./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:48:49,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:48:49,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:48:49,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:48:49,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:48:49,476 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:48:49,477 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:48:49,478 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:48:49,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:48:49,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:48:49,485 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:48:49,486 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:48:49,487 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:48:49,489 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:48:49,489 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:48:49,490 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:48:49,490 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:48:49,491 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:48:49,491 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:48:49,492 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:48:49,492 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:48:49,493 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:48:49,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:48:49,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:48:49,495 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:48:49,496 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:48:49,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:48:49,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:48:49,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:48:49,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:48:49,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:48:49,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:48:49,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:48:49,500 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:48:49,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:48:49,501 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:48:49,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:48:49,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:49,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:48:49,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:48:49,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:48:49,503 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:48:49,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:48:49,503 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:48:49,504 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:48:49,504 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:48:49,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:48:49,505 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_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f [2023-11-24 23:48:49,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:48:49,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:48:49,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:48:49,899 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:48:49,899 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:48:49,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i [2023-11-24 23:48:52,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:48:53,181 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:48:53,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i [2023-11-24 23:48:53,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data/e0d2a15be/93a4bd7ad740486fb516273cf5a7106b/FLAG7207f5202 [2023-11-24 23:48:53,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data/e0d2a15be/93a4bd7ad740486fb516273cf5a7106b [2023-11-24 23:48:53,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:48:53,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:48:53,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:53,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:48:53,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:48:53,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc8eb74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53, skipping insertion in model container [2023-11-24 23:48:53,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:48:53,525 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_dab4beb6-464f-4b57-8447-6215f4b9371f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2023-11-24 23:48:53,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:53,642 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:48:53,655 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_dab4beb6-464f-4b57-8447-6215f4b9371f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2023-11-24 23:48:53,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:53,723 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:48:53,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53 WrapperNode [2023-11-24 23:48:53,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:53,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:53,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:48:53,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:48:53,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,807 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 332 [2023-11-24 23:48:53,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:53,808 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:48:53,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:48:53,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:48:53,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:48:53,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:48:53,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:48:53,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:48:53,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (1/1) ... [2023-11-24 23:48:53,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:53,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:48:53,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:48:53,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:48:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:48:53,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:48:53,970 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:48:53,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:48:53,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:48:53,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:48:54,116 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:48:54,119 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:48:54,820 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:48:55,509 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:48:55,509 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:48:55,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:55 BoogieIcfgContainer [2023-11-24 23:48:55,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:48:55,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:48:55,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:48:55,523 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:48:55,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:48:53" (1/3) ... [2023-11-24 23:48:55,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d01735c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:48:55, skipping insertion in model container [2023-11-24 23:48:55,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:53" (2/3) ... [2023-11-24 23:48:55,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d01735c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:48:55, skipping insertion in model container [2023-11-24 23:48:55,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:55" (3/3) ... [2023-11-24 23:48:55,526 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-44.i [2023-11-24 23:48:55,546 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:48:55,546 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:48:55,596 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:48:55,602 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;@410c3445, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:48:55,603 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:48:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-24 23:48:55,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-24 23:48:55,620 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:48:55,621 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:48:55,621 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:48:55,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:48:55,626 INFO L85 PathProgramCache]: Analyzing trace with hash 843884447, now seen corresponding path program 1 times [2023-11-24 23:48:55,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:48:55,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59479724] [2023-11-24 23:48:55,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:48:55,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:48:55,946 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:48:55,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2126392829] [2023-11-24 23:48:55,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:48:55,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:48:55,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:48:55,954 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:48:55,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:48:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:48:56,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:48:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:48:56,733 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:48:56,735 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:48:56,737 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:48:56,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:48:56,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:48:56,960 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:48:56,963 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:48:57,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:48:57 BoogieIcfgContainer [2023-11-24 23:48:57,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:48:57,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:48:57,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:48:57,110 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:48:57,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:55" (3/4) ... [2023-11-24 23:48:57,113 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:48:57,114 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:48:57,115 INFO L158 Benchmark]: Toolchain (without parser) took 3893.97ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 100.7MB in the beginning and 93.5MB in the end (delta: 7.1MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2023-11-24 23:48:57,116 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:48:57,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.58ms. Allocated memory is still 144.7MB. Free memory was 100.7MB in the beginning and 103.3MB in the end (delta: -2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:48:57,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.77ms. Allocated memory is still 144.7MB. Free memory was 103.3MB in the beginning and 97.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:48:57,118 INFO L158 Benchmark]: Boogie Preprocessor took 82.30ms. Allocated memory is still 144.7MB. Free memory was 97.9MB in the beginning and 95.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:48:57,119 INFO L158 Benchmark]: RCFGBuilder took 1619.25ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 95.3MB in the beginning and 82.4MB in the end (delta: 12.8MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. [2023-11-24 23:48:57,119 INFO L158 Benchmark]: TraceAbstraction took 1596.17ms. Allocated memory is still 176.2MB. Free memory was 82.4MB in the beginning and 93.5MB in the end (delta: -11.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:48:57,120 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 176.2MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:48:57,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 113.2MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 499.58ms. Allocated memory is still 144.7MB. Free memory was 100.7MB in the beginning and 103.3MB in the end (delta: -2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.77ms. Allocated memory is still 144.7MB. Free memory was 103.3MB in the beginning and 97.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.30ms. Allocated memory is still 144.7MB. Free memory was 97.9MB in the beginning and 95.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1619.25ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 95.3MB in the beginning and 82.4MB in the end (delta: 12.8MB). Peak memory consumption was 74.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1596.17ms. Allocated memory is still 176.2MB. Free memory was 82.4MB in the beginning and 93.5MB in the end (delta: -11.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 176.2MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 89, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseOr at line 114, overapproximation of bitwiseAnd at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someUnaryFLOAToperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_8 = 0; [L26] signed short int var_1_9 = 256; [L27] signed short int var_1_10 = -25; [L28] unsigned char var_1_11 = 1; [L29] unsigned char var_1_12 = 0; [L30] float var_1_13 = 256.75; [L31] float var_1_15 = 256.25; [L32] float var_1_16 = 8.95; [L33] float var_1_17 = 256.375; [L34] float var_1_18 = 0.0; [L35] float var_1_19 = 3.75; [L36] unsigned short int var_1_20 = 64; [L37] unsigned short int var_1_21 = 0; [L38] float var_1_22 = 100.5; [L39] unsigned short int var_1_23 = 50; [L40] unsigned short int var_1_24 = 64; [L41] double var_1_25 = 32.6; [L42] unsigned char var_1_26 = 1; [L43] unsigned char var_1_28 = 0; [L44] double var_1_29 = 100.4; [L45] signed short int var_1_30 = 2; [L46] signed short int var_1_31 = 16; [L47] signed short int var_1_32 = 8; [L48] signed short int var_1_33 = 2; [L49] double var_1_34 = 0.0; [L50] double var_1_35 = 63.8; [L51] double var_1_36 = 127.75; [L52] double var_1_37 = 0.4; [L53] unsigned long int var_1_38 = 50; [L54] unsigned long int var_1_39 = 3554953517; [L55] unsigned char var_1_40 = 0; [L56] unsigned short int var_1_41 = 4; [L194] isInitial = 1 [L195] FCALL initially() [L196] int k_loop; [L197] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L197] COND TRUE k_loop < 1 [L198] FCALL updateLastVariables() [L199] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L134] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L135] var_1_8 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_9=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_9=256] [L137] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L138] var_1_10 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_10 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= -32767) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L141] var_1_12 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L144] var_1_15 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L146] var_1_16 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L148] var_1_17 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L150] var_1_18 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L152] var_1_19 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L154] var_1_21 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L156] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L157] var_1_24 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L159] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L160] var_1_28 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L162] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L163] var_1_30 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L165] CALL assume_abort_if_not(var_1_30 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 <= 16384) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L166] var_1_31 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L168] CALL assume_abort_if_not(var_1_31 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_31 <= 16383) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L169] var_1_32 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L171] CALL assume_abort_if_not(var_1_32 <= 9) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 9) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L172] var_1_33 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L174] CALL assume_abort_if_not(var_1_33 <= 8) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 8) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L175] var_1_34 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L177] var_1_35 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L179] var_1_36 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L181] var_1_37 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L183] var_1_39 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_39 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 3221225470) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L185] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=51, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=50, var_1_39=3221225470, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L199] RET updateVariables() [L200] CALL step() [L60] var_1_9 = ((((-10) < (var_1_10)) ? (-10) : (var_1_10))) [L61] var_1_11 = ((var_1_8 || var_1_4) && var_1_12) [L62] var_1_20 = (45013 - var_1_21) [L63] var_1_22 = ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17))) [L64] COND FALSE !((9999999.6 / var_1_18) > var_1_16) [L67] var_1_25 = (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16))) [L68] var_1_40 = var_1_28 [L69] var_1_41 = 10 [L70] COND FALSE !(var_1_9 >= var_1_23) [L73] signed long int stepLocal_0 = var_1_20 - var_1_23; [L74] COND FALSE !(var_1_20 <= stepLocal_0) [L77] var_1_5 = (! (! var_1_8)) [L79] unsigned short int stepLocal_1 = var_1_23; [L80] COND TRUE \read(var_1_1) [L81] COND FALSE !(stepLocal_1 > var_1_23) [L87] unsigned short int stepLocal_5 = var_1_41; [L88] signed long int stepLocal_4 = (var_1_30 + var_1_31) - var_1_21; [L89] EXPR var_1_21 >> (var_1_32 + var_1_33) [L89] signed long int stepLocal_3 = var_1_21 >> (var_1_32 + var_1_33); [L90] COND TRUE \read(var_1_12) [L91] EXPR var_1_9 >> var_1_41 [L91] COND FALSE !(stepLocal_5 <= (var_1_9 >> var_1_41)) [L101] signed short int stepLocal_9 = var_1_9; [L102] EXPR var_1_31 & (var_1_20 * var_1_20) [L102] signed long int stepLocal_8 = var_1_31 & (var_1_20 * var_1_20); [L103] EXPR var_1_30 >> var_1_9 [L103] signed long int stepLocal_7 = var_1_30 >> var_1_9; [L104] unsigned short int stepLocal_6 = var_1_20; [L105] COND FALSE !(var_1_17 >= (- var_1_34)) [L114] EXPR var_1_9 ^ var_1_32 [L114] COND TRUE stepLocal_9 <= (var_1_9 ^ var_1_32) [L115] COND FALSE !(var_1_15 <= var_1_13) [L122] var_1_38 = var_1_21 [L126] signed long int stepLocal_2 = var_1_24 * var_1_23; [L127] COND TRUE stepLocal_2 > (var_1_41 - var_1_38) [L128] var_1_26 = (! ((var_1_4 && var_1_12) && var_1_28)) [L200] RET step() [L201] CALL, EXPR property() [L190] EXPR (((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1) [L190] EXPR ((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1)) [L190-L191] return ((((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1))) && (var_1_40 == ((unsigned char) var_1_28))) && (var_1_41 == ((unsigned short int) 10)) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=3, var_1_16=0, var_1_17=0, var_1_19=0, var_1_1=1, var_1_20=45013, var_1_21=0, var_1_22=3, var_1_23=50, var_1_24=51, var_1_25=2, var_1_26=0, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=0, var_1_39=3221225470, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-11] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-11, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=3, var_1_16=0, var_1_17=0, var_1_19=0, var_1_1=1, var_1_20=45013, var_1_21=0, var_1_22=3, var_1_23=50, var_1_24=51, var_1_25=2, var_1_26=0, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=0, var_1_38=0, var_1_39=3221225470, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-11] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 33, 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=63occurred 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, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:48:57,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:48:59,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:00,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:49:00,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:00,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:00,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:00,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:00,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:00,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:00,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:00,101 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:00,102 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:00,103 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:00,105 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:00,105 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:00,106 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:00,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:00,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:00,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:00,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:00,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:00,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:00,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:00,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:00,112 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:49:00,112 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:49:00,113 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:49:00,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:00,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:00,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:00,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:00,116 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:49:00,117 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:00,117 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:00,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:00,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:00,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:00,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:00,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:49:00,120 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:00,120 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:00,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:00,121 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:00,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:00,122 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_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adb5fb4d805ca2a5692f9b69f128d488862bca1b1bd46cb53a0587439b8a768f [2023-11-24 23:49:00,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:00,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:00,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:00,591 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:00,591 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:00,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i [2023-11-24 23:49:03,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:04,164 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:04,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i [2023-11-24 23:49:04,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data/72de492cc/08b8f2cbf8bc42dbbe0b47a9384acfdf/FLAGc4655ece3 [2023-11-24 23:49:04,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/data/72de492cc/08b8f2cbf8bc42dbbe0b47a9384acfdf [2023-11-24 23:49:04,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:04,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:04,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:04,221 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:04,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:04,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b2ef449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04, skipping insertion in model container [2023-11-24 23:49:04,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:04,510 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_dab4beb6-464f-4b57-8447-6215f4b9371f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2023-11-24 23:49:04,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:04,644 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:04,658 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_dab4beb6-464f-4b57-8447-6215f4b9371f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-44.i[916,929] [2023-11-24 23:49:04,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:04,732 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:04,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04 WrapperNode [2023-11-24 23:49:04,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:04,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:04,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:04,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:04,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,808 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-24 23:49:04,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:04,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:04,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:04,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:04,822 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,845 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,859 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,932 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:04,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:04,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:04,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:04,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (1/1) ... [2023-11-24 23:49:04,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:04,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:04,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:05,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:05,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:05,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:49:05,024 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:05,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:05,140 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:05,142 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:18,061 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:18,145 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:18,146 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:18,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:18 BoogieIcfgContainer [2023-11-24 23:49:18,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:18,149 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:18,150 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:18,153 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:18,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:04" (1/3) ... [2023-11-24 23:49:18,154 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bafcdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:18, skipping insertion in model container [2023-11-24 23:49:18,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:04" (2/3) ... [2023-11-24 23:49:18,155 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bafcdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:18, skipping insertion in model container [2023-11-24 23:49:18,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:18" (3/3) ... [2023-11-24 23:49:18,157 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-44.i [2023-11-24 23:49:18,177 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:18,177 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:18,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:18,242 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;@2ef3aad6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:18,242 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-24 23:49:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-24 23:49:18,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:18,268 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:18,269 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:18,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:18,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1805434240, now seen corresponding path program 1 times [2023-11-24 23:49:18,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:18,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2102801953] [2023-11-24 23:49:18,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:18,293 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:18,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:18,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:18,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:49:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:19,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:49:19,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:20,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2023-11-24 23:49:20,073 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:20,074 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:20,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2102801953] [2023-11-24 23:49:20,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2102801953] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:20,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:20,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:49:20,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545668570] [2023-11-24 23:49:20,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:20,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:49:20,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:20,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:49:20,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:49:20,133 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-24 23:49:23,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:23,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:23,623 INFO L93 Difference]: Finished difference Result 176 states and 310 transitions. [2023-11-24 23:49:23,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:49:23,627 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 205 [2023-11-24 23:49:23,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:23,636 INFO L225 Difference]: With dead ends: 176 [2023-11-24 23:49:23,637 INFO L226 Difference]: Without dead ends: 86 [2023-11-24 23:49:23,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:49:23,645 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:23,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2023-11-24 23:49:23,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-24 23:49:23,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-24 23:49:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 51 states have internal predecessors, (66), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-24 23:49:23,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 132 transitions. [2023-11-24 23:49:23,702 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 132 transitions. Word has length 205 [2023-11-24 23:49:23,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:23,703 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 132 transitions. [2023-11-24 23:49:23,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-24 23:49:23,704 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2023-11-24 23:49:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-24 23:49:23,709 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:23,710 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:23,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:23,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:23,916 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:23,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:23,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1845963134, now seen corresponding path program 1 times [2023-11-24 23:49:23,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:23,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2058495265] [2023-11-24 23:49:23,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:23,919 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:23,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:23,920 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:23,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:49:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:25,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:49:25,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:29,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-24 23:49:29,228 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:29,228 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:29,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2058495265] [2023-11-24 23:49:29,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2058495265] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:29,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:29,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:49:29,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818413597] [2023-11-24 23:49:29,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:29,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:29,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:29,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:29,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:29,234 INFO L87 Difference]: Start difference. First operand 86 states and 132 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-24 23:49:32,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:34,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:36,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:37,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:37,040 INFO L93 Difference]: Finished difference Result 256 states and 394 transitions. [2023-11-24 23:49:37,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:37,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-24 23:49:37,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:37,047 INFO L225 Difference]: With dead ends: 256 [2023-11-24 23:49:37,047 INFO L226 Difference]: Without dead ends: 171 [2023-11-24 23:49:37,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:37,051 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 32 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:37,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 275 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 7.8s Time] [2023-11-24 23:49:37,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-24 23:49:37,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 169. [2023-11-24 23:49:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 100 states have (on average 1.29) internal successors, (129), 100 states have internal predecessors, (129), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-24 23:49:37,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 261 transitions. [2023-11-24 23:49:37,102 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 261 transitions. Word has length 205 [2023-11-24 23:49:37,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:37,103 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 261 transitions. [2023-11-24 23:49:37,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-24 23:49:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 261 transitions. [2023-11-24 23:49:37,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-24 23:49:37,109 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:37,109 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:37,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-24 23:49:37,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:37,324 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:37,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:37,324 INFO L85 PathProgramCache]: Analyzing trace with hash -566099456, now seen corresponding path program 1 times [2023-11-24 23:49:37,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:37,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706181305] [2023-11-24 23:49:37,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:37,326 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:37,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:37,328 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:37,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:49:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:39,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:49:39,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:39,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-24 23:49:39,555 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:39,555 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:39,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [706181305] [2023-11-24 23:49:39,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [706181305] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:39,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:39,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:39,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896959404] [2023-11-24 23:49:39,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:39,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:39,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:39,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:39,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:39,560 INFO L87 Difference]: Start difference. First operand 169 states and 261 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-24 23:49:42,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:49:43,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:43,272 INFO L93 Difference]: Finished difference Result 311 states and 478 transitions. [2023-11-24 23:49:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:43,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-24 23:49:43,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:43,277 INFO L225 Difference]: With dead ends: 311 [2023-11-24 23:49:43,277 INFO L226 Difference]: Without dead ends: 143 [2023-11-24 23:49:43,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:43,281 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 121 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:43,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 293 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2023-11-24 23:49:43,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-24 23:49:43,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 84. [2023-11-24 23:49:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 49 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-24 23:49:43,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 125 transitions. [2023-11-24 23:49:43,319 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 125 transitions. Word has length 205 [2023-11-24 23:49:43,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:43,321 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 125 transitions. [2023-11-24 23:49:43,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-24 23:49:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2023-11-24 23:49:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-24 23:49:43,325 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:43,326 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:43,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:43,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:43,539 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:43,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:43,540 INFO L85 PathProgramCache]: Analyzing trace with hash -718221708, now seen corresponding path program 1 times [2023-11-24 23:49:43,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:43,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1332387548] [2023-11-24 23:49:43,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:43,541 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:43,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:43,543 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:43,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:49:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:45,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:49:45,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-24 23:49:45,174 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:45,175 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:45,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1332387548] [2023-11-24 23:49:45,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1332387548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:45,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:45,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:45,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704571354] [2023-11-24 23:49:45,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:45,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:45,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:45,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:45,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:45,178 INFO L87 Difference]: Start difference. First operand 84 states and 125 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-24 23:49:48,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:51,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:53,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:53,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:53,810 INFO L93 Difference]: Finished difference Result 167 states and 249 transitions. [2023-11-24 23:49:53,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:53,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-11-24 23:49:53,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:53,814 INFO L225 Difference]: With dead ends: 167 [2023-11-24 23:49:53,815 INFO L226 Difference]: Without dead ends: 84 [2023-11-24 23:49:53,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:53,817 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 18 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:53,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 214 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 8.6s Time] [2023-11-24 23:49:53,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-24 23:49:53,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-24 23:49:53,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.183673469387755) internal successors, (58), 49 states have internal predecessors, (58), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-24 23:49:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 124 transitions. [2023-11-24 23:49:53,852 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 124 transitions. Word has length 206 [2023-11-24 23:49:53,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:53,853 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 124 transitions. [2023-11-24 23:49:53,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-24 23:49:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2023-11-24 23:49:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-24 23:49:53,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:53,858 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:53,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:54,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:54,072 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:54,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:54,073 INFO L85 PathProgramCache]: Analyzing trace with hash -17157130, now seen corresponding path program 1 times [2023-11-24 23:49:54,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:54,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1267181819] [2023-11-24 23:49:54,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:54,074 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:49:54,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:54,075 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:49:54,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab4beb6-464f-4b57-8447-6215f4b9371f/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process