./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:42:05,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:42:05,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:42:05,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:42:05,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:42:05,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:42:05,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:42:05,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:42:05,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:42:05,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:42:05,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:42:05,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:42:05,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:42:05,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:42:05,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:42:05,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:42:05,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:42:05,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:42:05,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:42:05,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:42:05,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:42:05,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:42:05,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:42:05,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:42:05,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:42:06,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:42:06,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:42:06,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:42:06,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:42:06,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:42:06,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:42:06,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:42:06,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:42:06,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:42:06,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:42:06,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:42:06,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:42:06,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:42:06,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:42:06,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:42:06,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:42:06,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:42:06,059 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:42:06,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:42:06,062 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:42:06,062 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:42:06,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:42:06,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:42:06,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:42:06,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:42:06,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:42:06,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:42:06,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:42:06,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:42:06,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:42:06,086 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:42:06,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:42:06,087 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:42:06,087 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:42:06,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:42:06,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:42:06,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:42:06,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:42:06,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:42:06,089 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:42:06,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:42:06,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:42:06,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb [2022-11-21 23:42:06,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:42:06,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:42:06,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:42:06,415 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:42:06,416 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:42:06,417 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-21 23:42:09,608 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:42:09,927 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:42:09,927 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-21 23:42:09,953 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data/b541b18b1/62f988bb1c544503838cae8664a66311/FLAGd531e1341 [2022-11-21 23:42:09,968 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data/b541b18b1/62f988bb1c544503838cae8664a66311 [2022-11-21 23:42:09,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:42:09,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:42:09,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:42:09,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:42:09,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:42:09,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:42:09" (1/1) ... [2022-11-21 23:42:09,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1feed2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:09, skipping insertion in model container [2022-11-21 23:42:09,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:42:09" (1/1) ... [2022-11-21 23:42:09,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:42:10,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:42:10,216 WARN L237 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_0a182562-6c6c-4dbf-9e11-20a43a6e5969/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 23:42:10,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:10,644 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:42:10,657 WARN L237 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_0a182562-6c6c-4dbf-9e11-20a43a6e5969/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 23:42:10,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:42:10,816 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:42:10,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10 WrapperNode [2022-11-21 23:42:10,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:42:10,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:42:10,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:42:10,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:42:10,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:10,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,054 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-21 23:42:11,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:42:11,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:42:11,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:42:11,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:42:11,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:42:11,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:42:11,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:42:11,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:42:11,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:42:10" (1/1) ... [2022-11-21 23:42:11,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:42:11,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:42:11,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:42:11,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:42:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:42:11,295 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:42:11,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:42:11,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:42:11,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:42:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:42:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:42:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:42:11,691 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:42:11,693 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:42:14,458 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:42:14,762 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:42:14,762 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-21 23:42:14,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:42:14 BoogieIcfgContainer [2022-11-21 23:42:14,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:42:14,766 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:42:14,767 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:42:14,776 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:42:14,776 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:42:14" (1/1) ... [2022-11-21 23:42:14,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:42:14,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:14,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-21 23:42:14,858 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-21 23:42:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:42:14,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:42:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:15,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-11-21 23:42:15,992 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-11-21 23:42:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:42:15,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:15,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:42:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-11-21 23:42:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-11-21 23:42:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:42:16,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:16,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:42:17,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2022-11-21 23:42:17,349 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2022-11-21 23:42:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:42:17,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:17,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:18,023 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:42:18,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:18,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2022-11-21 23:42:18,103 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2022-11-21 23:42:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:42:18,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:18,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 23:42:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-21 23:42:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-21 23:42:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:42:18,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:18,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:19,435 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 23:42:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:19,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2022-11-21 23:42:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2022-11-21 23:42:19,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:42:19,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:19,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:19,977 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:42:20,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:20,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2022-11-21 23:42:20,043 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2022-11-21 23:42:20,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:42:20,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:20,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:20,665 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:42:20,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-11-21 23:42:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-11-21 23:42:20,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:42:20,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:20,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:21,347 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:42:21,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:21,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-21 23:42:21,468 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-21 23:42:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:42:21,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:21,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:22,135 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 23:42:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2022-11-21 23:42:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2022-11-21 23:42:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:42:22,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:22,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-21 23:42:28,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:28,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2022-11-21 23:42:28,665 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-21 23:42:28,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 23:42:28,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:28,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 23:42:32,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 23:42:32,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2022-11-21 23:42:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2022-11-21 23:42:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-21 23:42:32,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:32,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:32,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:33,793 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 23:42:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2022-11-21 23:42:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-21 23:42:34,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 23:42:34,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:34,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:35,316 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-21 23:42:35,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2022-11-21 23:42:35,432 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-11-21 23:42:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-21 23:42:35,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:35,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-21 23:42:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2022-11-21 23:42:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-21 23:42:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 23:42:37,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:37,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-21 23:42:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2022-11-21 23:42:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-21 23:42:38,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 23:42:38,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:38,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:38,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-21 23:42:39,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:39,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2022-11-21 23:42:39,842 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-21 23:42:39,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 23:42:39,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:39,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-21 23:42:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:41,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2022-11-21 23:42:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2022-11-21 23:42:41,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 23:42:41,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:41,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:42,165 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-21 23:42:42,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:42,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2022-11-21 23:42:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-21 23:42:42,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 23:42:42,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:42,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-21 23:42:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:44,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2022-11-21 23:42:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2022-11-21 23:42:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-21 23:42:44,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:44,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-21 23:42:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2022-11-21 23:42:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-11-21 23:42:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-21 23:42:45,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:45,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 23:42:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2022-11-21 23:42:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2022-11-21 23:42:47,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-21 23:42:47,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 23:42:48,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2022-11-21 23:42:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-11-21 23:42:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 23:42:48,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:48,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 23:42:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:51,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2022-11-21 23:42:51,241 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2022-11-21 23:42:51,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 23:42:51,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:51,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 23:42:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-11-21 23:42:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-11-21 23:42:52,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-21 23:42:52,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:52,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 23:42:54,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:54,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2022-11-21 23:42:54,053 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2022-11-21 23:42:54,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 23:42:54,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:54,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 23:42:55,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:55,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2022-11-21 23:42:55,546 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2022-11-21 23:42:55,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 23:42:55,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:55,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:56,626 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 23:42:56,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:56,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-11-21 23:42:56,943 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-11-21 23:42:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-21 23:42:56,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:56,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 23:42:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-11-21 23:42:58,622 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-11-21 23:42:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 23:42:58,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:58,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:42:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 23:42:59,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:42:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-11-21 23:42:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-11-21 23:42:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-21 23:42:59,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:42:59,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:42:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 23:43:00,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:00,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-21 23:43:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-21 23:43:00,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-21 23:43:00,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:00,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 23:43:02,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:02,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-21 23:43:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-21 23:43:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-21 23:43:02,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:02,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 23:43:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2022-11-21 23:43:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2022-11-21 23:43:03,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-21 23:43:03,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:03,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:04,428 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 23:43:04,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:04,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2022-11-21 23:43:04,565 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-21 23:43:04,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-21 23:43:04,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:04,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 23:43:05,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-21 23:43:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-21 23:43:05,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-21 23:43:05,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:05,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:07,042 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 23:43:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2022-11-21 23:43:07,383 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2022-11-21 23:43:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-21 23:43:07,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:07,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 23:43:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2022-11-21 23:43:09,050 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-11-21 23:43:09,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 23:43:09,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:09,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 