./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:34,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:34,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:20:34,454 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:34,455 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:34,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:34,499 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:34,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:34,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:34,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:34,507 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:34,507 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:34,508 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:34,509 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:20:34,510 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:34,510 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:34,511 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:20:34,511 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:20:34,512 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:34,512 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:20:34,513 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:20:34,513 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:20:34,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:34,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:34,515 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:20:34,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:20:34,516 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:20:34,517 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:34,517 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:34,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:34,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:34,519 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:20:34,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:34,520 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:34,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:34,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:34,520 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:34,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:34,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:34,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:34,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:34,522 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:20:34,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:20:34,523 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:34,523 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:34,523 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:34,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:34,524 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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf [2023-11-24 23:20:34,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:34,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:34,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:34,879 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:34,880 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:34,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-24 23:20:38,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:38,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:38,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-24 23:20:38,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data/e837a2e6d/315b1949246c409ba1afa7f4e34fcce0/FLAG0139faff3 [2023-11-24 23:20:38,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data/e837a2e6d/315b1949246c409ba1afa7f4e34fcce0 [2023-11-24 23:20:38,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:38,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:38,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:38,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:38,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:38,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d1fd01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38, skipping insertion in model container [2023-11-24 23:20:38,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,420 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:38,648 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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-24 23:20:38,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:38,788 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:38,809 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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-24 23:20:38,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:38,898 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:38,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38 WrapperNode [2023-11-24 23:20:38,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:38,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:38,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:38,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:38,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,986 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-24 23:20:38,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:38,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:38,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:38,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:38,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:38,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:39,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:39,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:39,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:39,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (1/1) ... [2023-11-24 23:20:39,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:39,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:39,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:39,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:39,175 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:20:39,175 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:20:39,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:20:39,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:39,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:39,322 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:39,325 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:20:39,874 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:40,095 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:40,096 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:20:40,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:40 BoogieIcfgContainer [2023-11-24 23:20:40,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:40,103 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:40,103 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:40,107 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:40,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:20:38" (1/3) ... [2023-11-24 23:20:40,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5849c17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:40, skipping insertion in model container [2023-11-24 23:20:40,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:38" (2/3) ... [2023-11-24 23:20:40,112 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5849c17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:40, skipping insertion in model container [2023-11-24 23:20:40,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:40" (3/3) ... [2023-11-24 23:20:40,114 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-19.i [2023-11-24 23:20:40,131 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:40,132 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:20:40,180 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:40,186 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;@3ae4918, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:40,187 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:20:40,196 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-24 23:20:40,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-24 23:20:40,212 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:40,212 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:20:40,213 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:40,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:40,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1581792569, now seen corresponding path program 1 times [2023-11-24 23:20:40,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:40,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688653535] [2023-11-24 23:20:40,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:40,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:20:40,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:20:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:20:41,362 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:20:41,364 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:20:41,365 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:20:41,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:20:41,373 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:20:41,378 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:20:41,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:20:41 BoogieIcfgContainer [2023-11-24 23:20:41,542 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:20:41,546 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:20:41,546 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:20:41,546 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:20:41,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:40" (3/4) ... [2023-11-24 23:20:41,550 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:20:41,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:20:41,553 INFO L158 Benchmark]: Toolchain (without parser) took 3179.37ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 102.5MB in the beginning and 137.0MB in the end (delta: -34.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-24 23:20:41,553 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:20:41,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.57ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 86.8MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:20:41,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.14ms. Allocated memory is still 148.9MB. Free memory was 86.3MB in the beginning and 80.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:20:41,555 INFO L158 Benchmark]: Boogie Preprocessor took 53.90ms. Allocated memory is still 148.9MB. Free memory was 80.5MB in the beginning and 77.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:20:41,556 INFO L158 Benchmark]: RCFGBuilder took 1056.26ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 77.9MB in the beginning and 127.9MB in the end (delta: -50.0MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-24 23:20:41,556 INFO L158 Benchmark]: TraceAbstraction took 1439.32ms. Allocated memory is still 186.6MB. Free memory was 127.9MB in the beginning and 137.0MB in the end (delta: -9.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2023-11-24 23:20:41,557 INFO L158 Benchmark]: Witness Printer took 7.01ms. Allocated memory is still 186.6MB. Free memory was 137.0MB in the beginning and 137.0MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:20:41,560 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.57ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 86.8MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.14ms. Allocated memory is still 148.9MB. Free memory was 86.3MB in the beginning and 80.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.90ms. Allocated memory is still 148.9MB. Free memory was 80.5MB in the beginning and 77.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1056.26ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 77.9MB in the beginning and 127.9MB in the end (delta: -50.0MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1439.32ms. Allocated memory is still 186.6MB. Free memory was 127.9MB in the beginning and 137.0MB in the end (delta: -9.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Witness Printer took 7.01ms. Allocated memory is still 186.6MB. Free memory was 137.0MB in the beginning and 137.0MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someUnaryFLOAToperation at line 83, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] signed long int var_1_4 = -8; [L26] signed long int var_1_5 = -8; [L27] signed short int var_1_6 = -16; [L28] unsigned short int var_1_7 = 56838; [L29] unsigned short int var_1_8 = 24612; [L30] signed short int var_1_9 = 20013; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 1; [L33] unsigned char var_1_12 = 0; [L34] unsigned char var_1_13 = 0; [L35] signed short int var_1_14 = 50; [L36] unsigned char var_1_15 = 0; [L37] double var_1_16 = 9.5; [L38] double var_1_17 = 25.5; [L39] double var_1_18 = 31.8; [L40] signed short int var_1_19 = 100; [L41] double var_1_20 = 32.6; [L42] double var_1_21 = 3.5; [L43] unsigned char var_1_22 = 0; [L44] signed short int var_1_23 = -128; [L45] float var_1_24 = 10.2; [L46] float var_1_25 = 8.6; [L47] float var_1_26 = 32.7; [L48] float var_1_27 = 16.25; [L49] float var_1_28 = 8.875; [L50] unsigned short int var_1_29 = 256; [L155] isInitial = 1 [L156] FCALL initially() [L157] COND TRUE 1 [L158] FCALL updateLastVariables() [L159] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L94] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L95] var_1_3 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L97] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=-8, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L98] var_1_4 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L100] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L101] var_1_5 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L103] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L104] var_1_7 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L106] CALL assume_abort_if_not(var_1_7 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L107] var_1_8 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L109] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=20013] [L110] var_1_9 = __VERIFIER_nondet_short() [L111] CALL assume_abort_if_not(var_1_9 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_9 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L112] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L113] var_1_11 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L115] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L116] var_1_12 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L118] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L119] var_1_13 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L121] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_16=19/2, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L122] var_1_16 = __VERIFIER_nondet_double() [L123] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_17=51/2, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L124] var_1_17 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_18=159/5, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L126] var_1_18 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_20=163/5, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L128] var_1_20 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_20 >= -922337.2036854776000e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_20 >= -922337.2036854776000e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L130] var_1_21 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L132] CALL assume_abort_if_not(var_1_21 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_21 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=0, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L133] var_1_22 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L135] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L136] var_1_23 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_23 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_23 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L138] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L139] var_1_25 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L141] var_1_26 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L143] var_1_27 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L145] var_1_28 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_22=1, var_1_23=127, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-16, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L159] RET updateVariables() [L160] CALL step() [L54] signed long int stepLocal_0 = var_1_2 - var_1_3; [L55] COND TRUE stepLocal_0 <= ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) [L56] var_1_1 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) [L60] signed long int stepLocal_1 = var_1_7 - (var_1_8 - var_1_2); [L61] COND TRUE stepLocal_1 >= var_1_4 [L62] var_1_6 = (var_1_3 - (var_1_9 - var_1_2)) [L64] COND FALSE !(\read(var_1_11)) [L67] COND FALSE !(\read(var_1_11)) [L70] COND FALSE !((- var_1_16) == (var_1_17 + var_1_18)) [L73] COND FALSE !(var_1_18 == ((((((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) > ((var_1_20 / var_1_21))) ? (((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) : ((var_1_20 / var_1_21))))) [L80] var_1_19 = var_1_2 [L82] COND FALSE !(\read(var_1_15)) [L85] var_1_24 = ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))) [L87] COND FALSE !(var_1_20 != var_1_16) [L160] RET step() [L161] CALL, EXPR property() [L151-L152] return (((((((((var_1_2 - var_1_3) <= ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) ? (var_1_1 == ((signed long int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : (var_1_1 == ((signed long int) var_1_2))) && (((var_1_7 - (var_1_8 - var_1_2)) >= var_1_4) ? (var_1_6 == ((signed short int) (var_1_3 - (var_1_9 - var_1_2)))) : 1)) && (var_1_11 ? (var_1_10 == ((unsigned char) (var_1_12 || var_1_13))) : 1)) && (var_1_11 ? (var_1_14 == ((signed short int) (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))))) : 1)) && (((- var_1_16) == (var_1_17 + var_1_18)) ? (var_1_15 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 == ((((((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) > ((var_1_20 / var_1_21))) ? (((((3.3) > (var_1_16)) ? (3.3) : (var_1_16)))) : ((var_1_20 / var_1_21))))) ? (var_1_22 ? (var_1_19 == ((signed short int) (var_1_3 + ((((var_1_2) < (var_1_23)) ? (var_1_2) : (var_1_23)))))) : (var_1_19 == ((signed short int) (var_1_3 - 8)))) : (var_1_19 == ((signed short int) var_1_2)))) && (var_1_15 ? (var_1_24 == ((float) ((((var_1_25) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_25) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))))) : (var_1_24 == ((float) ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))))))) && ((var_1_20 != var_1_16) ? (var_1_29 == ((unsigned short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1) ; [L161] RET, EXPR property() [L161] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_22=1, var_1_23=127, var_1_24=56843, var_1_25=56843, var_1_26=56843, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-32631, var_1_7=32767, var_1_8=32767, var_1_9=32766] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_22=1, var_1_23=127, var_1_24=56843, var_1_25=56843, var_1_26=56843, var_1_29=256, var_1_2=127, var_1_3=8, var_1_4=119, var_1_5=118, var_1_6=-32631, var_1_7=32767, var_1_8=32767, var_1_9=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 34, 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=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:20:41,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:44,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:44,539 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:20:44,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:44,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:44,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:44,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:44,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:44,600 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:44,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:44,606 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:44,606 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:44,607 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:44,609 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:44,610 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:44,610 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:44,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:44,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:44,613 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:20:44,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:20:44,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:44,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:44,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:44,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:44,617 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:20:44,617 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:20:44,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:20:44,618 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:20:44,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:44,619 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:44,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:44,621 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:20:44,622 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:44,622 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:44,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:44,623 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:44,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:44,624 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:44,624 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:20:44,625 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:20:44,625 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:44,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:44,626 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:44,626 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:44,627 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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b72a25a45ddb053841073c3214836b12fbdffb21981cf7d203259ec1755f4cf [2023-11-24 23:20:45,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:45,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:45,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:45,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:45,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:45,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-24 23:20:48,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:48,616 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:48,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i [2023-11-24 23:20:48,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data/2ef74f3b9/040bf5be440d436399f2d079d1c56455/FLAGea0ed1442 [2023-11-24 23:20:48,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/data/2ef74f3b9/040bf5be440d436399f2d079d1c56455 [2023-11-24 23:20:48,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:48,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:48,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:48,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:48,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:48,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:48,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eeca2a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:48, skipping insertion in model container [2023-11-24 23:20:48,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:48" (1/1) ... [2023-11-24 23:20:48,721 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:48,942 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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-24 23:20:49,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:49,041 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:49,058 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_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-19.i[917,930] [2023-11-24 23:20:49,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:49,177 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:49,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49 WrapperNode [2023-11-24 23:20:49,178 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:49,179 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:49,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:49,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:49,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,277 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-24 23:20:49,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:49,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:49,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:49,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:49,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,313 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:49,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:49,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:49,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:49,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (1/1) ... [2023-11-24 23:20:49,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:49,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:49,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:49,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:20:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:20:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:20:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:49,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:49,540 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:49,544 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:20:57,478 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:57,564 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:57,564 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:20:57,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:57 BoogieIcfgContainer [2023-11-24 23:20:57,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:57,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:57,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:57,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:57,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:20:48" (1/3) ... [2023-11-24 23:20:57,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0aae09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:57, skipping insertion in model container [2023-11-24 23:20:57,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:49" (2/3) ... [2023-11-24 23:20:57,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0aae09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:57, skipping insertion in model container [2023-11-24 23:20:57,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:57" (3/3) ... [2023-11-24 23:20:57,575 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-19.i [2023-11-24 23:20:57,595 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:57,596 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:20:57,644 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:57,651 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;@18d04f58, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:57,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:20:57,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-24 23:20:57,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-24 23:20:57,676 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:57,677 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:20:57,678 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:57,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:57,684 INFO L85 PathProgramCache]: Analyzing trace with hash -275722899, now seen corresponding path program 1 times [2023-11-24 23:20:57,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:20:57,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [257997831] [2023-11-24 23:20:57,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:57,702 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:20:57,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:20:57,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:20:57,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:20:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:58,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:20:59,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:59,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1074 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2023-11-24 23:20:59,083 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:20:59,084 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:20:59,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [257997831] [2023-11-24 23:20:59,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [257997831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:59,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:59,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:20:59,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473627690] [2023-11-24 23:20:59,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:59,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:20:59,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:20:59,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:20:59,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:20:59,124 INFO L87 Difference]: Start difference. First operand has 78 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 42 states have internal predecessors, (55), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-24 23:21:02,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:02,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:02,008 INFO L93 Difference]: Finished difference Result 153 states and 278 transitions. [2023-11-24 23:21:02,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:21:02,229 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 205 [2023-11-24 23:21:02,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:02,238 INFO L225 Difference]: With dead ends: 153 [2023-11-24 23:21:02,238 INFO L226 Difference]: Without dead ends: 76 [2023-11-24 23:21:02,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:21:02,246 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:02,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2023-11-24 23:21:02,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-24 23:21:02,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-24 23:21:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 40 states have (on average 1.25) internal successors, (50), 40 states have internal predecessors, (50), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-24 23:21:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 118 transitions. [2023-11-24 23:21:02,300 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 118 transitions. Word has length 205 [2023-11-24 23:21:02,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:02,301 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 118 transitions. [2023-11-24 23:21:02,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-24 23:21:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 118 transitions. [2023-11-24 23:21:02,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-24 23:21:02,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:02,309 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:02,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:02,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:21:02,531 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:02,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:02,532 INFO L85 PathProgramCache]: Analyzing trace with hash 20499245, now seen corresponding path program 1 times [2023-11-24 23:21:02,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:02,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1514651632] [2023-11-24 23:21:02,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:02,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:21:02,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:02,537 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:21:02,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:21:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:03,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:21:03,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1155 proven. 48 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-24 23:21:05,406 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:21:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 51 proven. 48 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-24 23:21:06,343 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:21:06,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1514651632] [2023-11-24 23:21:06,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1514651632] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:21:06,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2098688578] [2023-11-24 23:21:06,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:06,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:06,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:21:06,351 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:21:06,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:21:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:09,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:21:09,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:10,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1155 proven. 48 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-24 23:21:10,513 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:21:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 51 proven. 48 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-24 23:21:11,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2098688578] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:21:11,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265452727] [2023-11-24 23:21:11,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:11,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:21:11,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:21:11,354 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:21:11,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-24 23:21:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:12,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:21:12,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:21:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1155 proven. 48 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-24 23:21:13,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:21:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 51 proven. 48 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-24 23:21:14,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265452727] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:21:14,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-24 23:21:14,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-24 23:21:14,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871089235] [2023-11-24 23:21:14,811 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-24 23:21:14,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-24 23:21:14,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:21:14,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-24 23:21:14,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:21:14,817 INFO L87 Difference]: Start difference. First operand 76 states and 118 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2023-11-24 23:21:19,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:21,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:23,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:21:23,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:21:23,790 INFO L93 Difference]: Finished difference Result 159 states and 242 transitions. [2023-11-24 23:21:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-24 23:21:24,041 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 205 [2023-11-24 23:21:24,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:21:24,045 INFO L225 Difference]: With dead ends: 159 [2023-11-24 23:21:24,045 INFO L226 Difference]: Without dead ends: 84 [2023-11-24 23:21:24,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1232 GetRequests, 1216 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-24 23:21:24,048 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 112 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 143 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:21:24,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 155 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 181 Invalid, 3 Unknown, 0 Unchecked, 8.6s Time] [2023-11-24 23:21:24,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-24 23:21:24,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2023-11-24 23:21:24,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-24 23:21:24,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 120 transitions. [2023-11-24 23:21:24,072 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 120 transitions. Word has length 205 [2023-11-24 23:21:24,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:21:24,074 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 120 transitions. [2023-11-24 23:21:24,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2023-11-24 23:21:24,075 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2023-11-24 23:21:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-24 23:21:24,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:21:24,080 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:21:24,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:24,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:21:24,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-24 23:21:24,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:21:24,695 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:21:24,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:21:24,696 INFO L85 PathProgramCache]: Analyzing trace with hash 22346287, now seen corresponding path program 1 times [2023-11-24 23:21:24,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:21:24,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309111577] [2023-11-24 23:21:24,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:21:24,697 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:21:24,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:21:24,698 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:21:24,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4c1a8d0-c69b-4351-891f-0879f5a8a4d0/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-24 23:21:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:21:26,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 23:21:26,095 INFO L285 TraceCheckSpWp]: Computing forward predicates...