./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:56:18,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:56:18,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:56:18,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:56:18,910 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:56:18,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:56:18,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:56:18,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:56:18,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:56:18,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:56:18,941 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:56:18,942 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:56:18,942 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:56:18,943 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:56:18,944 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:56:18,945 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:56:18,945 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:56:18,946 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:56:18,947 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:56:18,948 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:56:18,948 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:56:18,949 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:56:18,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:56:18,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:56:18,952 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:56:18,952 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:56:18,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:56:18,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:56:18,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:56:18,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:56:18,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:56:18,956 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:56:18,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:56:18,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:56:18,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:56:18,958 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:56:18,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:56:18,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:56:18,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:56:18,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:56:18,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:56:18,961 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:56:18,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:56:18,962 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:56:18,963 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:56:18,963 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:56:18,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:56:18,964 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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 [2023-11-24 23:56:19,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:56:19,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:56:19,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:56:19,334 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:56:19,335 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:56:19,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2023-11-24 23:56:22,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:56:22,899 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:56:22,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2023-11-24 23:56:22,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data/101be055f/da27be3755534584b2e0e1631dbb387c/FLAG944ba6b95 [2023-11-24 23:56:22,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data/101be055f/da27be3755534584b2e0e1631dbb387c [2023-11-24 23:56:22,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:56:22,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:56:22,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:56:22,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:56:22,938 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:56:22,939 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:56:22" (1/1) ... [2023-11-24 23:56:22,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@293a128b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:22, skipping insertion in model container [2023-11-24 23:56:22,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:56:22" (1/1) ... [2023-11-24 23:56:22,986 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:56:23,179 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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i[916,929] [2023-11-24 23:56:23,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:56:23,348 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:56:23,362 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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i[916,929] [2023-11-24 23:56:23,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:56:23,433 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:56:23,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23 WrapperNode [2023-11-24 23:56:23,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:56:23,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:56:23,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:56:23,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:56:23,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,516 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-24 23:56:23,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:56:23,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:56:23,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:56:23,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:56:23,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:56:23,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:56:23,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:56:23,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:56:23,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (1/1) ... [2023-11-24 23:56:23,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:56:23,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:56:23,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:56:23,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:56:23,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:56:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:56:23,692 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:56:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:56:23,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:56:23,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:56:23,804 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:56:23,806 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:56:24,304 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:56:24,670 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:56:24,670 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:56:24,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:24 BoogieIcfgContainer [2023-11-24 23:56:24,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:56:24,676 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:56:24,676 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:56:24,679 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:56:24,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:56:22" (1/3) ... [2023-11-24 23:56:24,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8dd20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:24, skipping insertion in model container [2023-11-24 23:56:24,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:23" (2/3) ... [2023-11-24 23:56:24,683 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8dd20b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:24, skipping insertion in model container [2023-11-24 23:56:24,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:24" (3/3) ... [2023-11-24 23:56:24,685 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-99.i [2023-11-24 23:56:24,704 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:56:24,705 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:56:24,764 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:56:24,772 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;@35dc8e1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:56:24,773 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:56:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:56:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-24 23:56:24,792 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:24,793 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:24,794 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:24,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:24,802 INFO L85 PathProgramCache]: Analyzing trace with hash 53435654, now seen corresponding path program 1 times [2023-11-24 23:56:24,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:56:24,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407080436] [2023-11-24 23:56:24,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:24,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:56:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:56:25,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:56:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:56:26,334 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:56:26,337 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:56:26,339 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:56:26,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:56:26,349 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:56:26,354 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:56:26,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:56:26 BoogieIcfgContainer [2023-11-24 23:56:26,501 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:56:26,520 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:56:26,521 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:56:26,521 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:56:26,521 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:24" (3/4) ... [2023-11-24 23:56:26,526 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:56:26,527 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:56:26,529 INFO L158 Benchmark]: Toolchain (without parser) took 3598.34ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 78.8MB in the beginning and 132.4MB in the end (delta: -53.6MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,530 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 71.2MB in the beginning and 71.0MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:56:26,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.29ms. Allocated memory is still 123.7MB. Free memory was 78.8MB in the beginning and 61.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.17ms. Allocated memory is still 123.7MB. Free memory was 61.5MB in the beginning and 55.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,537 INFO L158 Benchmark]: Boogie Preprocessor took 69.16ms. Allocated memory is still 123.7MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,538 INFO L158 Benchmark]: RCFGBuilder took 1084.98ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 52.7MB in the beginning and 124.2MB in the end (delta: -71.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,539 INFO L158 Benchmark]: TraceAbstraction took 1825.68ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 48.6MB in the end (delta: 74.6MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,539 INFO L158 Benchmark]: Witness Printer took 7.16ms. Allocated memory is still 165.7MB. Free memory was 48.6MB in the beginning and 132.4MB in the end (delta: -83.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-11-24 23:56:26,548 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 71.2MB in the beginning and 71.0MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.29ms. Allocated memory is still 123.7MB. Free memory was 78.8MB in the beginning and 61.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.17ms. Allocated memory is still 123.7MB. Free memory was 61.5MB in the beginning and 55.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.16ms. Allocated memory is still 123.7MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1084.98ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 52.7MB in the beginning and 124.2MB in the end (delta: -71.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1825.68ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 48.6MB in the end (delta: 74.6MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * Witness Printer took 7.16ms. Allocated memory is still 165.7MB. Free memory was 48.6MB in the beginning and 132.4MB in the end (delta: -83.8MB). Peak memory consumption was 3.2MB. 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 74, overapproximation of someBinaryArithmeticFLOAToperation at line 154. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 8; [L23] unsigned char var_1_4 = 200; [L24] unsigned char var_1_5 = 0; [L25] unsigned long int var_1_6 = 1000000; [L26] signed short int var_1_7 = -1; [L27] unsigned char var_1_8 = 1; [L28] unsigned char var_1_9 = 0; [L29] signed short int var_1_10 = 128; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_14 = 128; [L32] unsigned char var_1_15 = 25; [L33] unsigned char var_1_16 = 1; [L34] float var_1_17 = 1.25; [L35] float var_1_18 = 3.5; [L36] float var_1_19 = 127.45; [L37] float var_1_20 = 1.5; [L38] float var_1_21 = 24.4; [L39] float var_1_22 = 0.8; [L40] unsigned char var_1_23 = 4; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 8; [L43] unsigned char var_1_26 = 64; [L44] signed short int var_1_27 = 256; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_30 = 0; [L47] unsigned char var_1_31 = 0; [L48] unsigned char last_1_var_1_1 = 8; [L49] unsigned long int last_1_var_1_6 = 1000000; [L50] signed short int last_1_var_1_7 = -1; [L51] unsigned char last_1_var_1_12 = 1; [L52] float last_1_var_1_17 = 1.25; [L53] unsigned char last_1_var_1_23 = 4; [L54] unsigned char last_1_var_1_25 = 8; [L55] unsigned char last_1_var_1_28 = 1; [L219] isInitial = 1 [L220] FCALL initially() [L221] int k_loop; [L222] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=200, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L222] COND TRUE k_loop < 1 [L223] CALL updateLastVariables() [L205] last_1_var_1_1 = var_1_1 [L206] last_1_var_1_6 = var_1_6 [L207] last_1_var_1_7 = var_1_7 [L208] last_1_var_1_12 = var_1_12 [L209] last_1_var_1_17 = var_1_17 [L210] last_1_var_1_23 = var_1_23 [L211] last_1_var_1_25 = var_1_25 [L212] last_1_var_1_28 = var_1_28 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L163] var_1_4 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L165] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L166] var_1_5 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L169] var_1_9 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L172] var_1_14 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_14 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_14 >= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L175] var_1_15 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L178] var_1_16 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L181] var_1_18 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L183] var_1_19 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L185] var_1_20 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L187] var_1_21 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L189] var_1_22 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L191] var_1_24 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L193] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L194] var_1_26 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_26 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_26 >= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L196] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L197] var_1_30 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L199] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L200] var_1_31 = __VERIFIER_nondet_uchar() [L201] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L202] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=63, var_1_25=8, var_1_26=71, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=246, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L224] RET updateVariables() [L225] CALL step() [L59] signed long int stepLocal_5 = last_1_var_1_7; [L60] signed long int stepLocal_4 = last_1_var_1_7; [L61] signed long int stepLocal_3 = last_1_var_1_1; [L62] COND TRUE stepLocal_4 > last_1_var_1_6 [L63] COND TRUE stepLocal_5 < last_1_var_1_25 [L64] COND FALSE !(stepLocal_3 <= last_1_var_1_12) [L67] var_1_12 = (((((var_1_5) < (var_1_15)) ? (var_1_5) : (var_1_15))) + var_1_16) [L73] COND FALSE !(last_1_var_1_25 < last_1_var_1_1) [L80] var_1_28 = var_1_31 [L82] COND FALSE !(var_1_21 != var_1_19) [L89] var_1_25 = (var_1_14 - (var_1_26 - var_1_24)) [L91] unsigned char stepLocal_0 = ! var_1_28; [L92] COND FALSE !(stepLocal_0 && var_1_28) [L95] COND TRUE \read(var_1_28) [L96] var_1_1 = var_1_5 [L101] var_1_7 = var_1_5 [L102] unsigned char stepLocal_2 = var_1_12; [L103] COND TRUE stepLocal_2 == ((((var_1_7) > (var_1_12)) ? (var_1_7) : (var_1_12))) [L104] COND TRUE ! (var_1_12 > ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4)))) [L105] var_1_8 = var_1_9 [L108] COND FALSE !(var_1_12 < var_1_12) [L111] COND TRUE \read(var_1_28) [L112] var_1_10 = var_1_4 [L117] unsigned char stepLocal_10 = var_1_9; [L118] signed short int stepLocal_9 = var_1_10; [L119] unsigned char stepLocal_8 = var_1_15; [L120] COND TRUE \read(var_1_28) [L121] var_1_27 = var_1_5 [L135] unsigned char stepLocal_1 = var_1_4 > 2; [L136] COND TRUE \read(var_1_28) [L137] var_1_6 = (var_1_4 + var_1_27) [L143] signed short int stepLocal_7 = var_1_27; [L144] COND FALSE !(\read(var_1_8)) [L151] signed short int stepLocal_6 = var_1_10; [L152] COND FALSE !(\read(var_1_8)) [L159] var_1_17 = var_1_21 [L225] RET step() [L226] CALL, EXPR property() [L215-L216] return ((((((((((((! var_1_28) && var_1_28) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_28 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) 1)))) && (var_1_28 ? (var_1_6 == ((unsigned long int) (var_1_4 + var_1_27))) : (((var_1_4 > 2) && var_1_8) ? (var_1_6 == ((unsigned long int) ((((var_1_27) > (var_1_4)) ? (var_1_27) : (var_1_4))))) : 1))) && (var_1_7 == ((signed short int) var_1_5))) && ((var_1_12 == ((((var_1_7) > (var_1_12)) ? (var_1_7) : (var_1_12)))) ? ((! (var_1_12 > ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4))))) ? (var_1_8 == ((unsigned char) var_1_9)) : 1) : 1)) && ((var_1_12 < var_1_12) ? (var_1_10 == ((signed short int) (var_1_25 - ((((var_1_5) < (16)) ? (var_1_5) : (16)))))) : (var_1_28 ? (var_1_10 == ((signed short int) var_1_4)) : (var_1_10 == ((signed short int) var_1_25))))) && ((last_1_var_1_7 > last_1_var_1_6) ? ((last_1_var_1_7 < last_1_var_1_25) ? ((last_1_var_1_1 <= last_1_var_1_12) ? (var_1_12 == ((unsigned char) (((((var_1_4) < (var_1_14)) ? (var_1_4) : (var_1_14))) - var_1_5))) : (var_1_12 == ((unsigned char) (((((var_1_5) < (var_1_15)) ? (var_1_5) : (var_1_15))) + var_1_16)))) : (var_1_12 == ((unsigned char) var_1_16))) : 1)) && (var_1_8 ? ((var_1_10 <= var_1_23) ? (var_1_17 == ((float) ((((((1.0000000000000012E14f + var_1_18)) < (var_1_19)) ? ((1.0000000000000012E14f + var_1_18)) : (var_1_19))) + var_1_20))) : (var_1_17 == ((float) (var_1_21 - var_1_22)))) : (var_1_17 == ((float) var_1_21)))) && (var_1_8 ? ((var_1_27 <= last_1_var_1_23) ? (var_1_23 == ((unsigned char) 10)) : (var_1_23 == ((unsigned char) ((200 - var_1_24) - 64)))) : 1)) && ((var_1_21 != var_1_19) ? (var_1_28 ? (var_1_25 == ((unsigned char) ((((var_1_24) < (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) ? (var_1_24) : (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))))))) : (var_1_25 == ((unsigned char) ((((4) > (var_1_5)) ? (4) : (var_1_5)))))) : (var_1_25 == ((unsigned char) (var_1_14 - (var_1_26 - var_1_24)))))) && (var_1_28 ? (var_1_27 == ((signed short int) var_1_5)) : (var_1_28 ? ((var_1_10 <= var_1_15) ? (var_1_27 == ((signed short int) -10)) : 1) : ((var_1_10 <= (var_1_4 - var_1_5)) ? ((var_1_9 || (var_1_19 < var_1_20)) ? (var_1_27 == ((signed short int) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + ((((var_1_14) > (var_1_10)) ? (var_1_14) : (var_1_10)))))) : 1) : 1)))) && ((last_1_var_1_25 < last_1_var_1_1) ? (((- last_1_var_1_17) < ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) ? (var_1_28 == ((unsigned char) ((last_1_var_1_28 || var_1_9) && var_1_30))) : (var_1_28 == ((unsigned char) var_1_30))) : (var_1_28 == ((unsigned char) var_1_31))) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=246, var_1_12=0, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=0, var_1_21=1000005, var_1_23=4, var_1_24=63, var_1_25=246, var_1_26=71, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=246, var_1_5=0, var_1_6=246, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=246, var_1_12=0, var_1_14=254, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=0, var_1_21=1000005, var_1_23=4, var_1_24=63, var_1_25=246, var_1_26=71, var_1_27=0, var_1_28=1, var_1_30=0, var_1_31=1, var_1_4=246, var_1_5=0, var_1_6=246, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 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 23:56:26,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:56:29,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:56:29,461 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:56:29,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:56:29,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:56:29,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:56:29,516 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:56:29,517 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:56:29,518 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:56:29,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:56:29,523 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:56:29,524 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:56:29,524 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:56:29,526 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:56:29,527 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:56:29,527 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:56:29,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:56:29,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:56:29,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:56:29,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:56:29,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:56:29,531 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:56:29,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:56:29,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:56:29,533 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:56:29,533 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:56:29,534 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:56:29,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:56:29,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:56:29,535 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:56:29,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:56:29,537 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:56:29,537 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:56:29,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:56:29,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:56:29,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:56:29,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:56:29,539 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:56:29,539 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:56:29,540 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:56:29,540 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:56:29,541 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:56:29,541 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:56:29,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:56:29,542 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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 [2023-11-24 23:56:29,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:56:29,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:56:29,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:56:29,992 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:56:29,993 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:56:29,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2023-11-24 23:56:33,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:56:33,554 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:56:33,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2023-11-24 23:56:33,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data/b0c8693cd/e341f4f7d7e54830a2eab642e6276a83/FLAG1652e91cd [2023-11-24 23:56:33,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/data/b0c8693cd/e341f4f7d7e54830a2eab642e6276a83 [2023-11-24 23:56:33,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:56:33,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:56:33,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:56:33,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:56:33,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:56:33,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:56:33" (1/1) ... [2023-11-24 23:56:33,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb882f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:33, skipping insertion in model container [2023-11-24 23:56:33,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:56:33" (1/1) ... [2023-11-24 23:56:33,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:56:33,907 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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i[916,929] [2023-11-24 23:56:34,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:56:34,099 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:56:34,113 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_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i[916,929] [2023-11-24 23:56:34,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:56:34,175 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:56:34,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34 WrapperNode [2023-11-24 23:56:34,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:56:34,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:56:34,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:56:34,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:56:34,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,301 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-24 23:56:34,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:56:34,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:56:34,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:56:34,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:56:34,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:56:34,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:56:34,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:56:34,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:56:34,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (1/1) ... [2023-11-24 23:56:34,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:56:34,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:56:34,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:56:34,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:56:34,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:56:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:56:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:56:34,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:56:34,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:56:34,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:56:34,602 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:56:34,605 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:56:35,923 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:56:36,017 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:56:36,017 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:56:36,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:36 BoogieIcfgContainer [2023-11-24 23:56:36,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:56:36,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:56:36,024 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:56:36,028 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:56:36,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:56:33" (1/3) ... [2023-11-24 23:56:36,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fbd4ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:36, skipping insertion in model container [2023-11-24 23:56:36,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:56:34" (2/3) ... [2023-11-24 23:56:36,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fbd4ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:56:36, skipping insertion in model container [2023-11-24 23:56:36,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:56:36" (3/3) ... [2023-11-24 23:56:36,034 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-99.i [2023-11-24 23:56:36,054 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:56:36,055 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:56:36,113 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:56:36,120 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;@3ceb90d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:56:36,121 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:56:36,126 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.5272727272727273) internal successors, (84), 56 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:56:36,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-24 23:56:36,154 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:36,155 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:36,156 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:36,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:36,163 INFO L85 PathProgramCache]: Analyzing trace with hash 479609240, now seen corresponding path program 1 times [2023-11-24 23:56:36,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:36,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1470078883] [2023-11-24 23:56:36,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:36,181 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 23:56:36,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:36,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:36,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:36,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:56:36,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-24 23:56:36,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:36,732 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:36,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1470078883] [2023-11-24 23:56:36,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1470078883] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:36,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:36,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:56:36,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125748737] [2023-11-24 23:56:36,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:36,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:56:36,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:36,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:56:36,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:56:36,783 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.5272727272727273) internal successors, (84), 56 states have internal predecessors, (84), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:56:37,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:37,452 INFO L93 Difference]: Finished difference Result 165 states and 292 transitions. [2023-11-24 23:56:37,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:56:37,457 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-24 23:56:37,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:37,466 INFO L225 Difference]: With dead ends: 165 [2023-11-24 23:56:37,466 INFO L226 Difference]: Without dead ends: 81 [2023-11-24 23:56:37,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 23:56:37,474 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:37,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-24 23:56:37,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-24 23:56:37,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-24 23:56:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:56:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-24 23:56:37,529 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 161 [2023-11-24 23:56:37,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:37,530 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-24 23:56:37,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:56:37,530 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-24 23:56:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-24 23:56:37,534 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:37,535 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:37,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:37,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:37,739 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:37,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:37,740 INFO L85 PathProgramCache]: Analyzing trace with hash 939951876, now seen corresponding path program 1 times [2023-11-24 23:56:37,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:37,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1673620548] [2023-11-24 23:56:37,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:37,742 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 23:56:37,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:37,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:37,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:38,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:56:38,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:39,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-24 23:56:39,709 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:39,710 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:39,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1673620548] [2023-11-24 23:56:39,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1673620548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:39,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:39,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:56:39,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160504670] [2023-11-24 23:56:39,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:39,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:56:39,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:39,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:56:39,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:56:39,724 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:41,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:41,815 INFO L93 Difference]: Finished difference Result 242 states and 383 transitions. [2023-11-24 23:56:41,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:56:41,816 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2023-11-24 23:56:41,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:41,821 INFO L225 Difference]: With dead ends: 242 [2023-11-24 23:56:41,822 INFO L226 Difference]: Without dead ends: 162 [2023-11-24 23:56:41,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:56:41,825 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 147 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:41,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 431 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-24 23:56:41,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-24 23:56:41,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 127. [2023-11-24 23:56:41,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 74 states have (on average 1.3243243243243243) internal successors, (98), 74 states have internal predecessors, (98), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-24 23:56:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 198 transitions. [2023-11-24 23:56:41,882 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 198 transitions. Word has length 162 [2023-11-24 23:56:41,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:41,884 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 198 transitions. [2023-11-24 23:56:41,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 198 transitions. [2023-11-24 23:56:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 23:56:41,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:41,888 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:41,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:42,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:42,105 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:42,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:42,106 INFO L85 PathProgramCache]: Analyzing trace with hash 718800021, now seen corresponding path program 1 times [2023-11-24 23:56:42,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:42,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [617449656] [2023-11-24 23:56:42,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:42,108 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 23:56:42,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:42,110 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:42,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-24 23:56:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:42,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:56:42,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-24 23:56:42,956 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:42,960 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:42,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [617449656] [2023-11-24 23:56:42,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [617449656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:42,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:42,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:56:42,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862192794] [2023-11-24 23:56:42,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:42,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:56:42,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:42,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:56:42,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:56:42,968 INFO L87 Difference]: Start difference. First operand 127 states and 198 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:44,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:44,625 INFO L93 Difference]: Finished difference Result 242 states and 382 transitions. [2023-11-24 23:56:44,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:56:44,626 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 163 [2023-11-24 23:56:44,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:44,630 INFO L225 Difference]: With dead ends: 242 [2023-11-24 23:56:44,630 INFO L226 Difference]: Without dead ends: 162 [2023-11-24 23:56:44,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:56:44,634 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 143 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:44,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 485 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-24 23:56:44,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-24 23:56:44,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 128. [2023-11-24 23:56:44,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 75 states have (on average 1.32) internal successors, (99), 75 states have internal predecessors, (99), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-24 23:56:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 199 transitions. [2023-11-24 23:56:44,701 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 199 transitions. Word has length 163 [2023-11-24 23:56:44,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:44,705 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 199 transitions. [2023-11-24 23:56:44,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:44,706 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2023-11-24 23:56:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-24 23:56:44,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:44,716 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:44,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:44,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:44,925 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:44,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:44,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1470286415, now seen corresponding path program 1 times [2023-11-24 23:56:44,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:44,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [437465962] [2023-11-24 23:56:44,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:44,928 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 23:56:44,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:44,929 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:44,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:56:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:45,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:56:45,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-24 23:56:46,520 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:46,521 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:46,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [437465962] [2023-11-24 23:56:46,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [437465962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:46,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:46,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:56:46,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991245171] [2023-11-24 23:56:46,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:46,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:56:46,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:46,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:56:46,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:56:46,531 INFO L87 Difference]: Start difference. First operand 128 states and 199 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:48,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:48,306 INFO L93 Difference]: Finished difference Result 242 states and 381 transitions. [2023-11-24 23:56:48,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:56:48,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-24 23:56:48,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:48,310 INFO L225 Difference]: With dead ends: 242 [2023-11-24 23:56:48,310 INFO L226 Difference]: Without dead ends: 162 [2023-11-24 23:56:48,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:56:48,317 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 125 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:48,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 420 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-24 23:56:48,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-24 23:56:48,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 129. [2023-11-24 23:56:48,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 76 states have (on average 1.3157894736842106) internal successors, (100), 76 states have internal predecessors, (100), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-24 23:56:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 200 transitions. [2023-11-24 23:56:48,365 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 200 transitions. Word has length 164 [2023-11-24 23:56:48,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:48,366 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 200 transitions. [2023-11-24 23:56:48,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2023-11-24 23:56:48,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-24 23:56:48,370 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:48,370 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:48,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:48,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:48,591 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:48,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:48,592 INFO L85 PathProgramCache]: Analyzing trace with hash 652637965, now seen corresponding path program 1 times [2023-11-24 23:56:48,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:48,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862558208] [2023-11-24 23:56:48,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:48,594 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 23:56:48,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:48,595 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:48,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:48,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:56:48,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-24 23:56:49,217 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:49,218 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:49,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1862558208] [2023-11-24 23:56:49,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1862558208] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:49,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:49,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-24 23:56:49,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870695237] [2023-11-24 23:56:49,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:49,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-24 23:56:49,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:49,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-24 23:56:49,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:56:49,222 INFO L87 Difference]: Start difference. First operand 129 states and 200 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:56:52,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:52,306 INFO L93 Difference]: Finished difference Result 310 states and 465 transitions. [2023-11-24 23:56:52,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-24 23:56:52,308 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-24 23:56:52,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:52,311 INFO L225 Difference]: With dead ends: 310 [2023-11-24 23:56:52,311 INFO L226 Difference]: Without dead ends: 230 [2023-11-24 23:56:52,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=161, Invalid=489, Unknown=0, NotChecked=0, Total=650 [2023-11-24 23:56:52,313 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 391 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:52,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 598 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-24 23:56:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-24 23:56:52,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 155. [2023-11-24 23:56:52,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 99 states have (on average 1.2727272727272727) internal successors, (126), 99 states have internal predecessors, (126), 50 states have call successors, (50), 5 states have call predecessors, (50), 5 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-24 23:56:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 226 transitions. [2023-11-24 23:56:52,376 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 226 transitions. Word has length 164 [2023-11-24 23:56:52,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:52,377 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 226 transitions. [2023-11-24 23:56:52,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 9 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:56:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 226 transitions. [2023-11-24 23:56:52,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-24 23:56:52,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:52,381 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:52,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:52,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:52,596 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:52,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:52,596 INFO L85 PathProgramCache]: Analyzing trace with hash -2095442187, now seen corresponding path program 1 times [2023-11-24 23:56:52,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:52,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1197297492] [2023-11-24 23:56:52,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:52,598 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 23:56:52,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:52,599 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:52,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-24 23:56:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:52,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:56:52,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:56:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-24 23:56:53,417 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:56:53,418 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:56:53,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1197297492] [2023-11-24 23:56:53,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1197297492] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:56:53,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:56:53,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:56:53,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410327488] [2023-11-24 23:56:53,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:56:53,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:56:53,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:56:53,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:56:53,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:56:53,420 INFO L87 Difference]: Start difference. First operand 155 states and 226 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:54,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:56:54,172 INFO L93 Difference]: Finished difference Result 359 states and 526 transitions. [2023-11-24 23:56:54,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:56:54,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-24 23:56:54,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:56:54,184 INFO L225 Difference]: With dead ends: 359 [2023-11-24 23:56:54,184 INFO L226 Difference]: Without dead ends: 257 [2023-11-24 23:56:54,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:56:54,185 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 38 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:56:54,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 247 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-24 23:56:54,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2023-11-24 23:56:54,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 255. [2023-11-24 23:56:54,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 171 states have (on average 1.304093567251462) internal successors, (223), 171 states have internal predecessors, (223), 75 states have call successors, (75), 8 states have call predecessors, (75), 8 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2023-11-24 23:56:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 373 transitions. [2023-11-24 23:56:54,230 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 373 transitions. Word has length 165 [2023-11-24 23:56:54,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:56:54,231 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 373 transitions. [2023-11-24 23:56:54,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-24 23:56:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 373 transitions. [2023-11-24 23:56:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 23:56:54,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:56:54,235 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:56:54,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-24 23:56:54,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:54,444 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:56:54,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:56:54,444 INFO L85 PathProgramCache]: Analyzing trace with hash 915111471, now seen corresponding path program 1 times [2023-11-24 23:56:54,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:56:54,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [16319059] [2023-11-24 23:56:54,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:56:54,445 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 23:56:54,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:56:54,446 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/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 23:56:54,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c2a1bc3-08ad-48e5-997b-f4352cfec1af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-24 23:56:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:56:54,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-24 23:56:54,868 INFO L285 TraceCheckSpWp]: Computing forward predicates...