./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 208f44a9e9f2438986e071a7e09693363ee28f0f67d864c3fa3df50951cdc9e6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:58:33,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:58:33,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:58:33,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:58:33,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:58:33,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:58:33,889 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:58:33,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:58:33,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:58:33,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:58:33,892 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:58:33,892 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:58:33,893 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:58:33,893 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:58:33,894 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:58:33,894 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:58:33,895 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:58:33,896 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:58:33,896 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:58:33,897 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:58:33,897 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:58:33,898 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:58:33,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:58:33,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:58:33,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:58:33,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:58:33,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:58:33,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:58:33,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:58:33,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:58:33,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:58:33,903 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:58:33,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:58:33,904 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:58:33,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:58:33,905 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:58:33,905 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:58:33,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:33,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:58:33,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:58:33,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:58:33,907 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:58:33,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:58:33,908 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:58:33,909 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:58:33,909 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:58:33,910 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:58:33,910 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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 208f44a9e9f2438986e071a7e09693363ee28f0f67d864c3fa3df50951cdc9e6 [2023-11-24 23:58:34,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:58:34,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:58:34,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:58:34,214 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:58:34,215 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:58:34,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i [2023-11-24 23:58:37,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:58:37,493 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:58:37,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i [2023-11-24 23:58:37,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data/f954df163/855d4f536f2e4ec5b03e80f16f26312e/FLAGaeea3d480 [2023-11-24 23:58:37,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data/f954df163/855d4f536f2e4ec5b03e80f16f26312e [2023-11-24 23:58:37,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:58:37,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:58:37,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:37,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:58:37,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:58:37,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d64a566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37, skipping insertion in model container [2023-11-24 23:58:37,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:58:37,729 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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i[916,929] [2023-11-24 23:58:37,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:37,868 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:58:37,881 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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i[916,929] [2023-11-24 23:58:37,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:37,965 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:58:37,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37 WrapperNode [2023-11-24 23:58:37,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:37,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:37,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:58:37,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:58:37,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:37,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,076 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-24 23:58:38,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:38,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:58:38,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:58:38,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:58:38,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,097 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:58:38,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:58:38,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:58:38,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:58:38,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (1/1) ... [2023-11-24 23:58:38,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:38,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:38,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:58:38,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:58:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:58:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:58:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:58:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:58:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:58:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:58:38,410 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:58:38,412 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:58:39,148 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:58:39,584 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:58:39,584 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:58:39,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:39 BoogieIcfgContainer [2023-11-24 23:58:39,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:58:39,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:58:39,589 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:58:39,592 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:58:39,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:58:37" (1/3) ... [2023-11-24 23:58:39,593 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef78d45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:39, skipping insertion in model container [2023-11-24 23:58:39,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:37" (2/3) ... [2023-11-24 23:58:39,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ef78d45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:58:39, skipping insertion in model container [2023-11-24 23:58:39,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:39" (3/3) ... [2023-11-24 23:58:39,595 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-91.i [2023-11-24 23:58:39,618 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:58:39,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:58:39,678 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:58:39,685 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;@5faa6958, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:58:39,686 