./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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_1dc95d77-1239-4c53-bdcb-82bee545077e/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 cf501da3c4a1c18e1058beb9a02bc58a85939730496d89c414df53adb777d528 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:41,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:42,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:03:42,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:42,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:42,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:42,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:42,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:42,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:42,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:42,094 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:42,095 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:42,095 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:42,096 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:03:42,097 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:42,097 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:42,098 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:03:42,099 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:03:42,099 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:42,100 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:03:42,101 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:03:42,101 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:03:42,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:42,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:42,104 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:42,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:03:42,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:42,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:42,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:42,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:42,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:42,107 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:42,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:42,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:42,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:42,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:42,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:42,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:42,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:42,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:42,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:42,130 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:03:42,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:03:42,131 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:42,132 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:42,133 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:42,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:42,133 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_1dc95d77-1239-4c53-bdcb-82bee545077e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf501da3c4a1c18e1058beb9a02bc58a85939730496d89c414df53adb777d528 [2023-11-25 00:03:42,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:42,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:42,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:42,488 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:42,489 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:42,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i [2023-11-25 00:03:45,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:45,817 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:45,817 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i [2023-11-25 00:03:45,828 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data/bc596c56e/f4a242d7d5a640b2aaec9b5558b74f44/FLAGf7dc2342b [2023-11-25 00:03:45,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data/bc596c56e/f4a242d7d5a640b2aaec9b5558b74f44 [2023-11-25 00:03:45,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:45,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:45,849 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:45,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:45,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:45,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:45" (1/1) ... [2023-11-25 00:03:45,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef99238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:45, skipping insertion in model container [2023-11-25 00:03:45,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:45" (1/1) ... [2023-11-25 00:03:45,914 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:46,121 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_1dc95d77-1239-4c53-bdcb-82bee545077e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i[916,929] [2023-11-25 00:03:46,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:46,266 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:46,279 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_1dc95d77-1239-4c53-bdcb-82bee545077e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i[916,929] [2023-11-25 00:03:46,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:46,337 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:46,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46 WrapperNode [2023-11-25 00:03:46,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:46,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:46,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:46,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:46,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,444 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2023-11-25 00:03:46,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:46,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:46,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:46,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:46,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,471 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:46,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:46,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:46,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:46,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (1/1) ... [2023-11-25 