./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/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_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/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_d5c4034b-21e0-42ea-bd5c-d975daaad509/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 ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:06:57,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:06:57,636 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:06:57,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:06:57,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:06:57,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:06:57,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:06:57,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:06:57,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:06:57,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:06:57,706 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:06:57,707 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:06:57,708 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:06:57,709 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:06:57,710 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:06:57,710 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:06:57,711 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:06:57,711 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:06:57,712 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:06:57,712 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:06:57,714 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:06:57,714 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:06:57,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:06:57,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:06:57,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:06:57,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:06:57,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:06:57,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:06:57,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:06:57,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:06:57,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:06:57,720 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:06:57,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:06:57,720 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:06:57,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:06:57,721 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:06:57,721 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:06:57,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:57,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:06:57,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:06:57,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:06:57,722 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:06:57,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:06:57,723 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:06:57,724 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:06:57,724 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:06:57,724 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:06:57,724 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_d5c4034b-21e0-42ea-bd5c-d975daaad509/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b [2023-11-25 00:06:58,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:06:58,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:06:58,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:06:58,094 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:06:58,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:06:58,096 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2023-11-25 00:07:01,336 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:07:01,581 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:07:01,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2023-11-25 00:07:01,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data/994ce3de1/2c553648377346b49658b9aa8f916859/FLAG95c71f3eb [2023-11-25 00:07:01,615 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data/994ce3de1/2c553648377346b49658b9aa8f916859 [2023-11-25 00:07:01,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:07:01,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:07:01,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:01,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:07:01,633 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:07:01,634 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:01" (1/1) ... [2023-11-25 00:07:01,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@580dfd63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:01, skipping insertion in model container [2023-11-25 00:07:01,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:01" (1/1) ... [2023-11-25 00:07:01,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:07:01,901 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_d5c4034b-21e0-42ea-bd5c-d975daaad509/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2023-11-25 00:07:02,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:02,021 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:07:02,048 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_d5c4034b-21e0-42ea-bd5c-d975daaad509/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2023-11-25 00:07:02,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:02,129 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:07:02,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02 WrapperNode [2023-11-25 00:07:02,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:02,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:02,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:07:02,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:07:02,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,206 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2023-11-25 00:07:02,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:02,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:07:02,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:07:02,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:07:02,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:07:02,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:07:02,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:07:02,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:07:02,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (1/1) ... [2023-11-25 00:07:02,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:02,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:07:02,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:07:02,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:07:02,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:07:02,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:07:02,398 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:07:02,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:07:02,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:07:02,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:07:02,518 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:07:02,521 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:07:03,062 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:07:03,282 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:07:03,283 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:07:03,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:03 BoogieIcfgContainer [2023-11-25 00:07:03,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:07:03,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:07:03,290 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:07:03,293 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:07:03,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:07:01" (1/3) ... [2023-11-25 00:07:03,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@745fb321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:03, skipping insertion in model container [2023-11-25 00:07:03,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:02" (2/3) ... [2023-11-25 00:07:03,298 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@745fb321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:03, skipping insertion in model container [2023-11-25 00:07:03,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:03" (3/3) ... [2023-11-25 00:07:03,299 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-69.i [2023-11-25 00:07:03,320 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:07:03,320 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:07:03,382 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:07:03,390 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;@67afb506, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:07:03,391 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:07:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:07:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-25 00:07:03,456 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:03,457 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:03,458 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:03,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:03,463 INFO L85 PathProgramCache]: Analyzing trace with hash -724349447, now seen corresponding path program 1 times [2023-11-25 00:07:03,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:07:03,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626313248] [2023-11-25 00:07:03,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:03,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:07:04,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:07:04,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:07:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:07:04,515 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:07:04,518 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:07:04,520 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:07:04,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:07:04,528 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:07:04,533 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:07:04,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:07:04 BoogieIcfgContainer [2023-11-25 00:07:04,694 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:07:04,696 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:07:04,696 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:07:04,696 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:07:04,697 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:03" (3/4) ... [2023-11-25 00:07:04,702 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:07:04,703 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:07:04,705 INFO L158 Benchmark]: Toolchain (without parser) took 3082.07ms. Allocated memory is still 201.3MB. Free memory was 154.9MB in the beginning and 96.4MB in the end (delta: 58.5MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2023-11-25 00:07:04,705 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:07:04,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.53ms. Allocated memory is still 201.3MB. Free memory was 154.1MB in the beginning and 140.3MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-25 00:07:04,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.68ms. Allocated memory is still 201.3MB. Free memory was 140.3MB in the beginning and 136.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:07:04,709 INFO L158 Benchmark]: Boogie Preprocessor took 64.58ms. Allocated memory is still 201.3MB. Free memory was 136.6MB in the beginning and 135.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:07:04,714 INFO L158 Benchmark]: RCFGBuilder took 1012.32ms. Allocated memory is still 201.3MB. Free memory was 135.3MB in the beginning and 96.2MB in the end (delta: 39.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-25 00:07:04,715 INFO L158 Benchmark]: TraceAbstraction took 1404.36ms. Allocated memory is still 201.3MB. Free memory was 95.4MB in the beginning and 96.5MB in the end (delta: -1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:07:04,716 INFO L158 Benchmark]: Witness Printer took 7.75ms. Allocated memory is still 201.3MB. Free memory was 96.5MB in the beginning and 96.4MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:07:04,725 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.53ms. Allocated memory is still 201.3MB. Free memory was 154.1MB in the beginning and 140.3MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.68ms. Allocated memory is still 201.3MB. Free memory was 140.3MB in the beginning and 136.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.58ms. Allocated memory is still 201.3MB. Free memory was 136.6MB in the beginning and 135.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1012.32ms. Allocated memory is still 201.3MB. Free memory was 135.3MB in the beginning and 96.2MB in the end (delta: 39.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1404.36ms. Allocated memory is still 201.3MB. Free memory was 95.4MB in the beginning and 96.5MB in the end (delta: -1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.75ms. Allocated memory is still 201.3MB. Free memory was 96.5MB in the beginning and 96.4MB in the end (delta: 2.7kB). 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 someBinaryDOUBLEComparisonOperation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] signed short int var_1_2 = -4; [L24] signed short int var_1_3 = 128; [L25] signed short int var_1_4 = 10; [L26] unsigned char var_1_5 = 200; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 64; [L30] signed char var_1_9 = -128; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] double var_1_12 = 32.75; [L34] double var_1_13 = 255.6; [L35] signed short int var_1_14 = 8; [L36] unsigned long int var_1_15 = 256; [L37] unsigned long int var_1_16 = 4031871391; [L38] unsigned long int var_1_17 = 3083112228; [L39] unsigned long int var_1_18 = 3058504136; [L40] unsigned long int var_1_19 = 1902304375; [L41] unsigned char var_1_20 = 1; [L42] signed char var_1_21 = -2; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 1; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_short() [L91] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L92] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L93] var_1_3 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L95] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L96] var_1_4 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L98] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L99] var_1_5 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_5 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L101] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L102] var_1_6 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_7=0, var_1_8=64, var_1_9=-128] [L104] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=0, var_1_8=64, var_1_9=-128] [L105] var_1_7 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_8=64, var_1_9=-128] [L107] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=64, var_1_9=-128] [L108] var_1_8 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_9=-128] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_9=-128] [L110] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L113] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L114] var_1_11 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L116] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L117] var_1_13 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L119] var_1_16 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L121] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L122] var_1_17 = __VERIFIER_nondet_ulong() [L123] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L124] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L125] var_1_18 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L128] var_1_19 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_19 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_19 >= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L131] var_1_21 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L134] var_1_22 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L136] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L139] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-128] [L152] RET updateVariables() [L153] CALL step() [L48] COND TRUE var_1_2 >= (var_1_3 - var_1_4) [L49] var_1_1 = ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8) [L53] COND FALSE !((var_1_8 - var_1_5) >= var_1_4) [L60] var_1_9 = var_1_5 [L62] COND TRUE var_1_7 > var_1_4 [L63] COND FALSE !(((var_1_9 + var_1_2) == var_1_3) && var_1_10) [L70] var_1_12 = var_1_13 [L75] COND TRUE var_1_11 || (var_1_6 <= var_1_8) [L76] var_1_14 = var_1_6 [L78] COND TRUE var_1_12 < var_1_13 [L79] var_1_15 = (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)) [L83] COND FALSE !(var_1_21 < var_1_1) [L86] var_1_20 = var_1_23 [L153] RET step() [L154] CALL, EXPR property() [L144-L145] return ((((((var_1_2 >= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned char) ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8))) : (var_1_1 == ((unsigned char) (32 + var_1_7)))) && (((var_1_8 - var_1_5) >= var_1_4) ? ((var_1_10 || var_1_11) ? (var_1_9 == ((signed char) var_1_6)) : (var_1_9 == ((signed char) var_1_7))) : (var_1_9 == ((signed char) var_1_5)))) && ((var_1_7 > var_1_4) ? ((((var_1_9 + var_1_2) == var_1_3) && var_1_10) ? ((! var_1_11) ? (var_1_12 == ((double) var_1_13)) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13)))) && ((var_1_11 || (var_1_6 <= var_1_8)) ? (var_1_14 == ((signed short int) var_1_6)) : 1)) && ((var_1_12 < var_1_13) ? (var_1_15 == ((unsigned long int) (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)))) : (var_1_15 == ((unsigned long int) (var_1_18 - var_1_19))))) && ((var_1_21 < var_1_1) ? (var_1_20 == ((unsigned char) ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)))) : (var_1_20 == ((unsigned char) var_1_23))) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=4031871396, var_1_13=4031871396, var_1_14=62, var_1_15=2147483679, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=127, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-66] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=4031871396, var_1_13=4031871396, var_1_14=62, var_1_15=2147483679, var_1_16=4294967294, var_1_17=4294967294, var_1_18=4294967294, var_1_19=2147483647, var_1_1=127, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=190, var_1_6=62, var_1_7=63, var_1_8=1, var_1_9=-66] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred 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: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:07:04,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/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_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/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_d5c4034b-21e0-42ea-bd5c-d975daaad509/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 ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:07:07,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:07:07,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:07:07,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:07:07,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:07:07,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:07:07,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:07:07,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:07:07,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:07:07,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:07:07,770 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:07:07,770 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:07:07,771 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:07:07,773 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:07:07,773 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:07:07,774 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:07:07,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:07:07,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:07:07,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:07:07,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:07:07,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:07:07,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:07:07,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:07:07,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:07:07,780 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:07:07,780 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:07:07,781 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:07:07,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:07:07,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:07:07,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:07:07,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:07:07,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:07:07,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:07:07,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:07:07,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:07,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:07:07,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:07:07,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:07:07,787 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:07:07,788 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:07:07,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:07:07,788 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:07:07,789 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:07:07,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:07:07,789 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_d5c4034b-21e0-42ea-bd5c-d975daaad509/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b [2023-11-25 00:07:08,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:07:08,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:07:08,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:07:08,193 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:07:08,193 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:07:08,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2023-11-25 00:07:11,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:07:11,883 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:07:11,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2023-11-25 00:07:11,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data/1eeb6ca3e/f494354d3ce24eb3bb6a99073ff54bcc/FLAG0f2bd0596 [2023-11-25 00:07:11,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/data/1eeb6ca3e/f494354d3ce24eb3bb6a99073ff54bcc [2023-11-25 00:07:11,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:07:11,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:07:11,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:11,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:07:11,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:07:11,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:11" (1/1) ... [2023-11-25 00:07:11,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a81c24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:11, skipping insertion in model container [2023-11-25 00:07:11,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:07:11" (1/1) ... [2023-11-25 00:07:11,981 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:07:12,142 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_d5c4034b-21e0-42ea-bd5c-d975daaad509/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2023-11-25 00:07:12,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:12,293 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:07:12,311 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_d5c4034b-21e0-42ea-bd5c-d975daaad509/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i[913,926] [2023-11-25 00:07:12,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:07:12,399 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:07:12,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12 WrapperNode [2023-11-25 00:07:12,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:07:12,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:12,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:07:12,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:07:12,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,499 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-25 00:07:12,500 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:07:12,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:07:12,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:07:12,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:07:12,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,583 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:07:12,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:07:12,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:07:12,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:07:12,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (1/1) ... [2023-11-25 00:07:12,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:07:12,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:07:12,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:07:12,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:07:12,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:07:12,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:07:12,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:07:12,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:07:12,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:07:12,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:07:12,782 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:07:12,785 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:07:13,146 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:07:13,200 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:07:13,205 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:07:13,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:13 BoogieIcfgContainer [2023-11-25 00:07:13,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:07:13,209 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:07:13,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:07:13,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:07:13,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:07:11" (1/3) ... [2023-11-25 00:07:13,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a0a75f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:13, skipping insertion in model container [2023-11-25 00:07:13,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:07:12" (2/3) ... [2023-11-25 00:07:13,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a0a75f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:07:13, skipping insertion in model container [2023-11-25 00:07:13,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:07:13" (3/3) ... [2023-11-25 00:07:13,227 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-69.i [2023-11-25 00:07:13,250 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:07:13,250 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:07:13,302 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:07:13,309 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;@51e4624c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:07:13,309 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:07:13,314 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:07:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-25 00:07:13,333 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:13,334 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:13,335 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:13,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:13,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1262602573, now seen corresponding path program 1 times [2023-11-25 00:07:13,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:13,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1506884595] [2023-11-25 00:07:13,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:13,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:13,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:13,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:13,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:07:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:13,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:07:13,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:07:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1024 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-25 00:07:13,713 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:07:13,714 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:07:13,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1506884595] [2023-11-25 00:07:13,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1506884595] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:07:13,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:07:13,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:07:13,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596784513] [2023-11-25 00:07:13,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:07:13,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:07:13,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:07:13,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:07:13,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:07:13,778 INFO L87 Difference]: Start difference. First operand has 72 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 37 states have internal predecessors, (50), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:07:13,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:07:13,840 INFO L93 Difference]: Finished difference Result 141 states and 263 transitions. [2023-11-25 00:07:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:07:13,844 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 193 [2023-11-25 00:07:13,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:07:13,853 INFO L225 Difference]: With dead ends: 141 [2023-11-25 00:07:13,853 INFO L226 Difference]: Without dead ends: 70 [2023-11-25 00:07:13,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:07:13,862 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:07:13,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:07:13,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-11-25 00:07:13,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-11-25 00:07:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:07:13,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 111 transitions. [2023-11-25 00:07:13,916 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 111 transitions. Word has length 193 [2023-11-25 00:07:13,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:07:13,917 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 111 transitions. [2023-11-25 00:07:13,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:07:13,918 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2023-11-25 00:07:13,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-25 00:07:13,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:07:13,923 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:07:13,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:07:14,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:14,129 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:07:14,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:07:14,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1429314801, now seen corresponding path program 1 times [2023-11-25 00:07:14,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:07:14,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [405143649] [2023-11-25 00:07:14,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:07:14,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:07:14,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:07:14,134 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:07:14,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5c4034b-21e0-42ea-bd5c-d975daaad509/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:07:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:07:14,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-25 00:07:14,494 INFO L285 TraceCheckSpWp]: Computing forward predicates...