./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:27,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:27,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:03:27,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:27,560 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:27,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:27,584 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:27,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:27,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:27,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:27,587 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:27,588 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:27,588 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:27,589 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:03:27,590 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:27,590 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:27,591 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:03:27,591 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:03:27,592 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:27,592 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:03:27,593 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:03:27,593 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:03:27,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:27,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:27,595 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:27,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:03:27,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:27,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:27,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:27,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:27,598 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:27,598 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:27,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:27,599 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:27,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:27,600 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:27,600 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:27,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:27,601 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:27,601 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:27,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:27,602 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:03:27,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:03:27,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:27,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:27,603 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:27,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:27,603 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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 [2023-11-25 00:03:27,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:27,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:27,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:27,897 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:27,898 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:27,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2023-11-25 00:03:31,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:31,429 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:31,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2023-11-25 00:03:31,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data/5c256a752/62226aeca60a4320a03c47f2aca32e0a/FLAGb9a2d9359 [2023-11-25 00:03:31,466 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data/5c256a752/62226aeca60a4320a03c47f2aca32e0a [2023-11-25 00:03:31,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:31,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:31,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:31,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:31,485 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:31,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:31,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668a4c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31, skipping insertion in model container [2023-11-25 00:03:31,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:31,545 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:31,748 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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2023-11-25 00:03:31,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:31,876 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:31,896 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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2023-11-25 00:03:31,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:31,950 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:31,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31 WrapperNode [2023-11-25 00:03:31,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:31,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:31,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:31,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:31,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:31,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,017 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2023-11-25 00:03:32,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:32,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:32,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:32,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:32,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:32,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:32,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:32,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:32,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (1/1) ... [2023-11-25 00:03:32,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:32,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:32,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:32,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:03:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:03:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:32,244 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:32,247 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:32,723 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:33,045 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:33,045 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:33,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:33 BoogieIcfgContainer [2023-11-25 00:03:33,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:33,051 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:33,051 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:33,055 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:33,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:31" (1/3) ... [2023-11-25 00:03:33,057 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6ed8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:33, skipping insertion in model container [2023-11-25 00:03:33,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:31" (2/3) ... [2023-11-25 00:03:33,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6ed8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:33, skipping insertion in model container [2023-11-25 00:03:33,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:33" (3/3) ... [2023-11-25 00:03:33,061 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2023-11-25 00:03:33,084 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:33,085 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:03:33,159 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:03:33,167 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;@7865a36c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:03:33,169 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:03:33,182 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-25 00:03:33,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-25 00:03:33,202 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:33,203 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:33,203 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:33,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:33,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1459521088, now seen corresponding path program 1 times [2023-11-25 00:03:33,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:03:33,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57292521] [2023-11-25 00:03:33,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:33,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:03:33,439 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:03:33,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [359547774] [2023-11-25 00:03:33,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:33,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:03:33,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:33,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:03:33,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:03:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:03:33,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:03:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:03:34,037 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:03:34,040 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:03:34,041 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:03:34,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-25 00:03:34,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:03:34,257 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:03:34,261 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:03:34,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:03:34 BoogieIcfgContainer [2023-11-25 00:03:34,423 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:03:34,424 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:03:34,424 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:03:34,424 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:03:34,424 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:33" (3/4) ... [2023-11-25 00:03:34,427 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:03:34,428 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:03:34,429 INFO L158 Benchmark]: Toolchain (without parser) took 2954.19ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 92.8MB in the beginning and 71.3MB in the end (delta: 21.6MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,430 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:34,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.44ms. Allocated memory is still 138.4MB. Free memory was 92.3MB in the beginning and 78.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.05ms. Allocated memory is still 138.4MB. Free memory was 78.1MB in the beginning and 75.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,432 INFO L158 Benchmark]: Boogie Preprocessor took 40.33ms. Allocated memory is still 138.4MB. Free memory was 75.1MB in the beginning and 73.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,432 INFO L158 Benchmark]: RCFGBuilder took 988.20ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 73.0MB in the beginning and 124.7MB in the end (delta: -51.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,433 INFO L158 Benchmark]: TraceAbstraction took 1372.36ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 72.3MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,434 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 180.4MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:03:34,437 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.44ms. Allocated memory is still 138.4MB. Free memory was 92.3MB in the beginning and 78.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.05ms. Allocated memory is still 138.4MB. Free memory was 78.1MB in the beginning and 75.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.33ms. Allocated memory is still 138.4MB. Free memory was 75.1MB in the beginning and 73.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 988.20ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 73.0MB in the beginning and 124.7MB in the end (delta: -51.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1372.36ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 72.3MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 180.4MB. Free memory was 72.3MB in the beginning and 71.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of bitwiseOr at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned long int var_1_33 = 100; [L42] double var_1_34 = 63.5; [L43] double var_1_35 = 3.75; [L44] signed long int var_1_36 = -10; [L45] signed long int var_1_37 = 64; [L46] signed long int var_1_38 = 32; [L47] signed long int var_1_39 = -1000000; [L48] signed char var_1_40 = 8; [L49] signed char var_1_41 = -4; [L50] unsigned char var_1_42 = 25; [L51] unsigned char var_1_43 = 8; [L52] unsigned char last_1_var_1_17 = 1; [L53] double last_1_var_1_20 = 9.25; [L54] unsigned char last_1_var_1_23 = 2; [L55] unsigned short int last_1_var_1_26 = 5; [L56] signed long int last_1_var_1_29 = 128; [L168] isInitial = 1 [L169] FCALL initially() [L170] COND TRUE 1 [L171] CALL updateLastVariables() [L157] last_1_var_1_17 = var_1_17 [L158] last_1_var_1_20 = var_1_20 [L159] last_1_var_1_23 = var_1_23 [L160] last_1_var_1_26 = var_1_26 [L161] last_1_var_1_29 = var_1_29 [L171] RET updateLastVariables() [L172] CALL updateVariables() [L111] var_1_11 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L113] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L114] var_1_14 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L116] var_1_16 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L118] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L121] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L124] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L125] var_1_21 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L127] var_1_22 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L129] var_1_25 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L131] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L132] var_1_27 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L134] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L135] var_1_28 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L137] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=100, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L138] var_1_33 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L140] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_35=15/4, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L141] var_1_35 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=32, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L143] var_1_38 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_38 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_38 >= -2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L145] CALL assume_abort_if_not(var_1_38 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_38 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-1000000, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L146] var_1_39 = __VERIFIER_nondet_long() [L147] CALL assume_abort_if_not(var_1_39 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_39 >= -2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L148] CALL assume_abort_if_not(var_1_39 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_39 <= 2147483646) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-4, var_1_42=25, var_1_43=8] [L149] var_1_41 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L151] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=8] [L152] var_1_43 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25] [L154] CALL assume_abort_if_not(var_1_43 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=254] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_43 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=254, var_1_26=5, var_1_27=254, var_1_28=0, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=2147483520, var_1_34=127/2, var_1_36=-10, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=8, var_1_41=-127, var_1_42=25, var_1_43=254] [L172] RET updateVariables() [L173] CALL step() [L60] var_1_32 = var_1_33 [L61] var_1_34 = var_1_35 [L62] var_1_36 = -256 [L63] EXPR ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) | var_1_32 [L63] COND FALSE !(var_1_36 >= (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) | var_1_32)) [L66] var_1_40 = var_1_41 [L67] var_1_42 = var_1_43 [L68] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) [L71] COND TRUE last_1_var_1_17 || last_1_var_1_17 [L72] COND TRUE (((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20) [L73] var_1_10 = (var_1_11 + var_1_16) [L81] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L82] var_1_23 = var_1_25 [L84] var_1_17 = (var_1_18 && var_1_19) [L85] COND FALSE !(! var_1_18) [L88] COND TRUE 256 >= var_1_10 [L89] COND TRUE var_1_17 && (var_1_25 >= (var_1_27 - var_1_28)) [L90] var_1_26 = 16 [L97] signed long int stepLocal_0 = var_1_23 * var_1_26; [L98] COND TRUE ((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20) [L99] COND FALSE !(stepLocal_0 <= (~ var_1_26)) [L102] var_1_1 = var_1_10 [L107] var_1_31 = var_1_26 [L108] var_1_29 = var_1_1 [L173] RET step() [L174] CALL, EXPR property() [L164-L165] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L174] RET, EXPR property() [L174] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=-62, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-62, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=254, var_1_25=254, var_1_26=16, var_1_27=254, var_1_28=0, var_1_29=-62, var_1_31=16, var_1_32=2147483520, var_1_33=2147483520, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=254, var_1_43=254] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=-62, var_1_11=-63, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-62, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=254, var_1_25=254, var_1_26=16, var_1_27=254, var_1_28=0, var_1_29=-62, var_1_31=16, var_1_32=2147483520, var_1_33=2147483520, var_1_34=2, var_1_35=2, var_1_36=-256, var_1_37=64, var_1_38=2147483521, var_1_39=-2147483647, var_1_40=-127, var_1_41=-127, var_1_42=254, var_1_43=254] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:03:34,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:37,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:37,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:03:37,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:37,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:37,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:37,406 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:37,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:37,408 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:37,414 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:37,414 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:37,415 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:37,415 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:37,417 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:37,418 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:37,418 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:37,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:37,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:37,420 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:03:37,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:03:37,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:37,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:37,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:37,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:37,424 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:03:37,425 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:03:37,425 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:03:37,426 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:03:37,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:37,427 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:37,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:37,428 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:03:37,429 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:37,429 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:37,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:37,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:37,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:37,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:37,431 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:03:37,432 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:03:37,432 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:37,433 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:37,433 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:37,433 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:37,434 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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff43099396207f2e7f14a52467281e8d3219fba521ba1b291bba2029ae8f3105 [2023-11-25 00:03:37,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:37,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:37,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:37,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:37,865 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:37,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2023-11-25 00:03:41,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:41,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:41,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2023-11-25 00:03:41,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data/66811d6d7/dda277218e524de18893e7f60d26a03a/FLAGebbdfc1d9 [2023-11-25 00:03:41,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/data/66811d6d7/dda277218e524de18893e7f60d26a03a [2023-11-25 00:03:41,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:41,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:41,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:41,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:41,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:41,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f50470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41, skipping insertion in model container [2023-11-25 00:03:41,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:41,689 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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2023-11-25 00:03:41,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:41,800 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:41,813 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_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-72.i[915,928] [2023-11-25 00:03:41,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:41,870 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:41,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41 WrapperNode [2023-11-25 00:03:41,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:41,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:41,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:41,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:41,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,931 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2023-11-25 00:03:41,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:41,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:41,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:41,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:41,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:41,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:41,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:41,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:41,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:41,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (1/1) ... [2023-11-25 00:03:42,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:42,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:42,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:42,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:42,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:03:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:03:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:03:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:03:42,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:42,251 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:42,255 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:50,652 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:50,783 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:50,783 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:50,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:50 BoogieIcfgContainer [2023-11-25 00:03:50,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:50,787 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:50,787 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:50,790 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:50,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:41" (1/3) ... [2023-11-25 00:03:50,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46166293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:50, skipping insertion in model container [2023-11-25 00:03:50,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:41" (2/3) ... [2023-11-25 00:03:50,794 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46166293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:50, skipping insertion in model container [2023-11-25 00:03:50,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:50" (3/3) ... [2023-11-25 00:03:50,798 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-72.i [2023-11-25 00:03:50,817 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:50,817 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:03:50,881 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:03:50,888 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;@5008ba8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:03:50,889 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:03:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-25 00:03:50,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-25 00:03:50,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:50,914 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:50,915 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:50,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:50,921 INFO L85 PathProgramCache]: Analyzing trace with hash 757868381, now seen corresponding path program 1 times [2023-11-25 00:03:50,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:50,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160667712] [2023-11-25 00:03:50,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:50,938 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 00:03:50,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:50,945 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:03:50,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:03:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:51,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:03:51,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2023-11-25 00:03:51,864 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:03:51,865 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:03:51,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160667712] [2023-11-25 00:03:51,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160667712] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:03:51,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:03:51,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:03:51,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654234629] [2023-11-25 00:03:51,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:03:51,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:03:51,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:03:51,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:03:51,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:03:51,909 INFO L87 Difference]: Start difference. First operand has 70 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-25 00:03:54,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:03:54,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:03:54,126 INFO L93 Difference]: Finished difference Result 137 states and 246 transitions. [2023-11-25 00:03:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:03:54,170 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 170 [2023-11-25 00:03:54,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:03:54,179 INFO L225 Difference]: With dead ends: 137 [2023-11-25 00:03:54,179 INFO L226 Difference]: Without dead ends: 68 [2023-11-25 00:03:54,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 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 00:03:54,187 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:03:54,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-25 00:03:54,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-11-25 00:03:54,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-11-25 00:03:54,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 38 states have (on average 1.263157894736842) internal successors, (48), 38 states have internal predecessors, (48), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-25 00:03:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 104 transitions. [2023-11-25 00:03:54,243 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 104 transitions. Word has length 170 [2023-11-25 00:03:54,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:03:54,244 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 104 transitions. [2023-11-25 00:03:54,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-25 00:03:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 104 transitions. [2023-11-25 00:03:54,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-25 00:03:54,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:03:54,250 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:03:54,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:03:54,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:03:54,463 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:03:54,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:03:54,464 INFO L85 PathProgramCache]: Analyzing trace with hash -117617034, now seen corresponding path program 1 times [2023-11-25 00:03:54,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:03:54,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [22042572] [2023-11-25 00:03:54,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:03:54,466 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 00:03:54,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:03:54,468 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:03:54,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:03:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:03:55,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-25 00:03:55,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:03:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-25 00:03:57,583 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:03:57,584 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:03:57,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [22042572] [2023-11-25 00:03:57,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [22042572] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:03:57,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:03:57,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:03:57,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049612367] [2023-11-25 00:03:57,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:03:57,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:03:57,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:03:57,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:03:57,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:03:57,596 INFO L87 Difference]: Start difference. First operand 68 states and 104 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-25 00:04:00,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:02,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:04,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:06,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:08,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:10,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:12,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:12,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:04:12,690 INFO L93 Difference]: Finished difference Result 211 states and 323 transitions. [2023-11-25 00:04:12,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:04:12,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 171 [2023-11-25 00:04:12,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:04:12,757 INFO L225 Difference]: With dead ends: 211 [2023-11-25 00:04:12,757 INFO L226 Difference]: Without dead ends: 144 [2023-11-25 00:04:12,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:04:12,760 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 64 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 57 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:04:12,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 302 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 16 Invalid, 7 Unknown, 0 Unchecked, 15.0s Time] [2023-11-25 00:04:12,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-25 00:04:12,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 120. [2023-11-25 00:04:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 61 states have (on average 1.180327868852459) internal successors, (72), 61 states have internal predecessors, (72), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-25 00:04:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 184 transitions. [2023-11-25 00:04:12,804 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 184 transitions. Word has length 171 [2023-11-25 00:04:12,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:04:12,806 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 184 transitions. [2023-11-25 00:04:12,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-25 00:04:12,806 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 184 transitions. [2023-11-25 00:04:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-25 00:04:12,810 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:12,810 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:04:12,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:04:13,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:04:13,034 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:13,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:13,035 INFO L85 PathProgramCache]: Analyzing trace with hash -518860741, now seen corresponding path program 1 times [2023-11-25 00:04:13,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:13,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [842602734] [2023-11-25 00:04:13,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:13,038 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 00:04:13,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:13,040 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:04:13,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:04:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:13,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:04:13,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:04:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-25 00:04:14,787 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:04:14,787 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:04:14,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [842602734] [2023-11-25 00:04:14,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [842602734] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:04:14,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:04:14,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:04:14,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716564211] [2023-11-25 00:04:14,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:04:14,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:04:14,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:04:14,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:04:14,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:04:14,792 INFO L87 Difference]: Start difference. First operand 120 states and 184 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-25 00:04:17,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:19,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:21,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:23,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:25,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:04:25,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:04:25,607 INFO L93 Difference]: Finished difference Result 203 states and 310 transitions. [2023-11-25 00:04:25,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-25 00:04:25,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 172 [2023-11-25 00:04:25,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:04:25,661 INFO L225 Difference]: With dead ends: 203 [2023-11-25 00:04:25,665 INFO L226 Difference]: Without dead ends: 136 [2023-11-25 00:04:25,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:04:25,667 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 51 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 57 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-11-25 00:04:25,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 297 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 10 Invalid, 5 Unknown, 0 Unchecked, 10.7s Time] [2023-11-25 00:04:25,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-11-25 00:04:25,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 121. [2023-11-25 00:04:25,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 62 states have (on average 1.1774193548387097) internal successors, (73), 62 states have internal predecessors, (73), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-25 00:04:25,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 185 transitions. [2023-11-25 00:04:25,707 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 185 transitions. Word has length 172 [2023-11-25 00:04:25,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:04:25,708 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 185 transitions. [2023-11-25 00:04:25,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-25 00:04:25,709 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 185 transitions. [2023-11-25 00:04:25,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-25 00:04:25,712 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:04:25,713 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:04:25,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:04:25,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:04:25,926 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:04:25,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:04:25,927 INFO L85 PathProgramCache]: Analyzing trace with hash -267454179, now seen corresponding path program 1 times [2023-11-25 00:04:25,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:04:25,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [758581537] [2023-11-25 00:04:25,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:04:25,929 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 00:04:25,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:04:25,930 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/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 00:04:25,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc1ab96-ffc8-40a9-a2fb-75ef5393be7d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:04:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:04:26,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-25 00:04:26,510 INFO L285 TraceCheckSpWp]: Computing forward predicates...