23:43:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2022-11-21 23:43:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2022-11-21 23:43:09,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-21 23:43:09,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:09,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 23:43:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2022-11-21 23:43:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2022-11-21 23:43:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-21 23:43:11,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:11,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 23:43:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:12,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2022-11-21 23:43:12,685 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2022-11-21 23:43:12,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-21 23:43:12,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:12,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 23:43:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:14,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2022-11-21 23:43:14,261 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2022-11-21 23:43:14,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 23:43:14,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:14,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 23:43:15,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2022-11-21 23:43:15,344 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2022-11-21 23:43:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-21 23:43:15,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:15,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:16,264 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 23:43:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:16,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2022-11-21 23:43:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2022-11-21 23:43:16,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-21 23:43:16,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:16,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 23:43:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2022-11-21 23:43:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-21 23:43:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 23:43:18,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:18,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 23:43:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2022-11-21 23:43:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-11-21 23:43:20,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-21 23:43:20,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:20,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 23:43:21,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:21,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2022-11-21 23:43:21,427 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-21 23:43:21,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-21 23:43:21,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:21,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:22,688 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 23:43:23,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:23,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-21 23:43:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-21 23:43:23,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 23:43:23,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:23,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 23:43:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2022-11-21 23:43:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2022-11-21 23:43:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-21 23:43:24,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:24,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 23:43:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:26,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2022-11-21 23:43:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2022-11-21 23:43:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 23:43:26,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:26,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-21 23:43:27,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2022-11-21 23:43:27,750 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2022-11-21 23:43:27,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-21 23:43:27,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:27,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-21 23:43:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2022-11-21 23:43:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2022-11-21 23:43:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-21 23:43:29,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:29,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:29,918 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 23:43:30,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2022-11-21 23:43:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-11-21 23:43:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 23:43:30,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:30,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 23:43:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2022-11-21 23:43:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-11-21 23:43:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 23:43:31,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 23:43:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2022-11-21 23:43:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-11-21 23:43:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-21 23:43:33,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:33,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 23:43:35,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-11-21 23:43:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-11-21 23:43:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 23:43:35,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:35,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 23:43:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2022-11-21 23:43:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2022-11-21 23:43:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-21 23:43:36,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:36,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:37,122 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 23:43:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-11-21 23:43:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-11-21 23:43:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-21 23:43:37,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:37,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:38,910 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 23:43:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:39,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2022-11-21 23:43:39,436 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2022-11-21 23:43:39,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-21 23:43:39,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:39,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:40,748 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 23:43:41,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:41,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2022-11-21 23:43:41,252 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2022-11-21 23:43:41,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-21 23:43:41,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:41,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:45:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:45:26,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:47:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:47:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:47:13,160 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:47:13,163 INFO L158 Benchmark]: Toolchain (without parser) took 303191.23ms. Allocated memory was 155.2MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 109.2MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 788.6MB. Max. memory is 16.1GB. [2022-11-21 23:47:13,164 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 155.2MB. Free memory is still 125.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:47:13,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 844.38ms. Allocated memory is still 155.2MB. Free memory was 109.2MB in the beginning and 64.9MB in the end (delta: 44.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-21 23:47:13,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.86ms. Allocated memory is still 155.2MB. Free memory was 64.9MB in the beginning and 111.8MB in the end (delta: -46.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2022-11-21 23:47:13,165 INFO L158 Benchmark]: Boogie Preprocessor took 147.38ms. Allocated memory is still 155.2MB. Free memory was 111.8MB in the beginning and 103.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:47:13,166 INFO L158 Benchmark]: RCFGBuilder took 3560.13ms. Allocated memory was 155.2MB in the beginning and 281.0MB in the end (delta: 125.8MB). Free memory was 103.5MB in the beginning and 229.0MB in the end (delta: -125.5MB). Peak memory consumption was 150.3MB. Max. memory is 16.1GB. [2022-11-21 23:47:13,167 INFO L158 Benchmark]: CodeCheck took 298396.11ms. Allocated memory was 281.0MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 229.0MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 779.7MB. Max. memory is 16.1GB. [2022-11-21 23:47:13,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 155.2MB. Free memory is still 125.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 844.38ms. Allocated memory is still 155.2MB. Free memory was 109.2MB in the beginning and 64.9MB in the end (delta: 44.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.86ms. Allocated memory is still 155.2MB. Free memory was 64.9MB in the beginning and 111.8MB in the end (delta: -46.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.38ms. Allocated memory is still 155.2MB. Free memory was 111.8MB in the beginning and 103.5MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3560.13ms. Allocated memory was 155.2MB in the beginning and 281.0MB in the end (delta: 125.8MB). Free memory was 103.5MB in the beginning and 229.0MB in the end (delta: -125.5MB). Peak memory consumption was 150.3MB. Max. memory is 16.1GB. * CodeCheck took 298396.11ms. Allocated memory was 281.0MB in the beginning and 3.5GB in the end (delta: 3.2GB). Free memory was 229.0MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 779.