./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:34,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:34,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:33:34,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:34,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:34,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:34,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:34,617 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:34,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:34,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:34,624 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:34,624 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:34,625 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:34,627 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:33:34,627 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:34,627 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:34,628 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:33:34,628 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:33:34,629 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:34,629 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:33:34,630 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:33:34,630 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:33:34,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:34,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:34,632 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:34,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:34,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:34,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:34,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:34,635 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:34,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:34,636 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:34,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:34,637 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:34,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:34,638 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:34,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:34,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:34,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:34,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:34,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:34,639 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:33:34,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:33:34,640 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:34,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:34,641 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:34,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:34,641 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_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af [2023-11-23 20:33:34,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:35,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:35,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:35,023 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:35,024 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:35,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2023-11-23 20:33:38,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:38,435 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:38,436 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2023-11-23 20:33:38,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data/8a2d196b7/78620a245cf04d808754aa1c22144c0d/FLAG6f065d743 [2023-11-23 20:33:38,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data/8a2d196b7/78620a245cf04d808754aa1c22144c0d [2023-11-23 20:33:38,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:38,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:38,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:38,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:38,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:38,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:38,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b79bd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38, skipping insertion in model container [2023-11-23 20:33:38,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:38,570 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:38,708 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_d935666a-7cde-4b13-9eb7-d5ac3e44e808/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2023-11-23 20:33:38,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:38,811 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:38,824 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_d935666a-7cde-4b13-9eb7-d5ac3e44e808/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2023-11-23 20:33:38,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:38,902 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:38,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38 WrapperNode [2023-11-23 20:33:38,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:38,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:38,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:38,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:38,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:38,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:38,999 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-23 20:33:39,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:39,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:39,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:39,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:39,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:39,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:39,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:39,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:39,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (1/1) ... [2023-11-23 20:33:39,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:39,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:39,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:39,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:39,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:39,158 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:39,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:39,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:33:39,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:39,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:39,309 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:39,312 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:39,861 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:40,092 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:40,092 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:40,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:40 BoogieIcfgContainer [2023-11-23 20:33:40,094 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:40,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:40,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:40,103 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:40,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:38" (1/3) ... [2023-11-23 20:33:40,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ecd2483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:40, skipping insertion in model container [2023-11-23 20:33:40,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:38" (2/3) ... [2023-11-23 20:33:40,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ecd2483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:40, skipping insertion in model container [2023-11-23 20:33:40,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:40" (3/3) ... [2023-11-23 20:33:40,107 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-22.i [2023-11-23 20:33:40,129 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:40,130 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:40,190 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:40,197 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;@49f4f654, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:40,197 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:33:40,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-23 20:33:40,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:40,220 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:40,220 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:40,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:40,228 INFO L85 PathProgramCache]: Analyzing trace with hash -87236480, now seen corresponding path program 1 times [2023-11-23 20:33:40,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:33:40,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053470376] [2023-11-23 20:33:40,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:40,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:33:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:41,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:33:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:41,600 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:33:41,603 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:33:41,604 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:33:41,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:33:41,611 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:33:41,618 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:33:41,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:33:41 BoogieIcfgContainer [2023-11-23 20:33:41,769 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:33:41,772 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:33:41,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:33:41,773 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:33:41,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:40" (3/4) ... [2023-11-23 20:33:41,778 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:33:41,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:33:41,780 INFO L158 Benchmark]: Toolchain (without parser) took 3284.48ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 107.2MB in the beginning and 89.4MB in the end (delta: 17.8MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,781 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 93.3MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:41,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.42ms. Allocated memory is still 148.9MB. Free memory was 107.2MB in the beginning and 92.1MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.33ms. Allocated memory is still 148.9MB. Free memory was 92.1MB in the beginning and 87.7MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,789 INFO L158 Benchmark]: Boogie Preprocessor took 73.49ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 85.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,789 INFO L158 Benchmark]: RCFGBuilder took 1019.60ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 85.1MB in the beginning and 135.9MB in the end (delta: -50.8MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,791 INFO L158 Benchmark]: TraceAbstraction took 1671.40ms. Allocated memory is still 192.9MB. Free memory was 135.9MB in the beginning and 90.5MB in the end (delta: 45.4MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,791 INFO L158 Benchmark]: Witness Printer took 6.49ms. Allocated memory is still 192.9MB. Free memory was 90.5MB in the beginning and 89.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:33:41,800 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 93.3MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.42ms. Allocated memory is still 148.9MB. Free memory was 107.2MB in the beginning and 92.1MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.33ms. Allocated memory is still 148.9MB. Free memory was 92.1MB in the beginning and 87.7MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.49ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 85.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1019.60ms. Allocated memory was 148.9MB in the beginning and 192.9MB in the end (delta: 44.0MB). Free memory was 85.1MB in the beginning and 135.9MB in the end (delta: -50.8MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1671.40ms. Allocated memory is still 192.9MB. Free memory was 135.9MB in the beginning and 90.5MB in the end (delta: 45.4MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Witness Printer took 6.49ms. Allocated memory is still 192.9MB. Free memory was 90.5MB in the beginning and 89.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 52, overapproximation of shiftLeft at line 57, overapproximation of someBinaryArithmeticDOUBLEoperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] float var_1_2 = 0.625; [L24] float var_1_3 = 1000000000000.5; [L25] unsigned short int var_1_4 = 256; [L26] unsigned short int var_1_5 = 100; [L27] unsigned short int var_1_6 = 10000; [L28] unsigned short int var_1_7 = 10000; [L29] unsigned short int var_1_8 = 128; [L30] unsigned short int var_1_9 = 8; [L31] unsigned char var_1_10 = 100; [L32] unsigned char var_1_11 = 64; [L33] unsigned char var_1_12 = 16; [L34] unsigned short int var_1_13 = 256; [L35] unsigned char var_1_14 = 1; [L36] unsigned short int var_1_15 = 256; [L37] unsigned short int var_1_16 = 1; [L38] unsigned short int var_1_17 = 4; [L39] double var_1_18 = 64.2; [L40] unsigned short int var_1_19 = 53045; [L41] double var_1_20 = 1.75; [L42] double var_1_21 = 50.35; [L43] double var_1_22 = 5.5; [L44] double var_1_23 = 7.125; [L45] unsigned long int var_1_24 = 50; [L46] unsigned long int var_1_25 = 1907531378; [L47] unsigned long int var_1_26 = 8; [L48] unsigned char var_1_27 = 0; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_3=2000000000001/2, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L90] var_1_3 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=256, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L92] var_1_4 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L94] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=100, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L95] var_1_5 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L97] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L98] var_1_6 = __VERIFIER_nondet_ushort() [L99] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L100] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L101] var_1_7 = __VERIFIER_nondet_ushort() [L102] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L103] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=128, var_1_9=8] [L104] var_1_8 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_9=8] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_9=8] [L106] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=8] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=8] [L107] var_1_9 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8] [L109] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=100, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L112] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L113] var_1_12 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L115] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L116] var_1_14 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L118] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=256, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L119] var_1_15 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L121] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=1, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L122] var_1_16 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L124] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L125] var_1_18 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L127] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L128] var_1_19 = __VERIFIER_nondet_ushort() [L129] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L130] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L131] var_1_21 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L133] var_1_22 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L135] var_1_23 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L137] var_1_25 = __VERIFIER_nondet_ulong() [L138] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L139] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=4, var_1_19=49151, var_1_1=128, var_1_20=7/4, var_1_24=50, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L152] RET updateVariables() [L153] CALL step() [L52] COND TRUE var_1_2 < var_1_3 [L53] var_1_1 = ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) [L57] EXPR var_1_8 << var_1_4 [L57] COND TRUE var_1_9 < (var_1_8 << var_1_4) [L58] var_1_10 = (var_1_11 + var_1_12) [L62] COND TRUE (var_1_4 <= var_1_9) || var_1_14 [L63] var_1_13 = ((((((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) > (var_1_15)) ? (((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) : (var_1_15))) [L67] COND TRUE (var_1_3 / var_1_18) > var_1_2 [L68] var_1_17 = ((var_1_19 - ((((var_1_10) > (var_1_12)) ? (var_1_10) : (var_1_12)))) - var_1_7) [L70] COND TRUE \read(var_1_14) [L71] var_1_20 = (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23) [L75] COND FALSE !(var_1_7 == var_1_10) [L78] var_1_24 = (var_1_5 + (var_1_25 - var_1_11)) [L80] COND FALSE !(var_1_4 > (var_1_19 - var_1_7)) [L83] COND TRUE (- 3.75) < ((((var_1_3) < (var_1_22)) ? (var_1_3) : (var_1_22))) [L84] var_1_27 = 0 [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR ((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) [L144-L145] return ((((((((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_8) + var_1_9)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_4 <= var_1_9) || var_1_14) ? (var_1_13 == ((unsigned short int) ((((((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) > (var_1_15)) ? (((((var_1_5) > (var_1_8)) ? (var_1_5) : (var_1_8)))) : (var_1_15))))) : (var_1_13 == ((unsigned short int) var_1_16)))) && (((var_1_3 / var_1_18) > var_1_2) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_10) > (var_1_12)) ? (var_1_10) : (var_1_12)))) - var_1_7))) : 1)) && (var_1_14 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == var_1_10) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_5 + (var_1_25 - var_1_11)))))) && ((var_1_4 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_8)) : 1)) && (((- 3.75) < ((((var_1_3) < (var_1_22)) ? (var_1_3) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=127, var_1_11=127, var_1_12=0, var_1_13=8, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=32641, var_1_19=49151, var_1_1=8, var_1_20=1000000000005, var_1_22=1000000000005, var_1_24=1073741704, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=127, var_1_11=127, var_1_12=0, var_1_13=8, var_1_14=1, var_1_15=7, var_1_16=8, var_1_17=32641, var_1_19=49151, var_1_1=8, var_1_20=1000000000005, var_1_22=1000000000005, var_1_24=1073741704, var_1_25=1073741823, var_1_26=8, var_1_27=0, var_1_4=32768, var_1_5=8, var_1_6=16384, var_1_7=16383, var_1_8=8, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 33, 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=61occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:33:41,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:44,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:44,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:33:44,780 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:44,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:44,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:44,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:44,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:44,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:44,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:44,836 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:44,837 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:44,837 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:44,839 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:44,839 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:44,840 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:44,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:44,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:44,842 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:44,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:44,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:44,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:44,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:44,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:44,846 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:44,846 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:33:44,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:33:44,847 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:44,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:44,848 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:44,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:44,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:33:44,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:44,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:44,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:44,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:44,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:44,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:44,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:33:44,854 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:44,854 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:44,854 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:44,855 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:44,855 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:44,855 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_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8efc9d13c63d62525adf26a7e0e14c7dd115ca3cd4b07901614f0ff84e564af [2023-11-23 20:33:45,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:45,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:45,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:45,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:45,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:45,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2023-11-23 20:33:48,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:48,991 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:48,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i [2023-11-23 20:33:49,005 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data/9a4448f77/a56ac8d1cf044b449219a0da6b80d691/FLAGcbb4df31d [2023-11-23 20:33:49,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/data/9a4448f77/a56ac8d1cf044b449219a0da6b80d691 [2023-11-23 20:33:49,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:49,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:49,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:49,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:49,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:49,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6247d824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49, skipping insertion in model container [2023-11-23 20:33:49,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:49,227 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_d935666a-7cde-4b13-9eb7-d5ac3e44e808/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2023-11-23 20:33:49,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:49,314 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:49,328 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_d935666a-7cde-4b13-9eb7-d5ac3e44e808/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-22.i[913,926] [2023-11-23 20:33:49,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:49,395 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:49,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49 WrapperNode [2023-11-23 20:33:49,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:49,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:49,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:49,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:49,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,450 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2023-11-23 20:33:49,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:49,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:49,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:49,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:49,461 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,494 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:49,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:49,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:49,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:49,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (1/1) ... [2023-11-23 20:33:49,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:49,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:49,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:49,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:33:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:49,696 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:49,698 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:57,070 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:57,157 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:57,157 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:57,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:57 BoogieIcfgContainer [2023-11-23 20:33:57,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:57,160 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:57,160 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:57,164 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:57,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:49" (1/3) ... [2023-11-23 20:33:57,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64fd86b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:57, skipping insertion in model container [2023-11-23 20:33:57,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:49" (2/3) ... [2023-11-23 20:33:57,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64fd86b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:57, skipping insertion in model container [2023-11-23 20:33:57,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:57" (3/3) ... [2023-11-23 20:33:57,167 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-22.i [2023-11-23 20:33:57,182 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:57,183 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:57,232 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:57,240 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;@15395019, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:57,240 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:33:57,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-23 20:33:57,277 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:57,278 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:57,283 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:57,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:57,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1444991796, now seen corresponding path program 1 times [2023-11-23 20:33:57,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:57,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438997112] [2023-11-23 20:33:57,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:57,304 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:33:57,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:57,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:33:57,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:33:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:58,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:33:58,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 988 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2023-11-23 20:33:58,399 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:58,400 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:58,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1438997112] [2023-11-23 20:33:58,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1438997112] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:58,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:58,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:33:58,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564649139] [2023-11-23 20:33:58,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:58,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:33:58,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:58,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:33:58,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:33:58,442 INFO L87 Difference]: Start difference. First operand has 73 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:34:00,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:00,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:00,894 INFO L93 Difference]: Finished difference Result 143 states and 263 transitions. [2023-11-23 20:34:01,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:34:01,029 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 197 [2023-11-23 20:34:01,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:01,036 INFO L225 Difference]: With dead ends: 143 [2023-11-23 20:34:01,036 INFO L226 Difference]: Without dead ends: 71 [2023-11-23 20:34:01,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:34:01,044 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:01,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-23 20:34:01,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-23 20:34:01,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-23 20:34:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:34:01,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 111 transitions. [2023-11-23 20:34:01,105 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 111 transitions. Word has length 197 [2023-11-23 20:34:01,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:01,106 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 111 transitions. [2023-11-23 20:34:01,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:34:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-23 20:34:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-23 20:34:01,113 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:01,113 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:01,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:01,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:01,334 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:01,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:01,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1787908726, now seen corresponding path program 1 times [2023-11-23 20:34:01,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:01,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773891408] [2023-11-23 20:34:01,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:01,337 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:01,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:01,338 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:01,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:34:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:02,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:34:02,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 842 proven. 138 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-11-23 20:34:10,666 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:34:10,988 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:10,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773891408] [2023-11-23 20:34:10,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773891408] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:34:10,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [230920203] [2023-11-23 20:34:10,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:10,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:34:10,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:34:11,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:34:11,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:34:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:12,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:34:12,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:16,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-23 20:34:16,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:34:16,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [230920203] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:34:16,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598795818] [2023-11-23 20:34:16,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:16,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:34:16,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:34:16,595 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:34:16,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d935666a-7cde-4b13-9eb7-d5ac3e44e808/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 20:34:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:17,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:34:17,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-23 20:34:21,112 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:34:21,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598795818] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:34:21,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 20:34:21,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 8 [2023-11-23 20:34:21,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144271234] [2023-11-23 20:34:21,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 20:34:21,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 20:34:21,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:21,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 20:34:21,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-23 20:34:21,344 INFO L87 Difference]: Start difference. First operand 71 states and 111 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2023-11-23 20:34:26,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:28,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:30,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:32,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:34,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:37,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []