALL initially() [L199] int k_loop; [L200] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=31024, var_1_7=-2, var_1_8=8, var_1_9=1] [L200] COND TRUE k_loop < 1 [L201] CALL updateLastVariables() [L188] last_1_var_1_13 = var_1_13 [L189] last_1_var_1_40 = var_1_40 [L190] last_1_var_1_42 = var_1_42 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_short() [L138] CALL assume_abort_if_not(var_1_4 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=8, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 >= 16382) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=8, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=8, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=8, var_1_9=1] [L140] var_1_8 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=1] [L143] var_1_9 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L145] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2644969321, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L146] var_1_14 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L148] CALL assume_abort_if_not(var_1_14 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-8, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L149] var_1_18 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L151] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-8, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L152] var_1_19 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L154] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=-10, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L155] var_1_20 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L157] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=34270, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L158] var_1_23 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_23 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_23 >= 32767) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L160] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1334350551, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L161] var_1_27 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_27 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_27 >= 1073741823) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L163] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_29=38/5, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L164] var_1_29 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_30=35/4, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L166] var_1_30 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L168] var_1_31 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L170] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=0, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L171] var_1_32 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L173] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_35=515/8, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L174] var_1_35 = __VERIFIER_nondet_float() [L175] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L176] CALL assume_abort_if_not(var_1_35 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_35 != 0.0F) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_36=9/8, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L177] var_1_36 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_37=18/5, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L179] var_1_37 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_38=17/5, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L181] var_1_38 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_38 >= 0.0F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_39=5, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L183] var_1_39 = __VERIFIER_nondet_long() [L184] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_39=4, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_39=4, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L185] CALL assume_abort_if_not(var_1_39 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_39=4, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 16) VAL [isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=-1, var_1_13=100000000, var_1_14=2147483647, var_1_15=32, var_1_18=-60, var_1_19=-59, var_1_1=16, var_1_20=63, var_1_21=128, var_1_22=100, var_1_23=32767, var_1_24=128, var_1_25=1, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_39=4, var_1_40=200, var_1_41=16139999999999999/10000000000000000, var_1_42=50, var_1_4=32763, var_1_7=-2, var_1_8=-66, var_1_9=126] [L202] RET updateVariables() [L203] CALL step() [L60] unsigned long int stepLocal_1 = - last_1_var_1_13; [L61] unsigned long int stepLocal_0 = last_1_var_1_13; [L62] COND TRUE last_1_var_1_42 <= stepLocal_0 [L63] COND TRUE stepLocal_1 > last_1_var_1_42 [L64] var_1_1 = ((var_1_4 - last_1_var_1_40) - last_1_var_1_40) [L69] var_1_40 = var_1_39 [L70] var_1_41 = var_1_36 [L71] var_1_42 = var_1_23 [L72] COND FALSE !(var_1_42 < var_1_1) [L75] var_1_7 = var_1_8 [L77] COND TRUE (var_1_41 > (var_1_29 / var_1_35)) || ((var_1_41 + var_1_30) == var_1_41) [L78] var_1_33 = ((((var_1_36) > (((((var_1_37 - var_1_38) < 0 ) ? -(var_1_37 - var_1_38) : (var_1_37 - var_1_38))))) ? (var_1_36) : (((((var_1_37 - var_1_38) < 0 ) ? -(var_1_37 - var_1_38) : (var_1_37 - var_1_38)))))) [L84] COND TRUE (- var_1_33) >= ((((var_1_41) > (199.75f)) ? (var_1_41) : (199.75f))) [L85] var_1_24 = (var_1_40 + var_1_4) [L87] COND TRUE (var_1_29 - var_1_30) > var_1_41 [L88] var_1_28 = (var_1_31 && var_1_32) [L92] COND TRUE var_1_28 || var_1_28 [L93] var_1_15 = ((((((((5) < 0 ) ? -(5) : (5)))) < ((((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (((((5) < 0 ) ? -(5) : (5)))) : ((((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))) [L95] COND TRUE var_1_15 >= var_1_40 [L96] var_1_13 = (((((3878859907u) < 0 ) ? -(3878859907u) : (3878859907u))) - var_1_40) [L100] COND FALSE !(var_1_42 > var_1_24) [L103] unsigned long int stepLocal_2 = var_1_13; [L104] COND FALSE !(var_1_8 <= stepLocal_2) [L107] COND FALSE !((- (var_1_41 / 0.6f)) > var_1_33) [L110] var_1_10 = var_1_9 [L113] COND TRUE var_1_28 || ((- var_1_40) >= var_1_22) [L114] COND TRUE var_1_33 > 99999.3f [L115] var_1_21 = 500 [L122] COND TRUE var_1_22 != var_1_1 [L123] COND TRUE (var_1_7 / -5) <= var_1_1 [L124] var_1_25 = (var_1_1 + (((((var_1_27 - var_1_13)) > (((((var_1_40) > (var_1_40)) ? (var_1_40) : (var_1_40))))) ? ((var_1_27 - var_1_13)) : (((((var_1_40) > (var_1_40)) ? (var_1_40) : (var_1_40))))))) [L203] RET step() [L204] CALL, EXPR property() [L193] EXPR (((((((((((last_1_var_1_42 <= last_1_var_1_13) ? (((- last_1_var_1_13) > last_1_var_1_42) ? (var_1_1 == ((signed short int) ((var_1_4 - last_1_var_1_40) - last_1_var_1_40))) : 1) : (var_1_1 == ((signed short int) last_1_var_1_40))) && ((var_1_42 < var_1_1) ? (var_1_7 == ((signed char) ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_7 == ((signed char) var_1_8)))) && ((var_1_8 <= var_1_13) ? (var_1_10 == ((signed char) -10)) : (((- (var_1_41 / 0.6f)) > var_1_33) ? (var_1_10 == ((signed char) var_1_9)) : (var_1_10 == ((signed char) var_1_9))))) && ((var_1_15 >= var_1_40) ? (var_1_13 == ((unsigned long int) (((((3878859907u) < 0 ) ? -(3878859907u) : (3878859907u))) - var_1_40))) : (var_1_13 == ((unsigned long int) (var_1_14 - ((((var_1_4) > (var_1_40)) ? (var_1_4) : (var_1_40)))))))) && ((var_1_28 || var_1_28) ? (var_1_15 == ((signed char) ((((((((5) < 0 ) ? -(5) : (5)))) < ((((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (((((5) < 0 ) ? -(5) : (5)))) : ((((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))))) : 1)) && ((var_1_28 || ((- var_1_40) >= var_1_22)) ? ((var_1_33 > 99999.3f) ? (var_1_21 == ((signed long int) 500)) : (var_1_21 == ((signed long int) var_1_13))) : (var_1_21 == ((signed long int) 10)))) && ((var_1_42 > var_1_24) ? (var_1_22 == ((unsigned short int) (var_1_23 - ((((var_1_4) > (var_1_40)) ? (var_1_4) : (var_1_40)))))) : 1)) && (((- var_1_33) >= ((((var_1_41) > (199.75f)) ? (var_1_41) : (199.75f)))) ? (var_1_24 == ((unsigned short int) (var_1_40 + var_1_4))) : 1)) && ((var_1_22 != var_1_1) ? (((var_1_7 / -5) <= var_1_1) ? (var_1_25 == ((unsigned long int) (var_1_1 + (((((var_1_27 - var_1_13)) > (((((var_1_40) > (var_1_40)) ? (var_1_40) : (var_1_40))))) ? ((var_1_27 - var_1_13)) : (((((var_1_40) > (var_1_40)) ? (var_1_40) : (var_1_40))))))))) : ((var_1_28 && var_1_28) ? (var_1_25 == ((unsigned long int) (var_1_14 - var_1_21))) : (var_1_25 == ((unsigned long int) var_1_21)))) : (var_1_25 == ((unsigned long int) var_1_14)))) && (((var_1_29 - var_1_30) > var_1_41) ? (var_1_28 == ((unsigned char) (var_1_31 && var_1_32))) : (var_1_28 == ((unsigned char) (! ((var_1_1 > var_1_24) || var_1_32)))))) && (((var_1_41 > (var_1_29 / var_1_35)) || ((var_1_41 + var_1_30) == var_1_41)) ? (var_1_33 == ((float) ((((var_1_36) > (((((var_1_37 - var_1_38) < 0 ) ? -(var_1_37 - var_1_38) : (var_1_37 - var_1_38))))) ? (var_1_36) : (((((var_1_37 - var_1_38) < 0 ) ? -(var_1_37 - var_1_38) : (var_1_37 - var_1_38)))))))) : ((var_1_18 > (var_1_7 >> var_1_39)) ? (var_1_33 == ((float) var_1_37)) : 1)) [L193-L194] return ((((((((((((((last_1_var_1_42 <= last_1_var_1_13) ? (((- last_1_var_1_13) > last_1_var_1_42) ? (var_1_1 == ((signed short int) ((var_1_4 - last_1_var_1_40) - last_1_var_1_40))) : 1) : (var_1_1 == ((signed short int) last_1_var_1_40))) && ((var_1_42 < var_1_1) ? (var_1_7 == ((signed char) ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_7 == ((signed char) var_1_8)))) && ((var_1_8 <= var_1_13) ? (var_1_10 == ((signed char) -10)) : (((- (var_1_41 / 0.6f)) > var_1_33) ? (var_1_10 == ((signed char) var_1_9)) : (var_1_10 == ((signed char) var_1_9))))) && ((var_1_15 >= var_1_40) ? (var_1_13 == ((unsigned long int) (((((3878859907u) < 0 ) ? -(3878859907u) : (3878859907u))) - var_1_40))) : (var_1_13 == ((unsigned long int) (var_1_14 - ((((var_1_4) > (var_1_40)) ? (var_1_4) : (var_1_40)))))))) && ((var_1_28 || var_1_28) ? (var_1_15 == ((signed char) ((((((((5) < 0 ) ? -(5) : (5)))) < ((((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (((((5) < 0 ) ? -(5) : (5)))) : ((((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))))) : 1)) && ((var_1_28 || ((- var_1_40) >= var_1_22)) ? ((var_1_33 > 99999.3f) ? (var_1_21 == ((signed long int) 500)) : (var_1_21 == ((signed long int) var_1_13))) : (var_1_21 == ((signed long int) 10)))) && ((var_1_42 > var_1_24) ? (var_1_22 == ((unsigned short int) (var_1_23 - ((((var_1_4) > (var_1_40)) ? (var_1_4) : (var_1_40)))))) : 1)) && (((- var_1_33) >= ((((var_1_41) > (199.75f)) ? (var_1_41) : (199.75f)))) ? (var_1_24 == ((unsigned short int) (var_1_40 + var_1_4))) : 1)) && ((var_1_22 != var_1_1) ? (((var_1_7 / -5) <= var_1_1) ? (var_1_25 == ((unsigned long int) (var_1_1 + (((((var_1_27 - var_1_13)) > (((((var_1_40) > (var_1_40)) ? (var_1_40) : (var_1_40))))) ? ((var_1_27 - var_1_13)) : (((((var_1_40) > (var_1_40)) ? (var_1_40) : (var_1_40))))))))) : ((var_1_28 && var_1_28) ? (var_1_25 == ((unsigned long int) (var_1_14 - var_1_21))) : (var_1_25 == ((unsigned long int) var_1_21)))) : (var_1_25 == ((unsigned long int) var_1_14)))) && (((var_1_29 - var_1_30) > var_1_41) ? (var_1_28 == ((unsigned char) (var_1_31 && var_1_32))) : (var_1_28 == ((unsigned char) (! ((var_1_1 > var_1_24) || var_1_32)))))) && (((var_1_41 > (var_1_29 / var_1_35)) || ((var_1_41 + var_1_30) == var_1_41)) ? (var_1_33 == ((float) ((((var_1_36) > (((((var_1_37 - var_1_38) < 0 ) ? -(var_1_37 - var_1_38) : (var_1_37 - var_1_38))))) ? (var_1_36) : (((((var_1_37 - var_1_38) < 0 ) ? -(var_1_37 - var_1_38) : (var_1_37 - var_1_38)))))))) : ((var_1_18 > (var_1_7 >> var_1_39)) ? (var_1_33 == ((float) var_1_37)) : 1))) && (var_1_40 == ((unsigned char) var_1_39))) && (var_1_41 == ((float) var_1_36))) && (var_1_42 == ((unsigned short int) var_1_23)) ; [L204] RET, EXPR property() [L204] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=126, var_1_13=3878859903, var_1_14=2147483647, var_1_15=4, var_1_18=-60, var_1_19=-59, var_1_1=32363, var_1_20=63, var_1_21=500, var_1_22=100, var_1_23=32767, var_1_24=32767, var_1_25=2147483147, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_33=6026310692, var_1_36=6026310692, var_1_37=6026310692, var_1_39=4, var_1_40=4, var_1_41=6026310692, var_1_42=32767, var_1_4=32763, var_1_7=-66, var_1_8=-66, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=100000000, last_1_var_1_40=200, last_1_var_1_42=50, var_1_10=126, var_1_13=3878859903, var_1_14=2147483647, var_1_15=4, var_1_18=-60, var_1_19=-59, var_1_1=32363, var_1_20=63, var_1_21=500, var_1_22=100, var_1_23=32767, var_1_24=32767, var_1_25=2147483147, var_1_27=1731343391, var_1_28=1, var_1_31=1, var_1_32=1, var_1_33=6026310692, var_1_36=6026310692, var_1_37=6026310692, var_1_39=4, var_1_40=4, var_1_41=6026310692, var_1_42=32767, var_1_4=32763, var_1_7=-66, var_1_8=-66, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 31, 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=58occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 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 [2023-11-25 00:01:35,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91 --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 