./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 432664c2eda1030555a8d42748674a5f8f3357a27417c048e2327859bae46f10 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:34:56,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:34:56,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:34:56,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:34:56,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:34:56,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:34:56,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:34:56,668 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:34:56,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:34:56,675 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:34:56,675 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:34:56,677 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:34:56,677 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:34:56,679 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:34:56,680 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:34:56,680 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:34:56,681 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:34:56,681 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:34:56,682 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:34:56,682 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:34:56,683 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:34:56,683 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:34:56,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:34:56,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:34:56,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:34:56,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:34:56,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:34:56,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:34:56,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:34:56,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:34:56,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:34:56,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:34:56,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:34:56,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:34:56,691 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:34:56,691 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:34:56,691 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:34:56,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:34:56,692 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:34:56,692 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:34:56,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:34:56,693 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:34:56,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:34:56,694 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:34:56,694 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:34:56,695 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:34:56,695 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:34:56,695 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_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 432664c2eda1030555a8d42748674a5f8f3357a27417c048e2327859bae46f10 [2023-11-23 20:34:57,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:34:57,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:34:57,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:34:57,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:34:57,109 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:34:57,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i [2023-11-23 20:35:00,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:00,875 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:00,875 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i [2023-11-23 20:35:00,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data/4b7250165/d3e8be8bcd2e44a589eabdc16c4e24c4/FLAG5f4dbed42 [2023-11-23 20:35:00,905 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data/4b7250165/d3e8be8bcd2e44a589eabdc16c4e24c4 [2023-11-23 20:35:00,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:00,909 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:00,911 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:00,911 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:00,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:00,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:00" (1/1) ... [2023-11-23 20:35:00,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd46c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:00, skipping insertion in model container [2023-11-23 20:35:00,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:00" (1/1) ... [2023-11-23 20:35:00,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:01,116 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_d2192961-74b3-417c-a20b-78026ef25abb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i[916,929] [2023-11-23 20:35:01,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:01,250 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:01,262 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_d2192961-74b3-417c-a20b-78026ef25abb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i[916,929] [2023-11-23 20:35:01,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:01,388 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:01,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01 WrapperNode [2023-11-23 20:35:01,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:01,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:01,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:01,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:01,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,525 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 295 [2023-11-23 20:35:01,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:01,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:01,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:01,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:01,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:01,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:01,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:01,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:01,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (1/1) ... [2023-11-23 20:35:01,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:01,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:01,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:01,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:35:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:01,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:01,910 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:01,913 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:02,875 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:35:03,628 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:35:03,629 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:35:03,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:03 BoogieIcfgContainer [2023-11-23 20:35:03,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:35:03,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:35:03,635 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:35:03,638 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:35:03,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:00" (1/3) ... [2023-11-23 20:35:03,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561db4a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:03, skipping insertion in model container [2023-11-23 20:35:03,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:01" (2/3) ... [2023-11-23 20:35:03,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561db4a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:03, skipping insertion in model container [2023-11-23 20:35:03,643 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:03" (3/3) ... [2023-11-23 20:35:03,644 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-10.i [2023-11-23 20:35:03,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:35:03,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:35:03,725 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:35:03,732 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;@11d5682, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:35:03,732 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:35:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:35:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:35:03,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:03,753 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:03,753 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:03,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:03,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1192162358, now seen corresponding path program 1 times [2023-11-23 20:35:03,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:35:03,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931319563] [2023-11-23 20:35:03,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:03,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:35:04,069 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:35:04,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1721972804] [2023-11-23 20:35:04,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:04,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:35:04,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:04,077 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:35:04,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:35:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:35:04,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:35:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:35:04,750 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:35:04,753 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:35:04,754 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:35:04,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:04,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:35:04,976 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:35:04,980 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:35:05,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:35:05 BoogieIcfgContainer [2023-11-23 20:35:05,173 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:35:05,174 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:35:05,174 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:35:05,175 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:35:05,175 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:03" (3/4) ... [2023-11-23 20:35:05,178 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:35:05,179 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:35:05,181 INFO L158 Benchmark]: Toolchain (without parser) took 4271.09ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 86.1MB in the end (delta: 50.4MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2023-11-23 20:35:05,181 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:05,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.86ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 119.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:35:05,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.58ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 113.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:35:05,188 INFO L158 Benchmark]: Boogie Preprocessor took 83.49ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 109.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:35:05,190 INFO L158 Benchmark]: RCFGBuilder took 2020.06ms. Allocated memory is still 167.8MB. Free memory was 109.7MB in the beginning and 74.4MB in the end (delta: 35.2MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2023-11-23 20:35:05,192 INFO L158 Benchmark]: TraceAbstraction took 1538.19ms. Allocated memory is still 167.8MB. Free memory was 73.5MB in the beginning and 86.1MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:05,192 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 167.8MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:05,196 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.86ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 119.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.58ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 113.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.49ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 109.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2020.06ms. Allocated memory is still 167.8MB. Free memory was 109.7MB in the beginning and 74.4MB in the end (delta: 35.2MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1538.19ms. Allocated memory is still 167.8MB. Free memory was 73.5MB in the beginning and 86.1MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 167.8MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of bitwiseOr at line 59, overapproximation of someBinaryArithmeticFLOAToperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned short int var_1_7 = 10000; [L24] unsigned short int var_1_8 = 20453; [L25] signed short int var_1_10 = -5; [L26] unsigned char var_1_12 = 5; [L27] unsigned short int var_1_13 = 63501; [L28] unsigned char var_1_14 = 1; [L29] float var_1_15 = 16.25; [L30] float var_1_16 = 5.13; [L31] float var_1_17 = 99999999.25; [L32] signed char var_1_18 = 0; [L33] signed char var_1_19 = -4; [L34] signed char var_1_20 = 16; [L35] signed char var_1_21 = -100; [L36] float var_1_22 = 31.4; [L37] float var_1_23 = 16.432; [L38] float var_1_24 = 9999.5; [L39] unsigned long int var_1_26 = 100000000; [L40] unsigned short int var_1_27 = 50; [L41] float var_1_28 = 255.5; [L42] unsigned short int var_1_29 = 16; [L43] unsigned short int var_1_30 = 21823; [L44] float var_1_31 = 3.325; [L45] signed long int var_1_33 = 8; [L46] signed short int var_1_35 = -1; [L47] signed short int var_1_36 = 32549; [L48] unsigned char var_1_37 = 1; [L49] unsigned char var_1_38 = 0; [L50] unsigned char var_1_39 = 0; [L51] unsigned char var_1_40 = 128; [L52] unsigned char var_1_41 = 0; [L53] unsigned char last_1_var_1_12 = 5; [L54] unsigned long int last_1_var_1_26 = 100000000; [L55] signed short int last_1_var_1_35 = -1; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L195] last_1_var_1_12 = var_1_12 [L196] last_1_var_1_26 = var_1_26 [L197] last_1_var_1_35 = var_1_35 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L149] var_1_7 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_7 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=20453] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 >= 8191) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=20453] [L151] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=20453] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=20453] [L152] var_1_8 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L154] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=63501, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L155] var_1_13 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_13 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L157] CALL assume_abort_if_not(var_1_13 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 65535) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=1, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L160] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_16=513/100, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L161] var_1_16 = __VERIFIER_nondet_float() [L162] 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, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L162] 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, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_17=399999997/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L163] var_1_17 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-4, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L165] var_1_19 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L167] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=16, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L168] var_1_20 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_20 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 >= -127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L170] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-100, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L171] var_1_21 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L173] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_23=2054/125, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L174] var_1_23 = __VERIFIER_nondet_float() [L175] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_24=19999/2, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L176] var_1_24 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_28=511/2, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L178] var_1_28 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L180] CALL assume_abort_if_not(var_1_28 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_28 != 0.0F) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=21823, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L181] var_1_30 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_30 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_30 >= 16384) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L183] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=32549, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L184] var_1_36 = __VERIFIER_nondet_short() [L185] CALL assume_abort_if_not(var_1_36 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_36 >= 16383) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L186] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L187] var_1_38 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L189] CALL assume_abort_if_not(var_1_38 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_38 <= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=0, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L190] var_1_39 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_39 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_39 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L192] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=-5, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_18=0, var_1_19=-127, var_1_1=0, var_1_20=-127, var_1_21=-126, var_1_22=157/5, var_1_26=100000000, var_1_27=50, var_1_29=16, var_1_30=16384, var_1_31=133/40, var_1_33=8, var_1_35=-1, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=128, var_1_41=0, var_1_7=8191, var_1_8=32767] [L208] RET updateVariables() [L209] CALL step() [L59] EXPR last_1_var_1_12 | last_1_var_1_35 [L59] signed long int stepLocal_5 = last_1_var_1_12 | last_1_var_1_35; [L60] COND TRUE var_1_16 >= (var_1_17 / var_1_28) [L61] var_1_27 = (last_1_var_1_26 + var_1_14) [L67] signed long int stepLocal_2 = 4 + var_1_13; [L68] COND FALSE !((16 / -5) >= stepLocal_2) [L71] var_1_40 = var_1_14 [L72] var_1_10 = (var_1_40 - var_1_40) [L73] unsigned char stepLocal_1 = var_1_40; [L74] COND FALSE !(stepLocal_1 >= 4) [L81] COND FALSE !(var_1_8 <= var_1_40) [L84] unsigned short int stepLocal_4 = var_1_8; [L85] COND TRUE stepLocal_4 >= var_1_40 [L86] var_1_26 = var_1_7 [L88] unsigned long int stepLocal_0 = var_1_26; [L89] COND FALSE !(stepLocal_0 <= 32) [L94] var_1_1 = ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12)) [L96] COND FALSE !(var_1_24 < var_1_16) [L99] unsigned short int stepLocal_10 = var_1_8; [L100] COND FALSE !(var_1_15 > (var_1_23 / var_1_28)) [L107] var_1_41 = var_1_38 [L109] signed short int stepLocal_9 = var_1_36; [L110] COND FALSE !(stepLocal_9 <= var_1_30) [L113] var_1_37 = (var_1_41 || var_1_39) [L115] COND TRUE \read(var_1_37) [L116] var_1_35 = (var_1_12 - (var_1_36 - var_1_12)) [L118] COND TRUE \read(var_1_37) [L119] var_1_29 = ((((16) > ((var_1_12 + var_1_7))) ? (16) : ((var_1_12 + var_1_7)))) [L123] unsigned char stepLocal_8 = var_1_37; [L124] unsigned short int stepLocal_7 = var_1_13; [L125] signed long int stepLocal_6 = - var_1_40; [L126] COND TRUE (var_1_40 / var_1_8) <= stepLocal_7 [L127] COND FALSE !(var_1_14 == stepLocal_6) [L132] var_1_31 = var_1_17 [L137] signed long int stepLocal_3 = (var_1_7 * var_1_12) * (var_1_29 * var_1_12); [L138] COND FALSE !(stepLocal_3 == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) [L141] COND FALSE !(\read(var_1_41)) [L144] var_1_22 = var_1_24 [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR ((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1)) [L200] EXPR (var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1) [L200] EXPR ((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1)) [L200] EXPR (((((((((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1))) && (var_1_37 ? (var_1_29 == ((unsigned short int) ((((16) > ((var_1_12 + var_1_7))) ? (16) : ((var_1_12 + var_1_7)))))) : (var_1_29 == ((unsigned short int) ((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) + var_1_30) - var_1_40))))) && (((var_1_40 / var_1_8) <= var_1_13) ? ((var_1_14 == (- var_1_40)) ? ((var_1_37 || var_1_37) ? (var_1_31 == ((float) var_1_24)) : 1) : (var_1_31 == ((float) var_1_17))) : (var_1_31 == ((float) var_1_16)))) && ((var_1_24 < var_1_16) ? (var_1_33 == ((signed long int) (var_1_30 + ((var_1_1 + var_1_27) - 10)))) : 1)) && (var_1_37 ? (var_1_35 == ((signed short int) (var_1_12 - (var_1_36 - var_1_12)))) : 1)) && ((var_1_36 <= var_1_30) ? (var_1_37 == ((unsigned char) ((! var_1_41) && var_1_38))) : (var_1_37 == ((unsigned char) (var_1_41 || var_1_39))))) && (var_1_40 == ((unsigned char) var_1_14))) && ((var_1_15 > (var_1_23 / var_1_28)) ? (((((((var_1_33 | var_1_14)) > (var_1_36)) ? ((var_1_33 | var_1_14)) : (var_1_36))) <= var_1_8) ? (var_1_41 == ((unsigned char) 0)) : (var_1_41 == ((unsigned char) 0))) : (var_1_41 == ((unsigned char) var_1_38))) [L200-L201] return (((((((((((((((var_1_26 <= 32) ? ((var_1_15 < var_1_15) ? (var_1_1 == ((unsigned short int) (var_1_26 + var_1_12))) : 1) : (var_1_1 == ((unsigned short int) ((var_1_12 + (var_1_7 - var_1_26)) + (var_1_8 - var_1_12))))) && (var_1_10 == ((signed short int) (var_1_40 - var_1_40)))) && ((var_1_40 >= 4) ? ((! ((var_1_13 - var_1_40) <= 64)) ? (var_1_12 == ((unsigned char) var_1_14)) : (var_1_12 == ((unsigned char) var_1_14))) : 1)) && ((var_1_8 <= var_1_40) ? (var_1_15 == ((float) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : 1)) && (((16 / -5) >= (4 + var_1_13)) ? (var_1_18 == ((signed char) ((((var_1_19) > (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19) : (((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) : 1)) && ((((var_1_7 * var_1_12) * (var_1_29 * var_1_12)) == (((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) + var_1_35)) ? (var_1_22 == ((float) (var_1_23 + var_1_24))) : (var_1_41 ? (var_1_22 == ((float) var_1_17)) : (var_1_22 == ((float) var_1_24))))) && ((var_1_8 >= var_1_40) ? (var_1_26 == ((unsigned long int) var_1_7)) : 1)) && ((var_1_16 >= (var_1_17 / var_1_28)) ? (var_1_27 == ((unsigned short int) (last_1_var_1_26 + var_1_14))) : (((last_1_var_1_12 | last_1_var_1_35) < var_1_7) ? (var_1_27 == ((unsigned short int) last_1_var_1_12)) : 1))) && (var_1_37 ? (var_1_29 == ((unsigned short int) ((((16) > ((var_1_12 + var_1_7))) ? (16) : ((var_1_12 + var_1_7)))))) : (var_1_29 == ((unsigned short int) ((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) + var_1_30) - var_1_40))))) && (((var_1_40 / var_1_8) <= var_1_13) ? ((var_1_14 == (- var_1_40)) ? ((var_1_37 || var_1_37) ? (var_1_31 == ((float) var_1_24)) : 1) : (var_1_31 == ((float) var_1_17))) : (var_1_31 == ((float) var_1_16)))) && ((var_1_24 < var_1_16) ? (var_1_33 == ((signed long int) (var_1_30 + ((var_1_1 + var_1_27) - 10)))) : 1)) && (var_1_37 ? (var_1_35 == ((signed short int) (var_1_12 - (var_1_36 - var_1_12)))) : 1)) && ((var_1_36 <= var_1_30) ? (var_1_37 == ((unsigned char) ((! var_1_41) && var_1_38))) : (var_1_37 == ((unsigned char) (var_1_41 || var_1_39))))) && (var_1_40 == ((unsigned char) var_1_14))) && ((var_1_15 > (var_1_23 / var_1_28)) ? (((((((var_1_33 | var_1_14)) > (var_1_36)) ? ((var_1_33 | var_1_14)) : (var_1_36))) <= var_1_8) ? (var_1_41 == ((unsigned char) 0)) : (var_1_41 == ((unsigned char) 0))) : (var_1_41 == ((unsigned char) var_1_38))) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=-127, var_1_21=-126, var_1_22=2, var_1_24=2, var_1_26=8191, var_1_27=57603, var_1_29=8196, var_1_30=16384, var_1_31=3, var_1_33=8, var_1_35=-16375, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=3, var_1_41=0, var_1_7=8191, var_1_8=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_26=100000000, last_1_var_1_35=-1, var_1_10=0, var_1_12=5, var_1_13=32767, var_1_14=3, var_1_15=65/4, var_1_16=0, var_1_17=3, var_1_18=0, var_1_19=-127, var_1_1=32767, var_1_20=-127, var_1_21=-126, var_1_22=2, var_1_24=2, var_1_26=8191, var_1_27=57603, var_1_29=8196, var_1_30=16384, var_1_31=3, var_1_33=8, var_1_35=-16375, var_1_36=16385, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=3, var_1_41=0, var_1_7=8191, var_1_8=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:35:05,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 432664c2eda1030555a8d42748674a5f8f3357a27417c048e2327859bae46f10 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:08,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:08,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:35:08,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:08,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:08,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:08,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:08,669 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:08,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:08,676 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:08,676 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:08,677 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:08,677 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:08,679 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:08,680 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:08,680 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:08,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:08,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:08,682 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:08,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:08,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:08,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:08,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:08,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:08,685 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:35:08,686 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:35:08,686 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:35:08,686 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:08,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:08,687 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:08,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:08,689 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:35:08,689 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:08,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:08,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:08,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:08,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:08,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:08,691 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:35:08,692 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:35:08,693 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:08,693 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:08,693 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:08,694 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:08,694 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_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 432664c2eda1030555a8d42748674a5f8f3357a27417c048e2327859bae46f10 [2023-11-23 20:35:09,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:09,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:09,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:09,194 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:09,195 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:09,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i [2023-11-23 20:35:12,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:13,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:13,215 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i [2023-11-23 20:35:13,237 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data/168095f49/8728c8bfc015431cbab47e9c5e017ee3/FLAG630b8338a [2023-11-23 20:35:13,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/data/168095f49/8728c8bfc015431cbab47e9c5e017ee3 [2023-11-23 20:35:13,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:13,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:13,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:13,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:13,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:13,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:13,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466b7e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13, skipping insertion in model container [2023-11-23 20:35:13,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:13,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:13,491 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_d2192961-74b3-417c-a20b-78026ef25abb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i[916,929] [2023-11-23 20:35:13,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:13,657 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:13,676 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_d2192961-74b3-417c-a20b-78026ef25abb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-10.i[916,929] [2023-11-23 20:35:13,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:13,900 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:13,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13 WrapperNode [2023-11-23 20:35:13,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:13,902 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:13,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:13,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:13,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:13,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,004 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-23 20:35:14,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:14,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:14,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:14,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:14,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,059 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:14,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:14,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:14,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:14,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (1/1) ... [2023-11-23 20:35:14,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:14,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:14,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:14,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:35:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:14,250 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:14,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:14,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:14,434 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:14,440 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:19,838 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:35:19,993 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:35:19,993 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:35:19,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:19 BoogieIcfgContainer [2023-11-23 20:35:19,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:35:19,998 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:35:19,998 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:35:20,002 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:35:20,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:13" (1/3) ... [2023-11-23 20:35:20,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50053c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:20, skipping insertion in model container [2023-11-23 20:35:20,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:13" (2/3) ... [2023-11-23 20:35:20,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50053c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:20, skipping insertion in model container [2023-11-23 20:35:20,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:19" (3/3) ... [2023-11-23 20:35:20,011 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-10.i [2023-11-23 20:35:20,038 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:35:20,039 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:35:20,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:35:20,131 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;@472349b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:35:20,131 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:35:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:35:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:35:20,169 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:20,171 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:20,172 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:20,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:20,179 INFO L85 PathProgramCache]: Analyzing trace with hash 485199540, now seen corresponding path program 1 times [2023-11-23 20:35:20,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:35:20,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2046635290] [2023-11-23 20:35:20,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:20,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:20,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:35:20,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:35:20,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:35:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:21,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:35:21,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:35:21,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-23 20:35:21,342 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:35:21,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:35:21,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2046635290] [2023-11-23 20:35:21,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2046635290] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:35:21,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:35:21,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:35:21,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528106488] [2023-11-23 20:35:21,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:35:21,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:35:21,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:35:21,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:35:21,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:35:21,415 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:35:23,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:23,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:35:23,597 INFO L93 Difference]: Finished difference Result 167 states and 296 transitions. [2023-11-23 20:35:23,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:35:23,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-23 20:35:23,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:35:23,664 INFO L225 Difference]: With dead ends: 167 [2023-11-23 20:35:23,665 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 20:35:23,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:35:23,675 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:35:23,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 20:35:23,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 20:35:23,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-23 20:35:23,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:35:23,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 129 transitions. [2023-11-23 20:35:23,746 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 129 transitions. Word has length 182 [2023-11-23 20:35:23,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:35:23,747 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 129 transitions. [2023-11-23 20:35:23,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:35:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2023-11-23 20:35:23,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:35:23,754 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:23,755 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:23,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:23,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:23,975 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:23,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:23,976 INFO L85 PathProgramCache]: Analyzing trace with hash 559646004, now seen corresponding path program 1 times [2023-11-23 20:35:23,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:35:23,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [520832851] [2023-11-23 20:35:23,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:23,978 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:23,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:35:23,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:35:24,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:35:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:24,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:35:24,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:35:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 20:35:24,862 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:35:24,862 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:35:24,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [520832851] [2023-11-23 20:35:24,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [520832851] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:35:24,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:35:24,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:35:24,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049471471] [2023-11-23 20:35:24,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:35:24,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:35:24,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:35:24,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:35:24,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:35:24,870 INFO L87 Difference]: Start difference. First operand 83 states and 129 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:35:27,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 20:35:29,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 20:35:29,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:35:29,133 INFO L93 Difference]: Finished difference Result 165 states and 257 transitions. [2023-11-23 20:35:29,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:35:29,210 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-23 20:35:29,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:35:29,215 INFO L225 Difference]: With dead ends: 165 [2023-11-23 20:35:29,215 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 20:35:29,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:35:29,219 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 41 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:35:29,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 206 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-23 20:35:29,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 20:35:29,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-23 20:35:29,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 53 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:35:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 128 transitions. [2023-11-23 20:35:29,242 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 128 transitions. Word has length 182 [2023-11-23 20:35:29,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:35:29,245 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 128 transitions. [2023-11-23 20:35:29,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:35:29,246 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2023-11-23 20:35:29,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:35:29,252 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:29,252 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:29,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:29,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:29,473 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:29,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:29,474 INFO L85 PathProgramCache]: Analyzing trace with hash 778500722, now seen corresponding path program 1 times [2023-11-23 20:35:29,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:35:29,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434821008] [2023-11-23 20:35:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:29,477 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:29,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:35:29,480 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:35:29,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:35:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:30,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:35:30,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:35:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked. [2023-11-23 20:35:31,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:35:32,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-23 20:35:32,093 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:35:32,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434821008] [2023-11-23 20:35:32,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1434821008] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:35:32,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1541739539] [2023-11-23 20:35:32,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:32,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:35:32,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:35:32,156 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:35:32,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:35:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:34,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:35:34,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:35:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 277 proven. 6 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked. [2023-11-23 20:35:34,786 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:35:35,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 75 proven. 6 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-23 20:35:35,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1541739539] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:35:35,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1446842839] [2023-11-23 20:35:35,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:35,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:35:35,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:35,362 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:35:35,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 20:35:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:35,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:35:35,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:35:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 20:35:36,024 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:35:36,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1446842839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:35:36,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2023-11-23 20:35:36,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6, 6, 6] total 9 [2023-11-23 20:35:36,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303264840] [2023-11-23 20:35:36,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:35:36,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:35:36,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:35:36,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:35:36,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-23 20:35:36,039 INFO L87 Difference]: Start difference. First operand 83 states and 128 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:35:38,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:40,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:42,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:45,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:47,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:49,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:51,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:53,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:53,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:35:53,644 INFO L93 Difference]: Finished difference Result 364 states and 560 transitions. [2023-11-23 20:35:53,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 20:35:53,645 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 182 [2023-11-23 20:35:53,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:35:53,651 INFO L225 Difference]: With dead ends: 364 [2023-11-23 20:35:53,651 INFO L226 Difference]: Without dead ends: 282 [2023-11-23 20:35:53,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 907 GetRequests, 897 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-23 20:35:53,655 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 265 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 57 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 496 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2023-11-23 20:35:53,655 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 496 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 50 Invalid, 8 Unknown, 0 Unchecked, 17.5s Time] [2023-11-23 20:35:53,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-11-23 20:35:53,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 142. [2023-11-23 20:35:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 87 states have (on average 1.3218390804597702) internal successors, (115), 88 states have internal predecessors, (115), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 20:35:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 219 transitions. [2023-11-23 20:35:53,699 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 219 transitions. Word has length 182 [2023-11-23 20:35:53,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:35:53,700 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 219 transitions. [2023-11-23 20:35:53,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:35:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 219 transitions. [2023-11-23 20:35:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:35:53,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:53,705 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:53,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:53,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:54,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:54,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:54,318 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:54,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:54,319 INFO L85 PathProgramCache]: Analyzing trace with hash 649212466, now seen corresponding path program 1 times [2023-11-23 20:35:54,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:35:54,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [494246593] [2023-11-23 20:35:54,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:54,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:54,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:35:54,321 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:35:54,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2192961-74b3-417c-a20b-78026ef25abb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 20:35:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:55,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:35:55,105 INFO L285 TraceCheckSpWp]: Computing forward predicates...