./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:17:15,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:17:15,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:17:15,695 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:17:15,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:17:15,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:17:15,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:17:15,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:17:15,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:17:15,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:17:15,754 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:17:15,755 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:17:15,756 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:17:15,758 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:17:15,759 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:17:15,759 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:17:15,760 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:17:15,760 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:17:15,761 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:17:15,761 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:17:15,762 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:17:15,763 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:17:15,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:17:15,765 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:17:15,766 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:17:15,766 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:17:15,767 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:17:15,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:17:15,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:17:15,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:17:15,770 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:17:15,770 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:17:15,771 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:17:15,771 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:17:15,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:17:15,772 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:17:15,772 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:17:15,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:15,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:17:15,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:17:15,791 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:17:15,791 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:17:15,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:17:15,792 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:17:15,793 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:17:15,793 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:17:15,793 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:17:15,794 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_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 [2023-11-24 23:17:16,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:17:16,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:17:16,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:17:16,232 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:17:16,233 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:17:16,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i [2023-11-24 23:17:19,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:17:19,924 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:17:19,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i [2023-11-24 23:17:19,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data/65ceab3a4/f93d4b94f5774ec291581012b700431c/FLAG7bcb2ecae [2023-11-24 23:17:19,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data/65ceab3a4/f93d4b94f5774ec291581012b700431c [2023-11-24 23:17:19,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:17:19,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:17:19,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:19,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:17:19,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:17:19,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:19" (1/1) ... [2023-11-24 23:17:19,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f312617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:19, skipping insertion in model container [2023-11-24 23:17:19,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:19" (1/1) ... [2023-11-24 23:17:20,029 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:17:20,188 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_9667d06b-7d33-47e6-bd25-e9754dcf7b97/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2023-11-24 23:17:20,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:20,320 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:17:20,331 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_9667d06b-7d33-47e6-bd25-e9754dcf7b97/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2023-11-24 23:17:20,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:20,443 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:17:20,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20 WrapperNode [2023-11-24 23:17:20,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:20,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:17:20,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:17:20,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:17:20,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,526 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-24 23:17:20,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:17:20,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:17:20,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:17:20,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:17:20,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:17:20,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:17:20,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:17:20,603 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:17:20,605 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (1/1) ... [2023-11-24 23:17:20,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:20,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:17:20,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:17:20,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:17:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:17:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:17:20,703 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:17:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:17:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:17:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:17:20,910 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:17:20,914 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:17:21,499 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:17:22,008 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:17:22,008 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:17:22,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:22 BoogieIcfgContainer [2023-11-24 23:17:22,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:17:22,015 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:17:22,015 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:17:22,020 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:17:22,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:17:19" (1/3) ... [2023-11-24 23:17:22,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9f7a5a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:17:22, skipping insertion in model container [2023-11-24 23:17:22,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:20" (2/3) ... [2023-11-24 23:17:22,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9f7a5a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:17:22, skipping insertion in model container [2023-11-24 23:17:22,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:22" (3/3) ... [2023-11-24 23:17:22,027 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-45.i [2023-11-24 23:17:22,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:17:22,094 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:17:22,181 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:17:22,193 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;@231fdb0f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:17:22,193 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:17:22,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:17:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:17:22,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:22,220 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:17:22,221 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:17:22,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:22,226 INFO L85 PathProgramCache]: Analyzing trace with hash -891150201, now seen corresponding path program 1 times [2023-11-24 23:17:22,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:17:22,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518136627] [2023-11-24 23:17:22,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:22,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:17:22,521 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:17:22,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2017587391] [2023-11-24 23:17:22,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:22,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:17:22,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:17:22,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:17:22,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:17:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:17:23,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:17:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:17:24,099 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:17:24,102 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:17:24,104 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:17:24,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:17:24,310 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:17:24,315 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:17:24,318 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:17:24,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:17:24 BoogieIcfgContainer [2023-11-24 23:17:24,547 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:17:24,548 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:17:24,548 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:17:24,549 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:17:24,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:22" (3/4) ... [2023-11-24 23:17:24,553 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:17:24,554 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:17:24,556 INFO L158 Benchmark]: Toolchain (without parser) took 4576.73ms. Allocated memory is still 174.1MB. Free memory was 144.1MB in the beginning and 82.8MB in the end (delta: 61.3MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2023-11-24 23:17:24,557 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:17:24,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.56ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 133.0MB in the end (delta: 10.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-24 23:17:24,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.81ms. Allocated memory is still 174.1MB. Free memory was 133.0MB in the beginning and 128.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:17:24,566 INFO L158 Benchmark]: Boogie Preprocessor took 72.01ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 125.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:17:24,568 INFO L158 Benchmark]: RCFGBuilder took 1410.87ms. Allocated memory is still 174.1MB. Free memory was 125.5MB in the beginning and 70.0MB in the end (delta: 55.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-24 23:17:24,569 INFO L158 Benchmark]: TraceAbstraction took 2532.94ms. Allocated memory is still 174.1MB. Free memory was 68.8MB in the beginning and 83.8MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:17:24,570 INFO L158 Benchmark]: Witness Printer took 6.43ms. Allocated memory is still 174.1MB. Free memory was 83.8MB in the beginning and 82.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:17:24,580 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.56ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 133.0MB in the end (delta: 10.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.81ms. Allocated memory is still 174.1MB. Free memory was 133.0MB in the beginning and 128.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.01ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 125.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1410.87ms. Allocated memory is still 174.1MB. Free memory was 125.5MB in the beginning and 70.0MB in the end (delta: 55.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2532.94ms. Allocated memory is still 174.1MB. Free memory was 68.8MB in the beginning and 83.8MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.43ms. Allocated memory is still 174.1MB. Free memory was 83.8MB in the beginning and 82.8MB 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 192, overapproximation of shiftRight at line 63, overapproximation of someBinaryArithmeticDOUBLEoperation at line 128, overapproximation of someUnaryDOUBLEoperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 0; [L23] signed long int var_1_5 = 32; [L24] unsigned char var_1_6 = 16; [L25] unsigned long int var_1_7 = 64; [L26] unsigned char var_1_8 = 128; [L27] double var_1_9 = 99999.2; [L28] double var_1_10 = 31.9; [L29] double var_1_11 = 8.5; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_13 = 0; [L32] unsigned char var_1_14 = 0; [L33] unsigned char var_1_15 = 0; [L34] double var_1_16 = 63.5; [L35] double var_1_17 = 1.75; [L36] double var_1_18 = 4.25; [L37] double var_1_19 = 127.7; [L38] unsigned char var_1_20 = 0; [L39] signed long int var_1_21 = -2; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] float var_1_24 = 999999999.6; [L43] float var_1_25 = 99999999999999.5; [L44] signed char var_1_26 = 32; [L45] signed char var_1_27 = 64; [L46] signed char var_1_28 = 32; [L47] signed char var_1_29 = 4; [L48] unsigned char var_1_30 = 0; [L49] unsigned char var_1_31 = 0; [L50] signed long int var_1_32 = 128; [L51] signed short int var_1_34 = -25; [L52] unsigned char var_1_36 = 64; [L53] unsigned long int last_1_var_1_1 = 0; [L54] unsigned char last_1_var_1_6 = 16; [L55] double last_1_var_1_16 = 63.5; [L56] unsigned char last_1_var_1_20 = 0; [L57] signed long int last_1_var_1_32 = 128; [L58] signed short int last_1_var_1_34 = -25; [L59] unsigned char last_1_var_1_36 = 64; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L183] last_1_var_1_1 = var_1_1 [L184] last_1_var_1_6 = var_1_6 [L185] last_1_var_1_16 = var_1_16 [L186] last_1_var_1_20 = var_1_20 [L187] last_1_var_1_32 = var_1_32 [L188] last_1_var_1_34 = var_1_34 [L189] last_1_var_1_36 = var_1_36 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L135] var_1_5 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L137] CALL assume_abort_if_not(var_1_5 <= 33) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 <= 33) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L138] var_1_7 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L140] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L141] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L142] var_1_8 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_8 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 >= 127) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L144] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L145] var_1_10 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L147] var_1_11 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L151] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L152] var_1_14 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L154] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L155] var_1_15 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L157] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L158] var_1_17 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L160] var_1_18 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L162] var_1_19 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L164] var_1_23 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L166] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L167] var_1_25 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L169] var_1_27 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_27 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L171] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L174] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L177] CALL assume_abort_if_not(var_1_29 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L178] var_1_31 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=254, var_1_9=499996/5] [L200] RET updateVariables() [L201] CALL step() [L63] EXPR var_1_29 >> var_1_5 [L63] COND FALSE !(! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) [L68] var_1_34 = var_1_29 [L70] signed long int stepLocal_6 = (((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8))); [L71] COND TRUE stepLocal_6 >= last_1_var_1_1 [L72] var_1_20 = (var_1_5 + ((((16) < (1)) ? (16) : (1)))) [L74] unsigned long int stepLocal_3 = (((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1)); [L75] signed long int stepLocal_2 = var_1_5; [L76] COND TRUE stepLocal_2 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1))) [L77] COND FALSE !(stepLocal_3 > (last_1_var_1_36 / var_1_7)) [L80] var_1_6 = (var_1_8 - var_1_5) [L85] var_1_21 = ((256 + (var_1_8 + var_1_5)) - var_1_6) [L86] var_1_9 = ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))) [L87] var_1_12 = (var_1_13 || (var_1_14 || var_1_15)) [L88] var_1_22 = (! (var_1_15 || (! var_1_23))) [L89] COND FALSE !((var_1_17 / 31.375f) < 100.25) [L92] COND FALSE !(\read(var_1_14)) [L95] COND FALSE !(\read(var_1_15)) [L99] var_1_30 = (var_1_12 || (var_1_23 && (var_1_12 || var_1_31))) [L100] var_1_36 = var_1_5 [L101] unsigned char stepLocal_7 = var_1_20; [L102] COND TRUE stepLocal_7 < (var_1_20 + var_1_6) [L103] var_1_32 = (var_1_34 + var_1_5) [L107] unsigned char stepLocal_1 = var_1_36 >= var_1_21; [L108] EXPR (var_1_36 * var_1_21) >> var_1_5 [L108] signed long int stepLocal_0 = (var_1_36 * var_1_21) >> var_1_5; [L109] COND TRUE stepLocal_1 || var_1_22 [L110] COND FALSE !(stepLocal_0 >= 50u) [L113] var_1_1 = var_1_5 [L118] unsigned long int stepLocal_5 = var_1_7 * var_1_1; [L119] unsigned long int stepLocal_4 = 1u; [L120] COND FALSE !(var_1_20 < stepLocal_4) [L131] var_1_16 = ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))) [L201] RET step() [L202] CALL, EXPR property() [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR (var_1_36 * var_1_21) >> var_1_5 [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR ((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29))) [L192-L193] return (((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29)))) && (var_1_36 == ((unsigned char) var_1_5)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=3, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2, var_1_1=0, var_1_20=1, var_1_21=256, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=1, var_1_31=1, var_1_32=1, var_1_34=1, var_1_36=0, var_1_5=0, var_1_6=254, var_1_7=64, var_1_8=254, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=3, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2, var_1_1=0, var_1_20=1, var_1_21=256, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=126, var_1_28=31, var_1_29=1, var_1_30=1, var_1_31=1, var_1_32=1, var_1_34=1, var_1_36=0, var_1_5=0, var_1_6=254, var_1_7=64, var_1_8=254, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 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 [2023-11-24 23:17:24,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:17:27,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:17:27,593 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:17:27,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:17:27,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:17:27,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:17:27,633 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:17:27,634 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:17:27,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:17:27,635 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:17:27,636 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:17:27,637 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:17:27,637 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:17:27,638 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:17:27,639 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:17:27,639 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:17:27,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:17:27,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:17:27,642 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:17:27,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:17:27,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:17:27,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:17:27,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:17:27,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:17:27,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:17:27,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:17:27,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:17:27,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:17:27,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:17:27,649 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:17:27,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:17:27,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:17:27,650 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:17:27,650 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:17:27,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:27,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:17:27,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:17:27,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:17:27,652 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:17:27,652 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:17:27,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:17:27,653 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:17:27,654 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:17:27,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:17:27,654 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_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1eefa48d2d2d0e0297fcc2acb2c6cc9c9e34b949fc6fbd7ce865e72d2e07400 [2023-11-24 23:17:28,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:17:28,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:17:28,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:17:28,078 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:17:28,079 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:17:28,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i [2023-11-24 23:17:31,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:17:31,680 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:17:31,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i [2023-11-24 23:17:31,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data/f685ffffa/41bcb48120234f94bab3d88eda45af6b/FLAGa6d13a4aa [2023-11-24 23:17:31,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/data/f685ffffa/41bcb48120234f94bab3d88eda45af6b [2023-11-24 23:17:31,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:17:31,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:17:31,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:31,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:17:31,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:17:31,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:31" (1/1) ... [2023-11-24 23:17:31,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be174b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:31, skipping insertion in model container [2023-11-24 23:17:31,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:31" (1/1) ... [2023-11-24 23:17:31,778 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:17:31,994 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_9667d06b-7d33-47e6-bd25-e9754dcf7b97/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2023-11-24 23:17:32,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:32,158 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:17:32,171 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_9667d06b-7d33-47e6-bd25-e9754dcf7b97/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-45.i[916,929] [2023-11-24 23:17:32,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:32,253 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:17:32,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32 WrapperNode [2023-11-24 23:17:32,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:32,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:17:32,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:17:32,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:17:32,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,350 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-24 23:17:32,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:17:32,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:17:32,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:17:32,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:17:32,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:17:32,441 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:17:32,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:17:32,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:17:32,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (1/1) ... [2023-11-24 23:17:32,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:32,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:17:32,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:17:32,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:17:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:17:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:17:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:17:32,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:17:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:17:32,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:17:32,673 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:17:32,676 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:17:40,118 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:17:40,235 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:17:40,237 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:17:40,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:40 BoogieIcfgContainer [2023-11-24 23:17:40,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:17:40,241 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:17:40,241 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:17:40,244 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:17:40,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:17:31" (1/3) ... [2023-11-24 23:17:40,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ac9c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:17:40, skipping insertion in model container [2023-11-24 23:17:40,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:32" (2/3) ... [2023-11-24 23:17:40,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ac9c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:17:40, skipping insertion in model container [2023-11-24 23:17:40,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:17:40" (3/3) ... [2023-11-24 23:17:40,249 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-45.i [2023-11-24 23:17:40,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:17:40,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:17:40,333 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:17:40,341 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;@6a9aac87, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:17:40,341 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:17:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:17:40,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:17:40,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:40,367 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:17:40,368 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:17:40,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:40,375 INFO L85 PathProgramCache]: Analyzing trace with hash -93208450, now seen corresponding path program 1 times [2023-11-24 23:17:40,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:17:40,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2136784121] [2023-11-24 23:17:40,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:40,390 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 [2023-11-24 23:17:40,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:17:40,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:17:40,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:17:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:17:41,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:17:41,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:17:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-24 23:17:41,229 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:17:41,229 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:17:41,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2136784121] [2023-11-24 23:17:41,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2136784121] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:17:41,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:17:41,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:17:41,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436113323] [2023-11-24 23:17:41,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:17:41,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:17:41,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:17:41,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:17:41,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:17:41,270 INFO L87 Difference]: Start difference. First operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:17:44,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:44,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:17:44,036 INFO L93 Difference]: Finished difference Result 155 states and 275 transitions. [2023-11-24 23:17:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:17:44,200 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-24 23:17:44,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:17:44,209 INFO L225 Difference]: With dead ends: 155 [2023-11-24 23:17:44,210 INFO L226 Difference]: Without dead ends: 77 [2023-11-24 23:17:44,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:17:44,219 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:17:44,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2023-11-24 23:17:44,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-24 23:17:44,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-24 23:17:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:17:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-24 23:17:44,279 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 181 [2023-11-24 23:17:44,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:17:44,279 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-24 23:17:44,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:17:44,280 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-24 23:17:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:17:44,285 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:44,285 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:17:44,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:17:44,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:17:44,492 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:17:44,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:44,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1748748740, now seen corresponding path program 1 times [2023-11-24 23:17:44,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:17:44,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [214248730] [2023-11-24 23:17:44,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:44,495 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 [2023-11-24 23:17:44,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:17:44,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:17:44,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:17:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:17:45,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:17:45,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:17:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:17:46,886 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:17:46,887 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:17:46,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [214248730] [2023-11-24 23:17:46,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [214248730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:17:46,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:17:46,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:17:46,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001612644] [2023-11-24 23:17:46,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:17:46,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:17:46,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:17:46,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:17:46,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:17:46,893 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:17:49,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:52,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:55,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:57,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:59,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:59,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:17:59,301 INFO L93 Difference]: Finished difference Result 230 states and 356 transitions. [2023-11-24 23:17:59,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:17:59,449 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-24 23:17:59,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:17:59,454 INFO L225 Difference]: With dead ends: 230 [2023-11-24 23:17:59,454 INFO L226 Difference]: Without dead ends: 154 [2023-11-24 23:17:59,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:17:59,458 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 80 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 59 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:17:59,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 335 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 17 Invalid, 5 Unknown, 0 Unchecked, 12.3s Time] [2023-11-24 23:17:59,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-24 23:17:59,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 132. [2023-11-24 23:17:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 71 states have (on average 1.2394366197183098) internal successors, (88), 71 states have internal predecessors, (88), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-24 23:17:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 204 transitions. [2023-11-24 23:17:59,504 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 204 transitions. Word has length 181 [2023-11-24 23:17:59,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:17:59,506 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 204 transitions. [2023-11-24 23:17:59,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:17:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 204 transitions. [2023-11-24 23:17:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:17:59,517 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:59,517 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:17:59,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:17:59,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:17:59,718 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:17:59,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:59,719 INFO L85 PathProgramCache]: Analyzing trace with hash -468885062, now seen corresponding path program 1 times [2023-11-24 23:17:59,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:17:59,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1142664779] [2023-11-24 23:17:59,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:59,720 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 [2023-11-24 23:17:59,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:17:59,722 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:17:59,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:18:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:18:00,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:18:00,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:18:04,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:18:04,000 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:18:04,000 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:18:04,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1142664779] [2023-11-24 23:18:04,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1142664779] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:18:04,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:18:04,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:18:04,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087742933] [2023-11-24 23:18:04,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:18:04,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:18:04,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:18:04,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:18:04,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:18:04,011 INFO L87 Difference]: Start difference. First operand 132 states and 204 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:18:07,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:09,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:12,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:14,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:16,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:18:16,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:18:16,090 INFO L93 Difference]: Finished difference Result 230 states and 355 transitions. [2023-11-24 23:18:16,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:18:16,258 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-24 23:18:16,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:18:16,262 INFO L225 Difference]: With dead ends: 230 [2023-11-24 23:18:16,263 INFO L226 Difference]: Without dead ends: 154 [2023-11-24 23:18:16,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:18:16,265 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 59 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 59 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:18:16,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 326 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 26 Invalid, 5 Unknown, 0 Unchecked, 12.0s Time] [2023-11-24 23:18:16,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-24 23:18:16,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 134. [2023-11-24 23:18:16,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 73 states have (on average 1.2328767123287672) internal successors, (90), 73 states have internal predecessors, (90), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-24 23:18:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 206 transitions. [2023-11-24 23:18:16,304 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 206 transitions. Word has length 181 [2023-11-24 23:18:16,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:18:16,305 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 206 transitions. [2023-11-24 23:18:16,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:18:16,306 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2023-11-24 23:18:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-24 23:18:16,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:18:16,310 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:18:16,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:18:16,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:18:16,528 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:18:16,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:18:16,528 INFO L85 PathProgramCache]: Analyzing trace with hash 928804840, now seen corresponding path program 1 times [2023-11-24 23:18:16,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:18:16,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [500507010] [2023-11-24 23:18:16,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:18:16,529 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 [2023-11-24 23:18:16,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:18:16,531 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:18:16,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9667d06b-7d33-47e6-bd25-e9754dcf7b97/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:18:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:18:17,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:18:17,210 INFO L285 TraceCheckSpWp]: Computing forward predicates...