./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire --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 cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:35,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:35,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:27:35,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:35,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:35,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:35,463 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:35,464 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:35,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:35,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:35,470 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:35,471 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:35,471 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:35,473 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:27:35,474 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:35,474 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:35,474 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:27:35,475 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:27:35,475 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:35,476 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:27:35,476 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:27:35,477 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:27:35,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:35,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:35,478 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:35,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:27:35,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:35,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:35,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:35,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:35,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:35,482 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:35,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:35,483 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:35,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:35,484 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:35,484 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:35,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:35,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:35,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:35,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:35,485 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:27:35,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:27:35,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:35,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:35,487 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:35,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:35,487 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_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 [2023-11-23 21:27:35,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:35,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:35,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:35,840 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:35,841 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:35,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-23 21:27:39,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:27:39,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:27:39,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-23 21:27:39,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data/4b032fd02/e33e4415fd8d4b39b0b529e94ae54d33/FLAG7af2984e3 [2023-11-23 21:27:39,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data/4b032fd02/e33e4415fd8d4b39b0b529e94ae54d33 [2023-11-23 21:27:39,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:27:39,349 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:27:39,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:39,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:27:39,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:27:39,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:39,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc9e66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39, skipping insertion in model container [2023-11-23 21:27:39,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:39,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:27:39,587 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_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-23 21:27:39,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:39,706 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:27:39,719 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-23 21:27:39,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:39,851 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:27:39,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39 WrapperNode [2023-11-23 21:27:39,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:39,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:39,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:27:39,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:27:39,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:39,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:39,947 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 244 [2023-11-23 21:27:39,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:39,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:27:39,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:27:39,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:27:39,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:39,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:27:40,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:27:40,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:27:40,090 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:27:40,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (1/1) ... [2023-11-23 21:27:40,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:40,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:40,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:27:40,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:27:40,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:27:40,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:27:40,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:27:40,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:27:40,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:27:40,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:27:40,309 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:27:40,312 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:27:40,900 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:27:41,313 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:27:41,314 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:27:41,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:41 BoogieIcfgContainer [2023-11-23 21:27:41,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:27:41,319 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:27:41,319 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:27:41,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:27:41,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:27:39" (1/3) ... [2023-11-23 21:27:41,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783e9fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:41, skipping insertion in model container [2023-11-23 21:27:41,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:39" (2/3) ... [2023-11-23 21:27:41,327 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783e9fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:41, skipping insertion in model container [2023-11-23 21:27:41,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:41" (3/3) ... [2023-11-23 21:27:41,329 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-23 21:27:41,350 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:27:41,351 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:27:41,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:27:41,430 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;@6e8a160, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:27:41,431 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:27:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:27:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 21:27:41,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:41,452 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:41,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:41,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:41,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1897493124, now seen corresponding path program 1 times [2023-11-23 21:27:41,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:27:41,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773235622] [2023-11-23 21:27:41,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:41,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:27:41,663 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:27:41,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1262243400] [2023-11-23 21:27:41,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:41,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:27:41,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:41,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:27:41,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:27:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:27:42,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:27:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:27:42,368 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:27:42,370 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:27:42,372 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:27:42,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:27:42,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:27:42,586 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:27:42,592 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:27:42,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:27:42 BoogieIcfgContainer [2023-11-23 21:27:42,792 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:27:42,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:27:42,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:27:42,793 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:27:42,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:41" (3/4) ... [2023-11-23 21:27:42,799 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:27:42,800 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:27:42,801 INFO L158 Benchmark]: Toolchain (without parser) took 3452.44ms. Allocated memory is still 140.5MB. Free memory was 96.6MB in the beginning and 97.4MB in the end (delta: -725.8kB). Peak memory consumption was 12.5kB. Max. memory is 16.1GB. [2023-11-23 21:27:42,802 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:42,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.31ms. Allocated memory is still 140.5MB. Free memory was 96.3MB in the beginning and 79.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:27:42,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.65ms. Allocated memory is still 140.5MB. Free memory was 79.4MB in the beginning and 74.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:27:42,809 INFO L158 Benchmark]: Boogie Preprocessor took 140.89ms. Allocated memory is still 140.5MB. Free memory was 74.3MB in the beginning and 109.6MB in the end (delta: -35.3MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-11-23 21:27:42,811 INFO L158 Benchmark]: RCFGBuilder took 1226.28ms. Allocated memory is still 140.5MB. Free memory was 109.6MB in the beginning and 96.5MB in the end (delta: 13.1MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2023-11-23 21:27:42,812 INFO L158 Benchmark]: TraceAbstraction took 1473.50ms. Allocated memory is still 140.5MB. Free memory was 95.6MB in the beginning and 97.4MB in the end (delta: -1.8MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2023-11-23 21:27:42,813 INFO L158 Benchmark]: Witness Printer took 7.50ms. Allocated memory is still 140.5MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:27:42,821 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.31ms. Allocated memory is still 140.5MB. Free memory was 96.3MB in the beginning and 79.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.65ms. Allocated memory is still 140.5MB. Free memory was 79.4MB in the beginning and 74.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.89ms. Allocated memory is still 140.5MB. Free memory was 74.3MB in the beginning and 109.6MB in the end (delta: -35.3MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1226.28ms. Allocated memory is still 140.5MB. Free memory was 109.6MB in the beginning and 96.5MB in the end (delta: 13.1MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1473.50ms. Allocated memory is still 140.5MB. Free memory was 95.6MB in the beginning and 97.4MB in the end (delta: -1.8MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * Witness Printer took 7.50ms. Allocated memory is still 140.5MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of bitwiseOr at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 100000; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_9 = 0; [L25] unsigned char var_1_10 = 1; [L26] signed char var_1_11 = -8; [L27] signed char var_1_12 = -50; [L28] signed char var_1_13 = 25; [L29] signed char var_1_14 = 100; [L30] signed char var_1_15 = 32; [L31] signed char var_1_16 = 25; [L32] signed long int var_1_17 = 50; [L33] signed long int var_1_18 = -32; [L34] signed short int var_1_19 = 256; [L35] unsigned long int var_1_20 = 64; [L36] unsigned char var_1_21 = 1; [L37] unsigned char var_1_22 = 0; [L38] float var_1_23 = 1.4; [L39] float var_1_24 = 3.875; [L40] float var_1_25 = 255.375; [L41] float var_1_26 = 0.65; [L42] float var_1_27 = 64.75; [L43] float var_1_28 = 3.5; [L44] signed long int var_1_29 = 16; [L45] unsigned char var_1_31 = 5; [L46] unsigned char var_1_32 = 128; [L47] unsigned char var_1_33 = 64; [L48] unsigned char var_1_34 = 2; [L49] signed short int var_1_35 = -128; [L50] signed short int var_1_36 = 19851; [L51] signed short int var_1_37 = 28837; [L52] float var_1_38 = 31.2; [L53] float var_1_39 = 127.6; [L54] unsigned long int last_1_var_1_20 = 64; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L188] last_1_var_1_20 = var_1_20 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L135] var_1_9 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L137] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L138] var_1_10 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L141] var_1_12 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L147] var_1_14 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_14 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L150] var_1_15 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L153] var_1_16 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L156] var_1_22 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L159] var_1_24 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L161] var_1_25 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L163] var_1_26 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L165] var_1_27 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L167] var_1_28 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L169] var_1_32 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_32 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L172] var_1_33 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L175] var_1_34 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L178] var_1_36 = __VERIFIER_nondet_short() [L179] CALL assume_abort_if_not(var_1_36 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_36 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L181] var_1_37 = __VERIFIER_nondet_short() [L182] CALL assume_abort_if_not(var_1_37 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_37 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_37 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_37 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16382, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L184] var_1_39 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16382, var_1_38=156/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16382, var_1_38=156/5, var_1_7=0, var_1_9=0] [L199] RET updateVariables() [L200] CALL step() [L58] var_1_17 = ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16)))) [L59] var_1_21 = (! (var_1_9 && var_1_22)) [L60] COND TRUE \read(var_1_21) [L61] var_1_23 = ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))) [L63] COND FALSE !(\read(var_1_22)) [L66] COND FALSE !(\read(var_1_9)) [L73] var_1_38 = var_1_25 [L75] COND TRUE (- var_1_23) == var_1_23 [L76] var_1_1 = (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))) [L80] unsigned char stepLocal_0 = var_1_17 < var_1_31; [L81] COND FALSE !((127.35 + var_1_23) <= var_1_23) [L88] COND TRUE \read(var_1_21) [L89] var_1_11 = ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) [L93] COND FALSE !(\read(var_1_7)) [L96] var_1_18 = (var_1_15 + var_1_14) [L98] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 [L98] COND TRUE last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18) [L99] var_1_20 = ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))) [L103] COND FALSE !(\read(var_1_7)) [L106] var_1_29 = ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))) [L108] unsigned char stepLocal_5 = (var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33))); [L109] signed long int stepLocal_4 = var_1_29; [L110] COND FALSE !