./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire --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 de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:34,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:34,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:32:34,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:34,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:34,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:34,597 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:34,598 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:34,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:34,604 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:34,604 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:34,606 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:34,615 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:34,617 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:32:34,618 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:34,619 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:34,619 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:32:34,620 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:32:34,620 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:34,621 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:32:34,621 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:32:34,622 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:32:34,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:34,624 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:34,625 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:34,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:32:34,626 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:34,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:34,627 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:34,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:34,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:34,629 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:34,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:34,630 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:34,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:34,631 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:34,631 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:34,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:34,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:34,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:34,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:34,635 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:32:34,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:32:34,635 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:34,636 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:34,637 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:34,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:34,637 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_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 [2023-11-23 21:32:34,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:34,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:34,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:34,949 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:34,950 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:34,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2023-11-23 21:32:38,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:38,373 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:38,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2023-11-23 21:32:38,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data/933df9bbe/30d0ebd824eb4809aece1bddcd784c20/FLAGff7e9f085 [2023-11-23 21:32:38,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data/933df9bbe/30d0ebd824eb4809aece1bddcd784c20 [2023-11-23 21:32:38,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:38,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:38,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:38,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:38,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:38,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed126d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38, skipping insertion in model container [2023-11-23 21:32:38,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:38,624 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2023-11-23 21:32:38,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:38,727 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:38,740 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2023-11-23 21:32:38,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:38,814 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:38,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38 WrapperNode [2023-11-23 21:32:38,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:38,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:38,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:38,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:38,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,928 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 269 [2023-11-23 21:32:38,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:38,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:38,929 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:38,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:38,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,980 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:38,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:38,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:38,990 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:38,990 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:38,991 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (1/1) ... [2023-11-23 21:32:39,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:39,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:39,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:39,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:39,114 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:32:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:39,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:39,211 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:39,213 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:39,813 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:40,305 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:40,306 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:40,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:40 BoogieIcfgContainer [2023-11-23 21:32:40,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:40,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:40,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:40,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:40,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:38" (1/3) ... [2023-11-23 21:32:40,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d97cc56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:40, skipping insertion in model container [2023-11-23 21:32:40,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:38" (2/3) ... [2023-11-23 21:32:40,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d97cc56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:40, skipping insertion in model container [2023-11-23 21:32:40,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:40" (3/3) ... [2023-11-23 21:32:40,324 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-86.i [2023-11-23 21:32:40,346 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:40,346 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:40,432 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:40,439 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@71826cc1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:40,440 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:32:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 21:32:40,454 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:40,455 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:40,455 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:40,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:40,461 INFO L85 PathProgramCache]: Analyzing trace with hash -586581492, now seen corresponding path program 1 times [2023-11-23 21:32:40,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:40,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151970514] [2023-11-23 21:32:40,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:40,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:32:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:41,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:32:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:42,129 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:32:42,134 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:32:42,136 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:32:42,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:32:42,143 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:32:42,156 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:32:42,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:32:42 BoogieIcfgContainer [2023-11-23 21:32:42,312 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:32:42,314 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:32:42,314 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:32:42,314 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:32:42,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:40" (3/4) ... [2023-11-23 21:32:42,320 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:32:42,322 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:32:42,323 INFO L158 Benchmark]: Toolchain (without parser) took 3918.95ms. Allocated memory was 109.1MB in the beginning and 163.6MB in the end (delta: 54.5MB). Free memory was 66.2MB in the beginning and 78.4MB in the end (delta: -12.2MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2023-11-23 21:32:42,324 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:42,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.77ms. Allocated memory is still 109.1MB. Free memory was 66.2MB in the beginning and 50.3MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:32:42,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.73ms. Allocated memory is still 109.1MB. Free memory was 50.3MB in the beginning and 82.0MB in the end (delta: -31.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-11-23 21:32:42,332 INFO L158 Benchmark]: Boogie Preprocessor took 59.60ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 82.0MB in the beginning and 109.4MB in the end (delta: -27.4MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-11-23 21:32:42,333 INFO L158 Benchmark]: RCFGBuilder took 1318.80ms. Allocated memory is still 136.3MB. Free memory was 108.8MB in the beginning and 56.4MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:32:42,335 INFO L158 Benchmark]: TraceAbstraction took 1998.38ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 56.4MB in the beginning and 78.4MB in the end (delta: -22.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-23 21:32:42,341 INFO L158 Benchmark]: Witness Printer took 8.19ms. Allocated memory is still 163.6MB. Free memory was 78.4MB in the beginning and 78.4MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:42,350 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.77ms. Allocated memory is still 109.1MB. Free memory was 66.2MB in the beginning and 50.3MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.73ms. Allocated memory is still 109.1MB. Free memory was 50.3MB in the beginning and 82.0MB in the end (delta: -31.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.60ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 82.0MB in the beginning and 109.4MB in the end (delta: -27.4MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1318.80ms. Allocated memory is still 136.3MB. Free memory was 108.8MB in the beginning and 56.4MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1998.38ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 56.4MB in the beginning and 78.4MB in the end (delta: -22.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 8.19ms. Allocated memory is still 163.6MB. Free memory was 78.4MB in the beginning and 78.4MB in the end (delta: 2.6kB). 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 shiftLeft at line 55, overapproximation of shiftRight at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someUnaryDOUBLEoperation at line 39, overapproximation of bitwiseAnd at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] signed char var_1_6 = 32; [L24] signed char var_1_7 = 32; [L25] signed char var_1_8 = 1; [L26] signed char var_1_9 = 32; [L27] signed char var_1_10 = 5; [L28] signed char var_1_11 = 2; [L29] signed char var_1_12 = -100; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] signed short int var_1_15 = 256; [L33] float var_1_16 = 15.918; [L34] float var_1_17 = 0.6; [L35] float var_1_18 = 100000000.75; [L36] float var_1_19 = 16.5; [L37] float var_1_20 = 8.75; [L38] unsigned short int var_1_22 = 10; [L39] float var_1_23 = -0.6; [L40] float var_1_24 = 25.75; [L41] float var_1_25 = 127.75; [L42] signed short int var_1_26 = -5; [L43] unsigned char var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 1; [L46] signed short int var_1_30 = -8; [L47] signed long int var_1_31 = -8; [L48] unsigned char var_1_32 = 0; [L49] float last_1_var_1_16 = 15.918; [L50] unsigned char last_1_var_1_27 = 1; [L51] signed short int last_1_var_1_30 = -8; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_30 = var_1_30 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L141] var_1_6 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L143] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L144] var_1_7 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L146] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=1, var_1_9=32] [L147] var_1_8 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_8 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=32] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 >= -63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=32] [L150] var_1_9 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L153] var_1_10 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L156] var_1_11 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L159] var_1_12 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L162] var_1_14 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L169] var_1_19 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L171] var_1_24 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L173] var_1_25 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L178] var_1_29 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L196] RET updateVariables() [L197] CALL step() [L55] EXPR var_1_7 << var_1_6 [L55] COND TRUE 10u <= (var_1_7 << var_1_6) [L56] COND TRUE \read(last_1_var_1_27) [L57] var_1_13 = (last_1_var_1_27 && var_1_14) [L62] EXPR -100000 >> var_1_8 [L62] signed long int stepLocal_0 = -100000 >> var_1_8; [L63] COND TRUE stepLocal_0 < var_1_9 [L64] var_1_15 = ((4 - var_1_11) + (-1 + last_1_var_1_30)) [L72] EXPR var_1_6 >> var_1_15 [L72] signed long int stepLocal_2 = var_1_6 >> var_1_15; [L73] COND FALSE !(stepLocal_2 >= var_1_8) [L76] COND FALSE !(\read(var_1_13)) [L79] var_1_22 = ((var_1_7 + 8) + var_1_9) [L81] var_1_31 = var_1_8 [L82] var_1_32 = 0 [L83] COND FALSE !(\read(var_1_13)) [L88] signed char stepLocal_3 = var_1_11; [L89] EXPR var_1_10 >> var_1_12 [L89] COND FALSE !(stepLocal_3 < (var_1_10 >> var_1_12)) [L92] COND TRUE var_1_20 != var_1_23 [L93] var_1_26 = ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))) [L98] unsigned char stepLocal_1 = var_1_13; [L99] COND FALSE !(((8 * var_1_15) > var_1_6) || stepLocal_1) [L104] var_1_16 = var_1_19 [L106] signed char stepLocal_5 = var_1_9; [L107] COND FALSE !(stepLocal_5 < var_1_15) [L110] COND FALSE !((var_1_16 / 1.5) < 8.725) [L116] COND FALSE !(! (var_1_32 || (var_1_16 > var_1_23))) [L127] var_1_1 = var_1_10 [L129] EXPR var_1_26 & var_1_11 [L129] signed long int stepLocal_4 = var_1_26 & var_1_11; [L130] COND TRUE var_1_10 > stepLocal_4 [L131] var_1_27 = (var_1_28 && (! (! var_1_29))) [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR ((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1) [L188] EXPR var_1_7 << var_1_6 [L188] EXPR ((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1) [L188] EXPR (((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10)))) [L188] EXPR -100000 >> var_1_8 [L188] EXPR (((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10)))) [L188] EXPR (((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1) [L188] EXPR var_1_6 >> var_1_15 [L188] EXPR (((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1) [L188] EXPR ((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9)))) [L188] EXPR var_1_10 >> var_1_12 [L188] EXPR ((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9)))) [L188] EXPR (((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14)))) [L188] EXPR var_1_26 & var_1_11 [L188] EXPR (((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14)))) [L188-L189] return ((((((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14))))) && ((var_1_9 < var_1_15) ? (var_1_30 == ((signed short int) (var_1_10 - ((((var_1_9) > (var_1_11)) ? (var_1_9) : (var_1_11)))))) : (((var_1_16 / 1.5) < 8.725) ? ((var_1_20 != (((((- var_1_20)) < (var_1_16)) ? ((- var_1_20)) : (var_1_16)))) ? (var_1_30 == ((signed short int) (var_1_8 + 128))) : 1) : 1))) && (var_1_31 == ((signed long int) var_1_8))) && (var_1_32 == ((unsigned char) 