./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:38:12,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:38:12,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:38:12,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:38:12,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:38:12,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:38:12,922 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:38:12,923 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:38:12,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:38:12,929 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:38:12,930 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:38:12,931 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:38:12,932 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:38:12,934 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:38:12,934 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:38:12,935 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:38:12,935 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:38:12,935 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:38:12,936 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:38:12,936 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:38:12,937 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:38:12,937 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:38:12,939 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:38:12,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:38:12,940 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:38:12,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:38:12,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:38:12,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:38:12,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:38:12,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:38:12,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:38:12,943 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:38:12,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:38:12,944 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:38:12,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:38:12,945 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:38:12,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:38:12,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:38:12,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:38:12,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:38:12,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:38:12,946 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:38:12,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:38:12,947 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:38:12,947 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:38:12,948 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:38:12,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:38:12,948 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_3527ef78-dd23-452a-83e5-9f2ee47581d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c [2023-11-23 20:38:13,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:38:13,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:38:13,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:38:13,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:38:13,270 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:38:13,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-23 20:38:16,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:38:16,566 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:38:16,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-23 20:38:16,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data/f2dedf060/bc183888effe4c848fb48b629e41a4ca/FLAG0c0c33a84 [2023-11-23 20:38:16,592 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data/f2dedf060/bc183888effe4c848fb48b629e41a4ca [2023-11-23 20:38:16,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:38:16,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:38:16,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:38:16,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:38:16,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:38:16,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:16,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c580ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16, skipping insertion in model container [2023-11-23 20:38:16,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:16,644 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:38:16,796 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_3527ef78-dd23-452a-83e5-9f2ee47581d3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-23 20:38:16,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:38:16,911 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:38:16,923 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_3527ef78-dd23-452a-83e5-9f2ee47581d3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-23 20:38:16,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:38:16,989 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:38:16,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16 WrapperNode [2023-11-23 20:38:16,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:38:16,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:38:16,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:38:16,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:38:16,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,063 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 274 [2023-11-23 20:38:17,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:38:17,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:38:17,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:38:17,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:38:17,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,097 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:38:17,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:38:17,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:38:17,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:38:17,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (1/1) ... [2023-11-23 20:38:17,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:38:17,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:38:17,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:38:17,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:38:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:38:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:38:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:38:17,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:38:17,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:38:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:38:17,287 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:38:17,289 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:38:17,876 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:38:18,449 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:38:18,449 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:38:18,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:18 BoogieIcfgContainer [2023-11-23 20:38:18,451 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:38:18,458 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:38:18,458 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:38:18,462 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:38:18,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:38:16" (1/3) ... [2023-11-23 20:38:18,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab247c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:18, skipping insertion in model container [2023-11-23 20:38:18,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:16" (2/3) ... [2023-11-23 20:38:18,467 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab247c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:18, skipping insertion in model container [2023-11-23 20:38:18,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:18" (3/3) ... [2023-11-23 20:38:18,468 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-23 20:38:18,489 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:38:18,490 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:38:18,547 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:38:18,555 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;@1969252d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:38:18,555 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:38:18,560 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 20:38:18,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 20:38:18,572 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:18,573 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 20:38:18,574 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:18,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:18,579 INFO L85 PathProgramCache]: Analyzing trace with hash -871755640, now seen corresponding path program 1 times [2023-11-23 20:38:18,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:38:18,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589216015] [2023-11-23 20:38:18,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:18,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:38:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:38:19,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:38:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:38:20,567 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:38:20,569 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:38:20,571 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:38:20,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:38:20,580 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:38:20,587 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:38:20,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:38:20 BoogieIcfgContainer [2023-11-23 20:38:20,744 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:38:20,746 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:38:20,746 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:38:20,746 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:38:20,746 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:18" (3/4) ... [2023-11-23 20:38:20,758 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:38:20,759 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:38:20,761 INFO L158 Benchmark]: Toolchain (without parser) took 4164.03ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 94.5MB in the beginning and 85.2MB in the end (delta: 9.3MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,761 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:38:20,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.71ms. Allocated memory is still 140.5MB. Free memory was 94.5MB in the beginning and 78.6MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.13ms. Allocated memory is still 140.5MB. Free memory was 78.6MB in the beginning and 75.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,765 INFO L158 Benchmark]: Boogie Preprocessor took 45.02ms. Allocated memory is still 140.5MB. Free memory was 75.0MB in the beginning and 72.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,770 INFO L158 Benchmark]: RCFGBuilder took 1340.55ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 72.9MB in the beginning and 133.2MB in the end (delta: -60.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,771 INFO L158 Benchmark]: TraceAbstraction took 2285.98ms. Allocated memory is still 174.1MB. Free memory was 133.2MB in the beginning and 86.3MB in the end (delta: 47.0MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,772 INFO L158 Benchmark]: Witness Printer took 13.81ms. Allocated memory is still 174.1MB. Free memory was 86.3MB in the beginning and 85.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:38:20,780 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.71ms. Allocated memory is still 140.5MB. Free memory was 94.5MB in the beginning and 78.6MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.13ms. Allocated memory is still 140.5MB. Free memory was 78.6MB in the beginning and 75.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.02ms. Allocated memory is still 140.5MB. Free memory was 75.0MB in the beginning and 72.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1340.55ms. Allocated memory was 140.5MB in the beginning and 174.1MB in the end (delta: 33.6MB). Free memory was 72.9MB in the beginning and 133.2MB in the end (delta: -60.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2285.98ms. Allocated memory is still 174.1MB. Free memory was 133.2MB in the beginning and 86.3MB in the end (delta: 47.0MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. * Witness Printer took 13.81ms. Allocated memory is still 174.1MB. Free memory was 86.3MB in the beginning and 85.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of 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] int k_loop; [L195] k_loop = 0 VAL [isInitial=1, k_loop=0, 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=32, var_1_7=32, var_1_8=1, var_1_9=32] [L195] COND TRUE k_loop < 1 [L196] 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 [L196] RET updateLastVariables() [L197] 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=0, 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=0, 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=0, 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=0, 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=0, var_1_8=63, 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=0, var_1_8=63, 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=0, var_1_8=63, 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=0, var_1_8=63, 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=0, var_1_8=63, var_1_9=4] [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=0, var_1_8=63, var_1_9=4] [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=0, var_1_8=63, var_1_9=4] [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=0, var_1_8=63, var_1_9=4] [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=12, 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=0, var_1_8=63, var_1_9=4] [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=12, 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=0, var_1_8=63, var_1_9=4] [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=12, 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=0, var_1_8=63, var_1_9=4] [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=12, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, 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=0, var_1_8=63, var_1_9=4] [L197] RET updateVariables() [L198] CALL step() [L55] EXPR var_1_7 << var_1_6 [L55] COND FALSE !(10u <= (var_1_7 << var_1_6)) [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 TRUE ! (var_1_32 || (var_1_16 > var_1_23)) [L117] COND FALSE !(\read(var_1_32)) [L124] var_1_1 = var_1_12 [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))) [L198] RET step() [L199] 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_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_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-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)) ; [L199] RET, EXPR property() [L199] 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=12, var_1_11=4, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=-9, var_1_16=7959/500, var_1_19=7959/500, var_1_1=-127, var_1_20=35/4, var_1_22=12, var_1_23=4294967311, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=63, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=63, var_1_9=4] [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=12, var_1_11=4, var_1_12=-127, var_1_13=0, var_1_14=0, var_1_15=-9, var_1_16=7959/500, var_1_19=7959/500, var_1_1=-127, var_1_20=35/4, var_1_22=12, var_1_23=4294967311, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=63, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=63, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, 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, 1.1s 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 20:38:20,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:38:23,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:38:23,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:38:23,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:38:23,688 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:38:23,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:38:23,716 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:38:23,717 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:38:23,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:38:23,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:38:23,723 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:38:23,724 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:38:23,724 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:38:23,726 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:38:23,726 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:38:23,726 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:38:23,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:38:23,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:38:23,729 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:38:23,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:38:23,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:38:23,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:38:23,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:38:23,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:38:23,732 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:38:23,732 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:38:23,733 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:38:23,733 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:38:23,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:38:23,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:38:23,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:38:23,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:38:23,736 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:38:23,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:38:23,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:38:23,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:38:23,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:38:23,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:38:23,737 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:38:23,738 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:38:23,739 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:38:23,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:38:23,739 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:38:23,740 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:38:23,740 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_3527ef78-dd23-452a-83e5-9f2ee47581d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef7d6f35f9da5e5ec239077d04f7e947dbd6ee5ea9a37dd2f0c1d8f80d29a4c [2023-11-23 20:38:24,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:38:24,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:38:24,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:38:24,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:38:24,154 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:38:24,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-23 20:38:27,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:38:27,482 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:38:27,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-23 20:38:27,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data/3d4f26e08/ae2183a8077f4355ac707833265494d8/FLAG5712a5cfc [2023-11-23 20:38:27,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/data/3d4f26e08/ae2183a8077f4355ac707833265494d8 [2023-11-23 20:38:27,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:38:27,534 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:38:27,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:38:27,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:38:27,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:38:27,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:38:27" (1/1) ... [2023-11-23 20:38:27,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57af0827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:27, skipping insertion in model container [2023-11-23 20:38:27,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:38:27" (1/1) ... [2023-11-23 20:38:27,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:38:27,782 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_3527ef78-dd23-452a-83e5-9f2ee47581d3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-23 20:38:27,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:38:27,973 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:38:27,991 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_3527ef78-dd23-452a-83e5-9f2ee47581d3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-86.i[916,929] [2023-11-23 20:38:28,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:38:28,098 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:38:28,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28 WrapperNode [2023-11-23 20:38:28,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:38:28,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:38:28,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:38:28,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:38:28,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,214 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-11-23 20:38:28,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:38:28,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:38:28,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:38:28,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:38:28,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,287 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:38:28,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:38:28,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:38:28,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:38:28,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (1/1) ... [2023-11-23 20:38:28,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:38:28,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:38:28,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:38:28,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:38:28,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:38:28,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:38:28,405 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:38:28,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:38:28,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:38:28,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:38:28,538 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:38:28,541 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:38:35,577 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:38:35,639 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:38:35,639 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:38:35,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:35 BoogieIcfgContainer [2023-11-23 20:38:35,640 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:38:35,643 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:38:35,643 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:38:35,647 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:38:35,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:38:27" (1/3) ... [2023-11-23 20:38:35,648 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43400509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:35, skipping insertion in model container [2023-11-23 20:38:35,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:28" (2/3) ... [2023-11-23 20:38:35,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43400509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:35, skipping insertion in model container [2023-11-23 20:38:35,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:35" (3/3) ... [2023-11-23 20:38:35,651 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-86.i [2023-11-23 20:38:35,672 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:38:35,672 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:38:35,765 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:38:35,777 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;@77955903, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:38:35,778 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:38:35,783 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 20:38:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 20:38:35,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:35,803 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 20:38:35,804 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:35,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:35,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1658189412, now seen corresponding path program 1 times [2023-11-23 20:38:35,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:38:35,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107706870] [2023-11-23 20:38:35,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:35,827 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 20:38:35,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:38:35,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:35,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:36,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:38:36,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:38:36,593 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 20:38:36,593 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:38:36,594 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:38:36,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107706870] [2023-11-23 20:38:36,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2107706870] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:38:36,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:38:36,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:38:36,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327794104] [2023-11-23 20:38:36,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:38:36,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:38:36,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:38:36,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:38:36,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:38:36,653 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 20:38:38,931 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 20:38:38,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:38:38,994 INFO L93 Difference]: Finished difference Result 159 states and 278 transitions. [2023-11-23 20:38:38,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:38:38,998 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 20:38:38,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:38:39,010 INFO L225 Difference]: With dead ends: 159 [2023-11-23 20:38:39,011 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 20:38:39,015 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 20:38:39,019 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:38:39,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 20:38:39,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 20:38:39,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 20:38:39,085 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 20:38:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 122 transitions. [2023-11-23 20:38:39,105 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 122 transitions. Word has length 162 [2023-11-23 20:38:39,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:38:39,106 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 122 transitions. [2023-11-23 20:38:39,106 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 20:38:39,107 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2023-11-23 20:38:39,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 20:38:39,111 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:39,112 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 20:38:39,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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)] Forceful destruction successful, exit code 0 [2023-11-23 20:38:39,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:39,316 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:39,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:39,317 INFO L85 PathProgramCache]: Analyzing trace with hash -118446694, now seen corresponding path program 1 times [2023-11-23 20:38:39,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:38:39,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939413206] [2023-11-23 20:38:39,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:39,318 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 20:38:39,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:38:39,321 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:39,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:39,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:38:39,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:38:41,825 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 20:38:41,825 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:38:41,826 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:38:41,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939413206] [2023-11-23 20:38:41,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939413206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:38:41,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:38:41,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:38:41,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372322557] [2023-11-23 20:38:41,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:38:41,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:38:41,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:38:41,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:38:41,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:38:41,831 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 20:38:44,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:38:46,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:38:48,452 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 20:38:48,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:38:48,535 INFO L93 Difference]: Finished difference Result 231 states and 362 transitions. [2023-11-23 20:38:48,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:38:48,536 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 20:38:48,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:38:48,540 INFO L225 Difference]: With dead ends: 231 [2023-11-23 20:38:48,540 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 20:38:48,546 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 20:38:48,547 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 39 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:38:48,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 220 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 17 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2023-11-23 20:38:48,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 20:38:48,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 151. [2023-11-23 20:38:48,591 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 20:38:48,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 234 transitions. [2023-11-23 20:38:48,593 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 234 transitions. Word has length 162 [2023-11-23 20:38:48,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:38:48,595 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 234 transitions. [2023-11-23 20:38:48,595 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 20:38:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 234 transitions. [2023-11-23 20:38:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 20:38:48,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:48,599 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 20:38:48,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:48,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:48,810 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:48,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:48,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1398310372, now seen corresponding path program 1 times [2023-11-23 20:38:48,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:38:48,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531483376] [2023-11-23 20:38:48,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:48,812 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 20:38:48,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:38:48,814 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:48,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/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 20:38:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:49,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:38:49,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:38:59,446 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 20:38:59,449 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:39:01,046 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:39:01,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531483376] [2023-11-23 20:39:01,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531483376] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:39:01,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2028704508] [2023-11-23 20:39:01,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:01,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:39:01,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:39:01,051 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:39:01,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3527ef78-dd23-452a-83e5-9f2ee47581d3/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:39:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:39:03,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 20:39:03,950 INFO L285 TraceCheckSpWp]: Computing forward predicates...