00:03:46,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:46,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:46,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:46,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:46,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:03:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:03:46,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:03:46,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:03:46,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:46,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:46,760 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:46,762 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:47,374 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:47,867 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:47,867 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:47,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:47 BoogieIcfgContainer [2023-11-25 00:03:47,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:47,871 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:47,871 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:47,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:47,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:45" (1/3) ... [2023-11-25 00:03:47,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce10d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:47, skipping insertion in model container [2023-11-25 00:03:47,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:46" (2/3) ... [2023-11-25 00:03:47,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce10d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:47, skipping insertion in model container [2023-11-25 00:03:47,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:47" (3/3) ... [2023-11-25 00:03:47,881 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-65.i [2023-11-25 00:03:47,902 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:47,902 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:03:47,967 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:03:47,975 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;@3fdc9120, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:03:47,976 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:03:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-25 00:03:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-25 00:03:48,005 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:48,006 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:03:48,007 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:48,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:48,016 INFO L85 PathProgramCache]: Analyzing trace with hash -658573337, now seen corresponding path program 1 times [2023-11-25 00:03:48,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:03:48,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305130499] [2023-11-25 00:03:48,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:48,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:03:48,282 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:03:48,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [970320548] [2023-11-25 00:03:48,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:48,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:03:48,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:48,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:03:48,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:03:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:03:49,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:03:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:03:49,760 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:03:49,763 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:03:49,764 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:03:49,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:03:49,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:03:49,981 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:03:49,984 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:03:50,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:03:50 BoogieIcfgContainer [2023-11-25 00:03:50,210 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:03:50,211 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:03:50,211 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:03:50,211 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:03:50,212 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:47" (3/4) ... [2023-11-25 00:03:50,214 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:03:50,215 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:03:50,217 INFO L158 Benchmark]: Toolchain (without parser) took 4369.39ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 136.9MB in the beginning and 158.2MB in the end (delta: -21.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-25 00:03:50,218 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 130.0MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:50,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.27ms. Allocated memory is still 165.7MB. Free memory was 136.1MB in the beginning and 119.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:03:50,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.76ms. Allocated memory is still 165.7MB. Free memory was 119.3MB in the beginning and 112.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-25 00:03:50,225 INFO L158 Benchmark]: Boogie Preprocessor took 75.72ms. Allocated memory is still 165.7MB. Free memory was 112.3MB in the beginning and 108.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:03:50,227 INFO L158 Benchmark]: RCFGBuilder took 1346.89ms. Allocated memory is still 165.7MB. Free memory was 108.9MB in the beginning and 116.9MB in the end (delta: -8.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-25 00:03:50,228 INFO L158 Benchmark]: TraceAbstraction took 2339.27ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 115.9MB in the beginning and 158.2MB in the end (delta: -42.3MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2023-11-25 00:03:50,228 INFO L158 Benchmark]: Witness Printer took 4.83ms. Allocated memory is still 199.2MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:50,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 130.0MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.27ms. Allocated memory is still 165.7MB. Free memory was 136.1MB in the beginning and 119.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.76ms. Allocated memory is still 165.7MB. Free memory was 119.3MB in the beginning and 112.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.72ms. Allocated memory is still 165.7MB. Free memory was 112.3MB in the beginning and 108.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1346.89ms. Allocated memory is still 165.7MB. Free memory was 108.9MB in the beginning and 116.9MB in the end (delta: -8.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2339.27ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 115.9MB in the beginning and 158.2MB in the end (delta: -42.3MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Witness Printer took 4.83ms. Allocated memory is still 199.2MB. Free memory is still 158.2MB. 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 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of shiftRight at line 117. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 10; [L23] unsigned char var_1_5 = 100; [L24] unsigned char var_1_6 = 32; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 5; [L27] signed short int var_1_9 = 8; [L28] signed long int var_1_10 = -1; [L29] float var_1_12 = 10.375; [L30] float var_1_13 = 7.5; [L31] float var_1_14 = 128.125; [L32] float var_1_15 = 999999.7; [L33] signed long int var_1_16 = 8; [L34] unsigned char var_1_17 = 1; [L35] unsigned char var_1_18 = 1; [L36] unsigned char var_1_19 = 0; [L37] unsigned long int var_1_20 = 16; [L38] unsigned short int var_1_21 = 5; [L39] unsigned short int var_1_23 = 61585; [L40] signed short int var_1_24 = -10000; [L41] unsigned short int var_1_25 = 16936; [L42] unsigned char var_1_27 = 1; [L43] unsigned char var_1_28 = 0; [L44] unsigned char var_1_29 = 1; [L45] unsigned char var_1_30 = 8; [L46] signed long int var_1_31 = 25; [L47] unsigned long int var_1_32 = 4; [L48] signed long int var_1_33 = 1617629083; [L49] signed long int var_1_34 = 1000000000; [L50] signed long int var_1_35 = 1000000000; [L51] unsigned char var_1_36 = 10; [L52] signed short int var_1_37 = 256; [L53] unsigned char last_1_var_1_17 = 1; [L54] unsigned short int last_1_var_1_21 = 5; [L55] unsigned char last_1_var_1_27 = 1; [L56] unsigned char last_1_var_1_29 = 1; [L57] unsigned char last_1_var_1_36 = 10; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L191] last_1_var_1_17 = var_1_17 [L192] last_1_var_1_21 = var_1_21 [L193] last_1_var_1_27 = var_1_27 [L194] last_1_var_1_29 = var_1_29 [L195] last_1_var_1_36 = var_1_36 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L140] var_1_6 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_7=128, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_7=128, var_1_8=5, var_1_9=8] [L142] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=128, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=128, var_1_8=5, var_1_9=8] [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=5, var_1_9=8] [L145] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=5, var_1_9=8] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_9=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_9=8] [L148] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L149] var_1_10 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_10 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_10 >= -2147483648) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L151] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L152] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L153] var_1_13 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L155] var_1_14 = __VERIFIER_nondet_float() [L156] 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_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L156] 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_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L157] var_1_15 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L159] var_1_18 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L161] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L162] var_1_19 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L164] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L165] var_1_23 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_23 >= 49151) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 >= 49151) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L167] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L168] var_1_25 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_25 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 16383) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L170] CALL assume_abort_if_not(var_1_25 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 32767) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L171] var_1_28 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L173] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L174] var_1_30 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L176] CALL assume_abort_if_not(var_1_30 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L177] var_1_32 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L179] CALL assume_abort_if_not(var_1_32 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 16) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L180] var_1_33 = __VERIFIER_nondet_long() [L181] CALL assume_abort_if_not(var_1_33 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 >= 1073741822) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L182] CALL assume_abort_if_not(var_1_33 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_33 <= 2147483646) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L183] var_1_34 = __VERIFIER_nondet_long() [L184] CALL assume_abort_if_not(var_1_34 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 536870911) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L185] CALL assume_abort_if_not(var_1_34 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 1073741823) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L186] var_1_35 = __VERIFIER_nondet_long() [L187] CALL assume_abort_if_not(var_1_35 >= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1073741823, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_35 >= 536870912) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1073741823, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L188] CALL assume_abort_if_not(var_1_35 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1073741823, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_35 <= 1073741823) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=25, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1073741823, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=8] [L206] RET updateVariables() [L207] CALL step() [L61] COND TRUE \read(last_1_var_1_17) [L62] COND TRUE \read(last_1_var_1_17) [L63] var_1_1 = (16 - 2) [L68] var_1_20 = ((((var_1_1) < (64u)) ? (var_1_1) : (64u))) [L69] signed long int stepLocal_1 = last_1_var_1_36; [L70] COND FALSE !(stepLocal_1 == (((((last_1_var_1_21) > (var_1_6)) ? (last_1_var_1_21) : (var_1_6))) / var_1_10)) [L73] COND TRUE \read(last_1_var_1_27) [L74] var_1_17 = var_1_19 [L77] COND TRUE \read(last_1_var_1_27) [L78] var_1_5 = ((((var_1_6) < ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))) [L80] COND TRUE \read(last_1_var_1_27) [L81] var_1_12 = ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) [L85] signed long int stepLocal_6 = var_1_6 / var_1_23; [L86] COND FALSE !(var_1_10 >= stepLocal_6) [L89] var_1_36 = (((((var_1_7 - var_1_32)) < (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) ? ((var_1_7 - var_1_32)) : (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6)))))) [L91] unsigned long int stepLocal_0 = var_1_20; [L92] COND FALSE !(var_1_12 > (- (var_1_13 + var_1_12))) [L95] COND TRUE stepLocal_0 <= var_1_7 [L96] var_1_16 = var_1_20 [L101] COND TRUE var_1_5 <= ((var_1_7 + var_1_8) / var_1_10) [L102] COND FALSE !(7.5 >= var_1_12) [L105] var_1_9 = var_1_8 [L108] COND TRUE (var_1_13 * ((((var_1_12) < (25.5)) ? (var_1_12) : (25.5)))) >= (var_1_14 + var_1_12) [L109] var_1_37 = ((((var_1_5) < (var_1_36)) ? (var_1_5) : (var_1_36))) [L113] unsigned char stepLocal_5 = var_1_36; [L114] COND FALSE !(((((var_1_20) < (var_1_9)) ? (var_1_20) : (var_1_9))) >= stepLocal_5) [L117] EXPR var_1_16 >> var_1_32 [L117] COND TRUE (var_1_1 * (var_1_36 + var_1_23)) >= (var_1_16 >> var_1_32) [L118] var_1_31 = ((((((var_1_33 - var_1_8)) < (var_1_1)) ? ((var_1_33 - var_1_8)) : (var_1_1))) - ((var_1_34 + var_1_35) - var_1_7)) [L120] unsigned char stepLocal_4 = var_1_5; [L121] COND TRUE ! var_1_17 [L122] COND FALSE !(var_1_31 >= stepLocal_4) [L126] signed long int stepLocal_2 = var_1_31; [L127] COND FALSE !(var_1_13 == var_1_12) [L132] signed long int stepLocal_3 = var_1_23 - (var_1_25 - var_1_7); [L133] COND FALSE !(stepLocal_3 <= (~ var_1_1)) [L207] RET step() [L208] CALL, EXPR property() [L198] EXPR (((((((((((last_1_var_1_17 ? (last_1_var_1_17 ? (var_1_1 == ((signed long int) (16 - 2))) : (var_1_1 == ((signed long int) last_1_var_1_29))) : 1) && (last_1_var_1_27 ? (var_1_5 == ((unsigned char) ((((var_1_6) < ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : 1)) && ((var_1_5 <= ((var_1_7 + var_1_8) / var_1_10)) ? ((7.5 >= var_1_12) ? (var_1_9 == ((signed short int) var_1_7)) : (var_1_9 == ((signed short int) var_1_8))) : 1)) && (last_1_var_1_27 ? (var_1_12 == ((float) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))))) && ((var_1_12 > (- (var_1_13 + var_1_12))) ? (var_1_16 == ((signed long int) var_1_7)) : ((var_1_20 <= var_1_7) ? (var_1_16 == ((signed long int) var_1_20)) : (var_1_16 == ((signed long int) var_1_6))))) && ((last_1_var_1_36 == (((((last_1_var_1_21) > (var_1_6)) ? (last_1_var_1_21) : (var_1_6))) / var_1_10)) ? (var_1_17 == ((unsigned char) (! (var_1_18 && (! var_1_19))))) : (last_1_var_1_27 ? (var_1_17 == ((unsigned char) var_1_19)) : 1))) && (var_1_20 == ((unsigned long int) ((((var_1_1) < (64u)) ? (var_1_1) : (64u)))))) && ((var_1_13 == var_1_12) ? ((var_1_31 <= ((var_1_23 - var_1_6) - var_1_37)) ? (var_1_21 == ((unsigned short int) var_1_8)) : 1) : 1)) && (((var_1_23 - (var_1_25 - var_1_7)) <= (~ var_1_1)) ? (var_1_18 ? (var_1_24 == ((signed short int) (((((var_1_21 - (var_1_8 + var_1_29))) < (var_1_23)) ? ((var_1_21 - (var_1_8 + var_1_29))) : (var_1_23))))) : 1) : 1)) && ((! var_1_17) ? ((var_1_31 >= var_1_5) ? (var_1_27 == ((unsigned char) (var_1_19 || ((var_1_29 <= var_1_10) && var_1_28)))) : 1) : 1)) && ((((((var_1_20) < (var_1_9)) ? (var_1_20) : (var_1_9))) >= var_1_36) ? (var_1_29 == ((unsigned char) var_1_30)) : 1)) && (((var_1_1 * (var_1_36 + var_1_23)) >= (var_1_16 >> var_1_32)) ? (var_1_31 == ((signed long int) ((((((var_1_33 - var_1_8)) < (var_1_1)) ? ((var_1_33 - var_1_8)) : (var_1_1))) - ((var_1_34 + var_1_35) - var_1_7)))) : 1) [L198-L199] return (((((((((((((last_1_var_1_17 ? (last_1_var_1_17 ? (var_1_1 == ((signed long int) (16 - 2))) : (var_1_1 == ((signed long int) last_1_var_1_29))) : 1) && (last_1_var_1_27 ? (var_1_5 == ((unsigned char) ((((var_1_6) < ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : 1)) && ((var_1_5 <= ((var_1_7 + var_1_8) / var_1_10)) ? ((7.5 >= var_1_12) ? (var_1_9 == ((signed short int) var_1_7)) : (var_1_9 == ((signed short int) var_1_8))) : 1)) && (last_1_var_1_27 ? (var_1_12 == ((float) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))))) && ((var_1_12 > (- (var_1_13 + var_1_12))) ? (var_1_16 == ((signed long int) var_1_7)) : ((var_1_20 <= var_1_7) ? (var_1_16 == ((signed long int) var_1_20)) : (var_1_16 == ((signed long int) var_1_6))))) && ((last_1_var_1_36 == (((((last_1_var_1_21) > (var_1_6)) ? (last_1_var_1_21) : (var_1_6))) / var_1_10)) ? (var_1_17 == ((unsigned char) (! (var_1_18 && (! var_1_19))))) : (last_1_var_1_27 ? (var_1_17 == ((unsigned char) var_1_19)) : 1))) && (var_1_20 == ((unsigned long int) ((((var_1_1) < (64u)) ? (var_1_1) : (64u)))))) && ((var_1_13 == var_1_12) ? ((var_1_31 <= ((var_1_23 - var_1_6) - var_1_37)) ? (var_1_21 == ((unsigned short int) var_1_8)) : 1) : 1)) && (((var_1_23 - (var_1_25 - var_1_7)) <= (~ var_1_1)) ? (var_1_18 ? (var_1_24 == ((signed short int) (((((var_1_21 - (var_1_8 + var_1_29))) < (var_1_23)) ? ((var_1_21 - (var_1_8 + var_1_29))) : (var_1_23))))) : 1) : 1)) && ((! var_1_17) ? ((var_1_31 >= var_1_5) ? (var_1_27 == ((unsigned char) (var_1_19 || ((var_1_29 <= var_1_10) && var_1_28)))) : 1) : 1)) && ((((((var_1_20) < (var_1_9)) ? (var_1_20) : (var_1_9))) >= var_1_36) ? (var_1_29 == ((unsigned char) var_1_30)) : 1)) && (((var_1_1 * (var_1_36 + var_1_23)) >= (var_1_16 >> var_1_32)) ? (var_1_31 == ((signed long int) ((((((var_1_33 - var_1_8)) < (var_1_1)) ? ((var_1_33 - var_1_8)) : (var_1_1))) - ((var_1_34 + var_1_35) - var_1_7)))) : 1)) && ((var_1_10 >= (var_1_6 / var_1_23)) ? (var_1_36 == ((unsigned char) ((((var_1_30) < (var_1_6)) ? (var_1_30) : (var_1_6))))) : (var_1_36 == ((unsigned char) (((((var_1_7 - var_1_32)) < (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) ? ((var_1_7 - var_1_32)) : (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6)))))))))) && (((var_1_13 * ((((var_1_12) < (25.5)) ? (var_1_12) : (25.5)))) >= (var_1_14 + var_1_12)) ? (var_1_37 == ((signed short int) ((((var_1_5) < (var_1_36)) ? (var_1_5) : (var_1_36))))) : (var_1_37 == ((signed short int) var_1_36))) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=2, var_1_13=0, var_1_14=2, var_1_15=0, var_1_16=14, var_1_17=0, var_1_18=1, var_1_19=0, var_1_1=14, var_1_20=14, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=-1610612593, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1073741823, var_1_36=126, var_1_37=0, var_1_5=0, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-255, var_1_12=2, var_1_13=0, var_1_14=2, var_1_15=0, var_1_16=14, var_1_17=0, var_1_18=1, var_1_19=0, var_1_1=14, var_1_20=14, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=254, var_1_31=-1610612593, var_1_32=1, var_1_33=1073741822, var_1_34=536870911, var_1_35=1073741823, var_1_36=126, var_1_37=0, var_1_5=0, var_1_6=5, var_1_7=127, var_1_8=127, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 32, 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:03:50,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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_1dc95d77-1239-4c53-bdcb-82bee545077e/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 cf501da3c4a1c18e1058beb9a02bc58a85939730496d89c414df53adb777d528 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:52,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:52,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:03:53,004 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:53,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:53,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:53,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:53,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:53,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:53,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:53,041 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:53,041 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:53,042 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:53,043 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:53,044 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:53,044 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:53,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:53,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:53,046 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:53,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:53,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:53,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:53,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:53,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:53,049 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:03:53,049 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:03:53,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:03:53,050 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:53,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:53,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:53,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:53,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:03:53,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:53,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:53,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:53,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:53,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:53,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:53,055 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:03:53,056 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:03:53,056 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:53,056 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:53,056 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:53,057 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:53,057 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_1dc95d77-1239-4c53-bdcb-82bee545077e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf501da3c4a1c18e1058beb9a02bc58a85939730496d89c414df53adb777d528 [2023-11-25 00:03:53,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:53,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:53,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:53,505 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:53,506 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:53,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i [2023-11-25 00:03:56,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:56,941 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:56,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i [2023-11-25 00:03:56,952 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data/34ea30530/4080af7d44c14155ae63978937e10bcb/FLAG7af78f440 [2023-11-25 00:03:56,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/data/34ea30530/4080af7d44c14155ae63978937e10bcb [2023-11-25 00:03:56,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:56,972 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:56,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:56,974 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:56,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:56,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:56" (1/1) ... [2023-11-25 00:03:56,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c51d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:56, skipping insertion in model container [2023-11-25 00:03:56,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:56" (1/1) ... [2023-11-25 00:03:57,022 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:57,209 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i[916,929] [2023-11-25 00:03:57,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:57,360 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:57,377 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_1dc95d77-1239-4c53-bdcb-82bee545077e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-65.i[916,929] [2023-11-25 00:03:57,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:57,528 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:57,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57 WrapperNode [2023-11-25 00:03:57,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:57,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:57,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:57,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:57,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,592 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-11-25 00:03:57,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:57,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:57,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:57,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:57,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:57,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:57,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:57,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:57,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (1/1) ... [2023-11-25 00:03:57,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:57,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:57,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:57,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:03:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:03:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:03:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:03:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:57,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:57,856 