./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.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_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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_1f517f83-ab50-45fd-ada6-b5fd029f3681/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 e6edf1c60fee021d2985f2e7b2e266d9e81bfd5dd117a7116b97b2086482be4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:27,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:27,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:59:27,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:27,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:27,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:27,940 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:27,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:27,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:27,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:27,943 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:27,944 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:27,944 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:27,945 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:27,945 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:27,946 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:27,947 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:27,947 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:27,948 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:27,948 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:27,949 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:27,950 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:27,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:27,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:27,952 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:27,952 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:27,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:27,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:27,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:27,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:27,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:27,955 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:27,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:27,955 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:27,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:27,956 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:27,957 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:27,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:27,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:27,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:27,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:27,959 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:27,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:27,960 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:27,960 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:27,960 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:27,961 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:27,961 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_1f517f83-ab50-45fd-ada6-b5fd029f3681/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6edf1c60fee021d2985f2e7b2e266d9e81bfd5dd117a7116b97b2086482be4e [2023-11-24 23:59:28,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:28,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:28,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:28,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:28,268 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:28,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i [2023-11-24 23:59:31,473 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:31,745 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:31,745 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i [2023-11-24 23:59:31,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data/5fedae574/0b058a76f7b64a31980139332fc7fe34/FLAG5583fcbdd [2023-11-24 23:59:31,770 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data/5fedae574/0b058a76f7b64a31980139332fc7fe34 [2023-11-24 23:59:31,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:31,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:31,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:31,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:31,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:31,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:31" (1/1) ... [2023-11-24 23:59:31,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d124b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:31, skipping insertion in model container [2023-11-24 23:59:31,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:31" (1/1) ... [2023-11-24 23:59:31,820 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:32,013 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_1f517f83-ab50-45fd-ada6-b5fd029f3681/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i[916,929] [2023-11-24 23:59:32,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:32,136 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:32,153 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_1f517f83-ab50-45fd-ada6-b5fd029f3681/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i[916,929] [2023-11-24 23:59:32,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:32,262 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:32,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32 WrapperNode [2023-11-24 23:59:32,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:32,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:32,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:32,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:32,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,352 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 277 [2023-11-24 23:59:32,352 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:32,353 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:32,353 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:32,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:32,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,398 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:32,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:32,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:32,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:32,400 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (1/1) ... [2023-11-24 23:59:32,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:32,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:32,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:32,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:32,547 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:32,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:59:32,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:32,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:32,686 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:32,689 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:33,293 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:33,840 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:33,840 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:33,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:33 BoogieIcfgContainer [2023-11-24 23:59:33,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:33,844 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:33,845 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:33,848 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:33,848 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:31" (1/3) ... [2023-11-24 23:59:33,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7967b776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:33, skipping insertion in model container [2023-11-24 23:59:33,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:32" (2/3) ... [2023-11-24 23:59:33,849 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7967b776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:33, skipping insertion in model container [2023-11-24 23:59:33,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:33" (3/3) ... [2023-11-24 23:59:33,851 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-74.i [2023-11-24 23:59:33,870 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:33,870 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:33,919 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:33,926 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;@2eeed783, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:33,926 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-24 23:59:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-24 23:59:33,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:33,946 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:33,946 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:33,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:33,952 INFO L85 PathProgramCache]: Analyzing trace with hash 561652609, now seen corresponding path program 1 times [2023-11-24 23:59:33,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:59:33,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614760056] [2023-11-24 23:59:33,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:33,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:59:34,139 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:59:34,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [270885167] [2023-11-24 23:59:34,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:34,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:34,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:34,154 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:59:34,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:59:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:34,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:59:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:34,817 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:59:34,820 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:59:34,822 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:59:34,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:35,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:35,045 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:59:35,048 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:59:35,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:59:35 BoogieIcfgContainer [2023-11-24 23:59:35,183 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:59:35,183 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:59:35,183 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:59:35,184 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:59:35,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:33" (3/4) ... [2023-11-24 23:59:35,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:59:35,187 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:59:35,189 INFO L158 Benchmark]: Toolchain (without parser) took 3413.90ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 81.1MB in the beginning and 111.5MB in the end (delta: -30.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:59:35,189 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:35,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.57ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 64.5MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:59:35,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.52ms. Allocated memory is still 125.8MB. Free memory was 64.5MB in the beginning and 60.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:59:35,197 INFO L158 Benchmark]: Boogie Preprocessor took 45.23ms. Allocated memory is still 125.8MB. Free memory was 60.7MB in the beginning and 58.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:35,199 INFO L158 Benchmark]: RCFGBuilder took 1443.07ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 58.6MB in the beginning and 109.9MB in the end (delta: -51.3MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-24 23:59:35,200 INFO L158 Benchmark]: TraceAbstraction took 1338.38ms. Allocated memory is still 163.6MB. Free memory was 108.9MB in the beginning and 111.5MB in the end (delta: -2.6MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2023-11-24 23:59:35,200 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 163.6MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:35,207 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 125.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.57ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 64.5MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.52ms. Allocated memory is still 125.8MB. Free memory was 64.5MB in the beginning and 60.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.23ms. Allocated memory is still 125.8MB. Free memory was 60.7MB in the beginning and 58.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1443.07ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 58.6MB in the beginning and 109.9MB in the end (delta: -51.3MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1338.38ms. Allocated memory is still 163.6MB. Free memory was 108.9MB in the beginning and 111.5MB in the end (delta: -2.6MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 163.6MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 213, overapproximation of bitwiseOr at line 63, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 16.66; [L23] unsigned char var_1_3 = 32; [L24] double var_1_4 = 49.275; [L25] double var_1_7 = 0.375; [L26] unsigned long int var_1_8 = 3826752623; [L27] signed char var_1_9 = 2; [L28] signed char var_1_10 = 64; [L29] signed char var_1_11 = -32; [L30] float var_1_12 = 1.4; [L31] float var_1_14 = 127.5; [L32] double var_1_15 = 50.5; [L33] double var_1_16 = 9.5; [L34] double var_1_17 = 0.0; [L35] double var_1_18 = 99.25; [L36] signed char var_1_19 = 0; [L37] signed char var_1_20 = -1; [L38] signed char var_1_21 = 5; [L39] unsigned char var_1_22 = 0; [L40] unsigned char var_1_25 = 1; [L41] signed long int var_1_26 = -128; [L42] signed long int var_1_27 = 4; [L43] unsigned char var_1_28 = 1; [L44] unsigned char var_1_30 = 0; [L45] signed char var_1_31 = -10; [L46] signed char var_1_32 = 1; [L47] signed char var_1_33 = -16; [L48] signed short int var_1_34 = -16; [L49] unsigned short int var_1_35 = 64; [L50] unsigned short int var_1_36 = 8; [L51] double last_1_var_1_1 = 16.66; [L52] float last_1_var_1_12 = 1.4; [L53] double last_1_var_1_15 = 50.5; [L54] signed long int last_1_var_1_26 = -128; [L55] unsigned char last_1_var_1_28 = 1; [L56] signed char last_1_var_1_31 = -10; [L57] signed short int last_1_var_1_34 = -16; [L217] isInitial = 1 [L218] FCALL initially() [L219] int k_loop; [L220] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=32, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L220] COND TRUE k_loop < 1 [L221] CALL updateLastVariables() [L204] last_1_var_1_1 = var_1_1 [L205] last_1_var_1_12 = var_1_12 [L206] last_1_var_1_15 = var_1_15 [L207] last_1_var_1_26 = var_1_26 [L208] last_1_var_1_28 = var_1_28 [L209] last_1_var_1_31 = var_1_31 [L210] last_1_var_1_34 = var_1_34 [L221] RET updateLastVariables() [L222] CALL updateVariables() [L153] var_1_3 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L155] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L156] var_1_4 