./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.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_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh --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 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:00:28,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:00:28,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 15:00:28,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:00:28,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:00:28,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:00:28,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:00:28,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:00:28,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:00:28,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:00:28,973 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:00:28,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:00:28,974 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:00:28,975 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 15:00:28,975 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:00:28,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:00:28,976 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 15:00:28,977 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 15:00:28,977 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:00:28,978 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 15:00:28,978 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 15:00:28,982 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 15:00:28,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:00:28,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:00:28,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:00:28,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 15:00:28,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:00:28,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:00:28,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:00:28,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:00:28,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:00:28,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:00:28,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:00:28,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:00:28,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:00:28,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:00:28,988 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:00:28,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:00:28,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:00:28,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:00:28,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:00:28,989 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 15:00:28,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 15:00:28,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:00:28,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:00:28,990 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:00:28,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:00:28,990 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_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 [2023-12-02 15:00:29,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:00:29,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:00:29,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:00:29,219 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:00:29,219 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:00:29,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-12-02 15:00:31,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:00:32,151 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:00:32,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-12-02 15:00:32,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data/f4361bfd4/633e504b8bcc41f4a29933952270a030/FLAG99b08d089 [2023-12-02 15:00:32,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data/f4361bfd4/633e504b8bcc41f4a29933952270a030 [2023-12-02 15:00:32,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:00:32,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:00:32,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:00:32,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:00:32,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:00:32,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289dccf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32, skipping insertion in model container [2023-12-02 15:00:32,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:00:32,367 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_124464b8-7d60-490f-a00d-a4a2df04c49b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-12-02 15:00:32,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:00:32,453 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:00:32,465 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_124464b8-7d60-490f-a00d-a4a2df04c49b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-12-02 15:00:32,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:00:32,519 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:00:32,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32 WrapperNode [2023-12-02 15:00:32,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:00:32,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:00:32,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:00:32,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:00:32,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,586 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 227 [2023-12-02 15:00:32,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:00:32,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:00:32,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:00:32,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:00:32,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:00:32,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:00:32,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:00:32,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:00:32,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (1/1) ... [2023-12-02 15:00:32,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:00:32,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:00:32,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:00:32,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:00:32,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:00:32,733 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:00:32,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:00:32,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 15:00:32,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:00:32,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:00:32,827 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:00:32,830 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:00:33,242 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:00:33,664 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:00:33,664 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:00:33,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:00:33 BoogieIcfgContainer [2023-12-02 15:00:33,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:00:33,668 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:00:33,669 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:00:33,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:00:33,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:00:32" (1/3) ... [2023-12-02 