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:58:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:58:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-24 23:58:39,704 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:58:39,704 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:58:39,705 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:58:39,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:58:39,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1275566651, now seen corresponding path program 1 times [2023-11-24 23:58:39,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:58:39,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72806223] [2023-11-24 23:58:39,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:39,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:58:40,017 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:58:40,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [34237846] [2023-11-24 23:58:40,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:58:40,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:58:40,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:40,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:58:40,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:58:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:58:41,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:58:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:58:42,729 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:58:42,732 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:58:42,733 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:58:42,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:58:42,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:58:42,949 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:58:42,953 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:58:43,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:58:43 BoogieIcfgContainer [2023-11-24 23:58:43,126 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:58:43,127 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:58:43,127 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:58:43,127 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:58:43,128 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:58:39" (3/4) ... [2023-11-24 23:58:43,130 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:58:43,131 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:58:43,133 INFO L158 Benchmark]: Toolchain (without parser) took 5607.17ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 99.0MB in the beginning and 95.1MB in the end (delta: 3.9MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2023-11-24 23:58:43,134 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:43,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.53ms. Allocated memory is still 132.1MB. Free memory was 98.6MB in the beginning and 80.9MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:58:43,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.81ms. Allocated memory is still 132.1MB. Free memory was 80.9MB in the beginning and 73.4MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:58:43,141 INFO L158 Benchmark]: Boogie Preprocessor took 101.41ms. Allocated memory is still 132.1MB. Free memory was 73.4MB in the beginning and 70.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:58:43,143 INFO L158 Benchmark]: RCFGBuilder took 1404.93ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 70.0MB in the beginning and 83.2MB in the end (delta: -13.2MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-24 23:58:43,144 INFO L158 Benchmark]: TraceAbstraction took 3537.73ms. Allocated memory is still 167.8MB. Free memory was 82.2MB in the beginning and 95.1MB in the end (delta: -12.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:43,145 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 167.8MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:58:43,153 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.53ms. Allocated memory is still 132.1MB. Free memory was 98.6MB in the beginning and 80.9MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.81ms. Allocated memory is still 132.1MB. Free memory was 80.9MB in the beginning and 73.4MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.41ms. Allocated memory is still 132.1MB. Free memory was 73.4MB in the beginning and 70.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1404.93ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 70.0MB in the beginning and 83.2MB in the end (delta: -13.2MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3537.73ms. Allocated memory is still 167.8MB. Free memory was 82.2MB in the beginning and 95.1MB in the end (delta: -12.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 167.8MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 200; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 16; [L25] unsigned char var_1_6 = 16; [L26] signed short int var_1_7 = -8; [L27] signed char var_1_9 = 0; [L28] signed char var_1_10 = -4; [L29] double var_1_11 = 2.25; [L30] double var_1_12 = 199.3; [L31] double var_1_13 = 7.2; [L32] unsigned long int var_1_14 = 10; [L33] signed short int var_1_15 = -4; [L34] unsigned char var_1_16 = 0; [L35] signed short int var_1_19 = 256; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = -1; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 0; [L41] unsigned short int var_1_25 = 100; [L42] double var_1_26 = 15.125; [L43] double var_1_27 = 2.3; [L44] double var_1_28 = 999.25; [L45] double var_1_29 = 1.75; [L46] unsigned short int var_1_30 = 43183; [L47] unsigned long int var_1_31 = 100000; [L48] double var_1_32 = 7.4; [L49] double var_1_33 = 31.125; [L50] signed short int var_1_34 = -128; [L51] signed char var_1_35 = -1; [L52] signed char last_1_var_1_9 = 0; [L53] signed short int last_1_var_1_19 = 256; [L54] unsigned long int last_1_var_1_31 = 100000; [L181] isInitial = 1 [L182] FCALL initially() [L183] int k_loop; [L184] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=128, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L184] COND TRUE k_loop < 1 [L185] CALL updateLastVariables() [L172] last_1_var_1_9 = var_1_9 [L173] last_1_var_1_19 = var_1_19 [L174] last_1_var_1_31 = var_1_31 [L185] RET updateLastVariables() [L186] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L132] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L133] var_1_5 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_6=16, var_1_7=-8, var_1_9=0] [L135] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=16, var_1_7=-8, var_1_9=0] [L136] var_1_6 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_7=-8, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L139] var_1_10 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L142] var_1_12 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L146] var_1_16 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L149] var_1_23 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L155] var_1_26 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L157] var_1_27 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L159] var_1_28 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L161] var_1_29 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_29 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_29 != 0.0F) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L164] var_1_30 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L167] var_1_33 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_33 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 != 0.0F) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=9/4, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_30=32767, var_1_31=100000, var_1_32=37/5, var_1_34=-128, var_1_35=-1, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=-8, var_1_9=0] [L186] RET updateVariables() [L187] CALL step() [L58] signed long int stepLocal_0 = last_1_var_1_19; [L59] COND TRUE last_1_var_1_31 != stepLocal_0 [L60] var_1_1 = (var_1_4 - var_1_5) [L64] var_1_34 = var_1_1 [L65] COND TRUE var_1_10 == var_1_34 [L66] var_1_20 = (var_1_6 + var_1_5) [L68] var_1_14 = ((((((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) > (var_1_1)) ? (((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) : (var_1_1))) [L69] unsigned char stepLocal_4 = var_1_28 == (var_1_27 + var_1_29); [L70] COND FALSE !((var_1_1 > var_1_30) && stepLocal_4) [L73] COND FALSE !