./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.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_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:43:43,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:43:43,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:43:43,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:43:43,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:43:43,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:43:43,144 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:43:43,144 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:43:43,145 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:43:43,146 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:43:43,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:43:43,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:43:43,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:43:43,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:43:43,150 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:43:43,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:43:43,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:43:43,151 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:43:43,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:43:43,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:43:43,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:43:43,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:43:43,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:43:43,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:43:43,155 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:43:43,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:43:43,156 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:43:43,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:43:43,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:43:43,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:43:43,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:43:43,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:43:43,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:43:43,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:43:43,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:43:43,161 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:43:43,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:43:43,161 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:43:43,162 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:43:43,162 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:43:43,163 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:43:43,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:43:43,164 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 [2023-11-26 11:43:43,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:43:43,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:43:43,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:43:43,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:43:43,533 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:43:43,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2023-11-26 11:43:46,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:43:47,028 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:43:47,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2023-11-26 11:43:47,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data/d3dbf9802/709563069dbb46708bc881ad0e1cbc95/FLAG1d3c4036c [2023-11-26 11:43:47,054 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data/d3dbf9802/709563069dbb46708bc881ad0e1cbc95 [2023-11-26 11:43:47,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:43:47,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:43:47,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:43:47,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:43:47,066 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:43:47,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11358dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47, skipping insertion in model container [2023-11-26 11:43:47,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:43:47,270 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_02e804a5-ce6e-43ec-a09f-ff469c08030a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2023-11-26 11:43:47,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:43:47,363 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:43:47,377 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_02e804a5-ce6e-43ec-a09f-ff469c08030a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2023-11-26 11:43:47,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:43:47,434 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:43:47,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47 WrapperNode [2023-11-26 11:43:47,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:43:47,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:43:47,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:43:47,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:43:47,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,536 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2023-11-26 11:43:47,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:43:47,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:43:47,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:43:47,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:43:47,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,555 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,586 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 11:43:47,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,587 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:43:47,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:43:47,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:43:47,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:43:47,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:43:47,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:47,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:43:47,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:43:47,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:43:47,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:43:47,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:43:47,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:43:47,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:43:47,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:43:47,924 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:43:47,933 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:43:48,502 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:43:48,575 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:43:48,575 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:43:48,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:43:48 BoogieIcfgContainer [2023-11-26 11:43:48,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:43:48,579 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:43:48,579 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:43:48,583 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:43:48,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:43:47" (1/3) ... [2023-11-26 11:43:48,584 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3abfa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:43:48, skipping insertion in model container [2023-11-26 11:43:48,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47" (2/3) ... [2023-11-26 11:43:48,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3abfa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:43:48, skipping insertion in model container [2023-11-26 11:43:48,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:43:48" (3/3) ... [2023-11-26 11:43:48,586 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2023-11-26 11:43:48,608 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:43:48,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:43:48,663 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:43:48,669 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=PETRI_NET, 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;@4f512628, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:43:48,670 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:43:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:43:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-26 11:43:48,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:48,693 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:48,694 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:43:48,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:48,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1856197234, now seen corresponding path program 1 times [2023-11-26 11:43:48,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:48,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699342511] [2023-11-26 11:43:48,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:48,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:49,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:49,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699342511] [2023-11-26 11:43:49,040 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:43:49,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1381430700] [2023-11-26 11:43:49,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:49,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:43:49,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:49,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:43:49,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:43:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:49,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:43:49,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:43:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2023-11-26 11:43:49,409 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:43:49,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1381430700] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:43:49,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:43:49,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:43:49,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100445373] [2023-11-26 11:43:49,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:43:49,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:43:49,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:49,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:43:49,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:43:49,474 INFO L87 Difference]: Start difference. First operand has 75 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-26 11:43:49,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:49,548 INFO L93 Difference]: Finished difference Result 147 states and 266 transitions. [2023-11-26 11:43:49,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:43:49,551 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 182 [2023-11-26 11:43:49,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:49,560 INFO L225 Difference]: With dead ends: 147 [2023-11-26 11:43:49,560 INFO L226 Difference]: Without dead ends: 73 [2023-11-26 11:43:49,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:43:49,569 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:49,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:43:49,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-26 11:43:49,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-26 11:43:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:43:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 113 transitions. [2023-11-26 11:43:49,648 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 113 transitions. Word has length 182 [2023-11-26 11:43:49,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:49,649 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 113 transitions. [2023-11-26 11:43:49,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-26 11:43:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2023-11-26 11:43:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-26 11:43:49,655 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:49,655 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:49,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:43:49,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 11:43:49,861 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:43:49,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:49,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1529732019, now seen corresponding path program 1 times [2023-11-26 11:43:49,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:49,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651244162] [2023-11-26 11:43:49,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:49,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:49,965 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:43:49,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [159050396] [2023-11-26 11:43:49,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:49,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:43:49,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:49,968 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:43:49,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:43:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 11:43:50,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:43:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 143 proven. 84 refuted. 0 times theorem prover too weak. 1513 trivial. 0 not checked. [2023-11-26 11:43:50,678 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:43:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-26 11:43:51,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651244162] [2023-11-26 11:43:51,046 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:43:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159050396] [2023-11-26 11:43:51,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159050396] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:43:51,047 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:43:51,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2023-11-26 11:43:51,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796057687] [2023-11-26 11:43:51,048 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:43:51,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-26 11:43:51,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:51,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-26 11:43:51,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-26 11:43:51,055 INFO L87 Difference]: Start difference. First operand 73 states and 113 transitions. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-26 11:43:51,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:51,976 INFO L93 Difference]: Finished difference Result 232 states and 349 transitions. [2023-11-26 11:43:51,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-26 11:43:51,977 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 183 [2023-11-26 11:43:51,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:51,984 INFO L225 Difference]: With dead ends: 232 [2023-11-26 11:43:51,985 INFO L226 Difference]: Without dead ends: 160 [2023-11-26 11:43:51,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 355 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2023-11-26 11:43:51,992 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 108 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:51,992 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 473 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-26 11:43:51,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-26 11:43:52,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 150. [2023-11-26 11:43:52,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 85 states have (on average 1.2470588235294118) internal successors, (106), 85 states have internal predecessors, (106), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-26 11:43:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 226 transitions. [2023-11-26 11:43:52,062 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 226 transitions. Word has length 183 [2023-11-26 11:43:52,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:52,069 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 226 transitions. [2023-11-26 11:43:52,069 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-26 11:43:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2023-11-26 11:43:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-26 11:43:52,082 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:52,083 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:52,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:43:52,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-26 11:43:52,298 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:43:52,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:52,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1529791601, now seen corresponding path program 1 times [2023-11-26 11:43:52,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:52,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136122357] [2023-11-26 11:43:52,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:52,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:52,383 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:43:52,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1804648935] [2023-11-26 11:43:52,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:52,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:43:52,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:52,393 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:43:52,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:43:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:52,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 11:43:52,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:43:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 143 proven. 84 refuted. 0 times theorem prover too weak. 1513 trivial. 0 not checked. [2023-11-26 11:43:53,001 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:43:53,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 3 proven. 84 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-26 11:43:53,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:53,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136122357] [2023-11-26 11:43:53,368 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:43:53,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1804648935] [2023-11-26 11:43:53,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1804648935] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:43:53,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:43:53,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2023-11-26 11:43:53,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127784343] [2023-11-26 11:43:53,369 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:43:53,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 11:43:53,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:53,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 11:43:53,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:43:53,374 INFO L87 Difference]: Start difference. First operand 150 states and 226 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-26 11:43:53,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:53,841 INFO L93 Difference]: Finished difference Result 238 states and 351 transitions. [2023-11-26 11:43:53,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-26 11:43:53,844 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 183 [2023-11-26 11:43:53,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:53,849 INFO L225 Difference]: With dead ends: 238 [2023-11-26 11:43:53,849 INFO L226 Difference]: Without dead ends: 85 [2023-11-26 11:43:53,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 356 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=273, Unknown=0, NotChecked=0, Total=420 [2023-11-26 11:43:53,855 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 149 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:53,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 132 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 11:43:53,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-26 11:43:53,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 79. [2023-11-26 11:43:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 45 states have (on average 1.1333333333333333) internal successors, (51), 45 states have internal predecessors, (51), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:43:53,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 111 transitions. [2023-11-26 11:43:53,896 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 111 transitions. Word has length 183 [2023-11-26 11:43:53,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:53,897 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 111 transitions. [2023-11-26 11:43:53,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 10 states have internal predecessors, (52), 2 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-26 11:43:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2023-11-26 11:43:53,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 11:43:53,902 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:53,902 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:53,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:43:54,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-26 11:43:54,111 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:43:54,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:54,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1182987610, now seen corresponding path program 1 times [2023-11-26 11:43:54,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:54,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65700794] [2023-11-26 11:43:54,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:54,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:54,176 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:43:54,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1600474650] [2023-11-26 11:43:54,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:54,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:43:54,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:54,183 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:43:54,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 11:43:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:54,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:43:54,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:43:54,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-26 11:43:54,374 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:43:54,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:54,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65700794] [2023-11-26 11:43:54,375 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:43:54,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600474650] [2023-11-26 11:43:54,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600474650] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:43:54,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:43:54,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:43:54,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658207180] [2023-11-26 11:43:54,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:43:54,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:43:54,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:54,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:43:54,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:43:54,378 INFO L87 Difference]: Start difference. First operand 79 states and 111 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-26 11:43:54,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:54,632 INFO L93 Difference]: Finished difference Result 239 states and 334 transitions. [2023-11-26 11:43:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 11:43:54,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 184 [2023-11-26 11:43:54,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:54,635 INFO L225 Difference]: With dead ends: 239 [2023-11-26 11:43:54,635 INFO L226 Difference]: Without dead ends: 161 [2023-11-26 11:43:54,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:43:54,637 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 107 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:54,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 403 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:43:54,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-26 11:43:54,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 154. [2023-11-26 11:43:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 87 states have (on average 1.103448275862069) internal successors, (96), 87 states have internal predecessors, (96), 60 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-26 11:43:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 216 transitions. [2023-11-26 11:43:54,667 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 216 transitions. Word has length 184 [2023-11-26 11:43:54,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:54,669 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 216 transitions. [2023-11-26 11:43:54,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-26 11:43:54,669 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 216 transitions. [2023-11-26 11:43:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 11:43:54,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:54,672 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:54,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:43:54,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:43:54,880 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:43:54,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:54,880 INFO L85 PathProgramCache]: Analyzing trace with hash 373640984, now seen corresponding path program 1 times [2023-11-26 11:43:54,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:54,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198967623] [2023-11-26 11:43:54,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:54,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:54,942 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:43:54,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [678142758] [2023-11-26 11:43:54,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:54,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:43:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:54,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:43:54,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 11:43:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:55,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-26 11:43:55,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:43:57,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 740 proven. 120 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2023-11-26 11:43:57,353 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:43:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 48 proven. 123 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2023-11-26 11:43:58,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:58,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198967623] [2023-11-26 11:43:58,410 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:43:58,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678142758] [2023-11-26 11:43:58,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678142758] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:43:58,416 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:43:58,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2023-11-26 11:43:58,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223869045] [2023-11-26 11:43:58,417 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:43:58,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-26 11:43:58,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:58,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-26 11:43:58,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2023-11-26 11:43:58,420 INFO L87 Difference]: Start difference. First operand 154 states and 216 transitions. Second operand has 20 states, 19 states have (on average 4.157894736842105) internal successors, (79), 18 states have internal predecessors, (79), 6 states have call successors, (60), 4 states have call predecessors, (60), 7 states have return successors, (60), 6 states have call predecessors, (60), 6 states have call successors, (60) [2023-11-26 11:44:01,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:01,441 INFO L93 Difference]: Finished difference Result 480 states and 649 transitions. [2023-11-26 11:44:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-26 11:44:01,442 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 4.157894736842105) internal successors, (79), 18 states have internal predecessors, (79), 6 states have call successors, (60), 4 states have call predecessors, (60), 7 states have return successors, (60), 6 states have call predecessors, (60), 6 states have call successors, (60) Word has length 184 [2023-11-26 11:44:01,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:44:01,446 INFO L225 Difference]: With dead ends: 480 [2023-11-26 11:44:01,447 INFO L226 Difference]: Without dead ends: 327 [2023-11-26 11:44:01,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=486, Invalid=1154, Unknown=0, NotChecked=0, Total=1640 [2023-11-26 11:44:01,449 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 652 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 514 mSolverCounterSat, 849 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 1363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 849 IncrementalHoareTripleChecker+Valid, 514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:44:01,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 351 Invalid, 1363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [849 Valid, 514 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-26 11:44:01,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2023-11-26 11:44:01,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 301. [2023-11-26 11:44:01,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 177 states have (on average 1.0903954802259888) internal successors, (193), 179 states have internal predecessors, (193), 106 states have call successors, (106), 17 states have call predecessors, (106), 17 states have return successors, (106), 104 states have call predecessors, (106), 106 states have call successors, (106) [2023-11-26 11:44:01,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 405 transitions. [2023-11-26 11:44:01,530 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 405 transitions. Word has length 184 [2023-11-26 11:44:01,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:44:01,531 INFO L495 AbstractCegarLoop]: Abstraction has 301 states and 405 transitions. [2023-11-26 11:44:01,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.157894736842105) internal successors, (79), 18 states have internal predecessors, (79), 6 states have call successors, (60), 4 states have call predecessors, (60), 7 states have return successors, (60), 6 states have call predecessors, (60), 6 states have call successors, (60) [2023-11-26 11:44:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 405 transitions. [2023-11-26 11:44:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-26 11:44:01,536 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:01,536 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:01,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:01,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:44:01,744 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:01,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:01,744 INFO L85 PathProgramCache]: Analyzing trace with hash -885153356, now seen corresponding path program 1 times [2023-11-26 11:44:01,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:01,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222378904] [2023-11-26 11:44:01,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:01,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:01,791 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:44:01,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [967514369] [2023-11-26 11:44:01,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:01,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:44:01,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:01,793 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:44:01,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 11:44:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:01,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:02,243 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:02,243 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:44:02,244 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:44:02,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:02,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:44:02,456 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-26 11:44:02,460 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:44:02,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:44:02 BoogieIcfgContainer [2023-11-26 11:44:02,674 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:44:02,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:44:02,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:44:02,675 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:44:02,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:43:48" (3/4) ... [2023-11-26 11:44:02,678 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:44:02,679 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:44:02,680 INFO L158 Benchmark]: Toolchain (without parser) took 15621.03ms. Allocated memory was 119.5MB in the beginning and 218.1MB in the end (delta: 98.6MB). Free memory was 78.0MB in the beginning and 171.8MB in the end (delta: -93.9MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-26 11:44:02,680 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:44:02,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.75ms. Allocated memory is still 119.5MB. Free memory was 78.0MB in the beginning and 63.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:44:02,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.46ms. Allocated memory is still 119.5MB. Free memory was 63.2MB in the beginning and 59.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:44:02,681 INFO L158 Benchmark]: Boogie Preprocessor took 103.92ms. Allocated memory is still 119.5MB. Free memory was 59.9MB in the beginning and 55.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:44:02,681 INFO L158 Benchmark]: RCFGBuilder took 933.50ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 55.3MB in the beginning and 99.2MB in the end (delta: -43.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-26 11:44:02,682 INFO L158 Benchmark]: TraceAbstraction took 14095.61ms. Allocated memory was 148.9MB in the beginning and 218.1MB in the end (delta: 69.2MB). Free memory was 98.0MB in the beginning and 172.9MB in the end (delta: -74.8MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. [2023-11-26 11:44:02,682 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 218.1MB. Free memory is still 171.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:44:02,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.75ms. Allocated memory is still 119.5MB. Free memory was 78.0MB in the beginning and 63.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.46ms. Allocated memory is still 119.5MB. Free memory was 63.2MB in the beginning and 59.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.92ms. Allocated memory is still 119.5MB. Free memory was 59.9MB in the beginning and 55.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 933.50ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 55.3MB in the beginning and 99.2MB in the end (delta: -43.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * TraceAbstraction took 14095.61ms. Allocated memory was 148.9MB in the beginning and 218.1MB in the end (delta: 69.2MB). Free memory was 98.0MB in the beginning and 172.9MB in the end (delta: -74.8MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 218.1MB. Free memory is still 171.8MB. 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 167, overapproximation of someBinaryArithmeticDOUBLEoperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] unsigned short int var_1_27 = 256; [L44] unsigned char var_1_28 = 0; [L45] unsigned short int var_1_29 = 39250; [L46] unsigned short int var_1_30 = 256; [L47] unsigned short int var_1_31 = 25; [L48] unsigned short int var_1_32 = 4; [L49] signed char var_1_33 = -8; [L50] signed char var_1_34 = -2; [L51] unsigned short int last_1_var_1_6 = 4; [L52] unsigned short int last_1_var_1_9 = 4; [L53] unsigned long int last_1_var_1_14 = 500; [L54] signed short int last_1_var_1_17 = 16; [L171] isInitial = 1 [L172] FCALL initially() [L173] COND TRUE 1 [L174] CALL updateLastVariables() [L161] last_1_var_1_6 = var_1_6 [L162] last_1_var_1_9 = var_1_9 [L163] last_1_var_1_14 = var_1_14 [L164] last_1_var_1_17 = var_1_17 [L174] RET updateLastVariables() [L175] CALL updateVariables() [L113] var_1_4 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_5=0, var_1_6=4, var_1_9=4] [L114] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_5=0, var_1_6=4, var_1_9=4] [L115] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L115] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L116] var_1_5 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_6=4, var_1_9=4] [L117] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_6=4, var_1_9=4] [L118] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L118] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L119] var_1_10 = __VERIFIER_nondet_ushort() [L120] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L120] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L121] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L121] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L122] var_1_12 = __VERIFIER_nondet_double() [L123] CALL assume_abort_if_not((var_1_12 >= 0.0F && 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_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L123] RET assume_abort_if_not((var_1_12 >= 0.0F && 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_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L124] var_1_13 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_13 >= 0.0F && 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_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L125] RET assume_abort_if_not((var_1_13 >= 0.0F && 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_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L126] var_1_15 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L127] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L128] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L129] var_1_16 = __VERIFIER_nondet_ulong() [L130] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L130] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L131] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L131] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L132] var_1_19 = __VERIFIER_nondet_short() [L133] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L133] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L134] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L135] var_1_20 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L137] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L138] var_1_21 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L139] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L140] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L141] var_1_22 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L142] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L143] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L144] var_1_24 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L145] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=0, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] var_1_28 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L148] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=39250, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] var_1_29 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=256, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] var_1_30 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=25, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] var_1_31 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=1, var_1_24=126, var_1_25=-500, var_1_26=-2, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] RET updateVariables() [L176] CALL step() [L58] var_1_23 = var_1_24 [L59] var_1_25 = var_1_23 [L60] var_1_26 = var_1_24 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=256, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L61] COND TRUE \read(var_1_28) [L62] var_1_27 = (((((var_1_29 - var_1_30)) < (var_1_31)) ? ((var_1_29 - var_1_30)) : (var_1_31))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=4, var_1_33=-8, var_1_34=-2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L64] var_1_32 = var_1_30 [L65] var_1_33 = var_1_24 [L66] var_1_34 = var_1_24 [L67] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L68] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L73] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L74] COND TRUE last_1_var_1_14 >= stepLocal_3 [L75] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L77] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L78] COND TRUE (- var_1_14) > var_1_6 [L79] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L84] unsigned char stepLocal_2 = var_1_4; [L85] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L86] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L89] COND TRUE stepLocal_1 >= var_1_6 [L90] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L95] unsigned char stepLocal_5 = var_1_1; [L96] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L97] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L104] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=65534, var_1_11=78/5, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L105] COND TRUE ! var_1_1 [L106] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=3221159920, stepLocal_2=0, stepLocal_3=4, stepLocal_4=0, stepLocal_5=0, var_1_10=65534, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L176] RET step() [L177] CALL, EXPR property() [L167-L168] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; [L177] RET, EXPR property() [L177] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=65534, var_1_14=3221159920, var_1_15=2147483647, var_1_16=3221225470, var_1_17=16, var_1_19=16383, var_1_1=0, var_1_20=16383, var_1_21=16383, var_1_22=-16383, var_1_23=126, var_1_24=126, var_1_25=126, var_1_26=126, var_1_27=65534, var_1_28=1, var_1_29=65534, var_1_30=0, var_1_31=65534, var_1_32=0, var_1_33=126, var_1_34=126, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.8s, OverallIterations: 6, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1020 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1016 mSDsluCounter, 1469 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 829 mSDsCounter, 1102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1280 IncrementalHoareTripleChecker+Invalid, 2382 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1102 mSolverCounterUnsat, 640 mSDtfsCounter, 1280 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1514 GetRequests, 1428 SyntacticMatches, 5 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 525 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=301occurred in iteration=5, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 49 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 1283 NumberOfCodeBlocks, 1283 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1458 ConstructedInterpolants, 0 QuantifiedInterpolants, 6684 SizeOfPredicates, 24 NumberOfNonLiveVariables, 2215 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 13341/13920 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 [2023-11-26 11:44:02,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:44:05,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:44:05,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:44:05,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:44:05,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:44:05,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:44:05,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:44:05,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:44:05,660 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:44:05,665 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:44:05,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:44:05,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:44:05,666 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:44:05,668 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:44:05,669 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:44:05,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:44:05,670 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:44:05,670 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:44:05,671 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:44:05,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:44:05,671 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:44:05,672 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:44:05,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:44:05,673 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:44:05,673 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:44:05,674 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:44:05,674 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:44:05,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:44:05,675 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:44:05,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:44:05,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:44:05,677 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:44:05,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:44:05,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:44:05,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:44:05,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:44:05,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:44:05,679 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:44:05,679 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:44:05,680 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:44:05,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:44:05,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:44:05,681 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:44:05,681 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:44:05,681 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:44:05,681 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41bee9a9aadf0e468b7f4cfab375e2e300bf35a028b98c01ecf3bf730c858df4 [2023-11-26 11:44:06,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:44:06,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:44:06,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:44:06,148 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:44:06,149 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:44:06,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2023-11-26 11:44:09,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:44:09,606 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:44:09,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2023-11-26 11:44:09,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data/c69f35595/9b555d87a3634546a5fe7d92a1862fd3/FLAGa84490574 [2023-11-26 11:44:09,639 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/data/c69f35595/9b555d87a3634546a5fe7d92a1862fd3 [2023-11-26 11:44:09,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:44:09,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:44:09,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:09,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:44:09,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:44:09,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:09" (1/1) ... [2023-11-26 11:44:09,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6de889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:09, skipping insertion in model container [2023-11-26 11:44:09,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:09" (1/1) ... [2023-11-26 11:44:09,709 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:44:09,906 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_02e804a5-ce6e-43ec-a09f-ff469c08030a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2023-11-26 11:44:10,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:10,050 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:44:10,071 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_02e804a5-ce6e-43ec-a09f-ff469c08030a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-4.i[914,927] [2023-11-26 11:44:10,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:10,137 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:44:10,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10 WrapperNode [2023-11-26 11:44:10,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:10,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:10,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:44:10,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:44:10,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,163 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,197 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-26 11:44:10,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:10,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:44:10,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:44:10,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:44:10,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,219 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,235 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 11:44:10,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:44:10,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:44:10,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:44:10,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:44:10,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (1/1) ... [2023-11-26 11:44:10,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:44:10,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:10,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:10,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:44:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:44:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:44:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:44:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:44:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:44:10,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:44:10,563 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:44:10,566 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:44:11,784 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:44:11,837 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:44:11,838 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:44:11,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:11 BoogieIcfgContainer [2023-11-26 11:44:11,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:44:11,841 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:44:11,841 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:44:11,844 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:44:11,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:44:09" (1/3) ... [2023-11-26 11:44:11,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384cf8b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:44:11, skipping insertion in model container [2023-11-26 11:44:11,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:10" (2/3) ... [2023-11-26 11:44:11,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384cf8b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:44:11, skipping insertion in model container [2023-11-26 11:44:11,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:11" (3/3) ... [2023-11-26 11:44:11,848 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-4.i [2023-11-26 11:44:11,868 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:44:11,868 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:44:11,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:44:11,929 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=PETRI_NET, 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;@3b0ba4f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:44:11,929 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:44:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:44:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-26 11:44:11,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:11,952 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:11,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:11,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:11,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1856197234, now seen corresponding path program 1 times [2023-11-26 11:44:11,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:44:11,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [438642905] [2023-11-26 11:44:11,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:11,980 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 [2023-11-26 11:44:11,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:44:11,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:44:11,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:12,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:44:12,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 850 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2023-11-26 11:44:12,508 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:44:12,524 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:44:12,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [438642905] [2023-11-26 11:44:12,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [438642905] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:44:12,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:44:12,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:44:12,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287677287] [2023-11-26 11:44:12,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:44:12,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:44:12,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:44:12,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:44:12,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:44:12,583 INFO L87 Difference]: Start difference. First operand has 75 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-26 11:44:12,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:12,949 INFO L93 Difference]: Finished difference Result 147 states and 266 transitions. [2023-11-26 11:44:12,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:44:12,962 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 182 [2023-11-26 11:44:12,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:44:12,969 INFO L225 Difference]: With dead ends: 147 [2023-11-26 11:44:12,969 INFO L226 Difference]: Without dead ends: 73 [2023-11-26 11:44:12,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:44:12,977 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:44:12,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 11:44:12,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-26 11:44:13,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-26 11:44:13,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:44:13,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 113 transitions. [2023-11-26 11:44:13,033 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 113 transitions. Word has length 182 [2023-11-26 11:44:13,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:44:13,033 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 113 transitions. [2023-11-26 11:44:13,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-26 11:44:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2023-11-26 11:44:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-26 11:44:13,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:13,040 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:13,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:13,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:13,248 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:13,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:13,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1529732019, now seen corresponding path program 1 times [2023-11-26 11:44:13,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:44:13,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1287762738] [2023-11-26 11:44:13,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:13,251 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 [2023-11-26 11:44:13,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:44:13,253 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:44:13,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:13,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 11:44:13,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 279 proven. 159 refuted. 0 times theorem prover too weak. 1302 trivial. 0 not checked. [2023-11-26 11:44:15,142 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:44:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 9 proven. 162 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2023-11-26 11:44:15,965 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:44:15,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1287762738] [2023-11-26 11:44:15,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1287762738] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:44:15,965 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:44:15,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2023-11-26 11:44:15,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476528513] [2023-11-26 11:44:15,966 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:44:15,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 11:44:15,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:44:15,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 11:44:15,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:44:15,973 INFO L87 Difference]: Start difference. First operand 73 states and 113 transitions. Second operand has 14 states, 14 states have (on average 3.857142857142857) internal successors, (54), 14 states have internal predecessors, (54), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2023-11-26 11:44:17,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:17,974 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2023-11-26 11:44:17,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-26 11:44:17,976 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.857142857142857) internal successors, (54), 14 states have internal predecessors, (54), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 183 [2023-11-26 11:44:17,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:44:17,979 INFO L225 Difference]: With dead ends: 170 [2023-11-26 11:44:17,980 INFO L226 Difference]: Without dead ends: 98 [2023-11-26 11:44:17,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 351 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2023-11-26 11:44:17,983 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 65 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-26 11:44:17,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 227 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-26 11:44:17,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-26 11:44:18,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 85. [2023-11-26 11:44:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 51 states have (on average 1.1568627450980393) internal successors, (59), 51 states have internal predecessors, (59), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-26 11:44:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2023-11-26 11:44:18,007 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 183 [2023-11-26 11:44:18,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:44:18,008 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2023-11-26 11:44:18,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.857142857142857) internal successors, (54), 14 states have internal predecessors, (54), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2023-11-26 11:44:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2023-11-26 11:44:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 11:44:18,014 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:18,014 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:18,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:18,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:18,228 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:18,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:18,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1182987610, now seen corresponding path program 1 times [2023-11-26 11:44:18,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:44:18,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1564656878] [2023-11-26 11:44:18,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:18,230 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 [2023-11-26 11:44:18,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:44:18,232 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:44:18,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-26 11:44:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:18,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:44:18,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-26 11:44:19,063 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:44:19,063 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:44:19,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1564656878] [2023-11-26 11:44:19,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1564656878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:44:19,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:44:19,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:44:19,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626983729] [2023-11-26 11:44:19,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:44:19,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:44:19,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:44:19,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:44:19,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:44:19,078 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-26 11:44:20,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:20,215 INFO L93 Difference]: Finished difference Result 251 states and 350 transitions. [2023-11-26 11:44:20,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:44:20,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 184 [2023-11-26 11:44:20,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:44:20,220 INFO L225 Difference]: With dead ends: 251 [2023-11-26 11:44:20,220 INFO L226 Difference]: Without dead ends: 167 [2023-11-26 11:44:20,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:44:20,223 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 137 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:44:20,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 281 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-26 11:44:20,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-11-26 11:44:20,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 160. [2023-11-26 11:44:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 93 states have (on average 1.118279569892473) internal successors, (104), 93 states have internal predecessors, (104), 60 states have call successors, (60), 6 states have call predecessors, (60), 6 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-26 11:44:20,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 224 transitions. [2023-11-26 11:44:20,264 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 224 transitions. Word has length 184 [2023-11-26 11:44:20,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:44:20,265 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 224 transitions. [2023-11-26 11:44:20,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-26 11:44:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 224 transitions. [2023-11-26 11:44:20,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-26 11:44:20,269 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:20,270 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:20,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:20,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:20,477 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:20,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:20,478 INFO L85 PathProgramCache]: Analyzing trace with hash 373640984, now seen corresponding path program 1 times [2023-11-26 11:44:20,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:44:20,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1555511613] [2023-11-26 11:44:20,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:20,479 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 [2023-11-26 11:44:20,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:44:20,482 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:44:20,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-26 11:44:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:20,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:44:20,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:22,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 717 proven. 63 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-26 11:44:22,856 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:44:23,237 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:44:23,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1555511613] [2023-11-26 11:44:23,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1555511613] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:44:23,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [825101422] [2023-11-26 11:44:23,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:23,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 11:44:23,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 11:44:23,241 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 11:44:23,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e804a5-ce6e-43ec-a09f-ff469c08030a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-26 11:44:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:24,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 11:44:24,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 818 proven. 117 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2023-11-26 11:44:26,215 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:44:26,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [825101422] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:44:26,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:44:26,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2023-11-26 11:44:26,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108127028] [2023-11-26 11:44:26,782 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:44:26,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-26 11:44:26,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:44:26,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-26 11:44:26,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2023-11-26 11:44:26,785 INFO L87 Difference]: Start difference. First operand 160 states and 224 transitions. Second operand has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 5 states have call successors, (60), 5 states have call predecessors, (60), 8 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60)