./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh --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 71592c21a828683409fd35e3c804ae28adae470b26e65a289a52fb5caf24a9a0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:32:47,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:32:47,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 15:32:47,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:32:47,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:32:47,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:32:47,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:32:47,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:32:47,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:32:47,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:32:47,275 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:32:47,275 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:32:47,276 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:32:47,276 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 15:32:47,277 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:32:47,277 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:32:47,278 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 15:32:47,278 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 15:32:47,278 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:32:47,279 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 15:32:47,288 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 15:32:47,289 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 15:32:47,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:32:47,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:32:47,291 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:32:47,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 15:32:47,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:32:47,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:32:47,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:32:47,293 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:32:47,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:32:47,294 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:32:47,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:32:47,295 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:32:47,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:32:47,295 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:32:47,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:32:47,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:32:47,296 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:32:47,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:32:47,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:32:47,297 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 15:32:47,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 15:32:47,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:32:47,298 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:32:47,298 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:32:47,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:32:47,298 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_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71592c21a828683409fd35e3c804ae28adae470b26e65a289a52fb5caf24a9a0 [2023-12-02 15:32:47,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:32:47,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:32:47,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:32:47,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:32:47,527 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:32:47,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i [2023-12-02 15:32:50,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:32:50,375 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:32:50,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i [2023-12-02 15:32:50,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data/f45432637/7c43982b1be6433fa9cf33daf60ab1dc/FLAGdda493dd4 [2023-12-02 15:32:50,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data/f45432637/7c43982b1be6433fa9cf33daf60ab1dc [2023-12-02 15:32:50,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:32:50,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:32:50,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:32:50,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:32:50,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:32:50,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b2f35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50, skipping insertion in model container [2023-12-02 15:32:50,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:32:50,593 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_dcc9389b-a0b4-415a-9924-7fc82b2ea728/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i[913,926] [2023-12-02 15:32:50,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:32:50,650 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:32:50,662 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_dcc9389b-a0b4-415a-9924-7fc82b2ea728/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i[913,926] [2023-12-02 15:32:50,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:32:50,704 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:32:50,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50 WrapperNode [2023-12-02 15:32:50,705 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:32:50,706 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:32:50,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:32:50,707 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:32:50,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,751 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2023-12-02 15:32:50,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:32:50,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:32:50,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:32:50,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:32:50,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:32:50,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:32:50,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:32:50,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:32:50,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (1/1) ... [2023-12-02 15:32:50,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:32:50,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:32:50,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:32:50,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:32:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:32:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:32:50,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:32:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 15:32:50,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:32:50,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:32:50,937 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:32:50,939 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:32:51,209 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:32:51,422 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:32:51,423 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:32:51,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:51 BoogieIcfgContainer [2023-12-02 15:32:51,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:32:51,428 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:32:51,428 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:32:51,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:32:51,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:32:50" (1/3) ... [2023-12-02 15:32:51,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@181d7e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:51, skipping insertion in model container [2023-12-02 15:32:51,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:50" (2/3) ... [2023-12-02 15:32:51,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@181d7e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:51, skipping insertion in model container [2023-12-02 15:32:51,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:51" (3/3) ... [2023-12-02 15:32:51,434 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-64.i [2023-12-02 15:32:51,453 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:32:51,453 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:32:51,498 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:32:51,503 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;@47b28e69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:32:51,503 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:32:51,508 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 15:32:51,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 15:32:51,520 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:32:51,521 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:32:51,522 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:32:51,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:32:51,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1458933028, now seen corresponding path program 1 times [2023-12-02 15:32:51,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:32:51,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55996546] [2023-12-02 15:32:51,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:32:51,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:32:51,689 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 15:32:51,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1945874421] [2023-12-02 15:32:51,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:32:51,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:32:51,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:32:51,693 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:32:51,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 15:32:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:32:52,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 15:32:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:32:52,494 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 15:32:52,496 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 15:32:52,498 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 15:32:52,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 15:32:52,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:32:52,704 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 15:32:52,707 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 15:32:52,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:32:52 BoogieIcfgContainer [2023-12-02 15:32:52,799 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 15:32:52,799 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 15:32:52,799 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 15:32:52,800 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 15:32:52,800 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:51" (3/4) ... [2023-12-02 15:32:52,802 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 15:32:52,803 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 15:32:52,804 INFO L158 Benchmark]: Toolchain (without parser) took 2400.66ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 102.5MB in the beginning and 118.5MB in the end (delta: -16.0MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-12-02 15:32:52,805 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 148.9MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:32:52,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.69ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 89.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 15:32:52,806 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.71ms. Allocated memory is still 148.9MB. Free memory was 88.9MB in the beginning and 86.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 15:32:52,807 INFO L158 Benchmark]: Boogie Preprocessor took 30.76ms. Allocated memory is still 148.9MB. Free memory was 86.8MB in the beginning and 85.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 15:32:52,808 INFO L158 Benchmark]: RCFGBuilder took 640.73ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 85.2MB in the beginning and 162.5MB in the end (delta: -77.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2023-12-02 15:32:52,808 INFO L158 Benchmark]: TraceAbstraction took 1370.73ms. Allocated memory is still 203.4MB. Free memory was 162.5MB in the beginning and 118.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-02 15:32:52,809 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 203.4MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:32:52,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 148.9MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.69ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 89.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.71ms. Allocated memory is still 148.9MB. Free memory was 88.9MB in the beginning and 86.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.76ms. Allocated memory is still 148.9MB. Free memory was 86.8MB in the beginning and 85.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.73ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 85.2MB in the beginning and 162.5MB in the end (delta: -77.3MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1370.73ms. Allocated memory is still 203.4MB. Free memory was 162.5MB in the beginning and 118.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 203.4MB. Free memory is still 118.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -2; [L23] signed char var_1_10 = -32; [L24] signed long int var_1_11 = 4; [L25] signed long int var_1_12 = 1731242407; [L26] signed long int var_1_13 = 0; [L27] signed char var_1_14 = 10; [L28] signed char var_1_15 = 8; [L29] signed char var_1_16 = -25; [L30] signed char var_1_17 = -16; [L31] unsigned long int var_1_18 = 0; [L32] signed short int var_1_19 = 256; [L33] signed short int var_1_20 = 28075; [L34] signed short int var_1_21 = 256; [L35] signed short int var_1_22 = 25; [L36] unsigned char var_1_23 = 0; [L37] unsigned char var_1_24 = 0; [L38] signed char var_1_25 = 1; [L39] signed char var_1_26 = 0; [L40] signed char var_1_27 = 10; [L41] unsigned long int var_1_28 = 64; [L42] signed long int last_1_var_1_1 = -2; [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L124] last_1_var_1_1 = var_1_1 [L134] RET updateLastVariables() [L135] CALL updateVariables() [L83] var_1_11 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L85] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=1731242407, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L86] var_1_12 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_12 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 >= 1073741823) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L88] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=0, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L89] var_1_13 = __VERIFIER_nondet_long() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L91] CALL assume_abort_if_not(var_1_13 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_13 <= 1073741823) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=10, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L92] var_1_14 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L95] var_1_15 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_15 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_15 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L97] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-25, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L98] var_1_16 = __VERIFIER_nondet_char() [L99] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L100] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-16, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L101] var_1_17 = __VERIFIER_nondet_char() [L102] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L103] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=28075, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L104] var_1_20 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_20 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_20 >= 16382) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L106] CALL assume_abort_if_not(var_1_20 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_20 <= 32766) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=256, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L107] var_1_21 = __VERIFIER_nondet_short() [L108] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L109] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=25, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L110] var_1_22 = __VERIFIER_nondet_short() [L111] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L112] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L113] var_1_24 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L115] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=0, var_1_27=10, var_1_28=64] [L116] var_1_26 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_26 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_26 >= -1) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=10, var_1_28=64] [L118] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=10, var_1_28=64] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=10, var_1_28=64] [L119] var_1_27 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=127, var_1_28=64] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=127, var_1_28=64] [L121] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=127, var_1_28=64] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_1=-2, var_1_10=-32, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=256, var_1_1=-2, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=121, var_1_27=127, var_1_28=64] [L135] RET updateVariables() [L136] CALL step() [L46] var_1_19 = ((var_1_20 - var_1_21) - var_1_22) [L47] signed long int stepLocal_1 = (var_1_26 - var_1_27) + var_1_19; [L48] COND TRUE stepLocal_1 > var_1_22 [L49] var_1_25 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) [L53] signed long int stepLocal_0 = var_1_11 - (var_1_12 - var_1_13); [L54] EXPR var_1_25 >> var_1_19 [L54] COND TRUE (var_1_25 >> var_1_19) < stepLocal_0 [L55] var_1_10 = (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))) [L59] COND FALSE !