./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.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_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/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_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/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_15dd5c5d-d547-44dc-8724-7642ea196274/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 885052a9ba9a1b89c8ecd631e4a6fa9f80302c4daf39cd6b1e69b849370591e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:19,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:19,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:59:19,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:19,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:19,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:19,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:19,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:19,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:19,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:19,186 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:19,187 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:19,188 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:19,188 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:59:19,189 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:19,189 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:19,190 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:59:19,191 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:59:19,191 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:19,192 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:59:19,193 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:59:19,194 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:59:19,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:19,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:19,196 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:19,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:59:19,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:19,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:19,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:19,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:19,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:19,200 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:19,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:19,201 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:19,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:19,201 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:19,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:19,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:19,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:19,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:19,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:19,204 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:59:19,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:59:19,204 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:19,204 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:19,205 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:19,205 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:19,205 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_15dd5c5d-d547-44dc-8724-7642ea196274/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 885052a9ba9a1b89c8ecd631e4a6fa9f80302c4daf39cd6b1e69b849370591e4 [2023-11-24 23:59:19,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:19,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:19,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:19,606 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:19,607 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:19,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i [2023-11-24 23:59:22,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:23,130 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:23,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i [2023-11-24 23:59:23,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data/610db1b79/df04fb0e04a14e5a9c7b80c0c32f4d4b/FLAG66bed8a9d [2023-11-24 23:59:23,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data/610db1b79/df04fb0e04a14e5a9c7b80c0c32f4d4b [2023-11-24 23:59:23,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:23,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:23,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:23,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:23,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:23,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cee410f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23, skipping insertion in model container [2023-11-24 23:59:23,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,251 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:23,471 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_15dd5c5d-d547-44dc-8724-7642ea196274/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i[915,928] [2023-11-24 23:59:23,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:23,607 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:23,621 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_15dd5c5d-d547-44dc-8724-7642ea196274/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i[915,928] [2023-11-24 23:59:23,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:23,701 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:23,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23 WrapperNode [2023-11-24 23:59:23,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:23,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:23,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:23,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:23,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,790 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 260 [2023-11-24 23:59:23,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:23,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:23,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:23,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:23,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:23,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:23,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:23,850 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:23,851 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (1/1) ... [2023-11-24 23:59:23,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:23,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:23,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:23,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:23,947 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:23,948 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:23,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:59:23,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:23,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:24,120 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:24,125 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:24,794 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:25,280 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:25,281 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:25,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:25 BoogieIcfgContainer [2023-11-24 23:59:25,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:25,288 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:25,288 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:25,292 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:25,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:23" (1/3) ... [2023-11-24 23:59:25,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@458d24ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:25, skipping insertion in model container [2023-11-24 23:59:25,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:23" (2/3) ... [2023-11-24 23:59:25,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@458d24ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:25, skipping insertion in model container [2023-11-24 23:59:25,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:25" (3/3) ... [2023-11-24 23:59:25,299 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-2.i [2023-11-24 23:59:25,329 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:25,330 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:25,392 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:25,401 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;@689a1ae4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:25,402 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:59:25,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-24 23:59:25,426 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:25,427 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:25,428 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:25,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:25,434 INFO L85 PathProgramCache]: Analyzing trace with hash 139269428, now seen corresponding path program 1 times [2023-11-24 23:59:25,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:59:25,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655779458] [2023-11-24 23:59:25,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:25,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:59:25,663 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:59:25,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1746493934] [2023-11-24 23:59:25,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:25,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:25,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:25,669 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:59:25,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:59:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:26,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:59:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:59:26,476 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:59:26,480 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:59:26,482 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:59:26,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:26,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:59:26,705 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:59:26,710 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:59:26,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:59:26 BoogieIcfgContainer [2023-11-24 23:59:26,878 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:59:26,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:59:26,878 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:59:26,879 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:59:26,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:25" (3/4) ... [2023-11-24 23:59:26,882 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:59:26,883 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:59:26,884 INFO L158 Benchmark]: Toolchain (without parser) took 3705.14ms. Allocated memory is still 151.0MB. Free memory was 109.4MB in the beginning and 80.5MB in the end (delta: 28.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-24 23:59:26,885 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:26,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.90ms. Allocated memory is still 151.0MB. Free memory was 108.9MB in the beginning and 92.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:59:26,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.27ms. Allocated memory is still 151.0MB. Free memory was 92.6MB in the beginning and 88.0MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:59:26,893 INFO L158 Benchmark]: Boogie Preprocessor took 56.64ms. Allocated memory is still 151.0MB. Free memory was 88.0MB in the beginning and 85.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:26,894 INFO L158 Benchmark]: RCFGBuilder took 1434.40ms. Allocated memory is still 151.0MB. Free memory was 85.2MB in the beginning and 81.9MB in the end (delta: 3.2MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-24 23:59:26,895 INFO L158 Benchmark]: TraceAbstraction took 1590.04ms. Allocated memory is still 151.0MB. Free memory was 81.1MB in the beginning and 80.8MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:26,896 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 151.0MB. Free memory was 80.8MB in the beginning and 80.5MB in the end (delta: 331.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:59:26,905 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.90ms. Allocated memory is still 151.0MB. Free memory was 108.9MB in the beginning and 92.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.27ms. Allocated memory is still 151.0MB. Free memory was 92.6MB in the beginning and 88.0MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.64ms. Allocated memory is still 151.0MB. Free memory was 88.0MB in the beginning and 85.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1434.40ms. Allocated memory is still 151.0MB. Free memory was 85.2MB in the beginning and 81.9MB in the end (delta: 3.2MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1590.04ms. Allocated memory is still 151.0MB. Free memory was 81.1MB in the beginning and 80.8MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 151.0MB. Free memory was 80.8MB in the beginning and 80.5MB in the end (delta: 331.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 133, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = -0.5; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 64.84; [L25] double var_1_4 = 2.2; [L26] double var_1_5 = 31.875; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] signed char var_1_8 = -10; [L30] signed char var_1_10 = 2; [L31] signed char var_1_11 = 32; [L32] float var_1_12 = 2.5; [L33] signed short int var_1_13 = -64; [L34] signed short int var_1_14 = 8; [L35] float var_1_15 = 7.5; [L36] double var_1_16 = 2.85; [L37] signed char var_1_18 = 64; [L38] signed char var_1_20 = 1; [L39] unsigned char var_1_21 = 5; [L40] unsigned char var_1_22 = 10; [L41] unsigned char var_1_23 = 64; [L42] unsigned char var_1_24 = 2; [L43] float var_1_25 = 63.4; [L44] signed char var_1_26 = 4; [L45] signed char var_1_27 = 32; [L46] unsigned short int var_1_28 = 10; [L47] signed char var_1_29 = -1; [L48] signed char var_1_30 = -4; [L49] signed char var_1_31 = 2; [L50] signed char var_1_32 = -25; [L51] signed char var_1_33 = 1; [L52] signed char var_1_34 = 0; [L53] unsigned long int var_1_35 = 8; [L54] float var_1_36 = 127.7; [L55] float var_1_37 = 0.2; [L56] signed char last_1_var_1_18 = 64; [L57] unsigned char last_1_var_1_21 = 5; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L199] last_1_var_1_18 = var_1_18 [L200] last_1_var_1_21 = var_1_21 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L141] var_1_2 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L143] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L144] var_1_3 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L146] var_1_4 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L148] var_1_5 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=0, var_1_8=-10] [L150] var_1_6 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_7=0, var_1_8=-10] [L152] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=0, var_1_8=-10] [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_8=-10] [L155] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L156] var_1_10 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L158] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L159] var_1_11 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L161] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L162] var_1_15 = __VERIFIER_nondet_float() [L163] 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_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L163] 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_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L164] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L165] var_1_16 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L167] var_1_20 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L169] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L170] var_1_22 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L172] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L173] var_1_23 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L175] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L176] var_1_24 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L178] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L179] var_1_27 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L181] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L182] var_1_30 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_30 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_30 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L184] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L185] var_1_31 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L187] CALL assume_abort_if_not(var_1_31 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_31 <= 31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L188] var_1_32 = __VERIFIER_nondet_char() [L189] CALL assume_abort_if_not(var_1_32 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_32 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L190] CALL assume_abort_if_not(var_1_32 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_32 <= 32) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L191] var_1_33 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_33 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_33 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L193] CALL assume_abort_if_not(var_1_33 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_33 <= 31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L194] var_1_34 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_34 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_34 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L196] CALL assume_abort_if_not(var_1_34 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_34 <= 31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=12, var_1_21=5, var_1_22=0, var_1_23=12, var_1_24=254, var_1_25=317/5, var_1_26=4, var_1_27=11, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=1, var_1_7=1, var_1_8=-10] [L211] RET updateVariables() [L212] CALL step() [L61] COND TRUE (var_1_3 / var_1_15) >= (var_1_4 - var_1_16) [L62] var_1_14 = var_1_11 [L66] signed short int stepLocal_7 = var_1_14; [L67] signed char stepLocal_6 = var_1_27; [L68] unsigned char stepLocal_5 = var_1_23; [L69] signed char stepLocal_4 = var_1_11; [L70] COND TRUE stepLocal_4 >= (var_1_27 - var_1_23) [L71] COND FALSE !(var_1_20 <= stepLocal_6) [L76] COND TRUE ((((var_1_23) < ((var_1_24 * var_1_14))) ? (var_1_23) : ((var_1_24 * var_1_14)))) <= stepLocal_7 [L77] var_1_29 = ((var_1_30 + (1 - var_1_31)) + (var_1_32 + ((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))))) [L91] unsigned char stepLocal_0 = var_1_7; [L92] COND TRUE \read(var_1_2) [L93] var_1_1 = (((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) [L99] COND TRUE \read(var_1_7) [L100] var_1_12 = var_1_5 [L102] signed char stepLocal_2 = var_1_10; [L103] COND FALSE !(stepLocal_2 <= last_1_var_1_21) [L106] var_1_21 = 128 [L108] var_1_25 = (((((9.999999999999975E13f) > (var_1_4)) ? (9.999999999999975E13f) : (var_1_4))) - var_1_3) [L109] COND TRUE (- 4.75) < (- var_1_15) [L110] var_1_26 = ((((var_1_11) > ((var_1_10 - 16))) ? (var_1_11) : ((var_1_10 - 16)))) [L114] var_1_36 = var_1_3 [L115] var_1_37 = var_1_4 [L116] unsigned char stepLocal_1 = var_1_36 >= var_1_36; [L117] COND TRUE stepLocal_1 || var_1_2 [L118] COND TRUE \read(var_1_7) [L119] var_1_8 = (var_1_10 - ((((25) < 0 ) ? -(25) : (25)))) [L124] var_1_13 = ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) [L125] unsigned char stepLocal_3 = var_1_21; [L126] COND TRUE var_1_29 <= stepLocal_3 [L127] COND FALSE !((var_1_1 + var_1_1) != var_1_36) [L133] EXPR var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8))) [L133] COND FALSE !((var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8)))) > var_1_10) [L136] var_1_18 = var_1_11 [L138] var_1_35 = var_1_18 [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR (((((var_1_2 ? (var_1_1 == ((double) (((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((double) var_1_4)) : 1)) && (((var_1_36 >= var_1_36) || var_1_2) ? (var_1_7 ? (var_1_8 == ((signed char) (var_1_10 - ((((25) < 0 ) ? -(25) : (25)))))) : 1) : (var_1_8 == ((signed char) (-2 + var_1_11))))) && (var_1_7 ? (var_1_12 == ((float) var_1_5)) : 1)) && (var_1_13 == ((signed short int) ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))) && (((var_1_3 / var_1_15) >= (var_1_4 - var_1_16)) ? (var_1_14 == ((signed short int) var_1_11)) : (var_1_14 == ((signed short int) ((((((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) > (last_1_var_1_21)) ? (((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) : (last_1_var_1_21))))))) && (((var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8)))) > var_1_10) ? (var_1_18 == ((signed char) (var_1_11 + var_1_20))) : (var_1_18 == ((signed char) var_1_11))) [L203-L204] return (((((((((((((var_1_2 ? (var_1_1 == ((double) (((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((double) var_1_4)) : 1)) && (((var_1_36 >= var_1_36) || var_1_2) ? (var_1_7 ? (var_1_8 == ((signed char) (var_1_10 - ((((25) < 0 ) ? -(25) : (25)))))) : 1) : (var_1_8 == ((signed char) (-2 + var_1_11))))) && (var_1_7 ? (var_1_12 == ((float) var_1_5)) : 1)) && (var_1_13 == ((signed short int) ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))) && (((var_1_3 / var_1_15) >= (var_1_4 - var_1_16)) ? (var_1_14 == ((signed short int) var_1_11)) : (var_1_14 == ((signed short int) ((((((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) > (last_1_var_1_21)) ? (((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) : (last_1_var_1_21))))))) && (((var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8)))) > var_1_10) ? (var_1_18 == ((signed char) (var_1_11 + var_1_20))) : (var_1_18 == ((signed char) var_1_11)))) && ((var_1_10 <= last_1_var_1_21) ? (var_1_21 == ((unsigned char) (((((var_1_22 + var_1_23)) < (var_1_24)) ? ((var_1_22 + var_1_23)) : (var_1_24))))) : (var_1_21 == ((unsigned char) 128)))) && (var_1_25 == ((float) (((((9.999999999999975E13f) > (var_1_4)) ? (9.999999999999975E13f) : (var_1_4))) - var_1_3)))) && (((- 4.75) < (- var_1_15)) ? (var_1_26 == ((signed char) ((((var_1_11) > ((var_1_10 - 16))) ? (var_1_11) : ((var_1_10 - 16)))))) : (var_1_26 == ((signed char) (var_1_10 - (5 + var_1_27)))))) && ((var_1_29 <= var_1_21) ? (((var_1_1 + var_1_1) != var_1_36) ? (var_1_28 == ((unsigned short int) ((var_1_23 + var_1_27) + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_26)))) : 1) : (var_1_28 == ((unsigned short int) var_1_27)))) && ((var_1_11 >= (var_1_27 - var_1_23)) ? ((var_1_20 <= var_1_27) ? ((! (var_1_15 > 3.8f)) ? (var_1_29 == ((signed char) ((((var_1_10) > (((((var_1_11) < (var_1_27)) ? (var_1_11) : (var_1_27))))) ? (var_1_10) : (((((var_1_11) < (var_1_27)) ? (var_1_11) : (var_1_27)))))))) : 1) : ((((((var_1_23) < ((var_1_24 * var_1_14))) ? (var_1_23) : ((var_1_24 * var_1_14)))) <= var_1_14) ? (var_1_29 == ((signed