(stepLocal_5 && var_1_21) [L115] COND FALSE !(var_1_31 == stepLocal_4) [L118] var_1_35 = var_1_13 [L121] signed long int stepLocal_3 = var_1_17; [L122] unsigned char stepLocal_2 = var_1_10; [L123] signed short int stepLocal_1 = var_1_35; [L124] COND FALSE !((var_1_15 + var_1_17) == stepLocal_1) [L131] var_1_19 = ((((var_1_13) < (128)) ? (var_1_13) : (128))) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) [L191] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) [L191-L192] return ((((((((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))) && (var_1_21 == ((unsigned char) (! (var_1_9 && var_1_22))))) && (var_1_21 ? (var_1_23 == ((float) ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))))) : 1)) && (var_1_7 ? (var_1_29 == ((signed long int) ((1349734853 - var_1_16) - (1715174523 - var_1_31)))) : (var_1_29 == ((signed long int) ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))))))) && (var_1_22 ? (var_1_31 == ((unsigned char) ((((var_1_16) < ((var_1_32 - (var_1_33 - var_1_34)))) ? (var_1_16) : ((var_1_32 - (var_1_33 - var_1_34))))))) : 1)) && ((((var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) && var_1_21) ? ((var_1_23 <= 0.125f) ? (var_1_35 == ((signed short int) ((((((var_1_36) < (var_1_37)) ? (var_1_36) : (var_1_37))) - var_1_33) - var_1_16))) : 1) : ((var_1_31 == var_1_29) ? (var_1_35 == ((signed short int) ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) : (var_1_35 == ((signed short int) var_1_13))))) && (var_1_9 ? ((var_1_25 == var_1_26) ? (var_1_38 == ((float) (((((var_1_24) < (var_1_39)) ? (var_1_24) : (var_1_39))) + var_1_25))) : (var_1_38 == ((float) var_1_39))) : (var_1_38 == ((float) var_1_25))) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-3, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=4, var_1_18=-2, var_1_19=-1, var_1_1=5, var_1_20=5, var_1_21=1, var_1_22=0, var_1_23=0, var_1_25=2, var_1_29=-3, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-1, var_1_36=16382, var_1_37=16382, var_1_38=2, var_1_39=0, var_1_7=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-3, var_1_12=-3, var_1_13=-1, var_1_14=-3, var_1_15=1, var_1_16=0, var_1_17=4, var_1_18=-2, var_1_19=-1, var_1_1=5, var_1_20=5, var_1_21=1, var_1_22=0, var_1_23=0, var_1_25=2, var_1_29=-3, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-1, var_1_36=16382, var_1_37=16382, var_1_38=2, var_1_39=0, var_1_7=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 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 [2023-11-23 21:27:42,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire --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 cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:27:45,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:27:45,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:27:45,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:27:45,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:27:45,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:27:45,738 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:27:45,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:27:45,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:27:45,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:27:45,745 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:27:45,746 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:27:45,747 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:27:45,748 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:27:45,749 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:27:45,749 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:27:45,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:27:45,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:27:45,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:27:45,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:27:45,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:27:45,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:27:45,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:27:45,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:27:45,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:27:45,756 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:27:45,756 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:27:45,756 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:27:45,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:27:45,757 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:27:45,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:27:45,759 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:27:45,759 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:27:45,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:27:45,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:45,760 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:27:45,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:27:45,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:27:45,761 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:27:45,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:27:45,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:27:45,763 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:27:45,763 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:27:45,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:27:45,764 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_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefce1e082ba19bdab32bd25d6d8c4c5179b384e1b7a368e743da81f29016498 [2023-11-23 21:27:46,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:27:46,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:27:46,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:27:46,165 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:27:46,166 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:27:46,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-23 21:27:49,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:27:49,821 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:27:49,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-23 21:27:49,846 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data/c5cc274c8/fa0079d0028b437d987ed6cee002fb10/FLAGa4ec5b86b [2023-11-23 21:27:49,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/data/c5cc274c8/fa0079d0028b437d987ed6cee002fb10 [2023-11-23 21:27:49,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:27:49,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:27:49,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:49,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:27:49,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:27:49,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8ff727 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:49, skipping insertion in model container [2023-11-23 21:27:49,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:27:49" (1/1) ... [2023-11-23 21:27:49,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:27:50,122 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_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-23 21:27:50,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:50,282 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:27:50,299 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_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-41.i[916,929] [2023-11-23 21:27:50,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:27:50,409 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:27:50,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50 WrapperNode [2023-11-23 21:27:50,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:27:50,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:50,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:27:50,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:27:50,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,433 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,486 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-23 21:27:50,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:27:50,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:27:50,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:27:50,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:27:50,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:27:50,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:27:50,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:27:50,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:27:50,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (1/1) ... [2023-11-23 21:27:50,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:27:50,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:27:50,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:27:50,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:27:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:27:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:27:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:27:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:27:50,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:27:50,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:27:50,744 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:27:50,747 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:27:55,005 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:27:55,085 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:27:55,088 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:27:55,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:55 BoogieIcfgContainer [2023-11-23 21:27:55,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:27:55,104 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:27:55,105 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:27:55,108 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:27:55,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:27:49" (1/3) ... [2023-11-23 21:27:55,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56cfeb20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:55, skipping insertion in model container [2023-11-23 21:27:55,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:27:50" (2/3) ... [2023-11-23 21:27:55,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56cfeb20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:27:55, skipping insertion in model container [2023-11-23 21:27:55,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:27:55" (3/3) ... [2023-11-23 21:27:55,111 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-41.i [2023-11-23 21:27:55,131 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:27:55,131 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:27:55,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:27:55,190 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;@4a05fa68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:27:55,190 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:27:55,195 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:27:55,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:27:55,215 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:55,216 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:55,216 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:55,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:55,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1944359241, now seen corresponding path program 1 times [2023-11-23 21:27:55,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:27:55,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [742764040] [2023-11-23 21:27:55,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:55,239 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 [2023-11-23 21:27:55,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:27:55,246 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:27:55,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:27:55,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:27:55,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:27:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 974 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2023-11-23 21:27:55,880 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:27:55,880 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:27:55,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [742764040] [2023-11-23 21:27:55,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [742764040] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:27:55,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:27:55,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:27:55,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147210807] [2023-11-23 21:27:55,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:27:55,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:27:55,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:27:55,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:27:55,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:27:55,925 INFO L87 Difference]: Start difference. First operand has 84 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 21:27:58,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:27:58,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:27:58,078 INFO L93 Difference]: Finished difference Result 165 states and 300 transitions. [2023-11-23 21:27:58,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:27:58,097 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-23 21:27:58,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:27:58,105 INFO L225 Difference]: With dead ends: 165 [2023-11-23 21:27:58,105 INFO L226 Difference]: Without dead ends: 82 [2023-11-23 21:27:58,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:27:58,112 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:27:58,114 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:27:58,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-23 21:27:58,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-23 21:27:58,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:27:58,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 130 transitions. [2023-11-23 21:27:58,170 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 130 transitions. Word has length 199 [2023-11-23 21:27:58,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:27:58,171 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 130 transitions. [2023-11-23 21:27:58,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 21:27:58,172 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2023-11-23 21:27:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:27:58,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:27:58,177 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:27:58,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:27:58,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:58,379 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:27:58,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:27:58,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1094975535, now seen corresponding path program 1 times [2023-11-23 21:27:58,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:27:58,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [32484148] [2023-11-23 21:27:58,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:27:58,381 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 [2023-11-23 21:27:58,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:27:58,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:27:58,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:27:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:27:58,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:27:58,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:27:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:27:59,753 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:00,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:28:00,259 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:00,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [32484148] [2023-11-23 21:28:00,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [32484148] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:00,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1243206586] [2023-11-23 21:28:00,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:00,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:00,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:28:00,304 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:28:00,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:28:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:00,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:28:00,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 21:28:01,984 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:01,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1243206586] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:01,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:28:01,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5, 5] total 8 [2023-11-23 21:28:01,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797867582] [2023-11-23 21:28:01,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:01,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:01,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:01,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:01,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:28:01,990 INFO L87 Difference]: Start difference. First operand 82 states and 130 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:28:04,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:05,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:05,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:05,266 INFO L93 Difference]: Finished difference Result 244 states and 388 transitions. [2023-11-23 21:28:05,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:05,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2023-11-23 21:28:05,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:05,272 INFO L225 Difference]: With dead ends: 244 [2023-11-23 21:28:05,273 INFO L226 Difference]: Without dead ends: 163 [2023-11-23 21:28:05,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 587 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:28:05,282 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 30 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:05,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 246 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2023-11-23 21:28:05,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-23 21:28:05,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 160. [2023-11-23 21:28:05,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 93 states have (on average 1.3548387096774193) internal successors, (126), 93 states have internal predecessors, (126), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:28:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 254 transitions. [2023-11-23 21:28:05,335 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 254 transitions. Word has length 199 [2023-11-23 21:28:05,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:05,336 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 254 transitions. [2023-11-23 21:28:05,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:28:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 254 transitions. [2023-11-23 21:28:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:28:05,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:05,342 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:05,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:05,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:05,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:05,749 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:05,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:05,750 INFO L85 PathProgramCache]: Analyzing trace with hash 286147413, now seen corresponding path program 1 times [2023-11-23 21:28:05,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:05,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72309517] [2023-11-23 21:28:05,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:05,752 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 [2023-11-23 21:28:05,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:05,754 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:05,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:28:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:06,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:28:06,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:28:06,925 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:28:07,423 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:07,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [72309517] [2023-11-23 21:28:07,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [72309517] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:07,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1371327644] [2023-11-23 21:28:07,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:07,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:28:07,426 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:28:07,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:28:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:08,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:28:08,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:28:09,488 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:28:09,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1371327644] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:09,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020217171] [2023-11-23 21:28:09,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:09,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:09,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:09,860 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:09,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 21:28:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:10,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:28:10,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:10,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:28:10,637 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:28:11,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020217171] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:11,000 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:28:11,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:28:11,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661735242] [2023-11-23 21:28:11,002 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:28:11,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:28:11,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:11,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:28:11,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:28:11,005 INFO L87 Difference]: Start difference. First operand 160 states and 254 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-23 21:28:13,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:15,773 WARN L539 Checker$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 [] [2023-11-23 21:28:16,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:16,317 INFO L93 Difference]: Finished difference Result 335 states and 521 transitions. [2023-11-23 21:28:16,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:28:16,344 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 199 [2023-11-23 21:28:16,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:16,349 INFO L225 Difference]: With dead ends: 335 [2023-11-23 21:28:16,349 INFO L226 Difference]: Without dead ends: 176 [2023-11-23 21:28:16,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1192 GetRequests, 1180 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:28:16,354 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 69 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:16,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 205 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 183 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-11-23 21:28:16,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-23 21:28:16,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 168. [2023-11-23 21:28:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 99 states have (on average 1.3131313131313131) internal successors, (130), 99 states have internal predecessors, (130), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:28:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 258 transitions. [2023-11-23 21:28:16,412 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 258 transitions. Word has length 199 [2023-11-23 21:28:16,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:16,414 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 258 transitions. [2023-11-23 21:28:16,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-23 21:28:16,414 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 258 transitions. [2023-11-23 21:28:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:28:16,418 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:16,419 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:28:16,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:16,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:16,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:17,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:17,020 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:17,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:17,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1302200489, now seen corresponding path program 1 times [2023-11-23 21:28:17,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:17,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624377588] [2023-11-23 21:28:17,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:17,022 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 [2023-11-23 21:28:17,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:17,023 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:28:17,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01a1e8ec-eb17-4f0f-ae85-fa8332d2ff08/bin/utaipan-verify-mE87zJ7Ire/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 (8)] Waiting until timeout for monitored process [2023-11-23 21:28:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:27,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-23 21:28:27,795 INFO L285 TraceCheckSpWp]: Computing forward predicates...