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L158] var_1_8 = __VERIFIER_nondet_ulong() [L159] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_8 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_8 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L161] var_1_10 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L164] var_1_11 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L166] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L167] var_1_14 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L169] var_1_16 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L171] var_1_17 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_17 >= 4611686.018427387900e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_17 >= 4611686.018427387900e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L173] var_1_18 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427387900e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427387900e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L175] var_1_20 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_20 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 >= -1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L178] var_1_21 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L180] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L181] var_1_25 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L183] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L184] var_1_27 = __VERIFIER_nondet_long() [L185] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L186] CALL assume_abort_if_not(var_1_27 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_27 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L187] var_1_30 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L189] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L190] var_1_32 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L192] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L193] var_1_33 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L195] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L196] var_1_35 = __VERIFIER_nondet_ushort() [L197] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L198] CALL assume_abort_if_not(var_1_35 <= 32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_35 <= 32768) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=8, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L199] var_1_36 = __VERIFIER_nondet_ushort() [L200] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=32767, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=32767, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L201] CALL assume_abort_if_not(var_1_36 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=32767, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_36 <= 32767) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_15=101/2, var_1_19=0, var_1_1=833/50, var_1_20=1, var_1_21=0, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=32767, var_1_3=0, var_1_7=3/8, var_1_8=2147483647, var_1_9=2] [L222] RET updateVariables() [L223] CALL step() [L61] signed long int stepLocal_4 = last_1_var_1_31 * last_1_var_1_34; [L62] signed long int stepLocal_3 = ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11; [L63] EXPR var_1_21 | last_1_var_1_34 [L63] unsigned char stepLocal_2 = (var_1_21 | last_1_var_1_34) == var_1_20; [L64] COND FALSE !(stepLocal_2 && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) [L75] var_1_22 = var_1_25 [L77] unsigned char stepLocal_6 = last_1_var_1_1 < (var_1_18 + 128.9f); [L78] signed long int stepLocal_5 = last_1_var_1_26; [L79] COND FALSE !(stepLocal_6 || (var_1_14 > (var_1_16 * last_1_var_1_12))) [L86] var_1_28 = var_1_30 [L88] COND TRUE ! var_1_28 [L89] var_1_9 = ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))) [L91] COND TRUE \read(var_1_22) [L92] COND TRUE last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18)) [L93] COND TRUE \read(var_1_22) [L94] var_1_15 = ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))) [L102] var_1_19 = (var_1_20 - var_1_21) [L103] COND FALSE !((var_1_19 % (var_1_35 + var_1_36)) == var_1_27) [L108] var_1_26 = ((var_1_27 - var_1_34) + var_1_10) [L109] unsigned long int stepLocal_1 = ((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)); [L110] unsigned char stepLocal_0 = var_1_3; [L111] COND TRUE stepLocal_0 >= var_1_34 [L112] COND FALSE !(\read(var_1_28)) [L117] var_1_7 = var_1_4 [L122] COND TRUE var_1_19 <= (128 - var_1_3) [L123] var_1_1 = var_1_4 [L129] COND FALSE !(\read(var_1_28)) [L140] var_1_12 = var_1_4 [L142] COND TRUE var_1_22 || var_1_22 [L143] COND TRUE var_1_7 > var_1_17 [L144] var_1_31 = ((var_1_32 - 2) + var_1_33) [L223] RET step() [L224] CALL, EXPR property() [L213] EXPR (((((((var_1_19 <= (128 - var_1_3)) ? (var_1_1 == ((double) var_1_4)) : ((var_1_22 || var_1_28) ? (var_1_1 == ((double) var_1_4)) : 1)) && ((var_1_3 >= var_1_34) ? (var_1_28 ? (((var_1_8 - (1212980845u - var_1_34)) >= (((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)))) ? (var_1_7 == ((double) var_1_4)) : 1) : (var_1_7 == ((double) var_1_4))) : (var_1_7 == ((double) var_1_4)))) && ((! var_1_28) ? (var_1_9 == ((signed char) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1)) && (var_1_28 ? ((((((- var_1_7) < 0 ) ? -(- var_1_7) : (- var_1_7))) <= ((((var_1_4) < ((- last_1_var_1_12))) ? (var_1_4) : ((- last_1_var_1_12))))) ? (((! var_1_28) || var_1_22) ? (var_1_12 == ((float) 100000.6f)) : (var_1_12 == ((float) var_1_4))) : (var_1_12 == ((float) var_1_14))) : (var_1_12 == ((float) var_1_4)))) && (var_1_22 ? ((last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18))) ? (var_1_22 ? (var_1_15 == ((double) ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))))) : (var_1_15 == ((double) ((((var_1_14) > (63.25)) ? (var_1_14) : (63.25)))))) : 1) : (var_1_15 == ((double) 0.1)))) && (var_1_19 == ((signed char) (var_1_20 - var_1_21)))) && ((((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) [L213] EXPR var_1_21 | last_1_var_1_34 [L213] EXPR (((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25)) [L213] EXPR (((((((var_1_19 <= (128 - var_1_3)) ? (var_1_1 == ((double) var_1_4)) : ((var_1_22 || var_1_28) ? (var_1_1 == ((double) var_1_4)) : 1)) && ((var_1_3 >= var_1_34) ? (var_1_28 ? (((var_1_8 - (1212980845u - var_1_34)) >= (((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)))) ? (var_1_7 == ((double) var_1_4)) : 1) : (var_1_7 == ((double) var_1_4))) : (var_1_7 == ((double) var_1_4)))) && ((! var_1_28) ? (var_1_9 == ((signed char) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1)) && (var_1_28 ? ((((((- var_1_7) < 0 ) ? -(- var_1_7) : (- var_1_7))) <= ((((var_1_4) < ((- last_1_var_1_12))) ? (var_1_4) : ((- last_1_var_1_12))))) ? (((! var_1_28) || var_1_22) ? (var_1_12 == ((float) 100000.6f)) : (var_1_12 == ((float) var_1_4))) : (var_1_12 == ((float) var_1_14))) : (var_1_12 == ((float) var_1_4)))) && (var_1_22 ? ((last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18))) ? (var_1_22 ? (var_1_15 == ((double) ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))))) : (var_1_15 == ((double) ((((var_1_14) > (63.25)) ? (var_1_14) : (63.25)))))) : 1) : (var_1_15 == ((double) 0.1)))) && (var_1_19 == ((signed char) (var_1_20 - var_1_21)))) && ((((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) [L213-L214] return (((((((((((var_1_19 <= (128 - var_1_3)) ? (var_1_1 == ((double) var_1_4)) : ((var_1_22 || var_1_28) ? (var_1_1 == ((double) var_1_4)) : 1)) && ((var_1_3 >= var_1_34) ? (var_1_28 ? (((var_1_8 - (1212980845u - var_1_34)) >= (((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)))) ? (var_1_7 == ((double) var_1_4)) : 1) : (var_1_7 == ((double) var_1_4))) : (var_1_7 == ((double) var_1_4)))) && ((! var_1_28) ? (var_1_9 == ((signed char) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1)) && (var_1_28 ? ((((((- var_1_7) < 0 ) ? -(- var_1_7) : (- var_1_7))) <= ((((var_1_4) < ((- last_1_var_1_12))) ? (var_1_4) : ((- last_1_var_1_12))))) ? (((! var_1_28) || var_1_22) ? (var_1_12 == ((float) 100000.6f)) : (var_1_12 == ((float) var_1_4))) : (var_1_12 == ((float) var_1_14))) : (var_1_12 == ((float) var_1_4)))) && (var_1_22 ? ((last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18))) ? (var_1_22 ? (var_1_15 == ((double) ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))))) : (var_1_15 == ((double) ((((var_1_14) > (63.25)) ? (var_1_14) : (63.25)))))) : 1) : (var_1_15 == ((double) 0.1)))) && (var_1_19 == ((signed char) (var_1_20 - var_1_21)))) && ((((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25)))) && (var_1_26 == ((signed long int) ((var_1_27 - var_1_34) + var_1_10)))) && (((last_1_var_1_1 < (var_1_18 + 128.9f)) || (var_1_14 > (var_1_16 * last_1_var_1_12))) ? ((16u <= last_1_var_1_26) ? (var_1_28 == ((unsigned char) var_1_25)) : (var_1_28 == ((unsigned char) 0))) : (var_1_28 == ((unsigned char) var_1_30)))) && ((var_1_22 || var_1_22) ? ((var_1_7 > var_1_17) ? (var_1_31 == ((signed char) ((var_1_32 - 2) + var_1_33))) : (var_1_31 == ((signed char) var_1_21))) : (var_1_31 == ((signed char) var_1_11)))) && (((var_1_19 % (var_1_35 + var_1_36)) == var_1_27) ? (var_1_30 ? (var_1_34 == ((signed short int) var_1_10)) : 1) : 1) ; [L224] RET, EXPR property() [L224] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=2, var_1_14=0, var_1_15=2, var_1_19=1, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=1, var_1_25=1, var_1_26=142, var_1_27=0, var_1_28=0, var_1_30=0, var_1_31=1, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=32767, var_1_3=0, var_1_4=2, var_1_7=2, var_1_8=2147483647, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=2, var_1_14=0, var_1_15=2, var_1_19=1, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=1, var_1_25=1, var_1_26=142, var_1_27=0, var_1_28=0, var_1_30=0, var_1_31=1, var_1_32=63, var_1_33=-60, var_1_34=-16, var_1_35=32768, var_1_36=32767, var_1_3=0, var_1_4=2, var_1_7=2, var_1_8=2147483647, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 31, 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=58occurred 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, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:59:35,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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_1f517f83-ab50-45fd-ada6-b5fd029f3681/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 e6edf1c60fee021d2985f2e7b2e266d9e81bfd5dd117a7116b97b2086482be4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:37,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:37,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:59:37,940 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:37,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:37,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:37,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:37,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:37,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:37,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:37,993 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:37,994 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:37,994 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:38,000 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:38,001 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:38,001 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:38,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:38,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:38,003 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:38,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:38,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:38,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:38,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:38,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:38,007 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:59:38,007 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:59:38,008 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:59:38,008 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:38,009 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:38,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:38,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:38,011 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:59:38,011 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:38,011 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:38,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:38,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:38,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:38,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:38,013 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:59:38,014 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:38,014 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:38,014 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:38,015 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:38,015 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:38,016 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_1f517f83-ab50-45fd-ada6-b5fd029f3681/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6edf1c60fee021d2985f2e7b2e266d9e81bfd5dd117a7116b97b2086482be4e [2023-11-24 23:59:38,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:38,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:38,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:38,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:38,456 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:38,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i [2023-11-24 23:59:41,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:42,081 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:42,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i [2023-11-24 23:59:42,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data/e5e487e61/4acac999f1f14c9990e02800e17c55a0/FLAG1e22d5122 [2023-11-24 23:59:42,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/data/e5e487e61/4acac999f1f14c9990e02800e17c55a0 [2023-11-24 23:59:42,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:42,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:42,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:42,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:42,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:42,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2840b633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42, skipping insertion in model container [2023-11-24 23:59:42,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:42,300 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_1f517f83-ab50-45fd-ada6-b5fd029f3681/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i[916,929] [2023-11-24 23:59:42,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:42,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:42,415 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_1f517f83-ab50-45fd-ada6-b5fd029f3681/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-74.i[916,929] [2023-11-24 23:59:42,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:42,505 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:42,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42 WrapperNode [2023-11-24 23:59:42,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:42,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:42,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:42,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:42,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,587 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-24 23:59:42,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:42,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:42,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:42,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:42,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,609 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:42,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:42,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:42,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:42,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (1/1) ... [2023-11-24 23:59:42,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:42,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:42,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:42,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:59:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:42,959 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:42,961 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:52,580 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:52,688 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:52,689 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:52,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:52 BoogieIcfgContainer [2023-11-24 23:59:52,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:52,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:52,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:52,696 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:52,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:42" (1/3) ... [2023-11-24 23:59:52,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c805421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:52, skipping insertion in model container [2023-11-24 23:59:52,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:42" (2/3) ... [2023-11-24 23:59:52,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c805421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:52, skipping insertion in model container [2023-11-24 23:59:52,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:52" (3/3) ... [2023-11-24 23:59:52,702 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-74.i [2023-11-24 23:59:52,722 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:52,723 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:52,796 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:52,802 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;@14b449f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:52,803 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.509433962264151) internal successors, (80), 54 states have internal predecessors, (80), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-24 23:59:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-24 23:59:52,834 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:52,835 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:52,836 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:52,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:52,844 INFO L85 PathProgramCache]: Analyzing trace with hash -845960591, now seen corresponding path program 1 times [2023-11-24 23:59:52,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:52,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040868315] [2023-11-24 23:59:52,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:52,864 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:52,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:52,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:52,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:59:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:53,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:59:53,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2023-11-24 23:59:53,737 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:53,737 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:53,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1040868315] [2023-11-24 23:59:53,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1040868315] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:53,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:53,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:59:53,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552069606] [2023-11-24 23:59:53,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:53,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:59:53,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:53,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:59:53,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:53,804 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.509433962264151) internal successors, (80), 54 states have internal predecessors, (80), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-24 23:59:56,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:56,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:56,307 INFO L93 Difference]: Finished difference Result 173 states and 314 transitions. [2023-11-24 23:59:56,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:59:56,310 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 190 [2023-11-24 23:59:56,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:56,318 INFO L225 Difference]: With dead ends: 173 [2023-11-24 23:59:56,318 INFO L226 Difference]: Without dead ends: 85 [2023-11-24 23:59:56,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:56,326 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:56,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-11-24 23:59:56,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-24 23:59:56,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-24 23:59:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 52 states have internal predecessors, (75), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-24 23:59:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 137 transitions. [2023-11-24 23:59:56,407 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 137 transitions. Word has length 190 [2023-11-24 23:59:56,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:56,407 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 137 transitions. [2023-11-24 23:59:56,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-24 23:59:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 137 transitions. [2023-11-24 23:59:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-24 23:59:56,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:56,414 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:56,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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 [2023-11-24 23:59:56,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:56,630 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:56,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:56,631 INFO L85 PathProgramCache]: Analyzing trace with hash 926598699, now seen corresponding path program 1 times [2023-11-24 23:59:56,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:56,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1872230628] [2023-11-24 23:59:56,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:56,633 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 [2023-11-24 23:59:56,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:56,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:56,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:59:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:57,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:59:57,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 963 proven. 