7c7e12719a032e79653adda28c24dc2fbd7bc0bc344898debea3bbb5f3a65947 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:38,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:38,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:01:38,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:38,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:38,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:38,786 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:38,787 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:38,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:38,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:38,795 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:38,795 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:38,796 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:38,798 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:38,798 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:38,799 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:38,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:38,801 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:38,801 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:38,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:38,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:38,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:38,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:38,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:38,805 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:01:38,806 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:01:38,806 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:01:38,807 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:38,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:38,807 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:38,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:38,809 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:01:38,810 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:38,810 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:38,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:38,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:38,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:38,812 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:38,812 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:01:38,813 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:38,813 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:38,814 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:38,814 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:38,814 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:38,815 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_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c7e12719a032e79653adda28c24dc2fbd7bc0bc344898debea3bbb5f3a65947 [2023-11-25 00:01:39,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:39,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:39,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:39,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:39,271 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:39,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i [2023-11-25 00:01:42,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:42,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:42,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i [2023-11-25 00:01:42,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data/e83780a04/88e1e01e612b4caf84251e1005774fac/FLAG730c8aa22 [2023-11-25 00:01:42,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/data/e83780a04/88e1e01e612b4caf84251e1005774fac [2023-11-25 00:01:42,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:42,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:42,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:42,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:42,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:42,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:42" (1/1) ... [2023-11-25 00:01:42,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb81663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:42, skipping insertion in model container [2023-11-25 00:01:42,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:42" (1/1) ... [2023-11-25 00:01:42,972 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:43,184 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_aeb03adc-590b-4e4b-ad36-3763c5326dd4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i[915,928] [2023-11-25 00:01:43,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:43,366 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:43,382 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_aeb03adc-590b-4e4b-ad36-3763c5326dd4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-4.i[915,928] [2023-11-25 00:01:43,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:43,495 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:43,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43 WrapperNode [2023-11-25 00:01:43,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:43,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:43,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:43,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:43,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,546 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,594 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-25 00:01:43,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:43,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:43,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:43,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:43,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:43,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:43,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:43,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:43,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (1/1) ... [2023-11-25 00:01:43,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:43,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:43,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:43,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:01:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:43,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:43,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:43,837 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:43,840 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:53,896 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:54,017 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:54,017 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:54,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:54 BoogieIcfgContainer [2023-11-25 00:01:54,018 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:54,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:54,021 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:54,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:54,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:42" (1/3) ... [2023-11-25 00:01:54,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69036c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:54, skipping insertion in model container [2023-11-25 00:01:54,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:43" (2/3) ... [2023-11-25 00:01:54,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69036c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:54, skipping insertion in model container [2023-11-25 00:01:54,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:54" (3/3) ... [2023-11-25 00:01:54,028 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-4.i [2023-11-25 00:01:54,047 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:54,047 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:54,102 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:54,109 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;@685f524c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:54,110 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 48 states have internal predecessors, (69), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-25 00:01:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-25 00:01:54,146 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:54,147 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:54,148 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:54,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:54,155 INFO L85 PathProgramCache]: Analyzing trace with hash -2004591140, now seen corresponding path program 1 times [2023-11-25 00:01:54,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:54,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1191419391] [2023-11-25 00:01:54,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:54,173 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 [2023-11-25 00:01:54,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:54,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:01:54,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:01:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:55,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:01:55,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 924 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2023-11-25 00:01:55,713 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:55,713 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:55,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1191419391] [2023-11-25 00:01:55,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1191419391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:55,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:55,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:01:55,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630843107] [2023-11-25 00:01:55,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:55,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:01:55,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:55,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:01:55,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:55,753 INFO L87 Difference]: Start difference. First operand has 81 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 48 states have internal predecessors, (69), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-25 00:01:58,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:59,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:59,060 INFO L93 Difference]: Finished difference Result 161 states and 292 transitions. [2023-11-25 00:01:59,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:01:59,064 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 191 [2023-11-25 00:01:59,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:59,073 INFO L225 Difference]: With dead ends: 161 [2023-11-25 00:01:59,079 INFO L226 Difference]: Without dead ends: 79 [2023-11-25 00:01:59,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:59,088 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:59,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-11-25 00:01:59,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-25 00:01:59,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-25 00:01:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 46 states have (on average 1.391304347826087) internal successors, (64), 46 states have internal predecessors, (64), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-25 00:01:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 126 transitions. [2023-11-25 00:01:59,167 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 126 transitions. Word has length 191 [2023-11-25 00:01:59,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:59,168 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 126 transitions. [2023-11-25 00:01:59,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-25 00:01:59,169 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 126 transitions. [2023-11-25 00:01:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-25 00:01:59,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:59,174 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:59,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:01:59,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:01:59,378 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:59,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:59,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1144515486, now seen corresponding path program 1 times [2023-11-25 00:01:59,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:59,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523380488] [2023-11-25 00:01:59,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:59,384 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 [2023-11-25 00:01:59,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:59,387 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:01:59,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:02:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:00,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:02:00,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:03,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-25 00:02:03,635 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:03,635 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:03,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1523380488] [2023-11-25 00:02:03,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1523380488] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:03,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:02:03,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-25 00:02:03,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615366809] [2023-11-25 00:02:03,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:03,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:02:03,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:03,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:02:03,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:02:03,642 INFO L87 Difference]: Start difference. First operand 79 states and 126 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:02:07,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:09,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:11,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:14,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:16,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:18,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:20,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:02:20,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:20,707 INFO L93 Difference]: Finished difference Result 236 states and 377 transitions. [2023-11-25 00:02:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:02:20,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 191 [2023-11-25 00:02:20,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:20,713 INFO L225 Difference]: With dead ends: 236 [2023-11-25 00:02:20,713 INFO L226 Difference]: Without dead ends: 158 [2023-11-25 00:02:20,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:02:20,732 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 114 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 63 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:20,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 477 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 21 Invalid, 7 Unknown, 0 Unchecked, 16.8s Time] [2023-11-25 00:02:20,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-25 00:02:20,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 134. [2023-11-25 00:02:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 69 states have internal predecessors, (87), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-25 00:02:20,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 211 transitions. [2023-11-25 00:02:20,778 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 211 transitions. Word has length 191 [2023-11-25 00:02:20,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:20,780 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 211 transitions. [2023-11-25 00:02:20,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:02:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 211 transitions. [2023-11-25 00:02:20,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-25 00:02:20,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:20,785 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:02:20,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:02:21,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:02:21,001 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:21,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:21,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1149577908, now seen corresponding path program 1 times [2023-11-25 00:02:21,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:02:21,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2018720975] [2023-11-25 00:02:21,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:21,003 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 [2023-11-25 00:02:21,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:02:21,005 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:02:21,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:02:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:22,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:02:22,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 916 proven. 51 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2023-11-25 00:02:24,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:02:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 123 proven. 54 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2023-11-25 00:02:26,963 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:02:26,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2018720975] [2023-11-25 00:02:26,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2018720975] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:02:26,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1514546321] [2023-11-25 00:02:26,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:26,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:02:26,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:02:26,970 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:02:26,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb03adc-590b-4e4b-ad36-3763c5326dd4/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-25 00:02:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:27,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:02:27,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:27,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-25 00:02:27,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:02:27,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1514546321] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:02:27,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:02:27,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 14 [2023-11-25 00:02:27,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428623482] [2023-11-25 00:02:27,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:02:27,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:02:27,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:02:27,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:02:27,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-25 00:02:27,670 INFO L87 Difference]: Start difference. First operand 134 states and 211 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31)