./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.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_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/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_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/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_7525432d-6d96-45e8-bf91-0a315a192612/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 ef8d599aaab4423f4d5111d720b46d2b710d7fd58e3e665c60b9f1b1b95811e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:06:11,342 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:06:11,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:06:11,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:06:11,423 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:06:11,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:06:11,453 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:06:11,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:06:11,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:06:11,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:06:11,456 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:06:11,457 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:06:11,458 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:06:11,458 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:06:11,459 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:06:11,460 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:06:11,460 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:06:11,461 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:06:11,462 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:06:11,462 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:06:11,463 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:06:11,464 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:06:11,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:06:11,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:06:11,466 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:06:11,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:06:11,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:06:11,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:06:11,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:06:11,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:06:11,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:06:11,470 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:06:11,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:06:11,471 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:06:11,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:06:11,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:06:11,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:06:11,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:11,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:06:11,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:06:11,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:06:11,476 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:06:11,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:06:11,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:06:11,477 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:06:11,477 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:06:11,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:06:11,477 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_7525432d-6d96-45e8-bf91-0a315a192612/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef8d599aaab4423f4d5111d720b46d2b710d7fd58e3e665c60b9f1b1b95811e3 [2023-11-25 00:06:11,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:06:11,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:06:11,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:06:11,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:06:11,865 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:06:11,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i [2023-11-25 00:06:15,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:06:15,582 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:06:15,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i [2023-11-25 00:06:15,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data/f19302045/49a1336ee43243f597fe0858f5e54e13/FLAGd5c00b88c [2023-11-25 00:06:15,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data/f19302045/49a1336ee43243f597fe0858f5e54e13 [2023-11-25 00:06:15,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:06:15,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:06:15,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:15,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:06:15,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:06:15,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:15" (1/1) ... [2023-11-25 00:06:15,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6165271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:15, skipping insertion in model container [2023-11-25 00:06:15,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:15" (1/1) ... [2023-11-25 00:06:15,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:06:15,875 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_7525432d-6d96-45e8-bf91-0a315a192612/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i[916,929] [2023-11-25 00:06:16,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:16,035 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:06:16,052 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_7525432d-6d96-45e8-bf91-0a315a192612/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i[916,929] [2023-11-25 00:06:16,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:16,135 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:06:16,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16 WrapperNode [2023-11-25 00:06:16,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:16,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:16,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:06:16,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:06:16,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,230 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 299 [2023-11-25 00:06:16,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:16,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:06:16,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:06:16,232 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:06:16,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:06:16,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:06:16,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:06:16,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:06:16,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:16,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:16,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:06:16,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:06:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:06:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:06:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:06:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:06:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:06:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:06:16,570 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:06:16,573 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:06:17,339 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:06:18,038 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:06:18,038 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:06:18,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:18 BoogieIcfgContainer [2023-11-25 00:06:18,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:06:18,046 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:06:18,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:06:18,051 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:06:18,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:06:15" (1/3) ... [2023-11-25 00:06:18,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@345b8e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:18, skipping insertion in model container [2023-11-25 00:06:18,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (2/3) ... [2023-11-25 00:06:18,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@345b8e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:18, skipping insertion in model container [2023-11-25 00:06:18,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:18" (3/3) ... [2023-11-25 00:06:18,058 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-72.i [2023-11-25 00:06:18,085 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:06:18,086 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:06:18,167 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:06:18,177 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;@89d438e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:06:18,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:06:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 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) [2023-11-25 00:06:18,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-25 00:06:18,200 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:18,201 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] [2023-11-25 00:06:18,202 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:18,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:18,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1275414093, now seen corresponding path program 1 times [2023-11-25 00:06:18,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:06:18,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496618245] [2023-11-25 00:06:18,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:18,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:06:18,505 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:06:18,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1183033212] [2023-11-25 00:06:18,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:18,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:06:18,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:18,515 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:06:18,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:06:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:06:18,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:06:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:06:19,307 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:06:19,310 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:06:19,312 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:06:19,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-25 00:06:19,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:06:19,531 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:06:19,534 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:06:19,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:06:19 BoogieIcfgContainer [2023-11-25 00:06:19,750 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:06:19,751 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:06:19,751 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:06:19,751 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:06:19,752 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:18" (3/4) ... [2023-11-25 00:06:19,755 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:06:19,756 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:06:19,758 INFO L158 Benchmark]: Toolchain (without parser) took 4126.45ms. Allocated memory is still 184.5MB. Free memory was 142.3MB in the beginning and 72.3MB in the end (delta: 69.9MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-11-25 00:06:19,758 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:06:19,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.25ms. Allocated memory is still 184.5MB. Free memory was 142.3MB in the beginning and 125.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:06:19,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.58ms. Allocated memory is still 184.5MB. Free memory was 125.0MB in the beginning and 119.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:06:19,761 INFO L158 Benchmark]: Boogie Preprocessor took 64.39ms. Allocated memory is still 184.5MB. Free memory was 119.2MB in the beginning and 116.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:06:19,762 INFO L158 Benchmark]: RCFGBuilder took 1744.60ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 134.2MB in the end (delta: -17.6MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-11-25 00:06:19,763 INFO L158 Benchmark]: TraceAbstraction took 1703.99ms. Allocated memory is still 184.5MB. Free memory was 134.2MB in the beginning and 72.3MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-25 00:06:19,763 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 184.5MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:06:19,767 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.25ms. Allocated memory is still 184.5MB. Free memory was 142.3MB in the beginning and 125.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.58ms. Allocated memory is still 184.5MB. Free memory was 125.0MB in the beginning and 119.7MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.39ms. Allocated memory is still 184.5MB. Free memory was 119.2MB in the beginning and 116.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1744.60ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 134.2MB in the end (delta: -17.6MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1703.99ms. Allocated memory is still 184.5MB. Free memory was 134.2MB in the beginning and 72.3MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 184.5MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 62, overapproximation of bitwiseAnd at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someUnaryFLOAToperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] signed short int var_1_8 = -16; [L28] signed long int var_1_12 = -10; [L29] double var_1_14 = 127.8; [L30] double var_1_15 = 1.375; [L31] unsigned char var_1_19 = 1; [L32] float var_1_20 = 10.4; [L33] float var_1_21 = 3.075; [L34] double var_1_22 = 64.375; [L35] signed char var_1_23 = 16; [L36] signed char var_1_24 = 64; [L37] signed char var_1_25 = 0; [L38] double var_1_26 = 255.125; [L39] unsigned short int var_1_27 = 128; [L40] unsigned char var_1_28 = 1; [L41] unsigned short int var_1_29 = 128; [L42] unsigned short int var_1_30 = 49567; [L43] unsigned short int var_1_31 = 100; [L44] unsigned short int var_1_32 = 0; [L45] unsigned short int var_1_33 = 1; [L46] unsigned short int var_1_34 = 4; [L47] unsigned short int var_1_35 = 0; [L48] unsigned long int var_1_36 = 16; [L49] signed short int last_1_var_1_8 = -16; [L50] signed long int last_1_var_1_12 = -10; [L51] float last_1_var_1_20 = 10.4; [L52] signed char last_1_var_1_23 = 16; [L53] unsigned char last_1_var_1_28 = 1; [L54] unsigned short int last_1_var_1_29 = 128; [L55] unsigned long int last_1_var_1_36 = 16; [L204] isInitial = 1 [L205] FCALL initially() [L206] int k_loop; [L207] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L207] COND TRUE k_loop < 1 [L208] CALL updateLastVariables() [L191] last_1_var_1_8 = var_1_8 [L192] last_1_var_1_12 = var_1_12 [L193] last_1_var_1_20 = var_1_20 [L194] last_1_var_1_23 = var_1_23 [L195] last_1_var_1_28 = var_1_28 [L196] last_1_var_1_29 = var_1_29 [L197] last_1_var_1_36 = var_1_36 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L147] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L148] var_1_5 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L150] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L151] var_1_6 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=-16] [L153] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=-16] [L156] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L159] CALL assume_abort_if_not(var_1_14 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L160] var_1_15 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L162] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L165] var_1_24 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_24 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L167] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L168] var_1_25 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L171] var_1_30 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L173] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L174] var_1_31 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L176] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L177] var_1_32 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L179] CALL assume_abort_if_not(var_1_32 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L180] var_1_33 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L182] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L183] var_1_34 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L185] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L186] var_1_35 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L188] CALL assume_abort_if_not(var_1_35 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_35=2, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_35 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=63, var_1_25=61, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_35=2, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L209] RET updateVariables() [L210] CALL step() [L59] signed long int stepLocal_7 = last_1_var_1_23 + var_1_24; [L60] signed long int stepLocal_6 = last_1_var_1_23; [L61] COND FALSE !(\read(var_1_7)) [L70] var_1_28 = 0 [L72] unsigned char stepLocal_5 = var_1_21 != last_1_var_1_20; [L73] COND TRUE (var_1_6 || last_1_var_1_28) && stepLocal_5 [L74] var_1_23 = (-1 - (var_1_24 - var_1_25)) [L78] COND FALSE !(\read(var_1_5)) [L81] var_1_26 = var_1_21 [L83] var_1_27 = var_1_24 [L84] COND FALSE !(\read(var_1_28)) [L87] var_1_8 = var_1_23 [L89] unsigned char stepLocal_3 = var_1_27 < (var_1_23 >> 25); [L90] unsigned short int stepLocal_2 = var_1_27; [L91] COND FALSE !(stepLocal_3 && var_1_6) [L98] var_1_19 = var_1_7 [L100] signed long int stepLocal_4 = last_1_var_1_8; [L101] COND FALSE !(last_1_var_1_23 <= stepLocal_4) [L104] var_1_20 = var_1_21 [L106] COND TRUE var_1_20 > var_1_15 [L107] var_1_22 = var_1_21 [L109] COND FALSE !(var_1_20 < var_1_14) [L112] var_1_29 = ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))) [L114] EXPR (var_1_23 * var_1_23) & var_1_8 [L114] signed long int stepLocal_1 = (var_1_23 * var_1_23) & var_1_8; [L115] COND TRUE (var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26) [L116] COND TRUE var_1_14 >= (var_1_15 * var_1_22) [L117] var_1_12 = (var_1_23 + var_1_23) [L128] unsigned char stepLocal_0 = var_1_28; [L129] COND FALSE !(stepLocal_0 || var_1_19) [L132] var_1_1 = (var_1_4 && ((var_1_5 || var_1_6) || var_1_7)) [L134] COND TRUE (var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36) [L135] var_1_36 = var_1_30 [L210] RET step() [L211] CALL, EXPR property() [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))) [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0))) [L200-L201] return ((((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0)))) && ((var_1_20 < var_1_14) ? (var_1_29 == ((unsigned short int) ((((((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) < (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33))))) ? (((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) : (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33)))))))) : (var_1_29 == ((unsigned short int) ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))))))) && (((var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36)) ? (var_1_36 == ((unsigned long int) var_1_30)) : ((((var_1_28 || var_1_19) || var_1_7) && var_1_1) ? (var_1_36 == ((unsigned long int) var_1_31)) : (var_1_36 == ((unsigned long int) var_1_34)))) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-6, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=-3, var_1_24=63, var_1_25=61, var_1_26=515/8, var_1_27=63, var_1_28=0, var_1_29=63, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_35=2, var_1_36=65534, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-6, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=-3, var_1_24=63, var_1_25=61, var_1_26=515/8, var_1_27=63, var_1_28=0, var_1_29=63, var_1_30=65534, var_1_31=0, var_1_32=0, var_1_33=65534, var_1_34=61, var_1_35=2, var_1_36=65534, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, 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=53occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:06:19,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/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_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/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_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/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_7525432d-6d96-45e8-bf91-0a315a192612/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 ef8d599aaab4423f4d5111d720b46d2b710d7fd58e3e665c60b9f1b1b95811e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:06:23,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:06:23,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:06:23,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:06:23,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:06:23,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:06:23,249 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:06:23,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:06:23,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:06:23,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:06:23,259 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:06:23,259 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:06:23,260 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:06:23,262 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:06:23,263 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:06:23,263 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:06:23,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:06:23,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:06:23,266 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:06:23,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:06:23,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:06:23,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:06:23,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:06:23,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:06:23,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:06:23,271 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:06:23,271 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:06:23,272 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:06:23,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:06:23,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:06:23,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:06:23,275 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:06:23,275 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:06:23,276 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:06:23,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:23,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:06:23,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:06:23,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:06:23,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:06:23,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:06:23,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:06:23,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:06:23,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:06:23,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:06:23,281 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_7525432d-6d96-45e8-bf91-0a315a192612/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef8d599aaab4423f4d5111d720b46d2b710d7fd58e3e665c60b9f1b1b95811e3 [2023-11-25 00:06:23,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:06:23,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:06:23,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:06:23,859 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:06:23,860 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:06:23,861 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i [2023-11-25 00:06:27,287 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:06:27,600 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:06:27,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i [2023-11-25 00:06:27,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data/478b99807/e7e305dc426040978489f16cbf97e0c5/FLAG71a3b95be [2023-11-25 00:06:27,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/data/478b99807/e7e305dc426040978489f16cbf97e0c5 [2023-11-25 00:06:27,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:06:27,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:06:27,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:27,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:06:27,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:06:27,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6213d097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27, skipping insertion in model container [2023-11-25 00:06:27,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:06:27,973 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_7525432d-6d96-45e8-bf91-0a315a192612/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i[916,929] [2023-11-25 00:06:28,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:28,184 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:06:28,209 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_7525432d-6d96-45e8-bf91-0a315a192612/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-72.i[916,929] [2023-11-25 00:06:28,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:28,325 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:06:28,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28 WrapperNode [2023-11-25 00:06:28,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:28,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:28,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:06:28,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:06:28,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,417 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-11-25 00:06:28,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:28,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:06:28,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:06:28,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:06:28,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,536 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,558 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:06:28,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:06:28,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:06:28,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:06:28,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (1/1) ... [2023-11-25 00:06:28,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:28,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:28,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:06:28,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:06:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:06:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:06:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:06:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:06:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:06:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:06:28,849 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:06:28,852 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:06:40,322 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:06:40,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:06:40,443 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:06:40,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:40 BoogieIcfgContainer [2023-11-25 00:06:40,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:06:40,463 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:06:40,464 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:06:40,468 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:06:40,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:06:27" (1/3) ... [2023-11-25 00:06:40,469 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6507c1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:40, skipping insertion in model container [2023-11-25 00:06:40,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:28" (2/3) ... [2023-11-25 00:06:40,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6507c1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:40, skipping insertion in model container [2023-11-25 00:06:40,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:40" (3/3) ... [2023-11-25 00:06:40,472 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-72.i [2023-11-25 00:06:40,496 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:06:40,496 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:06:40,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:06:40,569 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;@292dc133, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:06:40,569 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:06:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 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) [2023-11-25 00:06:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-25 00:06:40,607 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:40,608 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, 1] [2023-11-25 00:06:40,609 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:40,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:40,615 INFO L85 PathProgramCache]: Analyzing trace with hash -389041652, now seen corresponding path program 1 times [2023-11-25 00:06:40,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:06:40,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [489175423] [2023-11-25 00:06:40,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:40,633 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:06:40,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:06:40,636 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:06:40,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:06:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:42,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:06:42,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:42,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-25 00:06:42,608 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:06:42,609 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:06:42,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [489175423] [2023-11-25 00:06:42,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [489175423] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:06:42,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:06:42,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:06:42,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124922370] [2023-11-25 00:06:42,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:06:42,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:06:42,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:06:42,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:06:42,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:06:42,655 INFO L87 Difference]: Start difference. First operand has 80 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 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 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-25 00:06:45,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:06:46,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:06:46,264 INFO L93 Difference]: Finished difference Result 159 states and 284 transitions. [2023-11-25 00:06:46,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:06:46,267 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 183 [2023-11-25 00:06:46,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:06:46,277 INFO L225 Difference]: With dead ends: 159 [2023-11-25 00:06:46,277 INFO L226 Difference]: Without dead ends: 78 [2023-11-25 00:06:46,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:06:46,287 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-25 00:06:46,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2023-11-25 00:06:46,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-25 00:06:46,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-25 00:06:46,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 47 states have internal predecessors, (65), 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) [2023-11-25 00:06:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-11-25 00:06:46,341 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 183 [2023-11-25 00:06:46,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:06:46,341 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-11-25 00:06:46,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-25 00:06:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-25 00:06:46,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-25 00:06:46,347 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:46,348 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, 1] [2023-11-25 00:06:46,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/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)] Ended with exit code 0 [2023-11-25 00:06:46,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:06:46,564 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:46,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:46,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1810816526, now seen corresponding path program 1 times [2023-11-25 00:06:46,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:06:46,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563364031] [2023-11-25 00:06:46,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:46,567 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:06:46,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:06:46,569 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:06:46,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:06:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:48,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:06:48,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-25 00:06:51,184 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:06:52,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 9 proven. 75 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-25 00:06:52,747 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:06:52,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563364031] [2023-11-25 00:06:52,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563364031] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:06:52,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1832738736] [2023-11-25 00:06:52,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:52,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:06:52,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:06:52,806 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:06:52,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7525432d-6d96-45e8-bf91-0a315a192612/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-25 00:06:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:55,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-25 00:06:55,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:02,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-25 00:07:02,999 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:02,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1832738736] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:03,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:07:03,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-25 00:07:03,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493052105] [2023-11-25 00:07:03,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:03,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:07:03,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:03,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:07:03,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-25 00:07:03,006 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 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) [2023-11-25 00:07:06,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:07:08,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []