./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:40,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:41,049 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:49:41,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:41,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:41,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:41,084 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:41,085 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:41,086 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:41,087 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:41,088 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:41,088 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:41,089 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:41,090 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:41,090 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:41,091 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:41,092 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:41,092 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:41,093 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:41,094 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:41,094 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:41,095 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:41,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:41,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:41,097 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:41,097 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:41,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:41,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:41,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:41,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:41,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:41,101 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:41,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:41,101 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:41,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:41,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:41,102 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:41,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:41,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:41,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:41,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:41,104 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:41,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:41,105 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:41,105 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:41,106 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:41,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:41,106 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_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b [2023-11-24 23:49:41,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:41,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:41,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:41,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:41,418 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:41,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-24 23:49:44,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:45,001 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:45,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-24 23:49:45,016 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data/25c4399e3/ecc1e523e4ed4027aea1b26ea656e12c/FLAG2ede97813 [2023-11-24 23:49:45,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data/25c4399e3/ecc1e523e4ed4027aea1b26ea656e12c [2023-11-24 23:49:45,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:45,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:45,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:45,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:45,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:45,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21cb8906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45, skipping insertion in model container [2023-11-24 23:49:45,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:45,279 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_f6c55844-f3fe-417e-8110-4ceae917691e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-24 23:49:45,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:45,440 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:45,454 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_f6c55844-f3fe-417e-8110-4ceae917691e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-24 23:49:45,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:45,536 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:45,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45 WrapperNode [2023-11-24 23:49:45,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:45,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:45,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:45,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:45,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,646 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-24 23:49:45,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:45,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:45,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:45,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:45,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,718 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:45,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:45,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:45,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:45,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (1/1) ... [2023-11-24 23:49:45,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:45,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:45,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:45,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:45,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:45,933 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:45,936 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:46,521 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:46,873 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:46,873 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:46,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:46 BoogieIcfgContainer [2023-11-24 23:49:46,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:46,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:46,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:46,882 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:46,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:45" (1/3) ... [2023-11-24 23:49:46,884 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544e7b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:46, skipping insertion in model container [2023-11-24 23:49:46,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:45" (2/3) ... [2023-11-24 23:49:46,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544e7b48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:46, skipping insertion in model container [2023-11-24 23:49:46,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:46" (3/3) ... [2023-11-24 23:49:46,887 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-24 23:49:46,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:46,910 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:46,982 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:46,990 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;@2df7c548, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:46,992 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:46,997 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:49:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:49:47,014 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:47,015 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:47,016 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:47,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:47,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1437618757, now seen corresponding path program 1 times [2023-11-24 23:49:47,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:47,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899299869] [2023-11-24 23:49:47,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:47,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:47,407 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:49:47,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1431326441] [2023-11-24 23:49:47,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:47,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:49:47,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:47,413 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:49:47,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:49:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:47,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:49:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:49:48,133 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:49:48,135 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:49:48,136 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:49:48,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:48,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:49:48,350 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:49:48,354 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:49:48,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:49:48 BoogieIcfgContainer [2023-11-24 23:49:48,497 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:49:48,498 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:49:48,498 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:49:48,499 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:49:48,499 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:46" (3/4) ... [2023-11-24 23:49:48,501 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:49:48,503 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:49:48,504 INFO L158 Benchmark]: Toolchain (without parser) took 3458.31ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 79.8MB in the beginning and 103.1MB in the end (delta: -23.3MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-11-24 23:49:48,505 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:48,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 488.30ms. Allocated memory is still 125.8MB. Free memory was 79.4MB in the beginning and 62.9MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:49:48,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.00ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 62.9MB in the beginning and 148.9MB in the end (delta: -85.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-11-24 23:49:48,515 INFO L158 Benchmark]: Boogie Preprocessor took 79.08ms. Allocated memory is still 180.4MB. Free memory was 148.9MB in the beginning and 147.1MB in the end (delta: 1.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:48,515 INFO L158 Benchmark]: RCFGBuilder took 1148.49ms. Allocated memory is still 180.4MB. Free memory was 147.1MB in the beginning and 79.0MB in the end (delta: 68.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-24 23:49:48,517 INFO L158 Benchmark]: TraceAbstraction took 1619.22ms. Allocated memory is still 180.4MB. Free memory was 79.0MB in the beginning and 104.1MB in the end (delta: -25.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:48,517 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 180.4MB. Free memory was 104.1MB in the beginning and 103.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:48,524 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 125.8MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 488.30ms. Allocated memory is still 125.8MB. Free memory was 79.4MB in the beginning and 62.9MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.00ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 62.9MB in the beginning and 148.9MB in the end (delta: -85.9MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.08ms. Allocated memory is still 180.4MB. Free memory was 148.9MB in the beginning and 147.1MB in the end (delta: 1.7MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1148.49ms. Allocated memory is still 180.4MB. Free memory was 147.1MB in the beginning and 79.0MB in the end (delta: 68.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1619.22ms. Allocated memory is still 180.4MB. Free memory was 79.0MB in the beginning and 104.1MB in the end (delta: -25.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 180.4MB. Free memory was 104.1MB in the beginning and 103.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -256; [L23] signed short int var_1_3 = 24009; [L24] signed short int var_1_6 = 19467; [L25] unsigned char var_1_7 = 64; [L26] unsigned char var_1_8 = 200; [L27] unsigned char var_1_9 = 16; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 8; [L30] float var_1_12 = 15.4; [L31] float var_1_14 = 25.75; [L32] float var_1_15 = 9.5; [L33] signed short int var_1_16 = -128; [L34] signed long int var_1_17 = -8; [L35] double var_1_18 = 100.5; [L36] signed char var_1_19 = 16; [L37] unsigned short int var_1_20 = 19664; [L38] unsigned short int var_1_21 = 18224; [L39] signed char var_1_22 = -32; [L40] signed char var_1_23 = -10; [L41] float var_1_24 = 199.875; [L42] float var_1_25 = 0.875; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 1; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_29 = 0; [L47] unsigned char var_1_30 = 1; [L48] signed short int var_1_31 = -8; [L49] signed char var_1_32 = 2; [L50] signed char var_1_33 = 64; [L51] double last_1_var_1_18 = 100.5; [L52] unsigned char last_1_var_1_30 = 1; [L180] isInitial = 1 [L181] FCALL initially() [L182] int k_loop; [L183] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=24009, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L183] COND TRUE k_loop < 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_18 = var_1_18 [L173] last_1_var_1_30 = var_1_30 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L125] var_1_3 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_3 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_3 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L127] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L128] var_1_6 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_6 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_6 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L130] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=200, var_1_9=16] [L131] var_1_8 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=16] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=16] [L133] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=16] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=16] [L134] var_1_9 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190] [L136] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L137] var_1_10 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L139] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L140] var_1_11 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L143] var_1_14 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L145] var_1_15 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L147] var_1_20 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_20 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 >= 16383) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_20 <= 32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_20 <= 32768) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L150] var_1_21 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_21 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_21 >= 16384) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L153] var_1_23 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L156] var_1_25 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L158] var_1_27 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L161] var_1_28 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L164] var_1_29 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L167] var_1_33 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=16387, var_1_6=16382, var_1_7=64, var_1_8=190, var_1_9=0] [L185] RET updateVariables() [L186] CALL step() [L56] COND FALSE !(last_1_var_1_18 > (var_1_14 + var_1_15)) [L59] var_1_26 = (! var_1_29) [L61] COND FALSE !(! var_1_26) [L64] var_1_12 = (var_1_15 + var_1_14) [L66] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L67] COND FALSE !(((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) [L70] COND FALSE !(var_1_7 == (var_1_10 * (var_1_8 + 16))) [L73] var_1_18 = var_1_15 [L75] var_1_24 = (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14))) [L76] COND TRUE (var_1_6 != -16) || (var_1_7 < var_1_7) [L77] var_1_32 = (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))) [L85] COND FALSE !(var_1_24 == var_1_15) [L94] var_1_19 = -4 [L96] COND TRUE var_1_24 < var_1_14 [L97] var_1_22 = (var_1_11 + var_1_23) [L101] unsigned char stepLocal_1 = var_1_29; [L102] COND TRUE ((var_1_7 / var_1_8) > -4) || stepLocal_1 [L103] var_1_31 = (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))) [L105] COND TRUE var_1_18 <= var_1_15 [L106] var_1_17 = ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))) [L108] COND TRUE \read(var_1_26) [L109] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) [L113] unsigned short int stepLocal_0 = var_1_20; [L114] COND FALSE !((- (var_1_25 - 4.6)) < (- var_1_12)) [L121] var_1_30 = var_1_28 [L186] RET step() [L187] CALL, EXPR property() [L176-L177] return ((((((((((((var_1_26 ? (var_1_1 == ((signed short int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed short int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((! var_1_26) ? (var_1_12 == ((float) ((var_1_14 + ((((49.5f) < 0 ) ? -(49.5f) : (49.5f)))) + var_1_15))) : (var_1_12 == ((float) (var_1_15 + var_1_14))))) && ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) ? (var_1_16 == ((signed short int) -4)) : 1)) && ((var_1_18 <= var_1_15) ? (var_1_17 == ((signed long int) ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))))) : 1)) && ((var_1_7 == (var_1_10 * (var_1_8 + 16))) ? (var_1_18 == ((double) var_1_14)) : (var_1_18 == ((double) var_1_15)))) && ((var_1_24 == var_1_15) ? (var_1_26 ? ((((var_1_20 + var_1_21) - var_1_8) < (((((var_1_7 / var_1_6)) < (-5)) ? ((var_1_7 / var_1_6)) : (-5)))) ? (var_1_19 == ((signed char) (var_1_9 + 8))) : (var_1_19 == ((signed char) var_1_8))) : 1) : (var_1_19 == ((signed char) -4)))) && ((var_1_24 < var_1_14) ? (var_1_22 == ((signed char) (var_1_11 + var_1_23))) : (var_1_22 == ((signed char) var_1_8)))) && (var_1_24 == ((float) (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14)))))) && ((last_1_var_1_18 > (var_1_14 + var_1_15)) ? (var_1_26 == ((unsigned char) (last_1_var_1_30 || (var_1_27 && var_1_28)))) : (var_1_26 == ((unsigned char) (! var_1_29))))) && (((- (var_1_25 - 4.6)) < (- var_1_12)) ? (((var_1_1 + var_1_21) < var_1_20) ? (var_1_30 == ((unsigned char) (var_1_28 || var_1_27))) : (var_1_30 == ((unsigned char) var_1_27))) : (var_1_30 == ((unsigned char) var_1_28)))) && ((((var_1_7 / var_1_8) > -4) || var_1_29) ? (var_1_31 == ((signed short int) (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))))) : 1)) && (((var_1_6 != -16) || (var_1_7 < var_1_7)) ? (var_1_32 == ((signed char) (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))))) : (var_1_26 ? (var_1_32 == ((signed char) var_1_10)) : (var_1_32 == ((signed char) -8)))) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_14=0, var_1_15=2, var_1_16=-128, var_1_17=16383, var_1_18=2, var_1_19=-4, var_1_1=16081, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=3, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-95, var_1_32=-26, var_1_33=63, var_1_3=16387, var_1_6=16382, var_1_7=153, var_1_8=190, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=31, var_1_14=0, var_1_15=2, var_1_16=-128, var_1_17=16383, var_1_18=2, var_1_19=-4, var_1_1=16081, var_1_20=32768, var_1_21=16384, var_1_22=-32, var_1_23=-63, var_1_24=3, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-95, var_1_32=-26, var_1_33=63, var_1_3=16387, var_1_6=16382, var_1_7=153, var_1_8=190, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:49:48,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:51,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:51,436 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:49:51,444 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:51,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:51,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:51,491 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:51,492 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:51,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:51,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:51,498 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:51,499 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:51,499 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:51,501 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:51,501 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:51,502 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:51,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:51,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:51,504 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:51,505 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:51,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:51,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:51,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:51,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:51,507 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:49:51,507 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:49:51,508 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:49:51,508 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:51,509 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:51,509 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:51,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:51,510 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:49:51,511 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:51,511 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:51,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:51,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:51,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:51,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:51,512 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:49:51,513 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:51,513 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:51,514 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:51,514 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:51,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:51,515 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_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b [2023-11-24 23:49:51,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:52,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:52,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:52,005 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:52,006 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:52,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-24 23:49:55,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:55,463 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:55,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-24 23:49:55,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data/8c3febdd4/f07dbb3715c348a180d83787986b3511/FLAG2dddc0e0c [2023-11-24 23:49:55,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/data/8c3febdd4/f07dbb3715c348a180d83787986b3511 [2023-11-24 23:49:55,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:55,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:55,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:55,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:55,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:55,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:55,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137754ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55, skipping insertion in model container [2023-11-24 23:49:55,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:55,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:55,695 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_f6c55844-f3fe-417e-8110-4ceae917691e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-24 23:49:55,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:55,854 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:55,879 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_f6c55844-f3fe-417e-8110-4ceae917691e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2023-11-24 23:49:55,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:55,987 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:55,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55 WrapperNode [2023-11-24 23:49:55,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:55,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:55,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:55,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:55,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,054 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2023-11-24 23:49:56,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:56,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:56,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:56,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:56,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:56,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:56,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:56,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:56,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (1/1) ... [2023-11-24 23:49:56,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:56,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:56,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:56,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:49:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:49:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:49:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:56,313 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:56,317 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:50:02,625 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:50:02,731 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:50:02,731 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:50:02,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:50:02 BoogieIcfgContainer [2023-11-24 23:50:02,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:50:02,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:50:02,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:50:02,738 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:50:02,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:55" (1/3) ... [2023-11-24 23:50:02,739 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b53704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:50:02, skipping insertion in model container [2023-11-24 23:50:02,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:55" (2/3) ... [2023-11-24 23:50:02,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b53704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:50:02, skipping insertion in model container [2023-11-24 23:50:02,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:50:02" (3/3) ... [2023-11-24 23:50:02,744 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i [2023-11-24 23:50:02,763 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:50:02,764 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:50:02,813 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:50:02,820 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;@7d3604ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:50:02,821 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:50:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 46 states have internal predecessors, (65), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:50:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:50:02,843 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:02,844 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:02,845 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:02,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:02,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1303460723, now seen corresponding path program 1 times [2023-11-24 23:50:02,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:02,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [167237221] [2023-11-24 23:50:02,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:02,866 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:50:02,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:02,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:50:02,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:50:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:03,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:50:03,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-24 23:50:03,543 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:03,543 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:03,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [167237221] [2023-11-24 23:50:03,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [167237221] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:03,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:50:03,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:50:03,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784503163] [2023-11-24 23:50:03,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:03,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:50:03,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:03,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:50:03,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:50:03,590 INFO L87 Difference]: Start difference. First operand has 77 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 46 states have internal predecessors, (65), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:50:05,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:05,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:05,981 INFO L93 Difference]: Finished difference Result 153 states and 274 transitions. [2023-11-24 23:50:05,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:50:05,985 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-24 23:50:05,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:05,994 INFO L225 Difference]: With dead ends: 153 [2023-11-24 23:50:05,995 INFO L226 Difference]: Without dead ends: 75 [2023-11-24 23:50:05,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:50:06,003 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:06,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-24 23:50:06,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-24 23:50:06,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-24 23:50:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 44 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:50:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 117 transitions. [2023-11-24 23:50:06,062 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 117 transitions. Word has length 181 [2023-11-24 23:50:06,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:06,063 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 117 transitions. [2023-11-24 23:50:06,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-24 23:50:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-11-24 23:50:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:50:06,069 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:06,069 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:06,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:06,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:50:06,282 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:06,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:06,284 INFO L85 PathProgramCache]: Analyzing trace with hash 2050139381, now seen corresponding path program 1 times [2023-11-24 23:50:06,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:06,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531899886] [2023-11-24 23:50:06,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:06,287 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:50:06,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:06,289 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:50:06,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:50:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:06,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:50:06,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:07,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-24 23:50:07,190 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:07,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:50:07,654 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:07,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531899886] [2023-11-24 23:50:07,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531899886] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:07,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [95999050] [2023-11-24 23:50:07,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:07,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:07,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:50:07,658 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:50:07,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:50:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:08,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:50:08,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-24 23:50:08,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:50:08,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [95999050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:50:08,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:50:08,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 10 [2023-11-24 23:50:08,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207715329] [2023-11-24 23:50:08,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:50:08,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:50:08,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:08,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:50:08,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:50:08,334 INFO L87 Difference]: Start difference. First operand 75 states and 117 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:50:11,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:13,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:15,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:15,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:15,504 INFO L93 Difference]: Finished difference Result 221 states and 345 transitions. [2023-11-24 23:50:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:50:15,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-24 23:50:15,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:15,531 INFO L225 Difference]: With dead ends: 221 [2023-11-24 23:50:15,533 INFO L226 Difference]: Without dead ends: 147 [2023-11-24 23:50:15,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 531 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:50:15,540 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 97 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:15,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 213 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-11-24 23:50:15,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-11-24 23:50:15,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 88. [2023-11-24 23:50:15,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.368421052631579) internal successors, (78), 57 states have internal predecessors, (78), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:50:15,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2023-11-24 23:50:15,592 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 181 [2023-11-24 23:50:15,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:15,595 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2023-11-24 23:50:15,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-24 23:50:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2023-11-24 23:50:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:50:15,602 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:15,603 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:15,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:15,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:16,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:16,016 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:16,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:16,017 INFO L85 PathProgramCache]: Analyzing trace with hash 2107397683, now seen corresponding path program 1 times [2023-11-24 23:50:16,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:16,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124047405] [2023-11-24 23:50:16,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:16,019 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:50:16,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:16,020 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:50:16,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:50:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:16,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:50:16,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-24 23:50:16,834 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:50:17,309 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:50:17,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124047405] [2023-11-24 23:50:17,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124047405] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:17,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [741509063] [2023-11-24 23:50:17,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:17,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:17,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:50:17,313 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:50:17,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:50:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:18,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:50:18,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:18,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-24 23:50:18,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:19,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:50:19,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [741509063] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:19,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901747033] [2023-11-24 23:50:19,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:19,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:50:19,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:50:19,051 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:50:19,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-24 23:50:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:19,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:50:19,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:50:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2023-11-24 23:50:19,642 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:50:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-24 23:50:19,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901747033] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:50:19,915 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-24 23:50:19,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 10 [2023-11-24 23:50:19,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585778217] [2023-11-24 23:50:19,916 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-24 23:50:19,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-24 23:50:19,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:50:19,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-24 23:50:19,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:50:19,926 INFO L87 Difference]: Start difference. First operand 88 states and 136 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-24 23:50:24,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:26,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:28,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:30,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:32,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:34,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:36,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:37,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:50:40,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:50:40,394 INFO L93 Difference]: Finished difference Result 332 states and 498 transitions. [2023-11-24 23:50:40,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-24 23:50:40,400 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 181 [2023-11-24 23:50:40,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:50:40,414 INFO L225 Difference]: With dead ends: 332 [2023-11-24 23:50:40,416 INFO L226 Difference]: Without dead ends: 245 [2023-11-24 23:50:40,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1098 GetRequests, 1070 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2023-11-24 23:50:40,421 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 379 mSDsluCounter, 279 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 175 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:50:40,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 404 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 511 Invalid, 7 Unknown, 0 Unchecked, 19.8s Time] [2023-11-24 23:50:40,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2023-11-24 23:50:40,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 93. [2023-11-24 23:50:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 61 states have (on average 1.2950819672131149) internal successors, (79), 61 states have internal predecessors, (79), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-24 23:50:40,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 137 transitions. [2023-11-24 23:50:40,486 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 137 transitions. Word has length 181 [2023-11-24 23:50:40,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:50:40,488 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 137 transitions. [2023-11-24 23:50:40,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-24 23:50:40,488 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 137 transitions. [2023-11-24 23:50:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 23:50:40,498 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:50:40,498 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:50:40,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:40,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-24 23:50:40,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-24 23:50:41,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:50:41,114 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:50:41,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:50:41,114 INFO L85 PathProgramCache]: Analyzing trace with hash 461791479, now seen corresponding path program 1 times [2023-11-24 23:50:41,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:50:41,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937115219] [2023-11-24 23:50:41,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:50:41,115 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:50:41,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:50:41,117 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:50:41,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c55844-f3fe-417e-8110-4ceae917691e/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-24 23:50:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:50:41,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:50:41,742 INFO L285 TraceCheckSpWp]: Computing forward predicates...