15:00:33,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9cd83e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:00:33, skipping insertion in model container [2023-12-02 15:00:33,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:32" (2/3) ... [2023-12-02 15:00:33,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9cd83e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:00:33, skipping insertion in model container [2023-12-02 15:00:33,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:00:33" (3/3) ... [2023-12-02 15:00:33,674 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-19.i [2023-12-02 15:00:33,693 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:00:33,693 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:00:33,740 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:00:33,747 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;@490bae3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:00:33,747 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:00:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 15:00:33,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 15:00:33,763 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:00:33,764 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:00:33,764 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:00:33,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:00:33,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1854703820, now seen corresponding path program 1 times [2023-12-02 15:00:33,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:00:33,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433279406] [2023-12-02 15:00:33,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:00:33,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:00:33,939 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 15:00:33,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1118331142] [2023-12-02 15:00:33,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:00:33,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:00:33,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:00:33,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:00:33,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 15:00:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:00:34,463 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 15:00:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:00:34,714 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 15:00:34,716 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 15:00:34,718 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 15:00:34,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 15:00:34,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 15:00:34,924 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 15:00:34,926 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 15:00:35,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:00:35 BoogieIcfgContainer [2023-12-02 15:00:35,015 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 15:00:35,016 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 15:00:35,016 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 15:00:35,016 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 15:00:35,017 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:00:33" (3/4) ... [2023-12-02 15:00:35,019 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 15:00:35,020 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 15:00:35,022 INFO L158 Benchmark]: Toolchain (without parser) took 2842.42ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 91.8MB in the beginning and 67.4MB in the end (delta: 24.3MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2023-12-02 15:00:35,022 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:00:35,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.92ms. Allocated memory is still 134.2MB. Free memory was 91.8MB in the beginning and 75.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 15:00:35,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.33ms. Allocated memory is still 134.2MB. Free memory was 75.7MB in the beginning and 71.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 15:00:35,024 INFO L158 Benchmark]: Boogie Preprocessor took 69.17ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 71.2MB in the beginning and 144.9MB in the end (delta: -73.7MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-12-02 15:00:35,025 INFO L158 Benchmark]: RCFGBuilder took 1008.18ms. Allocated memory is still 176.2MB. Free memory was 144.9MB in the beginning and 118.8MB in the end (delta: 26.0MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2023-12-02 15:00:35,025 INFO L158 Benchmark]: TraceAbstraction took 1347.01ms. Allocated memory is still 176.2MB. Free memory was 117.8MB in the beginning and 67.4MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-02 15:00:35,026 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 176.2MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:00:35,029 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.92ms. Allocated memory is still 134.2MB. Free memory was 91.8MB in the beginning and 75.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.33ms. Allocated memory is still 134.2MB. Free memory was 75.7MB in the beginning and 71.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.17ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 71.2MB in the beginning and 144.9MB in the end (delta: -73.7MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1008.18ms. Allocated memory is still 176.2MB. Free memory was 144.9MB in the beginning and 118.8MB in the end (delta: 26.0MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1347.01ms. Allocated memory is still 176.2MB. Free memory was 117.8MB in the beginning and 67.4MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 176.2MB. Free memory is still 67.4MB. 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 193, overapproximation of shiftLeft at line 73, overapproximation of bitwiseOr at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 50; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_7 = 100; [L25] unsigned char var_1_8 = 100; [L26] unsigned char var_1_9 = 16; [L27] unsigned char var_1_10 = 2; [L28] unsigned long int var_1_11 = 50; [L29] unsigned char var_1_12 = 1; [L30] signed long int var_1_13 = -64; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] unsigned long int var_1_16 = 8; [L34] double var_1_17 = 4.6; [L35] double var_1_18 = 100.35; [L36] double var_1_19 = 0.2; [L37] double var_1_20 = 63.4; [L38] signed char var_1_21 = -32; [L39] signed char var_1_22 = -10; [L40] float var_1_23 = 2.75; [L41] double var_1_24 = 255.6; [L42] double var_1_25 = 499.8; [L43] double var_1_26 = 4.75; [L44] float var_1_27 = 8.7; [L45] float var_1_28 = 7.6; [L46] signed short int var_1_29 = 10; [L47] signed short int var_1_30 = -10; [L48] unsigned long int last_1_var_1_16 = 8; [L49] signed short int last_1_var_1_29 = 10; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L189] last_1_var_1_16 = var_1_16 [L190] last_1_var_1_29 = var_1_29 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=100, var_1_8=100, var_1_9=16] [L152] var_1_7 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_7 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L154] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=100, var_1_9=16] [L155] var_1_8 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_8 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 95) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L157] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=16] [L158] var_1_9 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95] [L160] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=2, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L161] var_1_10 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=-64, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L164] var_1_13 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L167] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=0, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L168] var_1_14 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L171] var_1_15 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_18=2007/20, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L174] var_1_18 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_19=1/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L176] var_1_19 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_20=317/5, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L178] var_1_20 = __VERIFIER_nondet_double() [L179] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=-10, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L180] var_1_22 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L182] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_26=19/4, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L183] var_1_26 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_28=38/5, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L185] var_1_28 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=50, var_1_12=1, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=8, var_1_17=23/5, var_1_1=50, var_1_21=-32, var_1_22=63, var_1_23=11/4, var_1_24=1278/5, var_1_25=2499/5, var_1_27=87/10, var_1_29=10, var_1_2=0, var_1_30=-10, var_1_7=95, var_1_8=95, var_1_9=0] [L201] RET updateVariables() [L202] CALL step() [L53] COND TRUE ((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13) [L54] var_1_12 = ((! var_1_14) || var_1_15) [L60] unsigned char stepLocal_5 = var_1_14; [L61] COND TRUE var_1_12 || stepLocal_5 [L62] var_1_21 = var_1_9 [L66] var_1_29 = var_1_21 [L67] signed long int stepLocal_2 = (((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))); [L68] COND TRUE (var_1_9 - var_1_10) <= stepLocal_2 [L69] var_1_11 = (var_1_29 + var_1_7) [L73] EXPR var_1_7 << var_1_29 [L73] signed long int stepLocal_6 = var_1_7 << var_1_29; [L74] COND TRUE stepLocal_6 >= -1 [L75] var_1_23 = (var_1_20 + var_1_19) [L91] var_1_30 = var_1_7 [L92] signed long int stepLocal_3 = -256 + 1; [L93] COND TRUE var_1_30 > stepLocal_3 [L94] var_1_16 = ((((25u) < 0 ) ? -(25u) : (25u))) [L96] unsigned char stepLocal_4 = var_1_14; [L97] COND TRUE (var_1_16 <= var_1_11) || stepLocal_4 [L98] var_1_17 = ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))) [L100] COND TRUE var_1_21 < var_1_30 [L101] var_1_24 = var_1_18 [L113] unsigned char stepLocal_9 = var_1_14; [L114] signed long int stepLocal_8 = var_1_13; [L115] COND TRUE var_1_24 <= var_1_26 [L116] COND TRUE var_1_12 || stepLocal_9 [L117] COND TRUE stepLocal_8 < var_1_8 [L118] var_1_27 = ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))) [L128] unsigned long int stepLocal_1 = (((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)); [L129] unsigned char stepLocal_0 = var_1_12; [L130] COND FALSE !(var_1_12 && stepLocal_0) [L139] var_1_1 = var_1_7 [L141] signed char stepLocal_7 = var_1_22; [L142] COND FALSE !(stepLocal_7 >= var_1_1) [L145] var_1_25 = (var_1_26 - 100000.75) [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR (((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18))))) [L193] EXPR ((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75)))) [L193-L194] return ((((((((((((var_1_12 && var_1_12) ? ((var_1_30 <= ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))) ? (var_1_12 ? (var_1_1 == ((unsigned char) (((var_1_7 + var_1_8) - var_1_9) - var_1_10))) : 1) : (var_1_1 == ((unsigned char) var_1_7))) : (var_1_1 == ((unsigned char) var_1_7))) && (((var_1_9 - var_1_10) <= ((((-64) < ((~ var_1_7))) ? (-64) : ((~ var_1_7))))) ? (var_1_11 == ((unsigned long int) (var_1_29 + var_1_7))) : (var_1_11 == ((unsigned long int) ((var_1_29 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) + var_1_10))))) && ((((last_1_var_1_16 * var_1_7) + var_1_9) > (last_1_var_1_29 / var_1_13)) ? (var_1_12 == ((unsigned char) ((! var_1_14) || var_1_15))) : ((var_1_14 && var_1_2) ? (var_1_12 == ((unsigned char) var_1_15)) : 1))) && ((var_1_30 > (-256 + 1)) ? (var_1_16 == ((unsigned long int) ((((25u) < 0 ) ? -(25u) : (25u))))) : 1)) && (((var_1_16 <= var_1_11) || var_1_14) ? (var_1_17 == ((double) ((((var_1_18) < ((var_1_19 + var_1_20))) ? (var_1_18) : ((var_1_19 + var_1_20)))))) : 1)) && ((var_1_12 || var_1_14) ? (var_1_21 == ((signed char) var_1_9)) : (var_1_21 == ((signed char) ((((((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) > (-16)) ? (((((10) > ((var_1_9 + var_1_22))) ? (10) : ((var_1_9 + var_1_22))))) : (-16))))))) && (((var_1_7 << var_1_29) >= -1) ? (var_1_23 == ((float) (var_1_20 + var_1_19))) : (var_1_15 ? ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) (var_1_19 + var_1_20)))) : ((! var_1_12) ? (var_1_23 == ((float) var_1_18)) : (var_1_23 == ((float) var_1_18)))))) && ((var_1_21 < var_1_30) ? (var_1_24 == ((double) var_1_18)) : (((var_1_8 * (var_1_16 ^ var_1_13)) <= (var_1_30 / var_1_7)) ? ((var_1_30 > var_1_13) ? (var_1_24 == ((double) var_1_20)) : (var_1_24 == ((double) var_1_20))) : (var_1_24 == ((double) 9.75))))) && ((var_1_22 >= var_1_1) ? (var_1_25 == ((double) 8.875)) : (var_1_25 == ((double) (var_1_26 - 100000.75))))) && ((var_1_24 <= var_1_26) ? ((var_1_12 || var_1_14) ? ((var_1_13 < var_1_8) ? (var_1_27 == ((float) ((((var_1_20) > ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28))) ? (var_1_20) : ((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) + var_1_28)))))) : (var_1_27 == ((float) 3.24f))) : (var_1_27 == ((float) var_1_19))) : (var_1_27 == ((float) var_1_28)))) && (var_1_29 == ((signed short int) var_1_21))) && (var_1_30 == ((signed short int) var_1_7)) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=95, var_1_12=0, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=0, var_1_1=95, var_1_20=3, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_27=3, var_1_28=3, var_1_29=0, var_1_2=0, var_1_30=95, var_1_7=95, var_1_8=95, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=8, last_1_var_1_29=10, var_1_10=96, var_1_11=95, var_1_12=0, var_1_13=11, var_1_14=1, var_1_15=0, var_1_16=25, var_1_17=2, var_1_18=2, var_1_19=0, var_1_1=95, var_1_20=3, var_1_21=0, var_1_22=63, var_1_23=0, var_1_24=2, var_1_25=0, var_1_27=3, var_1_28=3, var_1_29=0, var_1_2=0, var_1_30=95, var_1_7=95, var_1_8=95, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 15:00:35,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh --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 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:00:36,993 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:00:37,062 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 15:00:37,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:00:37,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:00:37,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:00:37,094 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:00:37,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:00:37,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:00:37,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:00:37,096 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:00:37,097 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:00:37,097 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:00:37,098 