char) ((var_1_30 + (1 - var_1_31)) + (var_1_32 + ((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))))))) : 1)) : ((! (var_1_24 <= var_1_27)) ? (var_1_29 == ((signed char) var_1_20)) : ((var_1_27 < var_1_23) ? (var_1_29 == ((signed char) (var_1_27 - var_1_31))) : (var_1_29 == ((signed char) (var_1_34 + var_1_27))))))) && (var_1_35 == ((unsigned long int) var_1_18))) && (var_1_36 == ((float) var_1_3))) && (var_1_37 == ((float) var_1_4)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=4, var_1_13=1, var_1_14=-1, var_1_18=-1, var_1_1=3, var_1_20=12, var_1_21=128, var_1_22=0, var_1_23=12, var_1_24=254, var_1_26=-1, var_1_27=11, var_1_28=10, var_1_29=0, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=31, var_1_35=4294967295, var_1_36=5, var_1_37=2, var_1_3=5, var_1_4=2, var_1_5=4, var_1_6=1, var_1_7=1, var_1_8=-10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=15, var_1_11=-1, var_1_12=4, var_1_13=1, var_1_14=-1, var_1_18=-1, var_1_1=3, var_1_20=12, var_1_21=128, var_1_22=0, var_1_23=12, var_1_24=254, var_1_26=-1, var_1_27=11, var_1_28=10, var_1_29=0, var_1_2=1, var_1_30=-1, var_1_31=0, var_1_32=-31, var_1_33=31, var_1_34=31, var_1_35=4294967295, var_1_36=5, var_1_37=2, var_1_3=5, var_1_4=2, var_1_5=4, var_1_6=1, var_1_7=1, var_1_8=-10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 36, 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=65occurred 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, 132 NumberOfCodeBlocks, 132 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:59:26,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/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_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/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_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/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_15dd5c5d-d547-44dc-8724-7642ea196274/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 885052a9ba9a1b89c8ecd631e4a6fa9f80302c4daf39cd6b1e69b849370591e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:59:29,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:59:29,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:59:29,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:59:29,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:59:29,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:59:29,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:59:29,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:59:29,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:59:29,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:59:29,959 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:59:29,960 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:59:29,960 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:59:29,962 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:59:29,962 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:59:29,963 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:59:29,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:59:29,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:59:29,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:59:29,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:59:29,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:59:29,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:59:29,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:59:29,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:59:29,968 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:59:29,968 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:59:29,968 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:59:29,969 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:59:29,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:59:29,970 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:59:29,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:59:29,972 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:59:29,972 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:59:29,972 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:59:29,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:29,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:59:29,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:59:29,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:59:29,974 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:59:29,975 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:29,975 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:59:29,975 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:59:29,976 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:59:29,976 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:59:29,977 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_15dd5c5d-d547-44dc-8724-7642ea196274/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 885052a9ba9a1b89c8ecd631e4a6fa9f80302c4daf39cd6b1e69b849370591e4 [2023-11-24 23:59:30,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:59:30,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:59:30,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:59:30,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:59:30,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:59:30,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i [2023-11-24 23:59:33,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:59:33,914 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:59:33,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i [2023-11-24 23:59:33,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data/601ceea6b/1a970d609df041eeb56b9c23961cae91/FLAG8b6297561 [2023-11-24 23:59:33,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/data/601ceea6b/1a970d609df041eeb56b9c23961cae91 [2023-11-24 23:59:33,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:59:33,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:59:33,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:33,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:59:33,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:59:33,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:33,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a328635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:33, skipping insertion in model container [2023-11-24 23:59:33,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:59:33" (1/1) ... [2023-11-24 23:59:34,064 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:59:34,292 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_15dd5c5d-d547-44dc-8724-7642ea196274/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i[915,928] [2023-11-24 23:59:34,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:34,493 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:59:34,513 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_15dd5c5d-d547-44dc-8724-7642ea196274/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-2.i[915,928] [2023-11-24 23:59:34,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:59:34,639 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:59:34,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34 WrapperNode [2023-11-24 23:59:34,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:59:34,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:34,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:59:34,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:59:34,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,722 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-24 23:59:34,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:59:34,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:59:34,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:59:34,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:59:34,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,776 