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:57,858 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:04:05,000 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:04:05,131 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:04:05,131 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:04:05,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:04:05 BoogieIcfgContainer [2023-11-25 00:04:05,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:04:05,134 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:04:05,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:04:05,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:04:05,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:56" (1/3) ... [2023-11-25 00:04:05,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2963174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:04:05, skipping insertion in model container [2023-11-25 00:04:05,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:57" (2/3) ... [2023-11-25 00:04:05,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2963174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:04:05, skipping insertion in model container [2023-11-25 00:04:05,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:04:05" (3/3) ... [2023-11-25 00:04:05,142 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-65.i [2023-11-25 00:04:05,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:04:05,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:04:05,229 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:04:05,238 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;@2b90a17e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:04:05,239 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:04:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-25 00:04:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-25 00:04:05,283 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:05,284 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:05,284 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:05,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:05,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1333037739, now seen corresponding path program 1 times [2023-11-25 00:04:05,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:05,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [312617712] [2023-11-25 00:04:05,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:05,313 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 00:04:05,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:05,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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 00:04:05,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:04:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:06,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:04:06,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-11-25 00:04:06,195 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:04:06,196 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:04:06,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [312617712] [2023-11-25 00:04:06,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [312617712] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:04:06,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:04:06,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:04:06,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046070525] [2023-11-25 00:04:06,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:04:06,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:04:06,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:04:06,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:04:06,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:04:06,260 INFO L87 Difference]: Start difference. First operand has 89 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-25 00:04:08,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:08,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:04:08,586 INFO L93 Difference]: Finished difference Result 175 states and 316 transitions. [2023-11-25 00:04:08,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:04:08,668 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 202 [2023-11-25 00:04:08,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:04:08,677 INFO L225 Difference]: With dead ends: 175 [2023-11-25 00:04:08,677 INFO L226 Difference]: Without dead ends: 87 [2023-11-25 00:04:08,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:04:08,684 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:04:08,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-25 00:04:08,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-25 00:04:08,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-25 00:04:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 53 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-25 00:04:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-11-25 00:04:08,770 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 202 [2023-11-25 00:04:08,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:04:08,771 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-11-25 00:04:08,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-25 00:04:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-25 00:04:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-25 00:04:08,784 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:08,784 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:08,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:04:09,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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 00:04:09,004 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:09,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:09,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1869876813, now seen corresponding path program 1 times [2023-11-25 00:04:09,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:09,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1370795281] [2023-11-25 00:04:09,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:09,007 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 00:04:09,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:09,011 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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 00:04:09,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:04:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:09,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:04:09,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:11,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-25 