(var_1_10 != var_1_25) [L62] COND TRUE ! ((64 * var_1_18) < var_1_18) [L63] var_1_23 = var_1_24 [L65] COND TRUE -8 <= var_1_10 [L66] COND TRUE var_1_10 == last_1_var_1_1 [L67] var_1_1 = ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)) [L76] COND FALSE !((var_1_1 * var_1_1) < var_1_18) [L136] RET step() [L137] CALL, EXPR property() [L127] EXPR ((-8 <= var_1_10) ? ((var_1_10 == last_1_var_1_1) ? (var_1_1 == ((signed long int) ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)))) : 1) : ((128 < var_1_19) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_19)))) && (((var_1_25 >> var_1_19) < (var_1_11 - (var_1_12 - var_1_13))) ? (var_1_10 == ((signed char) (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))))) : (var_1_10 == ((signed char) (var_1_17 + var_1_16)))) [L127] EXPR var_1_25 >> var_1_19 [L127] EXPR ((-8 <= var_1_10) ? ((var_1_10 == last_1_var_1_1) ? (var_1_1 == ((signed long int) ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)))) : 1) : ((128 < var_1_19) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_19)))) && (((var_1_25 >> var_1_19) < (var_1_11 - (var_1_12 - var_1_13))) ? (var_1_10 == ((signed char) (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))))) : (var_1_10 == ((signed char) (var_1_17 + var_1_16)))) [L127-L128] return (((((((-8 <= var_1_10) ? ((var_1_10 == last_1_var_1_1) ? (var_1_1 == ((signed long int) ((((((var_1_10 + var_1_19)) < (var_1_19)) ? ((var_1_10 + var_1_19)) : (var_1_19))) + (var_1_10 + var_1_10)))) : 1) : ((128 < var_1_19) ? (var_1_1 == ((signed long int) var_1_10)) : (var_1_1 == ((signed long int) var_1_19)))) && (((var_1_25 >> var_1_19) < (var_1_11 - (var_1_12 - var_1_13))) ? (var_1_10 == ((signed char) (var_1_14 + ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16)))))) : (var_1_10 == ((signed char) (var_1_17 + var_1_16))))) && ((var_1_10 != var_1_25) ? (var_1_18 == ((unsigned long int) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : 1)) && (var_1_19 == ((signed short int) ((var_1_20 - var_1_21) - var_1_22)))) && ((! ((64 * var_1_18) < var_1_18)) ? (var_1_23 == ((unsigned char) var_1_24)) : 1)) && ((((var_1_26 - var_1_27) + var_1_19) > var_1_22) ? (var_1_25 == ((signed char) ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))))) : (var_1_25 == ((signed char) ((((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) > (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) ? (((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15)))) : (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))))))))) && (((var_1_1 * var_1_1) < var_1_18) ? ((var_1_1 < var_1_13) ? (var_1_28 == ((unsigned long int) 64u)) : 1) : 1) ; [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-2, var_1_10=-2, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=7, var_1_1=1, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-2, var_1_26=121, var_1_27=127, var_1_28=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=-2, var_1_10=-2, var_1_11=1073741821, var_1_12=2147483647, var_1_13=1073741823, var_1_14=0, var_1_15=-2, var_1_16=-2, var_1_17=-2, var_1_18=0, var_1_19=7, var_1_1=1, var_1_20=16382, var_1_21=16375, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-2, var_1_26=121, var_1_27=127, var_1_28=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 26, 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=48occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 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 [2023-12-02 15:32:52,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh --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 71592c21a828683409fd35e3c804ae28adae470b26e65a289a52fb5caf24a9a0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:32:54,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:32:54,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 15:32:54,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:32:54,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:32:54,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:32:54,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:32:54,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:32:54,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:32:54,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:32:54,844 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:32:54,845 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:32:54,846 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:32:54,846 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:32:54,847 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:32:54,847 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:32:54,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:32:54,849 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:32:54,849 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:32:54,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:32:54,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:32:54,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:32:54,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:32:54,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:32:54,852 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 15:32:54,853 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 15:32:54,853 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 15:32:54,853 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:32:54,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:32:54,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:32:54,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:32:54,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 15:32:54,855 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:32:54,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:32:54,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:32:54,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:32:54,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:32:54,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:32:54,857 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 15:32:54,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 15:32:54,857 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:32:54,858 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:32:54,858 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:32:54,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:32:54,858 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_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71592c21a828683409fd35e3c804ae28adae470b26e65a289a52fb5caf24a9a0 [2023-12-02 15:32:55,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:32:55,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:32:55,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:32:55,158 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:32:55,159 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:32:55,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i [2023-12-02 15:32:57,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:32:58,140 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:32:58,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i [2023-12-02 15:32:58,150 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data/56ba8cadb/6a779a8c0d8047aabd8cf991d29f11d3/FLAGca6678990 [2023-12-02 15:32:58,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/data/56ba8cadb/6a779a8c0d8047aabd8cf991d29f11d3 [2023-12-02 15:32:58,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:32:58,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:32:58,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:32:58,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:32:58,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:32:58,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c99e536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58, skipping insertion in model container [2023-12-02 15:32:58,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,209 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:32:58,362 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i[913,926] [2023-12-02 15:32:58,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:32:58,430 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:32:58,443 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_dcc9389b-a0b4-415a-9924-7fc82b2ea728/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-64.i[913,926] [2023-12-02 15:32:58,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:32:58,490 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:32:58,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58 WrapperNode [2023-12-02 15:32:58,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:32:58,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:32:58,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:32:58,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:32:58,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,540 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 143 [2023-12-02 15:32:58,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:32:58,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:32:58,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:32:58,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:32:58,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:32:58,580 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:32:58,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:32:58,581 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:32:58,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (1/1) ... [2023-12-02 15:32:58,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:32:58,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:32:58,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:32:58,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:32:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:32:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 15:32:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:32:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:32:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:32:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:32:58,739 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:32:58,742 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:32:59,095 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:32:59,150 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:32:59,150 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:32:59,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:59 BoogieIcfgContainer [2023-12-02 15:32:59,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:32:59,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:32:59,154 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:32:59,156 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:32:59,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:32:58" (1/3) ... [2023-12-02 15:32:59,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49657540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:59, skipping insertion in model container [2023-12-02 15:32:59,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:32:58" (2/3) ... [2023-12-02 15:32:59,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49657540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:32:59, skipping insertion in model container [2023-12-02 15:32:59,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:32:59" (3/3) ... [2023-12-02 15:32:59,159 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-64.i [2023-12-02 15:32:59,173 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:32:59,173 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:32:59,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:32:59,219 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;@71fd8395, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:32:59,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:32:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 34 states have internal predecessors, (47), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 15:32:59,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 15:32:59,240 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:32:59,241 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:32:59,241 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:32:59,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:32:59,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1908619837, now seen corresponding path program 1 times [2023-12-02 15:32:59,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:32:59,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [475623999] [2023-12-02 15:32:59,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:32:59,265 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 [2023-12-02 15:32:59,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:32:59,268 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:32:59,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:32:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:32:59,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 15:32:59,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:32:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-12-02 15:32:59,508 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:32:59,508 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:32:59,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [475623999] [2023-12-02 15:32:59,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [475623999] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:32:59,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:32:59,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 15:32:59,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224483380] [2023-12-02 15:32:59,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:32:59,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 15:32:59,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:32:59,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 15:32:59,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:32:59,547 INFO L87 Difference]: Start difference. First operand has 62 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 34 states have internal predecessors, (47), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-02 15:32:59,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:32:59,600 INFO L93 Difference]: Finished difference Result 121 states and 222 transitions. [2023-12-02 15:32:59,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 15:32:59,605 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 156 [2023-12-02 15:32:59,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:32:59,612 INFO L225 Difference]: With dead ends: 121 [2023-12-02 15:32:59,612 INFO L226 Difference]: Without dead ends: 60 [2023-12-02 15:32:59,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:32:59,619 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 15:32:59,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 15:32:59,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-12-02 15:32:59,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-12-02 15:32:59,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 32 states have (on average 1.3125) internal successors, (42), 32 states have internal predecessors, (42), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 15:32:59,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 94 transitions. [2023-12-02 15:32:59,662 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 94 transitions. Word has length 156 [2023-12-02 15:32:59,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:32:59,663 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 94 transitions. [2023-12-02 15:32:59,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-02 15:32:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2023-12-02 15:32:59,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 15:32:59,667 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:32:59,668 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 15:32:59,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:32:59,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:32:59,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:32:59,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:32:59,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1250333827, now seen corresponding path program 1 times [2023-12-02 15:32:59,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:32:59,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1092715739] [2023-12-02 15:32:59,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:32:59,871 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 [2023-12-02 15:32:59,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:32:59,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:32:59,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcc9389b-a0b4-415a-9924-7fc82b2ea728/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:33:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:33:00,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 15:33:00,890 INFO L285 TraceCheckSpWp]: Computing forward predicates...