0)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=-131, var_1_16=35/4, var_1_19=35/4, var_1_1=10, var_1_20=35/4, var_1_22=18, var_1_23=100000005, var_1_26=10, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=20, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=10, var_1_11=126, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=-131, var_1_16=35/4, var_1_19=35/4, var_1_1=10, var_1_20=35/4, var_1_22=18, var_1_23=100000005, var_1_26=10, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=20, var_1_32=0, var_1_6=0, var_1_7=10, var_1_8=20, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:32:42,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/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_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire --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 de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:45,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:45,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:32:45,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:45,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:45,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:45,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:45,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:45,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:45,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:45,382 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:45,382 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:45,383 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:45,385 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:45,385 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:45,386 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:45,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:45,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:45,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:45,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:45,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:45,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:45,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:45,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:45,391 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:32:45,392 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:32:45,392 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:32:45,393 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:45,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:45,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:45,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:45,395 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:32:45,395 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:45,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:45,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:45,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:45,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:45,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:45,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:32:45,398 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:45,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:45,399 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:45,399 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:45,399 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:45,400 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 [2023-11-23 21:32:45,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:45,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:45,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:45,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:45,848 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:45,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2023-11-23 21:32:49,014 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:49,300 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:49,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2023-11-23 21:32:49,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data/9a0f7d5b3/95afe239d8184d52ab712fb2f2af79f4/FLAG8582bc4a9 [2023-11-23 21:32:49,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/data/9a0f7d5b3/95afe239d8184d52ab712fb2f2af79f4 [2023-11-23 21:32:49,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:49,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:49,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:49,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:49,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:49,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644d1866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49, skipping insertion in model container [2023-11-23 21:32:49,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,392 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:49,582 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2023-11-23 21:32:49,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:49,749 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:49,766 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2023-11-23 21:32:49,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:49,872 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:49,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49 WrapperNode [2023-11-23 21:32:49,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:49,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:49,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:49,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:49,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,962 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-23 21:32:49,978 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:49,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:49,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:49,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:49,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:49,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:50,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:50,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:50,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:50,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:50,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:50,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:50,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:50,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:50,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (1/1) ... [2023-11-23 21:32:50,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:50,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:50,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:50,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:32:50,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:50,278 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:50,282 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:57,334 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:57,389 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:57,389 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:57,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:57 BoogieIcfgContainer [2023-11-23 21:32:57,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:57,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:57,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:57,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:57,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:49" (1/3) ... [2023-11-23 21:32:57,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdaa89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:57, skipping insertion in model container [2023-11-23 21:32:57,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:49" (2/3) ... [2023-11-23 21:32:57,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bdaa89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:57, skipping insertion in model container [2023-11-23 21:32:57,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:57" (3/3) ... [2023-11-23 21:32:57,399 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-86.i [2023-11-23 21:32:57,430 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:57,430 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:57,479 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:57,486 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b91f078, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:57,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:32:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 21:32:57,509 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:57,510 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:57,510 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:57,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:57,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1815215531, now seen corresponding path program 1 times [2023-11-23 21:32:57,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:57,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [336648530] [2023-11-23 21:32:57,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:57,540 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:32:57,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:57,546 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:32:57,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:32:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:58,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:32:58,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-23 21:32:58,297 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:32:58,298 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:58,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [336648530] [2023-11-23 21:32:58,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [336648530] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:32:58,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:32:58,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:32:58,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751034721] [2023-11-23 21:32:58,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:32:58,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:32:58,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:32:58,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:32:58,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:32:58,354 INFO L87 Difference]: Start difference. First operand has 80 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:33:00,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:00,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:00,609 INFO L93 Difference]: Finished difference Result 157 states and 277 transitions. [2023-11-23 21:33:00,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:33:00,660 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 162 [2023-11-23 21:33:00,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:00,668 INFO L225 Difference]: With dead ends: 157 [2023-11-23 21:33:00,668 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:33:00,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:33:00,676 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:00,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:33:00,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:33:00,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:33:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:33:00,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 122 transitions. [2023-11-23 21:33:00,729 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 122 transitions. Word has length 162 [2023-11-23 21:33:00,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:00,729 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 122 transitions. [2023-11-23 21:33:00,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:33:00,730 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-23 21:33:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 21:33:00,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:00,735 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:33:00,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:33:00,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:00,948 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:00,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:00,949 INFO L85 PathProgramCache]: Analyzing trace with hash 38579425, now seen corresponding path program 1 times [2023-11-23 21:33:00,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:00,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1666795] [2023-11-23 21:33:00,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:00,951 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:00,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:00,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:33:00,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:33:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:01,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:33:01,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:33:03,265 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:33:03,265 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:03,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1666795] [2023-11-23 21:33:03,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1666795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:33:03,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:33:03,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:33:03,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804247820] [2023-11-23 21:33:03,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:33:03,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:33:03,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:33:03,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:33:03,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:33:03,270 INFO L87 Difference]: Start difference. First operand 78 states and 122 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:33:05,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:07,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:09,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:33:09,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:33:09,902 INFO L93 Difference]: Finished difference Result 231 states and 362 transitions. [2023-11-23 21:33:09,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:33:09,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2023-11-23 21:33:09,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:33:09,908 INFO L225 Difference]: With dead ends: 231 [2023-11-23 21:33:09,908 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 21:33:09,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:33:09,912 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 39 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:33:09,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 222 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2023-11-23 21:33:09,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 21:33:09,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 151. [2023-11-23 21:33:09,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 98 states have (on average 1.3673469387755102) internal successors, (134), 98 states have internal predecessors, (134), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:33:09,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 234 transitions. [2023-11-23 21:33:09,953 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 234 transitions. Word has length 162 [2023-11-23 21:33:09,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:33:09,954 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 234 transitions. [2023-11-23 21:33:09,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:33:09,955 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 234 transitions. [2023-11-23 21:33:09,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 21:33:09,958 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:33:09,959 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:33:09,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:33:10,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:10,171 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:33:10,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:33:10,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1241284253, now seen corresponding path program 1 times [2023-11-23 21:33:10,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:33:10,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1108429505] [2023-11-23 21:33:10,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:10,174 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:33:10,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:33:10,175 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:33:10,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:33:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:10,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 21:33:10,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:33:20,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 598 proven. 171 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2023-11-23 21:33:20,759 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:33:22,130 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:33:22,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1108429505] [2023-11-23 21:33:22,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1108429505] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:33:22,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [453764671] [2023-11-23 21:33:22,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:33:22,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:33:22,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:33:22,138 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:33:22,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9404d87-ccae-44ec-b4e6-5584a057d3e9/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:33:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:33:24,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-23 21:33:24,970 INFO L285 TraceCheckSpWp]: Computing forward predicates...