((var_1_29 / var_1_33) <= (- (var_1_12 + 10.1))) [L76] var_1_32 = var_1_26 [L79] unsigned long int stepLocal_2 = var_1_14 - var_1_5; [L80] unsigned long int stepLocal_1 = (((var_1_14) < ((var_1_5 / var_1_4))) ? (var_1_14) : ((var_1_5 / var_1_4))); [L81] COND FALSE !(stepLocal_1 < (last_1_var_1_9 * (var_1_6 + var_1_20))) [L86] var_1_9 = var_1_10 [L88] COND FALSE !(! var_1_24) [L91] var_1_7 = ((((((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) < 0 ) ? -(((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) : (((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1))) [L92] COND TRUE ((var_1_10 / var_1_4) / 1) <= var_1_1 [L93] var_1_11 = ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) [L95] var_1_35 = var_1_10 [L96] var_1_21 = (var_1_6 - ((((var_1_5) > (var_1_20)) ? (var_1_5) : (var_1_20)))) [L97] COND TRUE var_1_13 <= ((var_1_26 + 128.65) - ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28)))) [L98] COND FALSE !((var_1_13 / var_1_29) < var_1_28) [L101] var_1_25 = (((((var_1_14 + var_1_20)) < (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))) ? ((var_1_14 + var_1_20)) : (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5)))))) [L106] unsigned char stepLocal_3 = var_1_13 < (var_1_32 * var_1_12); [L107] COND TRUE stepLocal_3 && var_1_16 [L108] var_1_22 = (var_1_23 && var_1_24) [L110] COND TRUE \read(var_1_22) [L111] COND TRUE \read(var_1_22) [L112] var_1_15 = ((((((((var_1_9) > (1000)) ? (var_1_9) : (1000))) < 0 ) ? -((((var_1_9) > (1000)) ? (var_1_9) : (1000))) : ((((var_1_9) > (1000)) ? (var_1_9) : (1000))))) + var_1_4) [L117] COND TRUE \read(var_1_22) [L118] COND FALSE !(var_1_20 > var_1_15) [L121] COND FALSE !(var_1_15 < var_1_4) [L124] var_1_19 = var_1_5 [L187] RET step() [L188] CALL, EXPR property() [L177-L178] return (((((((((((((((last_1_var_1_31 != last_1_var_1_19) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (((((50) > (var_1_5)) ? (50) : (var_1_5))) + var_1_6)))) && (var_1_7 == ((signed short int) ((((((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) < 0 ) ? -(((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) : (((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1)))))) && ((((((var_1_14) < ((var_1_5 / var_1_4))) ? (var_1_14) : ((var_1_5 / var_1_4)))) < (last_1_var_1_9 * (var_1_6 + var_1_20))) ? ((var_1_20 < (var_1_14 - var_1_5)) ? (var_1_9 == ((signed char) var_1_10)) : 1) : (var_1_9 == ((signed char) var_1_10)))) && ((((var_1_10 / var_1_4) / 1) <= var_1_1) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (var_1_14 == ((unsigned long int) ((((((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) > (var_1_1)) ? (((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) : (var_1_1)))))) && (var_1_22 ? (var_1_22 ? (var_1_15 == ((signed short int) ((((((((var_1_9) > (1000)) ? (var_1_9) : (1000))) < 0 ) ? -((((var_1_9) > (1000)) ? (var_1_9) : (1000))) : ((((var_1_9) > (1000)) ? (var_1_9) : (1000))))) + var_1_4))) : (var_1_15 == ((signed short int) ((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9)))))) : 1)) && (var_1_22 ? ((var_1_20 > var_1_15) ? (var_1_19 == ((signed short int) (var_1_34 + var_1_10))) : ((var_1_15 < var_1_4) ? (var_1_19 == ((signed short int) var_1_4)) : (var_1_19 == ((signed short int) var_1_5)))) : 1)) && ((var_1_10 == var_1_34) ? (var_1_20 == ((unsigned char) (var_1_6 + var_1_5))) : 1)) && (var_1_21 == ((signed long int) (var_1_6 - ((((var_1_5) > (var_1_20)) ? (var_1_5) : (var_1_20))))))) && (((var_1_13 < (var_1_32 * var_1_12)) && var_1_16) ? (var_1_22 == ((unsigned char) (var_1_23 && var_1_24))) : 1)) && ((var_1_13 <= ((var_1_26 + 128.65) - ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (((var_1_13 / var_1_29) < var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : (var_1_25 == ((unsigned short int) (((((var_1_14 + var_1_20)) < (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))) ? ((var_1_14 + var_1_20)) : (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))))))) : (var_1_25 == ((unsigned short int) (var_1_30 - ((((var_1_20) > (128)) ? (var_1_20) : (128)))))))) && ((! var_1_24) ? (var_1_31 == ((unsigned long int) (var_1_34 + ((((var_1_20) < (var_1_6)) ? (var_1_20) : (var_1_6)))))) : 1)) && (((var_1_1 > var_1_30) && (var_1_28 == (var_1_27 + var_1_29))) ? (var_1_32 == ((double) ((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) : (((var_1_29 / var_1_33) <= (- (var_1_12 + 10.1))) ? (var_1_32 == ((double) var_1_26)) : (var_1_32 == ((double) var_1_26))))) && (var_1_34 == ((signed short int) var_1_1))) && (var_1_35 == ((signed char) var_1_10)) ; [L188] RET, EXPR property() [L188] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=3, var_1_14=3, var_1_15=1130, var_1_16=1, var_1_19=127, var_1_1=3, var_1_20=129, var_1_21=-127, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=129, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=3, var_1_35=3, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=1, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=3, var_1_14=3, var_1_15=1130, var_1_16=1, var_1_19=127, var_1_1=3, var_1_20=129, var_1_21=-127, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=129, var_1_26=2, var_1_30=32767, var_1_31=100000, var_1_32=2, var_1_34=3, var_1_35=3, var_1_4=130, var_1_5=127, var_1_6=2, var_1_7=1, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 1, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:58:43,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 208f44a9e9f2438986e071a7e09693363ee28f0f67d864c3fa3df50951cdc9e6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:58:45,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:58:46,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:58:46,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:58:46,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:58:46,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:58:46,174 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:58:46,174 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:58:46,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:58:46,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:58:46,181 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:58:46,182 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:58:46,182 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:58:46,184 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:58:46,184 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:58:46,185 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:58:46,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:58:46,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:58:46,187 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:58:46,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:58:46,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:58:46,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:58:46,190 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:58:46,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:58:46,191 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:58:46,191 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:58:46,191 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:58:46,192 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:58:46,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:58:46,193 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:58:46,194 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:58:46,194 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:58:46,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:58:46,195 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:58:46,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:46,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:58:46,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:58:46,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:58:46,197 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:58:46,198 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:58:46,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:58:46,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:58:46,199 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:58:46,199 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:58:46,199 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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 208f44a9e9f2438986e071a7e09693363ee28f0f67d864c3fa3df50951cdc9e6 [2023-11-24 23:58:46,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:58:46,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:58:46,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:58:46,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:58:46,646 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:58:46,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i [2023-11-24 23:58:49,730 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:58:50,063 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:58:50,064 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i [2023-11-24 23:58:50,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data/46cc25094/dd9dbfb8758548d8a02ff2be6dba7c60/FLAG3f46072e5 [2023-11-24 23:58:50,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/data/46cc25094/dd9dbfb8758548d8a02ff2be6dba7c60 [2023-11-24 23:58:50,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:58:50,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:58:50,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:50,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:58:50,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:58:50,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce9f292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50, skipping insertion in model container [2023-11-24 23:58:50,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,174 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:58:50,377 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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i[916,929] [2023-11-24 23:58:50,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:50,516 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:58:50,529 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_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-91.i[916,929] [2023-11-24 23:58:50,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:58:50,596 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:58:50,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50 WrapperNode [2023-11-24 23:58:50,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:58:50,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:50,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:58:50,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:58:50,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,659 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2023-11-24 23:58:50,660 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:58:50,661 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:58:50,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:58:50,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:58:50,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,698 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:58:50,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:58:50,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:58:50,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:58:50,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (1/1) ... [2023-11-24 23:58:50,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:58:50,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:58:50,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:58:50,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:58:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:58:50,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:58:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:58:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:58:50,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:58:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:58:51,005 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:58:51,007 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:59:07,760 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:59:07,815 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:59:07,815 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:59:07,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:07 BoogieIcfgContainer [2023-11-24 23:59:07,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:59:07,819 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:59:07,819 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:59:07,823 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:59:07,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:58:50" (1/3) ... [2023-11-24 23:59:07,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3026cb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:07, skipping insertion in model container [2023-11-24 23:59:07,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:58:50" (2/3) ... [2023-11-24 23:59:07,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3026cb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:59:07, skipping insertion in model container [2023-11-24 23:59:07,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:59:07" (3/3) ... [2023-11-24 23:59:07,827 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-91.i [2023-11-24 23:59:07,847 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:59:07,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:59:07,902 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:59:07,909 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;@2f7756cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:59:07,910 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:59:07,915 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:59:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-24 23:59:07,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:07,940 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:07,941 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:07,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:07,950 INFO L85 PathProgramCache]: Analyzing trace with hash -672222521, now seen corresponding path program 1 times [2023-11-24 23:59:07,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:07,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1986041826] [2023-11-24 23:59:07,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:07,969 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:07,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:07,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:08,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:59:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:09,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:59:09,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:09,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-11-24 23:59:09,883 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:59:09,884 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:09,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1986041826] [2023-11-24 23:59:09,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1986041826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:59:09,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:59:09,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:59:09,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888927361] [2023-11-24 23:59:09,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:59:09,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:59:09,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:09,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:59:09,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:09,935 INFO L87 Difference]: Start difference. First operand has 75 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:59:13,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:13,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:13,348 INFO L93 Difference]: Finished difference Result 149 states and 260 transitions. [2023-11-24 23:59:13,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:59:13,358 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-24 23:59:13,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:13,366 INFO L225 Difference]: With dead ends: 149 [2023-11-24 23:59:13,366 INFO L226 Difference]: Without dead ends: 73 [2023-11-24 23:59:13,370 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:59:13,374 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:13,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2023-11-24 23:59:13,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-24 23:59:13,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-24 23:59:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 46 states have (on average 1.3695652173913044) internal successors, (63), 46 states have internal predecessors, (63), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:59:13,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 113 transitions. [2023-11-24 23:59:13,429 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 113 transitions. Word has length 161 [2023-11-24 23:59:13,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:13,429 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 113 transitions. [2023-11-24 23:59:13,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:59:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2023-11-24 23:59:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-24 23:59:13,435 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:13,435 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:13,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:13,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:13,659 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:13,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:13,660 INFO L85 PathProgramCache]: Analyzing trace with hash -388789755, now seen corresponding path program 1 times [2023-11-24 23:59:13,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:13,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7501198] [2023-11-24 23:59:13,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:13,662 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:13,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:13,702 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:13,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:59:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:15,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:59:15,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:15,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-24 23:59:15,949 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:16,365 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:16,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [7501198] [2023-11-24 23:59:16,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [7501198] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:59:16,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1871643776] [2023-11-24 23:59:16,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:16,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:16,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:59:16,371 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:59:16,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:59:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:19,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:59:19,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-24 23:59:19,941 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:20,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1871643776] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:59:20,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930789246] [2023-11-24 23:59:20,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:20,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:59:20,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:59:20,078 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:59:20,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-24 23:59:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:21,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:59:21,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:22,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-24 23:59:22,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:22,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930789246] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:59:22,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-24 23:59:22,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-11-24 23:59:22,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090263116] [2023-11-24 23:59:22,378 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-24 23:59:22,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:59:22,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:59:22,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:59:22,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:59:22,382 INFO L87 Difference]: Start difference. First operand 73 states and 113 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:59:25,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:28,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:30,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:32,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:59:33,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:59:33,132 INFO L93 Difference]: Finished difference Result 151 states and 230 transitions. [2023-11-24 23:59:33,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:59:33,133 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-24 23:59:33,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:59:33,138 INFO L225 Difference]: With dead ends: 151 [2023-11-24 23:59:33,138 INFO L226 Difference]: Without dead ends: 79 [2023-11-24 23:59:33,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 547 GetRequests, 539 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-24 23:59:33,142 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 77 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-24 23:59:33,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 188 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 144 Invalid, 3 Unknown, 0 Unchecked, 10.4s Time] [2023-11-24 23:59:33,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-24 23:59:33,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2023-11-24 23:59:33,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-24 23:59:33,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 115 transitions. [2023-11-24 23:59:33,166 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 115 transitions. Word has length 161 [2023-11-24 23:59:33,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:59:33,167 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 115 transitions. [2023-11-24 23:59:33,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-24 23:59:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2023-11-24 23:59:33,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-24 23:59:33,170 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:59:33,170 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:59:33,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:33,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:33,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:59:33,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:33,772 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:59:33,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:59:33,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1983571550, now seen corresponding path program 1 times [2023-11-24 23:59:33,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:59:33,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1611862959] [2023-11-24 23:59:33,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:33,774 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:59:33,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:59:33,776 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:59:33,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-24 23:59:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:59:36,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:59:36,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:59:37,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-24 23:59:37,634 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:59:38,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-24 23:59:38,787 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:59:38,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1611862959] [2023-11-24 23:59:38,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1611862959] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:59:38,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [371146640] [2023-11-24 23:59:38,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:59:38,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:59:38,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:59:38,790 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:59:38,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eaaad6b-317f-4c04-ac1e-00a0514bc9af/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process