72 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2023-11-24 23:59:59,466 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:00:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 51 proven. 39 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-25 00:00:00,442 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:00:00,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1872230628] [2023-11-25 00:00:00,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1872230628] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:00:00,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1112649397] [2023-11-25 00:00:00,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:00,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:00:00,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:00:00,497 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:00:00,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-25 00:00:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:02,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:00:02,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-25 00:00:04,369 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:00:04,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1112649397] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:04,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:00:04,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9, 6] total 13 [2023-11-25 00:00:04,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989406395] [2023-11-25 00:00:04,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:04,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:00:04,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:00:04,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:00:04,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-25 00:00:04,375 INFO L87 Difference]: Start difference. First operand 85 states and 137 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:00:06,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:08,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:10,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:11,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:00:11,282 INFO L93 Difference]: Finished difference Result 253 states and 409 transitions. [2023-11-25 00:00:11,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:00:11,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 190 [2023-11-25 00:00:11,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:00:11,289 INFO L225 Difference]: With dead ends: 253 [2023-11-25 00:00:11,289 INFO L226 Difference]: Without dead ends: 169 [2023-11-25 00:00:11,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 567 GetRequests, 555 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-25 00:00:11,293 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 42 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-25 00:00:11,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 273 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2023-11-25 00:00:11,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-25 00:00:11,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2023-11-25 00:00:11,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 102 states have (on average 1.4411764705882353) internal successors, (147), 102 states have internal predecessors, (147), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-25 00:00:11,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 271 transitions. [2023-11-25 00:00:11,349 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 271 transitions. Word has length 190 [2023-11-25 00:00:11,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:00:11,351 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 271 transitions. [2023-11-25 00:00:11,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:00:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2023-11-25 00:00:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-25 00:00:11,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:11,356 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:00:11,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:11,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:11,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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 00:00:11,770 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:11,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:11,771 INFO L85 PathProgramCache]: Analyzing trace with hash 451509819, now seen corresponding path program 1 times [2023-11-25 00:00:11,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:00:11,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521921146] [2023-11-25 00:00:11,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:11,772 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 00:00:11,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:00:11,774 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/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 00:00:11,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:00:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:12,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:00:12,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:14,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 963 proven. 72 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2023-11-25 00:00:14,614 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:00:15,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 51 proven. 39 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-25 00:00:15,542 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:00:15,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521921146] [2023-11-25 00:00:15,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521921146] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:00:15,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1354709847] [2023-11-25 00:00:15,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:15,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:00:15,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:00:15,551 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:00:15,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f517f83-ab50-45fd-ada6-b5fd029f3681/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-25 00:00:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:16,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:00:16,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:16,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-25 00:00:16,662 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:00:16,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1354709847] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:16,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:00:16,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 14 [2023-11-25 00:00:16,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771113832] [2023-11-25 00:00:16,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:16,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:00:16,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:00:16,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:00:16,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2023-11-25 00:00:16,667 INFO L87 Difference]: Start difference. First operand 167 states and 271 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-25 00:00:20,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:23,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:25,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:27,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:29,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []