./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje --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 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:50:35,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:50:35,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:50:35,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:50:35,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:50:35,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:50:35,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:50:35,635 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:50:35,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:50:35,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:50:35,638 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:50:35,639 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:50:35,639 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:50:35,640 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:50:35,642 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:50:35,642 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:50:35,643 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:50:35,643 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:50:35,643 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:50:35,644 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:50:35,644 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:50:35,645 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:50:35,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:50:35,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:50:35,647 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:50:35,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:50:35,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:50:35,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:50:35,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:50:35,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:50:35,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:50:35,653 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:50:35,653 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:50:35,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:50:35,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:50:35,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:50:35,654 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:50:35,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:50:35,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:50:35,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:50:35,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:50:35,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:50:35,658 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:50:35,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:50:35,659 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:50:35,659 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:50:35,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:50:35,660 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 [2024-11-09 05:50:35,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:50:36,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:50:36,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:50:36,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:50:36,020 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:50:36,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i Unable to find full path for "g++" [2024-11-09 05:50:38,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:50:38,628 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:50:38,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i [2024-11-09 05:50:38,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data/93bb3cb84/66980323fe624f24bcab646c7f617ad6/FLAGec4819ab3 [2024-11-09 05:50:38,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data/93bb3cb84/66980323fe624f24bcab646c7f617ad6 [2024-11-09 05:50:38,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:50:38,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:50:38,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:50:38,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:50:38,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:50:38,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:50:38" (1/1) ... [2024-11-09 05:50:38,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78dc596d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:38, skipping insertion in model container [2024-11-09 05:50:38,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:50:38" (1/1) ... [2024-11-09 05:50:38,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:50:39,015 WARN L250 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2024-11-09 05:50:39,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:50:39,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:50:39,161 WARN L250 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2024-11-09 05:50:39,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:50:39,297 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:50:39,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39 WrapperNode [2024-11-09 05:50:39,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:50:39,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:50:39,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:50:39,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:50:39,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,404 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-09 05:50:39,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:50:39,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:50:39,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:50:39,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:50:39,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,491 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:50:39,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:50:39,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:50:39,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:50:39,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (1/1) ... [2024-11-09 05:50:39,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:50:39,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:50:39,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:50:39,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:50:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:50:39,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:50:39,599 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:50:39,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:50:39,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:50:39,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:50:39,771 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:50:39,776 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:50:40,557 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-09 05:50:40,558 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:50:41,118 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:50:41,119 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:50:41,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:50:41 BoogieIcfgContainer [2024-11-09 05:50:41,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:50:41,124 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:50:41,125 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:50:41,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:50:41,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:50:38" (1/3) ... [2024-11-09 05:50:41,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30947f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:50:41, skipping insertion in model container [2024-11-09 05:50:41,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:39" (2/3) ... [2024-11-09 05:50:41,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30947f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:50:41, skipping insertion in model container [2024-11-09 05:50:41,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:50:41" (3/3) ... [2024-11-09 05:50:41,136 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-3.i [2024-11-09 05:50:41,161 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:50:41,161 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:50:41,321 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:50:41,343 INFO L333 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, 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;@2120f58b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:50:41,347 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:50:41,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 05:50:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-09 05:50:41,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:50:41,375 INFO L215 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:50:41,377 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:50:41,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:50:41,385 INFO L85 PathProgramCache]: Analyzing trace with hash 741922001, now seen corresponding path program 1 times [2024-11-09 05:50:41,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:50:41,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201081157] [2024-11-09 05:50:41,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:50:41,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:50:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:50:42,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1129436292] [2024-11-09 05:50:42,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:50:42,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:50:42,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:50:42,336 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:50:42,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:50:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:50:42,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:50:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:50:43,502 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:50:43,505 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:50:43,507 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:50:43,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:50:43,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:50:43,713 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:50:43,821 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:50:43,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:50:43 BoogieIcfgContainer [2024-11-09 05:50:43,824 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:50:43,825 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:50:43,825 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:50:43,825 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:50:43,826 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:50:41" (3/4) ... [2024-11-09 05:50:43,829 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:50:43,831 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:50:43,832 INFO L158 Benchmark]: Toolchain (without parser) took 5151.22ms. Allocated memory was 144.7MB in the beginning and 216.0MB in the end (delta: 71.3MB). Free memory was 103.0MB in the beginning and 79.1MB in the end (delta: 24.0MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. [2024-11-09 05:50:43,833 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 144.7MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:50:43,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.15ms. Allocated memory is still 144.7MB. Free memory was 103.0MB in the beginning and 84.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:50:43,835 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.11ms. Allocated memory is still 144.7MB. Free memory was 83.8MB in the beginning and 78.3MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:50:43,837 INFO L158 Benchmark]: Boogie Preprocessor took 96.32ms. Allocated memory is still 144.7MB. Free memory was 78.3MB in the beginning and 75.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:50:43,838 INFO L158 Benchmark]: RCFGBuilder took 1616.81ms. Allocated memory was 144.7MB in the beginning and 216.0MB in the end (delta: 71.3MB). Free memory was 75.4MB in the beginning and 109.4MB in the end (delta: -34.0MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-11-09 05:50:43,839 INFO L158 Benchmark]: TraceAbstraction took 2700.48ms. Allocated memory is still 216.0MB. Free memory was 109.4MB in the beginning and 79.1MB in the end (delta: 30.3MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-11-09 05:50:43,839 INFO L158 Benchmark]: Witness Printer took 6.41ms. Allocated memory is still 216.0MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:50:43,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 144.7MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 616.15ms. Allocated memory is still 144.7MB. Free memory was 103.0MB in the beginning and 84.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.11ms. Allocated memory is still 144.7MB. Free memory was 83.8MB in the beginning and 78.3MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.32ms. Allocated memory is still 144.7MB. Free memory was 78.3MB in the beginning and 75.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1616.81ms. Allocated memory was 144.7MB in the beginning and 216.0MB in the end (delta: 71.3MB). Free memory was 75.4MB in the beginning and 109.4MB in the end (delta: -34.0MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2700.48ms. Allocated memory is still 216.0MB. Free memory was 109.4MB in the beginning and 79.1MB in the end (delta: 30.3MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Witness Printer took 6.41ms. Allocated memory is still 216.0MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of shiftLeft at line 84, overapproximation of someBinaryArithmeticDOUBLEoperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -2; [L23] unsigned char var_1_4 = 128; [L24] signed char var_1_5 = 32; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned short int var_1_10 = 5; [L29] unsigned long int var_1_12 = 500; [L30] signed char var_1_13 = -2; [L31] float var_1_14 = 128.5; [L32] float var_1_16 = 99999999999999.05; [L33] float var_1_17 = 1.125; [L34] float var_1_18 = 0.30000000000000004; [L35] double var_1_19 = 128.6; [L36] unsigned char var_1_20 = 25; [L37] unsigned char var_1_21 = 128; [L38] unsigned char var_1_22 = 8; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_26 = 200; [L42] unsigned char var_1_27 = 5; [L43] unsigned char var_1_28 = 0; [L44] signed long int var_1_29 = -2; [L45] double var_1_31 = 127.8; [L46] double var_1_32 = 24.5; [L47] double var_1_33 = 1000000.75; [L48] double var_1_34 = 5.5; [L49] unsigned char last_1_var_1_6 = 0; [L50] unsigned short int last_1_var_1_10 = 5; [L51] unsigned char last_1_var_1_20 = 25; [L52] unsigned char last_1_var_1_28 = 0; [L53] signed long int last_1_var_1_29 = -2; [L214] isInitial = 1 [L215] FCALL initially() [L216] COND TRUE 1 [L217] CALL updateLastVariables() [L203] last_1_var_1_6 = var_1_6 [L204] last_1_var_1_10 = var_1_10 [L205] last_1_var_1_20 = var_1_20 [L206] last_1_var_1_28 = var_1_28 [L207] last_1_var_1_29 = var_1_29 [L217] RET updateLastVariables() [L218] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L158] var_1_5 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=0, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=0, var_1_9=0] [L161] var_1_7 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L164] var_1_9 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1] [L166] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L167] var_1_13 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_13 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_13 >= -128) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L171] var_1_16 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L173] var_1_17 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L175] var_1_18 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L177] var_1_21 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L179] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L180] var_1_22 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L182] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L183] var_1_23 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L185] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L186] var_1_24 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L188] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L189] var_1_26 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L192] var_1_27 = __VERIFIER_nondet_uchar() [L193] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L194] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L195] var_1_32 = __VERIFIER_nondet_double() [L196] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L197] var_1_33 = __VERIFIER_nondet_double() [L198] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_34=11/2, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L199] var_1_34 = __VERIFIER_nondet_double() [L200] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=127, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L218] RET updateVariables() [L219] CALL step() [L57] COND FALSE !(var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) [L60] COND TRUE (((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7 [L61] var_1_6 = var_1_9 [L66] COND FALSE !(var_1_6 || var_1_6) [L69] var_1_14 = var_1_16 [L71] unsigned char stepLocal_2 = var_1_9; [L72] COND FALSE !(stepLocal_2 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) [L77] var_1_10 = last_1_var_1_28 [L79] unsigned char stepLocal_8 = var_1_26; [L80] unsigned char stepLocal_7 = last_1_var_1_6; [L81] unsigned char stepLocal_6 = var_1_24; [L82] COND FALSE !(var_1_7 && stepLocal_7) [L89] signed long int stepLocal_3 = var_1_4 / var_1_13; [L90] COND TRUE var_1_5 != stepLocal_3 [L91] var_1_12 = ((((var_1_28) > (8u)) ? (var_1_28) : (8u))) [L93] COND FALSE !(var_1_16 <= var_1_14) [L104] var_1_31 = var_1_17 [L106] COND TRUE ! var_1_6 [L107] COND TRUE var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18))) [L108] var_1_19 = (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))) [L115] unsigned short int stepLocal_5 = var_1_10; [L116] signed char stepLocal_4 = var_1_13; [L117] COND TRUE (var_1_14 * var_1_18) > var_1_16 [L118] COND TRUE var_1_12 < stepLocal_4 [L119] var_1_20 = (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))) [L134] unsigned short int stepLocal_1 = var_1_10; [L135] signed long int stepLocal_0 = var_1_28 / var_1_4; [L136] COND FALSE !(var_1_10 != stepLocal_0) [L143] unsigned char stepLocal_10 = var_1_26; [L144] unsigned char stepLocal_9 = var_1_6; [L145] COND FALSE !(var_1_27 > stepLocal_10) [L148] COND TRUE stepLocal_9 || var_1_7 [L149] var_1_29 = var_1_12 [L219] RET step() [L220] CALL, EXPR property() [L210] EXPR ((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1) [L210-L211] return ((((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1)) && ((var_1_27 > var_1_26) ? (var_1_29 == ((signed long int) (var_1_1 - ((((var_1_10) > (((((var_1_28) < (var_1_10)) ? (var_1_28) : (var_1_10))))) ? (var_1_10) : (((((var_1_28) < (var_1_10)) ? (var_1_28) : (var_1_10))))))))) : ((var_1_6 || var_1_7) ? (var_1_29 == ((signed long int) var_1_12)) : 1))) && ((var_1_16 <= var_1_14) ? ((var_1_28 == var_1_10) ? (var_1_7 ? (var_1_31 == ((double) (var_1_32 - var_1_33))) : (var_1_31 == ((double) (var_1_18 + ((((var_1_34) > (var_1_17)) ? (var_1_34) : (var_1_17))))))) : (var_1_31 == ((double) var_1_16))) : (var_1_31 == ((double) var_1_17))) ; [L220] RET, EXPR property() [L220] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=127, var_1_14=2, var_1_16=2, var_1_17=3, var_1_19=0, var_1_1=-2, var_1_20=1, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=127, var_1_14=2, var_1_16=2, var_1_17=3, var_1_19=0, var_1_1=-2, var_1_20=1, var_1_21=128, var_1_22=-129, var_1_23=1, var_1_24=0, var_1_26=190, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_4=30, var_1_5=1, var_1_6=0, var_1_7=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 1, TraceHistogramMax: 30, 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=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 222 NumberOfCodeBlocks, 222 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 05:50:43,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje --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 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:50:46,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:50:46,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:50:46,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:50:46,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:50:46,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:50:46,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:50:46,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:50:46,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:50:46,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:50:46,825 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:50:46,825 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:50:46,826 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:50:46,826 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:50:46,826 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:50:46,827 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:50:46,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:50:46,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:50:46,832 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:50:46,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:50:46,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:50:46,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:50:46,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:50:46,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:50:46,837 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:50:46,838 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:50:46,838 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:50:46,839 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:50:46,839 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:50:46,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:50:46,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:50:46,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:50:46,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:50:46,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:50:46,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:50:46,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:50:46,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:50:46,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:50:46,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:50:46,842 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:50:46,843 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:50:46,846 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:50:46,846 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:50:46,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b4252758efbc1ea243981b5affe5cae4f7b3d6ca3ae0f48f1504930533273e3 [2024-11-09 05:50:47,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:50:47,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:50:47,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:50:47,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:50:47,409 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:50:47,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i Unable to find full path for "g++" [2024-11-09 05:50:50,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:50:50,559 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:50:50,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i [2024-11-09 05:50:50,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data/3e9259fc0/1590d53f307042fbb18bc4d3d01a7516/FLAGae377be05 [2024-11-09 05:50:50,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/data/3e9259fc0/1590d53f307042fbb18bc4d3d01a7516 [2024-11-09 05:50:50,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:50:50,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:50:50,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:50:50,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:50:50,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:50:50,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:50:50" (1/1) ... [2024-11-09 05:50:50,594 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648af7dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:50, skipping insertion in model container [2024-11-09 05:50:50,594 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:50:50" (1/1) ... [2024-11-09 05:50:50,630 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:50:50,866 