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:59:34,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:59:34,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:59:34,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:59:34,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (1/1) ... [2023-11-24 23:59:34,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:59:34,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:34,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:59:34,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:59:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:59:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:59:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:59:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:59:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:59:34,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:59:35,025 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:59:35,028 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:44,791 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:44,894 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:44,894 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:44,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:44 BoogieIcfgContainer [2023-11-24 23:59:44,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:44,897 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:44,898 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:44,901 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:44,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:59:33" (1/3) ... [2023-11-24 23:59:44,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34592dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:44, skipping insertion in model container [2023-11-24 23:59:44,903 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:59:34" (2/3) ... [2023-11-24 23:59:44,903 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34592dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:44, skipping insertion in model container [2023-11-24 23:59:44,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:44" (3/3) ... [2023-11-24 23:59:44,905 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-2.i [2023-11-24 23:59:44,925 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:44,926 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:44,975 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:44,982 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;@6eda30dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:44,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:59:45,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-24 23:59:45,009 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:45,010 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:45,011 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:45,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:45,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1681136780, now seen corresponding path program 1 times [2023-11-24 23:59:45,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:45,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [934933876] [2023-11-24 23:59:45,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:45,034 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:45,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:45,038 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:45,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:59:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:46,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:59:46,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:46,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1514 trivial. 0 not checked. [2023-11-24 23:59:46,783 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:46,784 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:46,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [934933876] [2023-11-24 23:59:46,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [934933876] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:46,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:46,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:59:46,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367036108] [2023-11-24 23:59:46,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:46,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:59:46,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:46,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:59:46,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:46,841 INFO L87 Difference]: Start difference. First operand has 92 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-24 23:59:49,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:49,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:49,940 INFO L93 Difference]: Finished difference Result 181 states and 328 transitions. [2023-11-24 23:59:50,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:59:50,211 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 221 [2023-11-24 23:59:50,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:50,221 INFO L225 Difference]: With dead ends: 181 [2023-11-24 23:59:50,221 INFO L226 Difference]: Without dead ends: 90 [2023-11-24 23:59:50,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:50,228 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:50,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2023-11-24 23:59:50,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-24 23:59:50,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-24 23:59:50,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:59:50,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 142 transitions. [2023-11-24 23:59:50,296 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 142 transitions. Word has length 221 [2023-11-24 23:59:50,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:50,297 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 142 transitions. [2023-11-24 23:59:50,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-24 23:59:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-11-24 23:59:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-24 23:59:50,308 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:50,309 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:50,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:50,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:50,536 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:50,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:50,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1463761096, now seen corresponding path program 1 times [2023-11-24 23:59:50,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:50,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624433901] [2023-11-24 23:59:50,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:50,538 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:50,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:50,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:50,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:59:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:52,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:59:52,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-24 23:59:52,355 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:52,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:52,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1624433901] [2023-11-24 23:59:52,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1624433901] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:52,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:52,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:59:52,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833109270] [2023-11-24 23:59:52,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:52,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:59:52,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:52,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:59:52,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:59:52,361 INFO L87 Difference]: Start difference. First operand 90 states and 142 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:59:55,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:57,461 WARN L539 Checker$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 23:59:59,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:59,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:59,490 INFO L93 Difference]: Finished difference Result 197 states and 309 transitions. [2023-11-24 23:59:59,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:59:59,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 221 [2023-11-24 23:59:59,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:59,769 INFO L225 Difference]: With dead ends: 197 [2023-11-24 23:59:59,769 INFO L226 Difference]: Without dead ends: 108 [2023-11-24 23:59:59,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:59:59,772 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 18 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:59,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 271 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-11-24 23:59:59,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-24 23:59:59,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 97. [2023-11-24 23:59:59,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 59 states have internal predecessors, (80), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-24 23:59:59,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 152 transitions. [2023-11-24 23:59:59,800 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 152 transitions. Word has length 221 [2023-11-24 23:59:59,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:59,805 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 152 transitions. [2023-11-24 23:59:59,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-24 23:59:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2023-11-24 23:59:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-24 23:59:59,811 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:59,812 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:59,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:00,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:00:00,040 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:00,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:00,041 INFO L85 PathProgramCache]: Analyzing trace with hash -870043569, now seen corresponding path program 1 times [2023-11-25 00:00:00,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:00:00,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2001189999] [2023-11-25 00:00:00,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:00,043 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:00:00,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:00:00,045 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:00:00,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:00:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:01,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:00:01,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:00:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-25 00:00:01,815 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:00:01,815 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:00:01,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2001189999] [2023-11-25 00:00:01,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2001189999] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:00:01,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:00:01,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:00:01,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265292350] [2023-11-25 00:00:01,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:00:01,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:00:01,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:00:01,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:00:01,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:00:01,821 INFO L87 Difference]: Start difference. First operand 97 states and 152 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-25 00:00:05,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:07,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:00:09,445 WARN L539 Checker$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 [] [2023-11-25 00:00:09,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:00:09,745 INFO L93 Difference]: Finished difference Result 232 states and 357 transitions. [2023-11-25 00:00:09,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:00:09,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 222 [2023-11-25 00:00:09,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:00:09,750 INFO L225 Difference]: With dead ends: 232 [2023-11-25 00:00:09,750 INFO L226 Difference]: Without dead ends: 136 [2023-11-25 00:00:09,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:00:09,753 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 38 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-25 00:00:09,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 269 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2023-11-25 00:00:09,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-25 00:00:09,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 133. [2023-11-25 00:00:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 87 states have (on average 1.3448275862068966) internal successors, (117), 88 states have internal predecessors, (117), 43 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2023-11-25 00:00:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 203 transitions. [2023-11-25 00:00:09,779 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 203 transitions. Word has length 222 [2023-11-25 00:00:09,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:00:09,781 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 203 transitions. [2023-11-25 00:00:09,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-25 00:00:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 203 transitions. [2023-11-25 00:00:09,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-25 00:00:09,787 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:09,787 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:00:09,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:10,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:00:10,004 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:10,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:10,004 INFO L85 PathProgramCache]: Analyzing trace with hash 904963793, now seen corresponding path program 1 times [2023-11-25 00:00:10,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:00:10,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740436537] [2023-11-25 00:00:10,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:10,006 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:00:10,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:00:10,008 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:00:10,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd5c5d-d547-44dc-8724-7642ea196274/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:00:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:00:11,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 59 conjunts are in the unsatisfiable core [2023-11-25 00:00:11,889 INFO L285 TraceCheckSpWp]: Computing forward predicates...