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:00:37,098 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:00:37,099 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:00:37,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:00:37,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:00:37,100 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:00:37,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:00:37,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:00:37,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:00:37,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:00:37,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:00:37,103 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 15:00:37,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 15:00:37,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 15:00:37,105 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:00:37,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:00:37,106 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:00:37,106 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:00:37,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 15:00:37,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:00:37,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:00:37,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:00:37,108 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:00:37,108 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:00:37,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:00:37,109 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 15:00:37,109 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 15:00:37,109 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:00:37,110 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:00:37,110 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:00:37,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:00:37,110 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_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1466d69b494a78263883bafae9cf1547bc663813eeece1e10248feaf1aad7930 [2023-12-02 15:00:37,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:00:37,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:00:37,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:00:37,440 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:00:37,441 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:00:37,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-12-02 15:00:40,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:00:40,346 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:00:40,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i [2023-12-02 15:00:40,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data/fb6d8ccd8/272424787f834afeb56a354f6e101a2b/FLAG4ebd7e5fd [2023-12-02 15:00:40,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/data/fb6d8ccd8/272424787f834afeb56a354f6e101a2b [2023-12-02 15:00:40,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:00:40,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:00:40,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:00:40,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:00:40,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:00:40,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4497b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40, skipping insertion in model container [2023-12-02 15:00:40,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:00:40,533 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_124464b8-7d60-490f-a00d-a4a2df04c49b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-12-02 15:00:40,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:00:40,619 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:00:40,629 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_124464b8-7d60-490f-a00d-a4a2df04c49b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-19.i[916,929] [2023-12-02 15:00:40,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:00:40,717 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:00:40,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40 WrapperNode [2023-12-02 15:00:40,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:00:40,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:00:40,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:00:40,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:00:40,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,790 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-12-02 15:00:40,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:00:40,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:00:40,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:00:40,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:00:40,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:00:40,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:00:40,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:00:40,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:00:40,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (1/1) ... [2023-12-02 15:00:40,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:00:40,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:00:40,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:00:40,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:00:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:00:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 15:00:40,906 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:00:40,906 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:00:40,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:00:40,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:00:40,990 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:00:40,992 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:00:46,340 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:00:46,403 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:00:46,403 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:00:46,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:00:46 BoogieIcfgContainer [2023-12-02 15:00:46,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:00:46,407 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:00:46,407 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:00:46,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:00:46,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:00:40" (1/3) ... [2023-12-02 15:00:46,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77163135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:00:46, skipping insertion in model container [2023-12-02 15:00:46,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:00:40" (2/3) ... [2023-12-02 15:00:46,412 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77163135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:00:46, skipping insertion in model container [2023-12-02 15:00:46,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:00:46" (3/3) ... [2023-12-02 15:00:46,414 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-19.i [2023-12-02 15:00:46,433 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:00:46,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:00:46,485 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:00:46,491 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;@3b9449bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:00:46,492 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:00:46,496 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 15:00:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 15:00:46,512 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:00:46,513 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:00:46,514 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:00:46,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:00:46,519 INFO L85 PathProgramCache]: Analyzing trace with hash -313225569, now seen corresponding path program 1 times [2023-12-02 15:00:46,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:00:46,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80797610] [2023-12-02 15:00:46,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:00:46,535 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 [2023-12-02 15:00:46,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:00:46,537 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:00:46,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:00:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:00:47,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 15:00:47,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:00:47,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2023-12-02 15:00:47,227 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:00:47,228 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:00:47,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [80797610] [2023-12-02 15:00:47,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [80797610] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:00:47,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:00:47,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 15:00:47,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448739278] [2023-12-02 15:00:47,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:00:47,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 15:00:47,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:00:47,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 15:00:47,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:00:47,263 INFO L87 Difference]: Start difference. First operand has 79 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-02 15:00:49,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 15:00:49,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:00:49,536 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2023-12-02 15:00:49,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 15:00:49,605 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2023-12-02 15:00:49,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:00:49,613 INFO L225 Difference]: With dead ends: 155 [2023-12-02 15:00:49,613 INFO L226 Difference]: Without dead ends: 77 [2023-12-02 15:00:49,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:00:49,621 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:00:49,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 15:00:49,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-12-02 15:00:49,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-12-02 15:00:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 15:00:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 120 transitions. [2023-12-02 15:00:49,665 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 120 transitions. Word has length 157 [2023-12-02 15:00:49,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:00:49,665 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 120 transitions. [2023-12-02 15:00:49,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-02 15:00:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-12-02 15:00:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 15:00:49,670 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:00:49,670 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:00:49,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:00:49,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:00:49,871 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:00:49,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:00:49,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1364639781, now seen corresponding path program 1 times [2023-12-02 15:00:49,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:00:49,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [432158492] [2023-12-02 15:00:49,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:00:49,873 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 [2023-12-02 15:00:49,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:00:49,874 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:00:49,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_124464b8-7d60-490f-a00d-a4a2df04c49b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:00:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:00:50,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 15:00:50,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:04:27,884 WARN L293 SmtUtils]: Spent 35.51s on a formula simplification that was a NOOP. DAG size: 107 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:07:20,531 WARN L293 SmtUtils]: Spent 42.46s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:10:10,953 WARN L293 SmtUtils]: Spent 40.85s on a formula simplification that was a NOOP. DAG size: 113 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 15:12:44,278 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse12 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse13 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse15 (fp.neg .cse13)) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse14 (fp.neg .cse12))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse12)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse14)) (.cse5 ((_ zero_extend 24) c_~var_1_10~0)) (.cse10 ((_ to_fp 11 53) c_currentRoundingMode .cse11)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse15)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode .cse13)) (.cse4 ((_ zero_extend 24) c_~var_1_9~0)) (.cse9 ((_ sign_extend 16) c_~var_1_29~0)) (.cse6 ((_ zero_extend 24) c_~var_1_7~0))) (and (or (and (fp.leq c_~var_1_19~0 .cse0) (fp.geq c_~var_1_19~0 .cse1)) (and (fp.leq c_~var_1_19~0 .cse2) (fp.geq c_~var_1_19~0 .cse3))) (bvsle ((_ zero_extend 24) c_~var_1_15~0) (_ bv0 32)) (= c_~var_1_29~0 ((_ sign_extend 8) c_~var_1_21~0)) (bvsle (bvadd .cse4 (bvneg .cse5)) (bvnot .cse6)) (= c_~var_1_12~0 (_ bv0 8)) (or (and (fp.leq c_~var_1_20~0 .cse0) (fp.geq c_~var_1_20~0 .cse1)) (and (fp.geq c_~var_1_20~0 .cse3) (fp.leq c_~var_1_20~0 .cse2))) (let ((.cse8 (fp.add c_currentRoundingMode c_~var_1_19~0 c_~var_1_20~0))) (let ((.cse7 (fp.lt c_~var_1_18~0 .cse8))) (or (and .cse7 (= c_~var_1_17~0 c_~var_1_18~0)) (and (not .cse7) (= .cse8 c_~var_1_17~0))))) (= (_ bv25 32) c_~var_1_16~0) (= (bvadd .cse9 .cse6) c_~var_1_11~0) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv1 32)) (bvsle .cse5 (_ bv127 32)) (bvsle ((_ sign_extend 24) c_~var_1_22~0) (_ bv63 32)) (fp.leq c_~var_1_26~0 .cse10) (= c_~var_1_23~0 ((_ to_fp 8 24) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_20~0 c_~var_1_19~0))) (or (and (fp.geq c_~var_1_18~0 .cse1) (fp.leq c_~var_1_18~0 .cse10)) (and (fp.geq c_~var_1_18~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse11))) (fp.leq c_~var_1_18~0 .cse2))) (= c_~var_1_21~0 c_~var_1_9~0) (= c_~var_1_30~0 ((_ zero_extend 8) c_~var_1_7~0)) (fp.geq c_~var_1_26~0 .cse1) (bvugt (bvadd .cse4 (bvmul c_~last_1_var_1_16~0 .cse6)) (bvsdiv ((_ sign_extend 16) c_~last_1_var_1_29~0) c_~var_1_13~0)) (bvsge (bvshl .cse6 .cse9) (_ bv4294967295 32)) (or (and (fp.leq c_~var_1_28~0 .cse12) (fp.geq c_~var_1_28~0 .cse13)) (and (fp.geq c_~var_1_28~0 .cse14) (fp.leq c_~var_1_28~0 .cse15))) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge .cse6 (_ bv95 32)))))) is different from false