00:04:11,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:04:11,416 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:04:11,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1370795281] [2023-11-25 00:04:11,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1370795281] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:04:11,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:04:11,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:04:11,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738980783] [2023-11-25 00:04:11,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:04:11,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:04:11,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:04:11,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:04:11,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:04:11,423 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-25 00:04:14,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:16,066 WARN L539 Checker$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 00:04:18,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:20,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:22,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:24,530 WARN L539 Checker$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 00:04:24,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:04:24,531 INFO L93 Difference]: Finished difference Result 286 states and 454 transitions. [2023-11-25 00:04:24,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:04:24,604 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-11-25 00:04:24,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:04:24,608 INFO L225 Difference]: With dead ends: 286 [2023-11-25 00:04:24,609 INFO L226 Difference]: Without dead ends: 200 [2023-11-25 00:04:24,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:04:24,612 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 116 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 67 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:04:24,612 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 433 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 15 Invalid, 6 Unknown, 0 Unchecked, 13.0s Time] [2023-11-25 00:04:24,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-25 00:04:24,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 170. [2023-11-25 00:04:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 103 states have (on average 1.3689320388349515) internal successors, (141), 103 states have internal predecessors, (141), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-25 00:04:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 269 transitions. [2023-11-25 00:04:24,674 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 269 transitions. Word has length 202 [2023-11-25 00:04:24,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:04:24,675 INFO L495 AbstractCegarLoop]: Abstraction has 170 states and 269 transitions. [2023-11-25 00:04:24,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-25 00:04:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 269 transitions. [2023-11-25 00:04:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-25 00:04:24,679 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:24,680 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:04:24,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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 00:04:24,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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 00:04:24,891 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:24,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:24,892 INFO L85 PathProgramCache]: Analyzing trace with hash -249882364, now seen corresponding path program 1 times [2023-11-25 00:04:24,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:24,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [398042184] [2023-11-25 00:04:24,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:24,893 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 00:04:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:24,895 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/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 00:04:24,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:04:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:25,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:04:25,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1120 proven. 102 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2023-11-25 00:04:27,964 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:04:29,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 78 proven. 105 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-25 00:04:29,466 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:04:29,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [398042184] [2023-11-25 00:04:29,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [398042184] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:04:29,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [74607535] [2023-11-25 00:04:29,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:29,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:04:29,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:04:29,475 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:04:29,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-25 00:04:30,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:30,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-25 00:04:30,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:34,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1077 proven. 150 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2023-11-25 00:04:34,014 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:04:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 78 proven. 105 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-25 00:04:35,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [74607535] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:04:35,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716051012] [2023-11-25 00:04:35,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:35,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:04:35,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:04:35,135 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:04:35,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dc95d77-1239-4c53-bdcb-82bee545077e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-25 00:04:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:35,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-25 00:04:35,682 INFO L285 TraceCheckSpWp]: Computing forward predicates...