WARN L250 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2024-11-09 05:50:50,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:50:51,026 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:50:51,051 WARN L250 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_ff28b243-9c99-4164-a0f7-f9fd37e578f4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-3.i[915,928] [2024-11-09 05:50:51,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:50:51,252 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:50:51,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51 WrapperNode [2024-11-09 05:50:51,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:50:51,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:50:51,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:50:51,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:50:51,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,371 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2024-11-09 05:50:51,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:50:51,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:50:51,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:50:51,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:50:51,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:50:51,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:50:51,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:50:51,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:50:51,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (1/1) ... [2024-11-09 05:50:51,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:50:51,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:50:51,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:50:51,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:50:51,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:50:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:50:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:50:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:50:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:50:51,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:50:51,713 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:50:51,716 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:50:56,995 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 05:50:56,995 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:50:57,020 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:50:57,021 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:50:57,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:50:57 BoogieIcfgContainer [2024-11-09 05:50:57,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:50:57,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:50:57,029 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:50:57,033 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:50:57,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:50:50" (1/3) ... [2024-11-09 05:50:57,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29fca5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:50:57, skipping insertion in model container [2024-11-09 05:50:57,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:50:51" (2/3) ... [2024-11-09 05:50:57,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29fca5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:50:57, skipping insertion in model container [2024-11-09 05:50:57,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:50:57" (3/3) ... [2024-11-09 05:50:57,044 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-3.i [2024-11-09 05:50:57,070 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:50:57,070 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:50:57,184 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:50:57,194 INFO L333 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, 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;@592accfe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:50:57,195 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:50:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 05:50:57,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-09 05:50:57,226 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:50:57,227 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:50:57,227 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:50:57,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:50:57,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1353048556, now seen corresponding path program 1 times [2024-11-09 05:50:57,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:50:57,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [686341246] [2024-11-09 05:50:57,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:50:57,254 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 [2024-11-09 05:50:57,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:50:57,259 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:50:57,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:50:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:50:58,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:50:58,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:50:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2024-11-09 05:50:58,163 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:50:58,164 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:50:58,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [686341246] [2024-11-09 05:50:58,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [686341246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:50:58,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:50:58,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:50:58,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057360566] [2024-11-09 05:50:58,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:50:58,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:50:58,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:50:58,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:50:58,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:50:58,208 INFO L87 Difference]: Start difference. First operand has 94 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 05:50:58,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:50:58,272 INFO L93 Difference]: Finished difference Result 181 states and 320 transitions. [2024-11-09 05:50:58,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:50:58,275 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 193 [2024-11-09 05:50:58,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:50:58,288 INFO L225 Difference]: With dead ends: 181 [2024-11-09 05:50:58,289 INFO L226 Difference]: Without dead ends: 90 [2024-11-09 05:50:58,295 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:50:58,301 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:50:58,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:50:58,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-09 05:50:58,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-09 05:50:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 58 states have (on average 1.396551724137931) internal successors, (81), 58 states have internal predecessors, (81), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-09 05:50:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 141 transitions. [2024-11-09 05:50:58,378 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 141 transitions. Word has length 193 [2024-11-09 05:50:58,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:50:58,379 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 141 transitions. [2024-11-09 05:50:58,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-09 05:50:58,379 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2024-11-09 05:50:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-09 05:50:58,386 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:50:58,387 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:50:58,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 05:50:58,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:50:58,588 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:50:58,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:50:58,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1924793480, now seen corresponding path program 1 times [2024-11-09 05:50:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:50:58,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [150345826] [2024-11-09 05:50:58,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:50:58,591 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 [2024-11-09 05:50:58,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:50:58,595 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:50:58,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:50:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:50:59,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:50:59,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:51:01,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-09 05:51:01,117 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:51:02,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:51:02,435 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:51:02,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [150345826] [2024-11-09 05:51:02,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [150345826] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:51:02,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1095707390] [2024-11-09 05:51:02,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:02,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:51:02,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:51:02,441 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:51:02,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:51:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:51:04,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:51:04,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:51:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-11-09 05:51:06,601 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:51:06,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1095707390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:51:06,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-09 05:51:06,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6] total 12 [2024-11-09 05:51:06,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681182053] [2024-11-09 05:51:06,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:51:06,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 05:51:06,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:51:06,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 05:51:06,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-09 05:51:06,611 INFO L87 Difference]: Start difference. First operand 90 states and 141 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:51:09,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:11,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:13,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:16,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:18,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:20,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:22,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:24,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:26,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:28,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:30,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:32,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:34,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:36,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:38,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:40,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:42,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:44,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:46,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:48,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:51:48,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:51:48,330 INFO L93 Difference]: Finished difference Result 350 states and 536 transitions. [2024-11-09 05:51:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 05:51:48,377 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 193 [2024-11-09 05:51:48,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:51:48,382 INFO L225 Difference]: With dead ends: 350 [2024-11-09 05:51:48,382 INFO L226 Difference]: Without dead ends: 263 [2024-11-09 05:51:48,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 580 GetRequests, 565 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:51:48,385 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 308 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 92 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:51:48,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 653 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 94 Invalid, 19 Unknown, 0 Unchecked, 41.3s Time] [2024-11-09 05:51:48,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-11-09 05:51:48,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 241. [2024-11-09 05:51:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 162 states have (on average 1.4197530864197532) internal successors, (230), 164 states have internal predecessors, (230), 74 states have call successors, (74), 4 states have call predecessors, (74), 4 states have return successors, (74), 72 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-09 05:51:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 378 transitions. [2024-11-09 05:51:48,454 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 378 transitions. Word has length 193 [2024-11-09 05:51:48,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:51:48,455 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 378 transitions. [2024-11-09 05:51:48,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-11-09 05:51:48,456 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 378 transitions. [2024-11-09 05:51:48,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-09 05:51:48,460 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:51:48,460 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:51:48,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:51:48,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:51:48,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:51:48,862 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:51:48,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:51:48,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1244735110, now seen corresponding path program 1 times [2024-11-09 05:51:48,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:51:48,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [747977531] [2024-11-09 05:51:48,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:48,863 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 [2024-11-09 05:51:48,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:51:48,864 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:51:48,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:51:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:51:49,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:51:49,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:51:51,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-09 05:51:51,316 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:51:53,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:51:53,137 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:51:53,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [747977531] [2024-11-09 05:51:53,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [747977531] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:51:53,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [190355234] [2024-11-09 05:51:53,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:51:53,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:51:53,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:51:53,143 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:51:53,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 05:51:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:51:55,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:51:55,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:51:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 545 proven. 138 refuted. 0 times theorem prover too weak. 1057 trivial. 0 not checked. [2024-11-09 05:51:58,794 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:52:00,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:52:00,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [190355234] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:52:00,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990080804] [2024-11-09 05:52:00,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:00,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:52:00,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:52:00,375 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:52:00,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 05:52:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:00,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:52:00,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:02,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 663 proven. 24 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2024-11-09 05:52:02,478 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:52:03,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990080804] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:52:03,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2024-11-09 05:52:03,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9, 6, 9] total 16 [2024-11-09 05:52:03,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068780702] [2024-11-09 05:52:03,499 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2024-11-09 05:52:03,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 05:52:03,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:52:03,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 05:52:03,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2024-11-09 05:52:03,507 INFO L87 Difference]: Start difference. First operand 241 states and 378 transitions. Second operand has 16 states, 16 states have (on average 7.9375) internal successors, (127), 16 states have internal predecessors, (127), 5 states have call successors, (101), 5 states have call predecessors, (101), 9 states have return successors, (104), 5 states have call predecessors, (104), 5 states have call successors, (104) [2024-11-09 05:52:12,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:14,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:16,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:18,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:20,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:22,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:24,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:26,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:28,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:30,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:32,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:52:35,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:52:35,110 INFO L93 Difference]: Finished difference Result 695 states and 1040 transitions. [2024-11-09 05:52:35,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-09 05:52:35,111 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.9375) internal successors, (127), 16 states have internal predecessors, (127), 5 states have call successors, (101), 5 states have call predecessors, (101), 9 states have return successors, (104), 5 states have call predecessors, (104), 5 states have call successors, (104) Word has length 193 [2024-11-09 05:52:35,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:52:35,118 INFO L225 Difference]: With dead ends: 695 [2024-11-09 05:52:35,118 INFO L226 Difference]: Without dead ends: 457 [2024-11-09 05:52:35,122 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1040 GetRequests, 986 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 778 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=642, Invalid=2220, Unknown=0, NotChecked=0, Total=2862 [2024-11-09 05:52:35,123 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 385 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 240 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:52:35,124 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 590 Invalid, 944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 694 Invalid, 10 Unknown, 0 Unchecked, 27.9s Time] [2024-11-09 05:52:35,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2024-11-09 05:52:35,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 245. [2024-11-09 05:52:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 168 states have (on average 1.2916666666666667) internal successors, (217), 169 states have internal predecessors, (217), 65 states have call successors, (65), 11 states have call predecessors, (65), 11 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-09 05:52:35,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 347 transitions. [2024-11-09 05:52:35,213 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 347 transitions. Word has length 193 [2024-11-09 05:52:35,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:52:35,216 INFO L471 AbstractCegarLoop]: Abstraction has 245 states and 347 transitions. [2024-11-09 05:52:35,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.9375) internal successors, (127), 16 states have internal predecessors, (127), 5 states have call successors, (101), 5 states have call predecessors, (101), 9 states have return successors, (104), 5 states have call predecessors, (104), 5 states have call successors, (104) [2024-11-09 05:52:35,219 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 347 transitions. [2024-11-09 05:52:35,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-09 05:52:35,227 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:52:35,227 INFO L215 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:52:35,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 05:52:35,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-09 05:52:35,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 05:52:35,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt [2024-11-09 05:52:35,829 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:52:35,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:52:35,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1388762241, now seen corresponding path program 1 times [2024-11-09 05:52:35,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:52:35,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [542637180] [2024-11-09 05:52:35,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:35,831 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 [2024-11-09 05:52:35,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:52:35,835 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:52:35,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:52:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:36,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 05:52:36,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:52:43,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 884 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-09 05:52:43,832 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:52:45,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-11-09 05:52:45,652 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:52:45,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [542637180] [2024-11-09 05:52:45,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [542637180] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:52:45,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1660163066] [2024-11-09 05:52:45,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:52:45,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:52:45,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:52:45,658 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:52:45,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff28b243-9c99-4164-a0f7-f9fd37e578f4/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 05:52:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:52:47,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-09 05:52:47,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:53:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 1185 proven. 108 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2024-11-09 05:53:25,572 INFO L311 TraceCheckSpWp]: Computing backward predicates...