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:47:13,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:47:15,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:47:15,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:47:15,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:47:15,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:47:15,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:47:15,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:47:15,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:47:15,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:47:15,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:47:15,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:47:15,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:47:15,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:47:15,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:47:15,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:47:15,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:47:15,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:47:15,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:47:15,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:47:15,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:47:15,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:47:15,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:47:15,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:47:15,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:47:15,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:47:15,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:47:15,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:47:15,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:47:15,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:47:15,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:47:15,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:47:15,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:47:15,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:47:15,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:47:15,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:47:15,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:47:15,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:47:15,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:47:15,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:47:15,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:47:15,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:47:15,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:47:15,920 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:47:15,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:47:15,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:47:15,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:47:15,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:47:15,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:47:15,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:47:15,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:47:15,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:47:15,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:47:15,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:47:15,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:47:15,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:47:15,926 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:47:15,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:47:15,926 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:47:15,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:47:15,927 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:47:15,927 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:47:15,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:47:15,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:15,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:47:15,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:47:15,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:47:15,929 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:47:15,930 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:47:15,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:47:15,930 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:47:15,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:47:15,931 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb [2022-11-21 23:47:16,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:47:16,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:47:16,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:47:16,369 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:47:16,371 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:47:16,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-21 23:47:19,576 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:47:19,959 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:47:19,960 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-21 23:47:19,979 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data/224d978ee/fff73bdaa2f14540ab8885ca5feaa31e/FLAG8ea709caf [2022-11-21 23:47:19,993 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/data/224d978ee/fff73bdaa2f14540ab8885ca5feaa31e [2022-11-21 23:47:19,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:47:20,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:47:20,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:20,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:47:20,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:47:20,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:19" (1/1) ... [2022-11-21 23:47:20,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@171afc8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20, skipping insertion in model container [2022-11-21 23:47:20,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:19" (1/1) ... [2022-11-21 23:47:20,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:47:20,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:47:20,219 WARN L237 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_0a182562-6c6c-4dbf-9e11-20a43a6e5969/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 23:47:20,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:20,625 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:47:20,635 WARN L237 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_0a182562-6c6c-4dbf-9e11-20a43a6e5969/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 23:47:20,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:20,825 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:47:20,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20 WrapperNode [2022-11-21 23:47:20,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:20,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:20,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:47:20,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:47:20,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:20,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:20,969 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-21 23:47:20,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:20,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:47:20,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:47:20,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:47:21,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,065 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:47:21,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:47:21,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:47:21,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:47:21,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:20" (1/1) ... [2022-11-21 23:47:21,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:21,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:47:21,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:47:21,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:47:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-21 23:47:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:47:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:47:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:47:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:47:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:47:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-21 23:47:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:47:21,655 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:47:21,658 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:47:23,116 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:47:23,368 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:47:23,368 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-21 23:47:23,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:23 BoogieIcfgContainer [2022-11-21 23:47:23,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:47:23,373 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:47:23,373 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:47:23,383 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:47:23,384 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:23" (1/1) ... [2022-11-21 23:47:23,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:47:23,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:47:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-21 23:47:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-21 23:47:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:47:23,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:47:23,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:47:23,517 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:47:23,524 INFO L158 Benchmark]: Toolchain (without parser) took 3523.00ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 53.1MB in the beginning and 61.5MB in the end (delta: -8.4MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2022-11-21 23:47:23,524 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:47:23,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.77ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 52.8MB in the beginning and 50.4MB in the end (delta: 2.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-21 23:47:23,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.48ms. Allocated memory is still 94.4MB. Free memory was 50.4MB in the beginning and 40.4MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:47:23,527 INFO L158 Benchmark]: Boogie Preprocessor took 114.60ms. Allocated memory is still 94.4MB. Free memory was 40.4MB in the beginning and 57.1MB in the end (delta: -16.7MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2022-11-21 23:47:23,528 INFO L158 Benchmark]: RCFGBuilder took 2286.06ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 56.7MB in the beginning and 68.5MB in the end (delta: -11.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-11-21 23:47:23,529 INFO L158 Benchmark]: CodeCheck took 149.56ms. Allocated memory is still 119.5MB. Free memory was 67.8MB in the beginning and 61.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:47:23,538 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.77ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 52.8MB in the beginning and 50.4MB in the end (delta: 2.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.48ms. Allocated memory is still 94.4MB. Free memory was 50.4MB in the beginning and 40.4MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.60ms. Allocated memory is still 94.4MB. Free memory was 40.4MB in the beginning and 57.1MB in the end (delta: -16.7MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2286.06ms. Allocated memory was 94.4MB in the beginning and 119.5MB in the end (delta: 25.2MB). Free memory was 56.7MB in the beginning and 68.5MB in the end (delta: -11.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * CodeCheck took 149.56ms. Allocated memory is still 119.5MB. Free memory was 67.8MB in the beginning and 61.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:47:23,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a182562-6c6c-4dbf-9e11-20a43a6e5969/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared