./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 8f396e758b8a155477a6287a4e84cc28d26a53a2a5a132d030171d91e6da2d2b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:06:44,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:06:45,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:06:45,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:06:45,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:06:45,046 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:06:45,047 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:06:45,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:06:45,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:06:45,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:06:45,049 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:06:45,050 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:06:45,050 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:06:45,051 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:06:45,051 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:06:45,052 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:06:45,052 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:06:45,053 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:06:45,053 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:06:45,053 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:06:45,054 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:06:45,055 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:06:45,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:06:45,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:06:45,056 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:06:45,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:06:45,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:06:45,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:06:45,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:06:45,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:06:45,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:06:45,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:06:45,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:06:45,059 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:06:45,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:06:45,059 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:06:45,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:06:45,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:06:45,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:06:45,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:06:45,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:06:45,061 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:06:45,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:06:45,061 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:06:45,061 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:06:45,061 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:06:45,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:06:45,062 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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f396e758b8a155477a6287a4e84cc28d26a53a2a5a132d030171d91e6da2d2b [2023-12-02 13:06:45,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:06:45,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:06:45,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:06:45,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:06:45,315 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:06:45,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i [2023-12-02 13:06:48,088 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:06:48,288 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:06:48,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i [2023-12-02 13:06:48,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data/6a1b0805a/3f06c6e008054b68b089b2193a370be5/FLAGadb0eb806 [2023-12-02 13:06:48,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data/6a1b0805a/3f06c6e008054b68b089b2193a370be5 [2023-12-02 13:06:48,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:06:48,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:06:48,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:06:48,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:06:48,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:06:48,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3948370d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48, skipping insertion in model container [2023-12-02 13:06:48,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,363 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:06:48,485 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i[916,929] [2023-12-02 13:06:48,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:06:48,576 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:06:48,589 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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i[916,929] [2023-12-02 13:06:48,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:06:48,648 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:06:48,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48 WrapperNode [2023-12-02 13:06:48,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:06:48,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:06:48,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:06:48,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:06:48,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,722 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 246 [2023-12-02 13:06:48,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:06:48,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:06:48,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:06:48,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:06:48,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,771 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:06:48,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:06:48,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:06:48,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:06:48,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (1/1) ... [2023-12-02 13:06:48,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:06:48,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:06:48,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:06:48,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:06:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:06:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:06:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:06:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:06:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:06:48,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:06:48,938 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:06:48,940 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:06:49,415 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:06:49,803 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:06:49,803 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:06:49,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:49 BoogieIcfgContainer [2023-12-02 13:06:49,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:06:49,807 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:06:49,807 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:06:49,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:06:49,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:06:48" (1/3) ... [2023-12-02 13:06:49,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f42631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:06:49, skipping insertion in model container [2023-12-02 13:06:49,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:48" (2/3) ... [2023-12-02 13:06:49,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f42631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:06:49, skipping insertion in model container [2023-12-02 13:06:49,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:49" (3/3) ... [2023-12-02 13:06:49,813 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-35.i [2023-12-02 13:06:49,832 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:06:49,833 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:06:49,883 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:06:49,890 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;@38903ac2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:06:49,890 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:06:49,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 13:06:49,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 13:06:49,907 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:06:49,907 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:06:49,908 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:06:49,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:06:49,913 INFO L85 PathProgramCache]: Analyzing trace with hash 822934534, now seen corresponding path program 1 times [2023-12-02 13:06:49,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:06:49,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407543809] [2023-12-02 13:06:49,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:06:49,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:06:50,087 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 13:06:50,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2054162765] [2023-12-02 13:06:50,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:06:50,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:06:50,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:06:50,092 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:06:50,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 13:06:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:06:51,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:06:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:06:51,432 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:06:51,435 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:06:51,436 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:06:51,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:06:51,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 13:06:51,642 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:06:51,645 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:06:51,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:06:51 BoogieIcfgContainer [2023-12-02 13:06:51,750 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:06:51,750 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:06:51,751 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:06:51,751 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:06:51,751 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:06:49" (3/4) ... [2023-12-02 13:06:51,753 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:06:51,754 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:06:51,755 INFO L158 Benchmark]: Toolchain (without parser) took 3439.77ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 54.7MB in the end (delta: 60.3MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2023-12-02 13:06:51,756 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:06:51,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.35ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 98.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 13:06:51,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.19ms. Allocated memory is still 151.0MB. Free memory was 98.7MB in the beginning and 91.9MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 13:06:51,758 INFO L158 Benchmark]: Boogie Preprocessor took 58.45ms. Allocated memory is still 151.0MB. Free memory was 91.9MB in the beginning and 89.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:06:51,758 INFO L158 Benchmark]: RCFGBuilder took 1022.07ms. Allocated memory is still 151.0MB. Free memory was 89.2MB in the beginning and 112.4MB in the end (delta: -23.1MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2023-12-02 13:06:51,759 INFO L158 Benchmark]: TraceAbstraction took 1943.13ms. Allocated memory is still 151.0MB. Free memory was 111.4MB in the beginning and 54.7MB in the end (delta: 56.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-12-02 13:06:51,759 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 151.0MB. Free memory is still 54.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:06:51,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.35ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 98.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.19ms. Allocated memory is still 151.0MB. Free memory was 98.7MB in the beginning and 91.9MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.45ms. Allocated memory is still 151.0MB. Free memory was 91.9MB in the beginning and 89.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1022.07ms. Allocated memory is still 151.0MB. Free memory was 89.2MB in the beginning and 112.4MB in the end (delta: -23.1MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1943.13ms. Allocated memory is still 151.0MB. Free memory was 111.4MB in the beginning and 54.7MB in the end (delta: 56.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 151.0MB. Free memory is still 54.7MB. 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 97, overapproximation of shiftRight at line 69, overapproximation of bitwiseOr at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryArithmeticFLOAToperation at line 97. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_6 = -4; [L24] unsigned short int var_1_7 = 50; [L25] signed short int var_1_9 = 128; [L26] unsigned char var_1_12 = 0; [L27] unsigned char var_1_13 = 0; [L28] unsigned short int var_1_14 = 2; [L29] unsigned short int var_1_15 = 1; [L30] signed long int var_1_17 = 128; [L31] float var_1_18 = 25.75; [L32] unsigned char var_1_20 = 25; [L33] float var_1_21 = 15.125; [L34] unsigned char var_1_22 = 4; [L35] unsigned long int var_1_23 = 2; [L36] unsigned long int var_1_24 = 50; [L37] unsigned long int var_1_25 = 5; [L38] unsigned char var_1_26 = 64; [L39] unsigned char var_1_27 = 128; [L40] float var_1_28 = 10.85; [L41] float var_1_29 = 99999.35; [L42] float var_1_30 = 100.5; [L43] unsigned char var_1_31 = 1; [L44] unsigned char var_1_32 = 0; [L45] unsigned short int var_1_33 = 16; [L46] unsigned short int var_1_34 = 18230; [L47] double var_1_35 = 10.625; [L48] unsigned short int last_1_var_1_7 = 50; [L49] signed short int last_1_var_1_9 = 128; [L50] signed long int last_1_var_1_17 = 128; [L51] unsigned char last_1_var_1_22 = 4; [L52] unsigned long int last_1_var_1_25 = 5; [L53] unsigned char last_1_var_1_26 = 64; [L54] float last_1_var_1_28 = 10.85; [L55] unsigned short int last_1_var_1_33 = 16; [L56] double last_1_var_1_35 = 10.625; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L180] last_1_var_1_7 = var_1_7 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_25 = var_1_25 [L185] last_1_var_1_26 = var_1_26 [L186] last_1_var_1_28 = var_1_28 [L187] last_1_var_1_33 = var_1_33 [L188] last_1_var_1_35 = var_1_35 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L140] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L141] var_1_13 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L143] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L144] var_1_14 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L146] CALL assume_abort_if_not(var_1_14 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_14 <= 9) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L147] var_1_15 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L149] CALL assume_abort_if_not(var_1_15 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_15 <= 8) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=25, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L150] var_1_20 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L152] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L153] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_21=121/8, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L154] var_1_21 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=2, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L156] var_1_23 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L158] CALL assume_abort_if_not(var_1_23 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 <= 2147483648) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=50, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L159] var_1_24 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L161] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=128, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L162] var_1_27 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L164] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_29=1999987/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L165] var_1_29 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_30=201/2, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L167] var_1_30 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L171] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=0, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L174] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=1, var_1_33=16, var_1_34=18230, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L175] var_1_34 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_34 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 16384) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L177] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=103/4, var_1_1=32, var_1_20=16, var_1_22=4, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=64, var_1_27=127, var_1_28=217/20, var_1_31=1, var_1_32=1, var_1_33=16, var_1_34=16384, var_1_35=85/8, var_1_6=9, var_1_7=50, var_1_9=128] [L199] RET updateVariables() [L200] CALL step() [L60] COND TRUE last_1_var_1_35 < last_1_var_1_28 [L61] COND FALSE !((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) [L64] var_1_1 = 10 [L69] EXPR last_1_var_1_7 >> (var_1_14 + var_1_15) [L69] signed long int stepLocal_1 = last_1_var_1_7 >> (var_1_14 + var_1_15); [L70] unsigned char stepLocal_0 = ((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9; [L71] COND TRUE var_1_13 || stepLocal_0 [L72] COND FALSE !(stepLocal_1 >= (last_1_var_1_22 + last_1_var_1_33)) [L78] unsigned long int stepLocal_2 = (last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24); [L79] COND TRUE stepLocal_2 >= var_1_14 [L80] var_1_22 = (200 - var_1_15) [L82] COND FALSE !(last_1_var_1_25 >= last_1_var_1_17) [L85] unsigned char stepLocal_3 = var_1_20; [L86] COND TRUE stepLocal_3 != var_1_23 [L87] COND TRUE ! var_1_13 [L88] var_1_26 = (var_1_27 - var_1_14) [L95] var_1_35 = var_1_30 [L96] COND FALSE !(\read(var_1_13)) [L99] COND TRUE \read(var_1_31) [L100] COND FALSE !(! ((var_1_1 > var_1_12) || var_1_32)) [L103] var_1_28 = var_1_29 [L109] COND TRUE 128 >= (var_1_26 / var_1_27) [L110] var_1_33 = ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))) [L114] var_1_9 = ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1))))) [L115] COND FALSE !(\read(var_1_13)) [L118] COND FALSE !((var_1_35 * var_1_35) >= var_1_28) [L125] var_1_18 = var_1_21 [L127] COND FALSE !(var_1_18 > 1.75) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1) [L191] EXPR ((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21))) [L191-L192] return ((((((((((((last_1_var_1_35 < last_1_var_1_28) ? (((128 + ((((last_1_var_1_26) > (4)) ? (last_1_var_1_26) : (4)))) <= ((((last_1_var_1_22) < (2)) ? (last_1_var_1_22) : (2)))) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) 10))) : (var_1_1 == ((signed char) var_1_6))) && ((last_1_var_1_25 >= last_1_var_1_17) ? (var_1_7 == ((unsigned short int) ((((last_1_var_1_17) < (last_1_var_1_22)) ? (last_1_var_1_17) : (last_1_var_1_22))))) : 1)) && (var_1_9 == ((signed short int) ((var_1_7 + var_1_7) + ((((var_1_6) < ((var_1_22 + var_1_1))) ? (var_1_6) : ((var_1_22 + var_1_1)))))))) && ((var_1_13 || (((((last_1_var_1_33) > (last_1_var_1_33)) ? (last_1_var_1_33) : (last_1_var_1_33))) != last_1_var_1_9)) ? (((last_1_var_1_7 >> (var_1_14 + var_1_15)) >= (last_1_var_1_22 + last_1_var_1_33)) ? (var_1_13 ? (var_1_12 == ((unsigned char) 2)) : 1) : 1) : 1)) && (var_1_13 ? (var_1_17 == ((signed long int) ((var_1_12 + (var_1_6 + var_1_26)) + (var_1_15 - var_1_7)))) : 1)) && (((var_1_35 * var_1_35) >= var_1_28) ? (((- (16 % var_1_20)) >= (((((var_1_12) > (var_1_7)) ? (var_1_12) : (var_1_7))) ^ var_1_1)) ? (var_1_18 == ((float) var_1_21)) : (var_1_18 == ((float) var_1_21))) : (var_1_18 == ((float) var_1_21)))) && ((((last_1_var_1_17 + last_1_var_1_17) / (var_1_23 + var_1_24)) >= var_1_14) ? (var_1_22 == ((unsigned char) (200 - var_1_15))) : 1)) && ((var_1_18 > 1.75) ? (((var_1_1 <= (~ last_1_var_1_25)) && var_1_13) ? ((var_1_13 && (var_1_26 < var_1_33)) ? (var_1_25 == ((unsigned long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_25 == ((unsigned long int) var_1_24))) : 1) : 1)) && ((var_1_20 != var_1_23) ? ((! var_1_13) ? (var_1_26 == ((unsigned char) (var_1_27 - var_1_14))) : (var_1_26 == ((unsigned char) var_1_27))) : (var_1_26 == ((unsigned char) 2)))) && (var_1_13 ? (var_1_28 == ((float) ((((var_1_21) > ((var_1_29 + var_1_30))) ? (var_1_21) : ((var_1_29 + var_1_30)))))) : (var_1_31 ? ((! ((var_1_1 > var_1_12) || var_1_32)) ? (var_1_28 == ((float) var_1_30)) : (var_1_28 == ((float) var_1_29))) : (var_1_28 == ((float) 2.25f))))) && ((128 >= (var_1_26 / var_1_27)) ? (var_1_33 == ((unsigned short int) ((((((18346) < 0 ) ? -(18346) : (18346))) + ((((28846) < (var_1_34)) ? (28846) : (var_1_34)))) - ((((((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) < (var_1_12)) ? (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) : (var_1_12)))))) : (var_1_33 == ((unsigned short int) (16 + last_1_var_1_33))))) && (var_1_35 == ((double) var_1_30)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=4, var_1_1=10, var_1_20=16, var_1_21=4, var_1_22=194, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=126, var_1_27=127, var_1_28=2, var_1_29=2, var_1_30=3, var_1_31=1, var_1_32=1, var_1_33=34730, var_1_34=16384, var_1_35=3, var_1_6=9, var_1_7=50, var_1_9=109] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=128, last_1_var_1_22=4, last_1_var_1_25=5, last_1_var_1_26=64, last_1_var_1_28=217/20, last_1_var_1_33=16, last_1_var_1_35=85/8, last_1_var_1_7=50, last_1_var_1_9=128, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=6, var_1_17=128, var_1_18=4, var_1_1=10, var_1_20=16, var_1_21=4, var_1_22=194, var_1_23=17, var_1_24=239, var_1_25=5, var_1_26=126, var_1_27=127, var_1_28=2, var_1_29=2, var_1_30=3, var_1_31=1, var_1_32=1, var_1_33=34730, var_1_34=16384, var_1_35=3, var_1_6=9, var_1_7=50, var_1_9=109] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 13:06:51,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 8f396e758b8a155477a6287a4e84cc28d26a53a2a5a132d030171d91e6da2d2b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:06:53,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:06:53,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:06:53,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:06:53,783 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:06:53,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:06:53,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:06:53,813 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:06:53,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:06:53,814 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:06:53,815 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:06:53,816 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:06:53,816 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:06:53,817 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:06:53,817 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:06:53,818 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:06:53,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:06:53,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:06:53,820 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:06:53,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:06:53,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:06:53,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:06:53,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:06:53,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:06:53,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:06:53,824 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:06:53,824 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:06:53,825 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:06:53,825 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:06:53,825 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:06:53,826 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:06:53,826 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:06:53,827 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:06:53,827 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:06:53,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:06:53,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:06:53,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:06:53,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:06:53,828 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:06:53,828 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:06:53,829 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:06:53,829 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:06:53,829 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:06:53,830 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:06:53,830 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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f396e758b8a155477a6287a4e84cc28d26a53a2a5a132d030171d91e6da2d2b [2023-12-02 13:06:54,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:06:54,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:06:54,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:06:54,152 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:06:54,153 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:06:54,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i [2023-12-02 13:06:56,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:06:57,223 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:06:57,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i [2023-12-02 13:06:57,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data/07fbbae23/cde4f5a3e719401e9f1fd40c2ade88f8/FLAG53d903b92 [2023-12-02 13:06:57,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/data/07fbbae23/cde4f5a3e719401e9f1fd40c2ade88f8 [2023-12-02 13:06:57,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:06:57,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:06:57,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:06:57,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:06:57,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:06:57,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfa2bca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57, skipping insertion in model container [2023-12-02 13:06:57,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:06:57,416 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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i[916,929] [2023-12-02 13:06:57,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:06:57,508 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:06:57,518 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_1d9100e7-08a9-425f-ad87-cfa2b11ca619/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-35.i[916,929] [2023-12-02 13:06:57,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:06:57,580 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:06:57,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57 WrapperNode [2023-12-02 13:06:57,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:06:57,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:06:57,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:06:57,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:06:57,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,634 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-12-02 13:06:57,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:06:57,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:06:57,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:06:57,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:06:57,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:06:57,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:06:57,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:06:57,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:06:57,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (1/1) ... [2023-12-02 13:06:57,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:06:57,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:06:57,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:06:57,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:06:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:06:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:06:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:06:57,749 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:06:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:06:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:06:57,835 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:06:57,837 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:07:04,177 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:07:04,235 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:07:04,236 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:07:04,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:07:04 BoogieIcfgContainer [2023-12-02 13:07:04,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:07:04,239 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:07:04,240 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:07:04,243 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:07:04,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:06:57" (1/3) ... [2023-12-02 13:07:04,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63dedd6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:07:04, skipping insertion in model container [2023-12-02 13:07:04,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:06:57" (2/3) ... [2023-12-02 13:07:04,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63dedd6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:07:04, skipping insertion in model container [2023-12-02 13:07:04,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:07:04" (3/3) ... [2023-12-02 13:07:04,246 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-35.i [2023-12-02 13:07:04,264 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:07:04,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:07:04,309 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:07:04,315 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;@63de8fe4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:07:04,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:07:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 48 states have (on average 1.5) internal successors, (72), 49 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 13:07:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 13:07:04,336 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:04,336 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:04,337 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:07:04,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:04,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1087230399, now seen corresponding path program 1 times [2023-12-02 13:07:04,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:07:04,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [320511136] [2023-12-02 13:07:04,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:04,358 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 13:07:04,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:07:04,360 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:04,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:05,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:05,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:07:05,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:07:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-12-02 13:07:05,103 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:07:05,104 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:07:05,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [320511136] [2023-12-02 13:07:05,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [320511136] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:05,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:05,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:07:05,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041854145] [2023-12-02 13:07:05,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:05,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:07:05,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:07:05,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:07:05,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:07:05,169 INFO L87 Difference]: Start difference. First operand has 77 states, 48 states have (on average 1.5) internal successors, (72), 49 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-02 13:07:06,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:06,189 INFO L93 Difference]: Finished difference Result 151 states and 272 transitions. [2023-12-02 13:07:06,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:07:06,215 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2023-12-02 13:07:06,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:06,223 INFO L225 Difference]: With dead ends: 151 [2023-12-02 13:07:06,223 INFO L226 Difference]: Without dead ends: 75 [2023-12-02 13:07:06,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 13:07:06,229 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:06,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 13:07:06,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-12-02 13:07:06,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-12-02 13:07:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 47 states have internal predecessors, (66), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 13:07:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 118 transitions. [2023-12-02 13:07:06,268 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 118 transitions. Word has length 164 [2023-12-02 13:07:06,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:06,269 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 118 transitions. [2023-12-02 13:07:06,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-02 13:07:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2023-12-02 13:07:06,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 13:07:06,274 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:06,274 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:06,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:06,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:06,475 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:07:06,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:06,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1666981377, now seen corresponding path program 1 times [2023-12-02 13:07:06,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:07:06,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1736212420] [2023-12-02 13:07:06,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:06,478 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 13:07:06,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:07:06,479 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:06,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:06,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 13:07:06,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:07:09,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 13:07:09,660 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:07:09,660 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:07:09,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1736212420] [2023-12-02 13:07:09,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1736212420] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:09,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:09,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:07:09,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89929795] [2023-12-02 13:07:09,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:09,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:07:09,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:07:09,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:07:09,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:07:09,665 INFO L87 Difference]: Start difference. First operand 75 states and 118 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 13:07:11,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:14,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:15,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:16,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:19,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:20,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:21,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:21,913 INFO L93 Difference]: Finished difference Result 224 states and 353 transitions. [2023-12-02 13:07:21,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:07:21,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 164 [2023-12-02 13:07:21,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:21,941 INFO L225 Difference]: With dead ends: 224 [2023-12-02 13:07:21,941 INFO L226 Difference]: Without dead ends: 150 [2023-12-02 13:07:21,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:07:21,944 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 83 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 53 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:21,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 308 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 42 Invalid, 2 Unknown, 0 Unchecked, 12.2s Time] [2023-12-02 13:07:21,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-12-02 13:07:21,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 121. [2023-12-02 13:07:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 66 states have (on average 1.2878787878787878) internal successors, (85), 66 states have internal predecessors, (85), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-12-02 13:07:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 189 transitions. [2023-12-02 13:07:21,975 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 189 transitions. Word has length 164 [2023-12-02 13:07:21,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:21,977 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 189 transitions. [2023-12-02 13:07:21,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 13:07:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 189 transitions. [2023-12-02 13:07:21,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 13:07:21,981 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:21,982 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:21,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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)] Ended with exit code 0 [2023-12-02 13:07:22,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:22,188 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:07:22,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:22,189 INFO L85 PathProgramCache]: Analyzing trace with hash 128693509, now seen corresponding path program 1 times [2023-12-02 13:07:22,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:07:22,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1698353846] [2023-12-02 13:07:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:22,190 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 13:07:22,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:07:22,191 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:22,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 (4)] Waiting until timeout for monitored process [2023-12-02 13:07:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:22,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 13:07:22,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:07:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 13:07:24,141 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:07:24,141 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:07:24,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1698353846] [2023-12-02 13:07:24,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1698353846] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:24,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:24,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 13:07:24,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241239871] [2023-12-02 13:07:24,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:24,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 13:07:24,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:07:24,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 13:07:24,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:07:24,145 INFO L87 Difference]: Start difference. First operand 121 states and 189 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 13:07:25,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:27,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:27,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:27,686 INFO L93 Difference]: Finished difference Result 224 states and 352 transitions. [2023-12-02 13:07:27,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 13:07:27,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2023-12-02 13:07:27,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:27,716 INFO L225 Difference]: With dead ends: 224 [2023-12-02 13:07:27,716 INFO L226 Difference]: Without dead ends: 150 [2023-12-02 13:07:27,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 13:07:27,718 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 123 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:27,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 442 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-12-02 13:07:27,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-12-02 13:07:27,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 124. [2023-12-02 13:07:27,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 69 states have (on average 1.2753623188405796) internal successors, (88), 69 states have internal predecessors, (88), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-12-02 13:07:27,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 192 transitions. [2023-12-02 13:07:27,748 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 192 transitions. Word has length 165 [2023-12-02 13:07:27,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:27,749 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 192 transitions. [2023-12-02 13:07:27,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 13:07:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 192 transitions. [2023-12-02 13:07:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 13:07:27,752 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:27,753 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:27,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 (4)] Ended with exit code 0 [2023-12-02 13:07:27,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:27,955 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:07:27,956 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:27,956 INFO L85 PathProgramCache]: Analyzing trace with hash 2126739338, now seen corresponding path program 1 times [2023-12-02 13:07:27,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:07:27,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1673194077] [2023-12-02 13:07:27,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:27,957 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 13:07:27,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:07:27,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:27,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 (5)] Waiting until timeout for monitored process [2023-12-02 13:07:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:28,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:07:28,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:07:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-02 13:07:29,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:07:29,786 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:07:29,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1673194077] [2023-12-02 13:07:29,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1673194077] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:07:29,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:07:29,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:07:29,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466269774] [2023-12-02 13:07:29,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:07:29,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:07:29,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:07:29,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:07:29,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:07:29,790 INFO L87 Difference]: Start difference. First operand 124 states and 192 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 13:07:33,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:07:33,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:07:33,035 INFO L93 Difference]: Finished difference Result 283 states and 442 transitions. [2023-12-02 13:07:33,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:07:33,036 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2023-12-02 13:07:33,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:07:33,039 INFO L225 Difference]: With dead ends: 283 [2023-12-02 13:07:33,039 INFO L226 Difference]: Without dead ends: 209 [2023-12-02 13:07:33,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:07:33,041 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 100 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:07:33,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 345 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-12-02 13:07:33,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-12-02 13:07:33,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 195. [2023-12-02 13:07:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 113 states have (on average 1.3185840707964602) internal successors, (149), 113 states have internal predecessors, (149), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 13:07:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 305 transitions. [2023-12-02 13:07:33,084 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 305 transitions. Word has length 166 [2023-12-02 13:07:33,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:07:33,085 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 305 transitions. [2023-12-02 13:07:33,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-02 13:07:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 305 transitions. [2023-12-02 13:07:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 13:07:33,088 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:07:33,088 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:07:33,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 (5)] Ended with exit code 0 [2023-12-02 13:07:33,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:33,292 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:07:33,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:07:33,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1539933324, now seen corresponding path program 1 times [2023-12-02 13:07:33,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:07:33,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [370468271] [2023-12-02 13:07:33,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:07:33,293 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 13:07:33,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:07:33,294 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 13:07:33,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d9100e7-08a9-425f-ad87-cfa2b11ca619/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 (6)] Waiting until timeout for monitored process [2023-12-02 13:07:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:07:33,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 13:07:33,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:08:39,892 WARN L293 SmtUtils]: Spent 7.12s 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 13:09:06,959 WARN L293 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 130 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 13:09:35,156 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 137 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 13:10:02,772 WARN L293 SmtUtils]: Spent 8.55s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 13:10:29,791 WARN L293 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 147 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 13:11:25,933 WARN L293 SmtUtils]: Spent 16.16s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)