./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:57:57,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:57:57,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:57:57,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:57:57,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:57:57,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:57:57,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:57:57,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:57:57,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:57:57,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:57:57,719 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:57:57,720 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:57:57,720 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:57:57,722 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:57:57,722 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:57:57,723 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:57:57,723 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:57:57,723 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:57:57,724 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:57:57,724 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:57:57,725 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:57:57,725 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:57:57,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:57:57,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:57:57,727 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:57:57,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:57:57,728 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:57:57,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:57:57,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:57:57,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:57:57,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:57:57,731 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:57:57,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:57:57,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:57:57,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:57:57,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:57:57,732 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:57:57,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:57:57,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:57:57,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:57:57,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:57:57,734 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:57:57,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:57:57,734 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:57:57,735 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:57:57,735 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:57:57,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:57:57,735 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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 [2023-11-24 23:57:58,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:57:58,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:57:58,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:57:58,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:57:58,030 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:57:58,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-24 23:58:01,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:58:01,435 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:58:01,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-24 23:58:01,456 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data/3004cf622/acd78126e5ed48de922e78462b2b34aa/FLAGe6b6b2982 [2023-11-24 23:58:01,474 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data/3004cf622/acd78126e5ed48de922e78462b2b34aa [2023-11-24 23:58:01,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:58:01,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:58:01,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:01,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:58:01,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:58:01,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:01,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fef6dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01, skipping insertion in model container [2023-11-24 23:58:01,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:01,555 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:58:01,719 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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-24 23:58:01,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:01,834 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:58:01,865 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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-24 23:58:01,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:01,953 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:58:01,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01 WrapperNode [2023-11-24 23:58:01,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:01,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:01,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:58:01,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:58:01,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:01,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,056 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 294 [2023-11-24 23:58:02,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:02,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:58:02,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:58:02,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:58:02,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:58:02,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:58:02,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:58:02,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:58:02,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (1/1) ... [2023-11-24 23:58:02,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:02,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:02,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:58:02,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:58:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:58:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:58:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:58:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:58:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:58:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:58:02,368 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:58:02,371 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:58:03,081 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:58:03,712 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:58:03,712 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:58:03,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:03 BoogieIcfgContainer [2023-11-24 23:58:03,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:58:03,717 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:58:03,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:58:03,721 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:58:03,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:58:01" (1/3) ... [2023-11-24 23:58:03,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559a82cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:03, skipping insertion in model container [2023-11-24 23:58:03,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:01" (2/3) ... [2023-11-24 23:58:03,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559a82cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:03, skipping insertion in model container [2023-11-24 23:58:03,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:03" (3/3) ... [2023-11-24 23:58:03,727 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-24 23:58:03,748 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:58:03,749 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:58:03,817 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:58:03,825 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;@25f54367, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:58:03,825 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:58:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:58:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-24 23:58:03,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:03,848 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:58:03,849 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:03,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:03,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1554973514, now seen corresponding path program 1 times [2023-11-24 23:58:03,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:58:03,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8183366] [2023-11-24 23:58:03,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:03,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:58:04,158 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:58:04,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1808365192] [2023-11-24 23:58:04,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:04,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:58:04,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:04,168 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:58:04,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:58:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:58:04,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:58:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:58:04,837 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:58:04,840 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:58:04,841 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:58:04,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:58:05,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:58:05,055 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:58:05,059 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:58:05,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:58:05 BoogieIcfgContainer [2023-11-24 23:58:05,206 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:58:05,207 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:58:05,207 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:58:05,208 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:58:05,208 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:03" (3/4) ... [2023-11-24 23:58:05,210 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:58:05,212 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:58:05,213 INFO L158 Benchmark]: Toolchain (without parser) took 3726.98ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 95.9MB in the end (delta: 36.2MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2023-11-24 23:58:05,213 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 178.3MB. Free memory is still 150.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:05,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.45ms. Allocated memory is still 178.3MB. Free memory was 131.3MB in the beginning and 114.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:58:05,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.52ms. Allocated memory is still 178.3MB. Free memory was 114.6MB in the beginning and 108.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:58:05,222 INFO L158 Benchmark]: Boogie Preprocessor took 66.67ms. Allocated memory is still 178.3MB. Free memory was 108.3MB in the beginning and 105.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:58:05,224 INFO L158 Benchmark]: RCFGBuilder took 1589.59ms. Allocated memory is still 178.3MB. Free memory was 105.6MB in the beginning and 77.3MB in the end (delta: 28.4MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2023-11-24 23:58:05,226 INFO L158 Benchmark]: TraceAbstraction took 1489.15ms. Allocated memory is still 178.3MB. Free memory was 76.3MB in the beginning and 95.9MB in the end (delta: -19.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:05,226 INFO L158 Benchmark]: Witness Printer took 4.65ms. Allocated memory is still 178.3MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:05,235 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 178.3MB. Free memory is still 150.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.45ms. Allocated memory is still 178.3MB. Free memory was 131.3MB in the beginning and 114.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.52ms. Allocated memory is still 178.3MB. Free memory was 114.6MB in the beginning and 108.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.67ms. Allocated memory is still 178.3MB. Free memory was 108.3MB in the beginning and 105.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1589.59ms. Allocated memory is still 178.3MB. Free memory was 105.6MB in the beginning and 77.3MB in the end (delta: 28.4MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1489.15ms. Allocated memory is still 178.3MB. Free memory was 76.3MB in the beginning and 95.9MB in the end (delta: -19.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.65ms. Allocated memory is still 178.3MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 62, overapproximation of bitwiseAnd at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someUnaryFLOAToperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] signed short int var_1_8 = -16; [L28] signed long int var_1_12 = -10; [L29] double var_1_14 = 127.8; [L30] double var_1_15 = 1.375; [L31] unsigned char var_1_19 = 1; [L32] float var_1_20 = 10.4; [L33] float var_1_21 = 3.075; [L34] double var_1_22 = 64.375; [L35] signed char var_1_23 = 16; [L36] signed char var_1_24 = 64; [L37] signed char var_1_25 = 0; [L38] double var_1_26 = 255.125; [L39] unsigned short int var_1_27 = 128; [L40] unsigned char var_1_28 = 1; [L41] unsigned short int var_1_29 = 128; [L42] unsigned short int var_1_30 = 49567; [L43] unsigned short int var_1_31 = 100; [L44] unsigned short int var_1_32 = 0; [L45] unsigned short int var_1_33 = 1; [L46] unsigned short int var_1_34 = 4; [L47] unsigned short int var_1_35 = 0; [L48] unsigned long int var_1_36 = 16; [L49] signed short int last_1_var_1_8 = -16; [L50] signed long int last_1_var_1_12 = -10; [L51] float last_1_var_1_20 = 10.4; [L52] signed char last_1_var_1_23 = 16; [L53] unsigned char last_1_var_1_28 = 1; [L54] unsigned short int last_1_var_1_29 = 128; [L55] unsigned long int last_1_var_1_36 = 16; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L191] last_1_var_1_8 = var_1_8 [L192] last_1_var_1_12 = var_1_12 [L193] last_1_var_1_20 = var_1_20 [L194] last_1_var_1_23 = var_1_23 [L195] last_1_var_1_28 = var_1_28 [L196] last_1_var_1_29 = var_1_29 [L197] last_1_var_1_36 = var_1_36 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L147] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L148] var_1_5 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L150] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L151] var_1_6 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=-16] [L153] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_8=-16] [L156] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_14=639/5, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L159] CALL assume_abort_if_not(var_1_14 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_15=11/8, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L160] var_1_15 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L162] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_21=123/40, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=64, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L165] var_1_24 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_24 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_24 >= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L167] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=0, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L168] var_1_25 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=49567, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L171] var_1_30 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L173] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=100, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L174] var_1_31 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L176] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L177] var_1_32 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L179] CALL assume_abort_if_not(var_1_32 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=1, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L180] var_1_33 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L182] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=4, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L183] var_1_34 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L185] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_35=0, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L186] var_1_35 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L188] CALL assume_abort_if_not(var_1_35 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_35=124, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_35 <= 32767) VAL [isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-10, var_1_19=1, var_1_1=0, var_1_20=52/5, var_1_22=515/8, var_1_23=16, var_1_24=126, var_1_25=2, var_1_26=2041/8, var_1_27=128, var_1_28=1, var_1_29=128, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_35=124, var_1_36=16, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-16] [L208] RET updateVariables() [L209] CALL step() [L59] signed long int stepLocal_7 = last_1_var_1_23 + var_1_24; [L60] signed long int stepLocal_6 = last_1_var_1_23; [L61] COND FALSE !(\read(var_1_7)) [L70] var_1_28 = 0 [L72] unsigned char stepLocal_5 = var_1_21 != last_1_var_1_20; [L73] COND TRUE (var_1_6 || last_1_var_1_28) && stepLocal_5 [L74] var_1_23 = (-1 - (var_1_24 - var_1_25)) [L78] COND FALSE !(\read(var_1_5)) [L81] var_1_26 = var_1_21 [L83] var_1_27 = var_1_24 [L84] COND FALSE !(\read(var_1_28)) [L87] var_1_8 = var_1_23 [L89] unsigned char stepLocal_3 = var_1_27 < (var_1_23 >> 25); [L90] unsigned short int stepLocal_2 = var_1_27; [L91] COND FALSE !(stepLocal_3 && var_1_6) [L98] var_1_19 = var_1_7 [L100] signed long int stepLocal_4 = last_1_var_1_8; [L101] COND FALSE !(last_1_var_1_23 <= stepLocal_4) [L104] var_1_20 = var_1_21 [L106] COND TRUE var_1_20 > var_1_15 [L107] var_1_22 = var_1_21 [L109] COND FALSE !(var_1_20 < var_1_14) [L112] var_1_29 = ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))) [L114] EXPR (var_1_23 * var_1_23) & var_1_8 [L114] signed long int stepLocal_1 = (var_1_23 * var_1_23) & var_1_8; [L115] COND TRUE (var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26) [L116] COND FALSE !(var_1_14 >= (var_1_15 * var_1_22)) [L119] var_1_12 = (last_1_var_1_12 + var_1_23) [L128] unsigned char stepLocal_0 = var_1_28; [L129] COND FALSE !(stepLocal_0 || var_1_19) [L132] var_1_1 = (var_1_4 && ((var_1_5 || var_1_6) || var_1_7)) [L134] COND TRUE (var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36) [L135] var_1_36 = var_1_30 [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))) [L200] EXPR (((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23)))) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)) [L200] EXPR ((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7))) [L200] EXPR ((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0))) [L200-L201] return ((((((((((((var_1_28 || var_1_19) ? (var_1_1 == ((unsigned char) (var_1_19 && var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 && ((var_1_5 || var_1_6) || var_1_7))))) && (var_1_28 ? (var_1_8 == ((signed short int) (((((-10000 + var_1_23)) < (((var_1_23 + 64) + var_1_23))) ? ((-10000 + var_1_23)) : (((var_1_23 + 64) + var_1_23)))))) : (var_1_8 == ((signed short int) var_1_23)))) && (((var_1_22 / ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_20 * var_1_26)) ? ((var_1_14 >= (var_1_15 * var_1_22)) ? (var_1_12 == ((signed long int) (var_1_23 + var_1_23))) : (var_1_12 == ((signed long int) (last_1_var_1_12 + var_1_23)))) : (((var_1_23 >> last_1_var_1_12) > ((var_1_23 * var_1_23) & var_1_8)) ? (var_1_12 == ((signed long int) var_1_23)) : (var_1_12 == ((signed long int) var_1_23))))) && (((var_1_27 < (var_1_23 >> 25)) && var_1_6) ? ((var_1_27 < (var_1_23 | var_1_23)) ? (var_1_19 == ((unsigned char) var_1_5)) : (var_1_19 == ((unsigned char) var_1_4))) : (var_1_19 == ((unsigned char) var_1_7)))) && ((last_1_var_1_23 <= last_1_var_1_8) ? (var_1_20 == ((float) (var_1_21 + 10.4f))) : (var_1_20 == ((float) var_1_21)))) && ((var_1_20 > var_1_15) ? (var_1_22 == ((double) var_1_21)) : 1)) && (((var_1_6 || last_1_var_1_28) && (var_1_21 != last_1_var_1_20)) ? (var_1_23 == ((signed char) (-1 - (var_1_24 - var_1_25)))) : (var_1_23 == ((signed char) (var_1_25 - var_1_24))))) && (var_1_5 ? (var_1_26 == ((double) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_26 == ((double) var_1_21)))) && (var_1_27 == ((unsigned short int) var_1_24))) && (var_1_7 ? (((last_1_var_1_23 + var_1_24) < (last_1_var_1_36 ^ last_1_var_1_29)) ? ((last_1_var_1_36 <= last_1_var_1_23) ? (var_1_28 == ((unsigned char) var_1_4)) : (var_1_28 == ((unsigned char) var_1_6))) : 1) : (var_1_28 == ((unsigned char) 0)))) && ((var_1_20 < var_1_14) ? (var_1_29 == ((unsigned short int) ((((((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) < (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33))))) ? (((((var_1_24) > ((var_1_30 - var_1_25))) ? (var_1_24) : ((var_1_30 - var_1_25))))) : (((((((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) > (var_1_33)) ? (((((var_1_31) < (var_1_32)) ? (var_1_31) : (var_1_32)))) : (var_1_33)))))))) : (var_1_29 == ((unsigned short int) ((((var_1_24) > ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35))) ? (var_1_24) : ((((((var_1_25) > (var_1_34)) ? (var_1_25) : (var_1_34))) + var_1_35)))))))) && (((var_1_12 < (var_1_33 + var_1_30)) || (256 > last_1_var_1_36)) ? (var_1_36 == ((unsigned long int) var_1_30)) : ((((var_1_28 || var_1_19) || var_1_7) && var_1_1) ? (var_1_36 == ((unsigned long int) var_1_31)) : (var_1_36 == ((unsigned long int) var_1_34)))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-135, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=-125, var_1_24=126, var_1_25=2, var_1_26=515/8, var_1_27=126, var_1_28=0, var_1_29=126, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_35=124, var_1_36=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-125] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-10, last_1_var_1_20=52/5, last_1_var_1_23=16, last_1_var_1_28=1, last_1_var_1_29=128, last_1_var_1_36=16, last_1_var_1_8=-16, var_1_12=-135, var_1_19=0, var_1_1=0, var_1_20=515/8, var_1_21=515/8, var_1_22=515/8, var_1_23=-125, var_1_24=126, var_1_25=2, var_1_26=515/8, var_1_27=126, var_1_28=0, var_1_29=126, var_1_30=32767, var_1_31=0, var_1_32=65534, var_1_33=0, var_1_34=2, var_1_35=124, var_1_36=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-125] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:58:05,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:58:07,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:58:08,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:58:08,108 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:58:08,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:58:08,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:58:08,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:58:08,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:58:08,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:58:08,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:58:08,161 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:58:08,162 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:58:08,162 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:58:08,164 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:58:08,164 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:58:08,165 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:58:08,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:58:08,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:58:08,167 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:58:08,168 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:58:08,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:58:08,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:58:08,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:58:08,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:58:08,170 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:58:08,170 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:58:08,171 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:58:08,171 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:58:08,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:58:08,172 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:58:08,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:58:08,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:58:08,174 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:58:08,174 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:58:08,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:08,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:58:08,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:58:08,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:58:08,176 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:58:08,177 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:58:08,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:58:08,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:58:08,178 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:58:08,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:58:08,178 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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b261b46738dc0a9db26822637ec843da493e234cf769a01c10942fcb0315b00 [2023-11-24 23:58:08,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:58:08,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:58:08,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:58:08,657 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:58:08,658 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:58:08,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-24 23:58:11,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:58:12,081 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:58:12,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-24 23:58:12,094 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data/9bcec33f0/97690894682b4d0cb5b4330e7e763163/FLAGebbc1a280 [2023-11-24 23:58:12,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/data/9bcec33f0/97690894682b4d0cb5b4330e7e763163 [2023-11-24 23:58:12,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:58:12,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:58:12,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:12,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:58:12,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:58:12,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d32ac95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12, skipping insertion in model container [2023-11-24 23:58:12,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:58:12,335 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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-24 23:58:12,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:12,453 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:58:12,494 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_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-72.i[916,929] [2023-11-24 23:58:12,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:12,657 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:58:12,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12 WrapperNode [2023-11-24 23:58:12,658 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:12,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:12,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:58:12,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:58:12,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,754 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-24 23:58:12,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:12,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:58:12,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:58:12,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:58:12,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:58:12,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:58:12,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:58:12,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:58:12,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (1/1) ... [2023-11-24 23:58:12,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:12,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:12,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:58:12,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:58:12,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:58:12,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:58:12,952 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:58:12,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:58:12,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:58:12,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:58:13,092 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:58:13,096 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:58:25,292 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:58:25,379 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:58:25,386 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:58:25,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:25 BoogieIcfgContainer [2023-11-24 23:58:25,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:58:25,389 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:58:25,389 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:58:25,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:58:25,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:58:12" (1/3) ... [2023-11-24 23:58:25,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b228c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:25, skipping insertion in model container [2023-11-24 23:58:25,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:12" (2/3) ... [2023-11-24 23:58:25,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b228c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:25, skipping insertion in model container [2023-11-24 23:58:25,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:25" (3/3) ... [2023-11-24 23:58:25,399 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-72.i [2023-11-24 23:58:25,419 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:58:25,420 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:58:25,490 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:58:25,499 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;@2ee712b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:58:25,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:58:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:58:25,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-24 23:58:25,531 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:25,532 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:58:25,532 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:25,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:25,538 INFO L85 PathProgramCache]: Analyzing trace with hash -26098837, now seen corresponding path program 1 times [2023-11-24 23:58:25,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:58:25,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [129631949] [2023-11-24 23:58:25,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:25,555 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:58:25,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:58:25,558 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:58:25,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:58:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:27,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:58:27,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:58:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 334 proven. 75 refuted. 0 times theorem prover too weak. 1215 trivial. 0 not checked. [2023-11-24 23:58:30,174 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:58:31,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 9 proven. 75 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:58:31,637 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:58:31,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [129631949] [2023-11-24 23:58:31,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [129631949] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:58:31,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1995129914] [2023-11-24 23:58:31,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:31,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:58:31,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:58:31,647 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:58:31,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f28ddf6-234c-4ddf-b5c4-2b7e99a5aed8/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:58:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:58:34,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:58:34,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:58:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:58:40,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:58:40,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1995129914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:58:40,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:58:40,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-24 23:58:40,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406132130] [2023-11-24 23:58:40,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:58:40,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:58:40,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:58:40,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:58:40,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:58:40,864 INFO L87 Difference]: Start difference. First operand has 80 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:58:44,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:58:46,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:58:49,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:58:51,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:58:53,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:58:56,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:58:58,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []