./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 c147c84511e5c0677a9069c27a4d754d19564d6e4b1f08886ba1a76b5d6b51d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:00:38,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:00:38,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:00:38,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:00:38,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:00:38,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:00:38,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:00:38,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:00:38,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:00:38,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:00:38,386 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:00:38,386 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:00:38,387 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:00:38,389 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:00:38,390 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:00:38,390 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:00:38,391 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:00:38,391 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:00:38,392 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:00:38,393 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:00:38,393 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:00:38,394 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:00:38,395 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:00:38,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:00:38,396 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:00:38,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:00:38,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:00:38,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:00:38,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:00:38,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:00:38,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:00:38,401 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:00:38,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:00:38,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:00:38,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:00:38,402 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:00:38,402 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:00:38,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:38,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:00:38,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:00:38,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:00:38,419 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:00:38,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:00:38,420 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:00:38,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:00:38,421 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:00:38,421 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:00:38,421 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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c147c84511e5c0677a9069c27a4d754d19564d6e4b1f08886ba1a76b5d6b51d6 [2023-11-25 00:00:38,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:00:38,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:00:38,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:00:38,874 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:00:38,877 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:00:38,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i [2023-11-25 00:00:41,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:00:42,221 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:00:42,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i [2023-11-25 00:00:42,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data/67443a4f1/1642ff0971f1492f89d35aef90a06eb3/FLAG2f8d2314d [2023-11-25 00:00:42,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data/67443a4f1/1642ff0971f1492f89d35aef90a06eb3 [2023-11-25 00:00:42,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:00:42,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:00:42,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:42,275 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:00:42,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:00:42,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc8dac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42, skipping insertion in model container [2023-11-25 00:00:42,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:00:42,526 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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i[916,929] [2023-11-25 00:00:42,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:42,650 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:00:42,662 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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i[916,929] [2023-11-25 00:00:42,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:42,730 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:00:42,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42 WrapperNode [2023-11-25 00:00:42,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:42,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:42,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:00:42,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:00:42,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,804 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-25 00:00:42,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:42,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:00:42,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:00:42,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:00:42,822 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:00:42,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:00:42,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:00:42,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:00:42,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (1/1) ... [2023-11-25 00:00:42,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:42,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:42,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:00:42,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:00:43,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:00:43,042 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:00:43,042 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:00:43,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:00:43,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:00:43,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:00:43,214 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:00:43,217 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:00:43,788 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:00:44,223 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:00:44,223 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:00:44,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:44 BoogieIcfgContainer [2023-11-25 00:00:44,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:00:44,228 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:00:44,229 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:00:44,232 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:00:44,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:00:42" (1/3) ... [2023-11-25 00:00:44,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3786ddaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:44, skipping insertion in model container [2023-11-25 00:00:44,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:42" (2/3) ... [2023-11-25 00:00:44,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3786ddaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:44, skipping insertion in model container [2023-11-25 00:00:44,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:44" (3/3) ... [2023-11-25 00:00:44,239 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-25.i [2023-11-25 00:00:44,262 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:00:44,262 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:00:44,335 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:00:44,341 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;@4cfb015f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:00:44,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:00:44,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-25 00:00:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-25 00:00:44,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:44,379 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:00:44,380 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:44,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:44,387 INFO L85 PathProgramCache]: Analyzing trace with hash 296680952, now seen corresponding path program 1 times [2023-11-25 00:00:44,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:00:44,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550863814] [2023-11-25 00:00:44,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:00:44,679 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:00:44,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [186473814] [2023-11-25 00:00:44,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:44,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:00:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:44,684 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:00:44,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:00:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:00:50,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:00:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:00:59,474 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:00:59,477 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:00:59,479 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:00:59,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:00:59,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:00:59,706 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:00:59,713 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:00:59,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:00:59 BoogieIcfgContainer [2023-11-25 00:00:59,914 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:00:59,915 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:00:59,915 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:00:59,916 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:00:59,916 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:44" (3/4) ... [2023-11-25 00:00:59,919 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:00:59,920 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:00:59,922 INFO L158 Benchmark]: Toolchain (without parser) took 17650.74ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 136.6MB in the beginning and 122.3MB in the end (delta: 14.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2023-11-25 00:00:59,923 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:00:59,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.89ms. Allocated memory is still 165.7MB. Free memory was 136.4MB in the beginning and 121.6MB in the end (delta: 14.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-25 00:00:59,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.09ms. Allocated memory is still 165.7MB. Free memory was 121.6MB in the beginning and 118.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:00:59,932 INFO L158 Benchmark]: Boogie Preprocessor took 74.72ms. Allocated memory is still 165.7MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:00:59,933 INFO L158 Benchmark]: RCFGBuilder took 1338.06ms. Allocated memory is still 165.7MB. Free memory was 115.3MB in the beginning and 69.5MB in the end (delta: 45.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-25 00:00:59,935 INFO L158 Benchmark]: TraceAbstraction took 15686.02ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 68.6MB in the beginning and 123.4MB in the end (delta: -54.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:00:59,936 INFO L158 Benchmark]: Witness Printer took 5.62ms. Allocated memory is still 199.2MB. Free memory was 123.4MB in the beginning and 122.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:00:59,946 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.89ms. Allocated memory is still 165.7MB. Free memory was 136.4MB in the beginning and 121.6MB in the end (delta: 14.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.09ms. Allocated memory is still 165.7MB. Free memory was 121.6MB in the beginning and 118.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.72ms. Allocated memory is still 165.7MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1338.06ms. Allocated memory is still 165.7MB. Free memory was 115.3MB in the beginning and 69.5MB in the end (delta: 45.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 15686.02ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 68.6MB in the beginning and 123.4MB in the end (delta: -54.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.62ms. Allocated memory is still 199.2MB. Free memory was 123.4MB in the beginning and 122.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticDOUBLEoperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_4 = -256; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 1; [L26] double var_1_7 = 256.25; [L27] double var_1_8 = 127.8; [L28] signed short int var_1_10 = -2; [L29] signed short int var_1_11 = 5; [L30] signed short int var_1_12 = 16; [L31] unsigned long int var_1_13 = 1000000000; [L32] signed long int var_1_14 = -100000000; [L33] double var_1_16 = 50.8; [L34] double var_1_17 = 2.2; [L35] double var_1_18 = 2.675; [L36] double var_1_19 = 100.5; [L37] unsigned short int var_1_20 = 46250; [L38] double var_1_21 = 99999999999.75; [L39] double var_1_22 = 32.4; [L40] double var_1_23 = 15.25; [L41] signed short int var_1_24 = -100; [L42] signed char var_1_25 = -1; [L43] unsigned short int var_1_26 = 128; [L44] unsigned long int var_1_27 = 8; [L45] signed short int var_1_28 = -4; [L46] unsigned long int var_1_29 = 100; [L47] unsigned long int var_1_30 = 100; [L48] unsigned long int var_1_31 = 1000000000; [L49] double var_1_32 = 0.0; [L50] signed long int last_1_var_1_1 = -64; [L51] signed long int last_1_var_1_14 = -100000000; [L52] double last_1_var_1_16 = 50.8; [L53] signed short int last_1_var_1_24 = -100; [L54] signed short int last_1_var_1_28 = -4; [L55] unsigned long int last_1_var_1_29 = 100; [L56] unsigned long int last_1_var_1_30 = 100; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_14 = var_1_14 [L186] last_1_var_1_16 = var_1_16 [L187] last_1_var_1_24 = var_1_24 [L188] last_1_var_1_28 = var_1_28 [L189] last_1_var_1_29 = var_1_29 [L190] last_1_var_1_30 = var_1_30 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L143] var_1_5 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_6=1, var_1_7=1025/4, var_1_8=639/5] [L145] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1, var_1_7=1025/4, var_1_8=639/5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1, var_1_7=1025/4, var_1_8=639/5] [L146] var_1_6 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_7=1025/4, var_1_8=639/5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_7=1025/4, var_1_8=639/5] [L148] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1, var_1_7=1025/4, var_1_8=639/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1, var_1_7=1025/4, var_1_8=639/5] [L149] var_1_7 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1, var_1_8=639/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1, var_1_8=639/5] [L151] var_1_8 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-2, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L153] var_1_10 = __VERIFIER_nondet_short() [L154] CALL assume_abort_if_not(var_1_10 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 >= -16383) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L155] CALL assume_abort_if_not(var_1_10 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_10 <= 16383) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=5, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L156] var_1_11 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L158] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=16, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L159] var_1_12 = __VERIFIER_nondet_short() [L160] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L161] CALL assume_abort_if_not(var_1_12 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 32766) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_17=11/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L162] var_1_17 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_18=107/40, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L164] var_1_18 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=46250, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L166] var_1_20 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L168] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_21=399999999999/4, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L169] var_1_21 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_22=162/5, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L171] var_1_22 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_23=61/4, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L173] var_1_23 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-1, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L175] var_1_25 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_25 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_25 >= -128) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L177] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L178] CALL assume_abort_if_not(var_1_25 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_25 != 0) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=1000000000, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L179] var_1_31 = __VERIFIER_nondet_ulong() [L180] CALL assume_abort_if_not(var_1_31 >= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=536870912, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 >= 536870912) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=536870912, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L181] CALL assume_abort_if_not(var_1_31 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=536870912, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_31 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=1000000000, var_1_14=-100000000, var_1_16=254/5, var_1_19=201/2, var_1_1=-64, var_1_20=65535, var_1_24=-100, var_1_25=-128, var_1_26=128, var_1_27=8, var_1_28=-4, var_1_29=100, var_1_30=100, var_1_31=536870912, var_1_32=0, var_1_4=-256, var_1_5=0, var_1_6=1] [L201] RET updateVariables() [L202] CALL step() [L60] unsigned char stepLocal_2 = var_1_6; [L61] COND FALSE !(var_1_5 && stepLocal_2) [L64] COND TRUE (var_1_7 - var_1_8) > last_1_var_1_16 [L65] var_1_4 = ((((((last_1_var_1_30 - last_1_var_1_24) + var_1_10)) > ((((((var_1_11 - var_1_12)) > (4)) ? ((var_1_11 - var_1_12)) : (4))))) ? (((last_1_var_1_30 - last_1_var_1_24) + var_1_10)) : ((((((var_1_11 - var_1_12)) > (4)) ? ((var_1_11 - var_1_12)) : (4)))))) [L70] unsigned char stepLocal_6 = (var_1_12 / var_1_25) != (last_1_var_1_1 * 16); [L71] COND TRUE stepLocal_6 && var_1_6 [L72] COND TRUE \read(var_1_6) [L73] var_1_26 = var_1_12 [L80] signed long int stepLocal_5 = var_1_20 / var_1_25; [L81] COND FALSE !(stepLocal_5 > var_1_26) [L84] unsigned short int stepLocal_7 = var_1_26; [L85] COND TRUE (last_1_var_1_28 + (- var_1_10)) > stepLocal_7 [L86] var_1_28 = (((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))) - var_1_26) [L88] signed long int stepLocal_4 = 128; [L89] signed short int stepLocal_3 = var_1_4; [L90] COND FALSE !(var_1_26 <= stepLocal_3) [L97] var_1_19 = var_1_22 [L99] COND TRUE (~ var_1_11) >= (~ var_1_20) [L100] var_1_32 = var_1_17 [L102] COND TRUE \read(var_1_6) [L103] var_1_14 = (var_1_4 - last_1_var_1_14) [L107] var_1_13 = (var_1_14 + var_1_12) [L108] COND FALSE !(\read(var_1_5)) [L113] signed long int stepLocal_1 = var_1_14; [L114] signed long int stepLocal_0 = var_1_14; [L115] COND FALSE !(! (var_1_14 >= var_1_4)) [L120] COND FALSE !(var_1_4 >= stepLocal_1) [L123] var_1_1 = var_1_4 [L126] var_1_29 = (var_1_1 + 4u) [L127] COND TRUE (var_1_28 + (var_1_29 + var_1_26)) < var_1_4 [L128] var_1_16 = ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) [L130] unsigned long int stepLocal_9 = var_1_20 - ((((var_1_29) > (var_1_12)) ? (var_1_29) : (var_1_12))); [L131] unsigned char stepLocal_8 = var_1_6; [L132] COND TRUE stepLocal_8 || var_1_5 [L133] COND TRUE stepLocal_9 >= var_1_11 [L134] var_1_30 = var_1_29 [L202] RET step() [L203] CALL, EXPR property() [L193-L194] return (((((((((((((! (var_1_14 >= var_1_4)) ? ((256 != var_1_14) ? (var_1_1 == ((signed long int) (var_1_4 + var_1_14))) : 1) : ((var_1_4 >= var_1_14) ? (var_1_1 == ((signed long int) var_1_14)) : (var_1_1 == ((signed long int) var_1_4)))) && ((var_1_5 && var_1_6) ? (var_1_4 == ((signed short int) ((((last_1_var_1_24) < (-100)) ? (last_1_var_1_24) : (-100))))) : (((var_1_7 - var_1_8) > last_1_var_1_16) ? (var_1_4 == ((signed short int) ((((((last_1_var_1_30 - last_1_var_1_24) + var_1_10)) > ((((((var_1_11 - var_1_12)) > (4)) ? ((var_1_11 - var_1_12)) : (4))))) ? (((last_1_var_1_30 - last_1_var_1_24) + var_1_10)) : ((((((var_1_11 - var_1_12)) > (4)) ? ((var_1_11 - var_1_12)) : (4)))))))) : (var_1_4 == ((signed short int) (last_1_var_1_30 + ((((var_1_10) > (last_1_var_1_24)) ? (var_1_10) : (last_1_var_1_24))))))))) && (var_1_13 == ((unsigned long int) (var_1_14 + var_1_12)))) && (var_1_6 ? (var_1_14 == ((signed long int) (var_1_4 - last_1_var_1_14))) : (var_1_14 == ((signed long int) (((((var_1_4) > (var_1_12)) ? (var_1_4) : (var_1_12))) - (last_1_var_1_14 + var_1_26)))))) && (((var_1_28 + (var_1_29 + var_1_26)) < var_1_4) ? (var_1_16 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_26 <= var_1_4) ? (((var_1_26 / (var_1_20 - 25)) >= 128) ? (var_1_19 == ((double) (((((15.25 - var_1_21) < 0 ) ? -(15.25 - var_1_21) : (15.25 - var_1_21))) - (var_1_22 + var_1_23)))) : (var_1_19 == ((double) var_1_22))) : (var_1_19 == ((double) var_1_22)))) && (((var_1_20 / var_1_25) > var_1_26) ? (var_1_24 == ((signed short int) var_1_11)) : 1)) && ((((var_1_12 / var_1_25) != (last_1_var_1_1 * 16)) && var_1_6) ? (var_1_6 ? (var_1_26 == ((unsigned short int) var_1_12)) : (var_1_26 == ((unsigned short int) last_1_var_1_29))) : (var_1_26 == ((unsigned short int) last_1_var_1_29)))) && (var_1_5 ? (((var_1_12 * var_1_13) >= var_1_11) ? (var_1_27 == ((unsigned long int) var_1_26)) : 1) : 1)) && (((last_1_var_1_28 + (- var_1_10)) > var_1_26) ? (var_1_28 == ((signed short int) (((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))) - var_1_26))) : 1)) && (var_1_29 == ((unsigned long int) (var_1_1 + 4u)))) && ((var_1_6 || var_1_5) ? (((var_1_20 - ((((var_1_29) > (var_1_12)) ? (var_1_29) : (var_1_12)))) >= var_1_11) ? (var_1_30 == ((unsigned long int) var_1_29)) : (var_1_30 == ((unsigned long int) (((((var_1_20) > (var_1_4)) ? (var_1_20) : (var_1_4))) + ((1000000000u + var_1_31) - var_1_29))))) : (var_1_30 == ((unsigned long int) ((((var_1_26) > (var_1_29)) ? (var_1_26) : (var_1_29))))))) && (((~ var_1_11) >= (~ var_1_20)) ? (var_1_32 == ((double) var_1_17)) : 1) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=100000001, var_1_14=99999899, var_1_16=3, var_1_17=4, var_1_18=3, var_1_19=2, var_1_1=-101, var_1_20=65535, var_1_22=2, var_1_24=-100, var_1_25=-128, var_1_26=102, var_1_27=8, var_1_28=-5, var_1_29=4294967199, var_1_30=4294967199, var_1_31=536870912, var_1_32=4, var_1_4=-101, var_1_5=0, var_1_6=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-100000000, last_1_var_1_16=254/5, last_1_var_1_1=-64, last_1_var_1_24=-100, last_1_var_1_28=-4, last_1_var_1_29=100, last_1_var_1_30=100, var_1_10=-301, var_1_11=97, var_1_12=102, var_1_13=100000001, var_1_14=99999899, var_1_16=3, var_1_17=4, var_1_18=3, var_1_19=2, var_1_1=-101, var_1_20=65535, var_1_22=2, var_1_24=-100, var_1_25=-128, var_1_26=102, var_1_27=8, var_1_28=-5, var_1_29=4294967199, var_1_30=4294967199, var_1_31=536870912, var_1_32=4, var_1_4=-101, var_1_5=0, var_1_6=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.4s, OverallIterations: 1, TraceHistogramMax: 24, 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=48occurred 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, 5.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:00:59,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 c147c84511e5c0677a9069c27a4d754d19564d6e4b1f08886ba1a76b5d6b51d6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:02,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:02,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:01:02,823 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:02,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:02,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:02,865 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:02,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:02,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:02,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:02,872 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:02,873 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:02,873 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:02,875 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:02,875 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:02,876 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:02,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:02,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:02,878 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:02,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:02,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:02,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:02,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:02,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:02,881 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:01:02,881 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:01:02,882 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:01:02,882 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:02,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:02,883 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:02,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:02,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:01:02,885 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:02,886 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:02,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:02,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:02,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:02,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:02,887 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:01:02,888 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:02,888 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:02,888 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:02,889 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:02,889 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:02,889 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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c147c84511e5c0677a9069c27a4d754d19564d6e4b1f08886ba1a76b5d6b51d6 [2023-11-25 00:01:03,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:03,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:03,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:03,255 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:03,255 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:03,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i [2023-11-25 00:01:06,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:06,649 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:06,650 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i [2023-11-25 00:01:06,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data/55255ada3/dbe5c3473e0544e6b02ad712f730e1a1/FLAG87bb25ba5 [2023-11-25 00:01:06,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/data/55255ada3/dbe5c3473e0544e6b02ad712f730e1a1 [2023-11-25 00:01:06,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:06,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:06,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:06,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:06,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:06,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:06" (1/1) ... [2023-11-25 00:01:06,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7bf8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:06, skipping insertion in model container [2023-11-25 00:01:06,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:06" (1/1) ... [2023-11-25 00:01:06,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:06,888 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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i[916,929] [2023-11-25 00:01:06,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:07,020 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:07,040 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_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-25.i[916,929] [2023-11-25 00:01:07,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:07,107 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:07,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07 WrapperNode [2023-11-25 00:01:07,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:07,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:07,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:07,110 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:07,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,182 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-25 00:01:07,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:07,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:07,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:07,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:07,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:07,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:07,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:07,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:07,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (1/1) ... [2023-11-25 00:01:07,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:07,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:07,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:07,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:01:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:07,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:07,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:07,439 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:07,442 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:12,500 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:12,602 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:12,603 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:12,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:12 BoogieIcfgContainer [2023-11-25 00:01:12,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:12,613 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:12,613 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:12,617 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:12,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:06" (1/3) ... [2023-11-25 00:01:12,618 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f7000ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:12, skipping insertion in model container [2023-11-25 00:01:12,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:07" (2/3) ... [2023-11-25 00:01:12,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f7000ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:12, skipping insertion in model container [2023-11-25 00:01:12,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:12" (3/3) ... [2023-11-25 00:01:12,620 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-25.i [2023-11-25 00:01:12,644 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:12,644 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:12,719 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:12,728 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;@48f7da1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:12,728 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:12,733 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-25 00:01:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-25 00:01:12,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:12,758 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:01:12,759 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:12,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:12,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1252905248, now seen corresponding path program 1 times [2023-11-25 00:01:12,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:12,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [737024673] [2023-11-25 00:01:12,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:12,801 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 00:01:12,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:12,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:12,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:01:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:13,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:01:13,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:13,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2023-11-25 00:01:13,530 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:13,531 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:13,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [737024673] [2023-11-25 00:01:13,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [737024673] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:13,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:13,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:01:13,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009864056] [2023-11-25 00:01:13,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:13,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:01:13,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:13,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:01:13,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:13,574 INFO L87 Difference]: Start difference. First operand has 78 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-25 00:01:15,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:15,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:15,795 INFO L93 Difference]: Finished difference Result 153 states and 266 transitions. [2023-11-25 00:01:15,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:01:15,841 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 160 [2023-11-25 00:01:15,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:15,851 INFO L225 Difference]: With dead ends: 153 [2023-11-25 00:01:15,851 INFO L226 Difference]: Without dead ends: 76 [2023-11-25 00:01:15,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:15,859 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:15,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-25 00:01:15,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-25 00:01:15,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-25 00:01:15,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-25 00:01:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 117 transitions. [2023-11-25 00:01:15,925 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 117 transitions. Word has length 160 [2023-11-25 00:01:15,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:15,925 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 117 transitions. [2023-11-25 00:01:15,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-25 00:01:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2023-11-25 00:01:15,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-25 00:01:15,930 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:15,931 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:01:15,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:16,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:16,136 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:16,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:16,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1700195672, now seen corresponding path program 1 times [2023-11-25 00:01:16,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:16,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1480308658] [2023-11-25 00:01:16,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:16,140 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 00:01:16,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:16,142 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:16,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:01:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:16,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:01:16,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:16,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-25 00:01:16,942 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:16,942 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:16,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1480308658] [2023-11-25 00:01:16,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1480308658] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:16,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:16,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:01:16,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456363361] [2023-11-25 00:01:16,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:16,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:01:16,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:16,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:01:16,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:01:16,947 INFO L87 Difference]: Start difference. First operand 76 states and 117 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-25 00:01:19,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:21,538 WARN L539 Checker$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 00:01:21,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:21,999 INFO L93 Difference]: Finished difference Result 180 states and 277 transitions. [2023-11-25 00:01:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:01:22,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 160 [2023-11-25 00:01:22,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:22,050 INFO L225 Difference]: With dead ends: 180 [2023-11-25 00:01:22,050 INFO L226 Difference]: Without dead ends: 105 [2023-11-25 00:01:22,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 158 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 00:01:22,057 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 32 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:22,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 220 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2023-11-25 00:01:22,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-11-25 00:01:22,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 98. [2023-11-25 00:01:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 72 states have internal predecessors, (103), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-25 00:01:22,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 151 transitions. [2023-11-25 00:01:22,088 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 151 transitions. Word has length 160 [2023-11-25 00:01:22,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:22,093 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 151 transitions. [2023-11-25 00:01:22,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-25 00:01:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2023-11-25 00:01:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-25 00:01:22,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:22,105 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:01:22,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:22,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:22,319 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:22,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:22,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1888510991, now seen corresponding path program 1 times [2023-11-25 00:01:22,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:22,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2049846510] [2023-11-25 00:01:22,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:22,322 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 00:01:22,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:22,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:22,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:22,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-25 00:01:22,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 269 proven. 60 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2023-11-25 00:01:24,217 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:01:24,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-25 00:01:24,521 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:24,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2049846510] [2023-11-25 00:01:24,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2049846510] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-25 00:01:24,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:01:24,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-25 00:01:24,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673909606] [2023-11-25 00:01:24,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:24,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:01:24,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:24,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:01:24,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-25 00:01:24,526 INFO L87 Difference]: Start difference. First operand 98 states and 151 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-25 00:01:26,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:28,838 WARN L539 Checker$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 00:01:30,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:30,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:30,983 INFO L93 Difference]: Finished difference Result 248 states and 379 transitions. [2023-11-25 00:01:30,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:01:30,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2023-11-25 00:01:30,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:30,988 INFO L225 Difference]: With dead ends: 248 [2023-11-25 00:01:30,988 INFO L226 Difference]: Without dead ends: 151 [2023-11-25 00:01:30,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-11-25 00:01:30,991 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 42 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:30,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 355 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 25 Invalid, 2 Unknown, 0 Unchecked, 6.4s Time] [2023-11-25 00:01:30,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-25 00:01:31,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 140. [2023-11-25 00:01:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 111 states have (on average 1.4234234234234233) internal successors, (158), 112 states have internal predecessors, (158), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-25 00:01:31,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 210 transitions. [2023-11-25 00:01:31,032 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 210 transitions. Word has length 161 [2023-11-25 00:01:31,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:31,033 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 210 transitions. [2023-11-25 00:01:31,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-25 00:01:31,033 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 210 transitions. [2023-11-25 00:01:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-25 00:01:31,037 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:31,037 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:01:31,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:31,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:31,251 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:31,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:31,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1819650291, now seen corresponding path program 1 times [2023-11-25 00:01:31,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:31,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [15229558] [2023-11-25 00:01:31,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:31,253 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 00:01:31,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:31,254 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:31,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/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 00:01:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:31,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-25 00:01:31,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2023-11-25 00:01:34,326 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:01:35,462 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:35,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [15229558] [2023-11-25 00:01:35,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [15229558] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:01:35,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1147090669] [2023-11-25 00:01:35,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:35,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:35,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:01:35,470 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:01:35,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77adaad0-bbb1-4dd0-9ddb-a70ab8ef0276/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-25 00:01:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:37,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:01:37,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:39,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2023-11-25 00:01:39,395 INFO L327 TraceCheckSpWp]: Computing backward predicates...