./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ --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 e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 --- 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-6b4ec56 [2022-11-20 17:08:35,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:08:35,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:08:35,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:08:35,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:08:35,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:08:35,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:08:35,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:08:35,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:08:35,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:08:35,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:08:35,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:08:35,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:08:35,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:08:35,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:08:35,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:08:35,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:08:35,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:08:35,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:08:35,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:08:35,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:08:35,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:08:35,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:08:35,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:08:35,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:08:35,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:08:35,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:08:35,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:08:35,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:08:35,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:08:35,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:08:35,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:08:35,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:08:35,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:08:35,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:08:35,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:08:35,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:08:35,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:08:35,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:08:35,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:08:35,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:08:35,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:08:35,488 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:08:35,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:08:35,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:08:35,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:08:35,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:08:35,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:08:35,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:08:35,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:08:35,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:08:35,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:08:35,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:08:35,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:08:35,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:08:35,492 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:08:35,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:08:35,493 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:08:35,493 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:08:35,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:08:35,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:35,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:08:35,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:08:35,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:08:35,494 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:08:35,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:08:35,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:08:35,495 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 [2022-11-20 17:08:35,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:08:35,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:08:35,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:08:35,843 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:08:35,844 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:08:35,845 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-20 17:08:39,080 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:08:39,492 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:08:39,494 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-20 17:08:39,511 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data/c1681722e/ad6260484ce248efb8f0c71925f54016/FLAGf80d3e562 [2022-11-20 17:08:39,530 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data/c1681722e/ad6260484ce248efb8f0c71925f54016 [2022-11-20 17:08:39,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:08:39,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:08:39,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:39,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:08:39,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:08:39,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f66707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39, skipping insertion in model container [2022-11-20 17:08:39,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:08:39,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:39,834 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:08:40,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:40,250 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:08:40,263 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:08:40,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:40,464 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:08:40,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40 WrapperNode [2022-11-20 17:08:40,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:40,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:40,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:08:40,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:08:40,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,625 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-20 17:08:40,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:40,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:08:40,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:08:40,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:08:40,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,771 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:08:40,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:08:40,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:08:40,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:08:40,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:40,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:08:40,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:08:40,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:08:40,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:08:40,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:08:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:08:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:08:40,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:08:40,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:08:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:08:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:08:41,305 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:08:41,307 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:08:44,105 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:08:44,386 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:08:44,386 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-20 17:08:44,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:44 BoogieIcfgContainer [2022-11-20 17:08:44,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:08:44,390 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:08:44,390 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:08:44,399 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:08:44,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:44" (1/1) ... [2022-11-20 17:08:44,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:08:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:44,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-20 17:08:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-20 17:08:44,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:08:44,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:44,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:08:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-11-20 17:08:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-11-20 17:08:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:08:45,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:45,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:08:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:46,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-11-20 17:08:46,315 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-11-20 17:08:46,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:08:46,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:46,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:08:47,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:47,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2022-11-20 17:08:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2022-11-20 17:08:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:08:47,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:47,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:08:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2022-11-20 17:08:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2022-11-20 17:08:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:08:47,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:47,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:08:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:48,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-20 17:08:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-20 17:08:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:08:48,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:48,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:08:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2022-11-20 17:08:49,044 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2022-11-20 17:08:49,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:08:49,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:49,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:08:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2022-11-20 17:08:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2022-11-20 17:08:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:08:49,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:49,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:50,155 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:08:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-11-20 17:08:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-11-20 17:08:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:08:50,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:50,832 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:08:50,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:50,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-20 17:08:50,954 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-20 17:08:50,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:08:50,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:50,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:51,535 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:08:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:51,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2022-11-20 17:08:51,660 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2022-11-20 17:08:51,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:08:51,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:51,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-20 17:08:57,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2022-11-20 17:08:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-20 17:08:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:08:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:57,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 17:09:00,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 17:09:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2022-11-20 17:09:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2022-11-20 17:09:00,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:09:00,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:00,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 17:09:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:02,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2022-11-20 17:09:02,077 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-20 17:09:02,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:09:02,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:02,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-20 17:09:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2022-11-20 17:09:03,398 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-11-20 17:09:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:09:03,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:03,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:04,586 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-20 17:09:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:04,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2022-11-20 17:09:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-20 17:09:04,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:09:04,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:04,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 17:09:06,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2022-11-20 17:09:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-20 17:09:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:09:06,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:06,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 17:09:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:07,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2022-11-20 17:09:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-20 17:09:07,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:09:07,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:07,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-20 17:09:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2022-11-20 17:09:08,893 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2022-11-20 17:09:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:09:08,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:08,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-20 17:09:10,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2022-11-20 17:09:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-20 17:09:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:09:10,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:10,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-20 17:09:11,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:11,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2022-11-20 17:09:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2022-11-20 17:09:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:09:11,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:11,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-20 17:09:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2022-11-20 17:09:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-11-20 17:09:13,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 17:09:13,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:13,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:09:14,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2022-11-20 17:09:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2022-11-20 17:09:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:09:14,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:14,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:09:18,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 17:09:18,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:18,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2022-11-20 17:09:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-11-20 17:09:18,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:09:18,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:18,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:09:19,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:19,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2022-11-20 17:09:19,757 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2022-11-20 17:09:19,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:09:19,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:19,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:09:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:21,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-11-20 17:09:21,320 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-11-20 17:09:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:09:21,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:21,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:09:23,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 17:09:23,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2022-11-20 17:09:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2022-11-20 17:09:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:09:23,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:23,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:09:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:24,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2022-11-20 17:09:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2022-11-20 17:09:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:09:24,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:24,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:26,054 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:09:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-11-20 17:09:26,383 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-11-20 17:09:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:09:26,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:26,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:09:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-11-20 17:09:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-11-20 17:09:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:09:27,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:27,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:28,691 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:09:28,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-11-20 17:09:28,814 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-11-20 17:09:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:09:28,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:28,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:09:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:30,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-20 17:09:30,015 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-20 17:09:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:09:30,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:30,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:31,046 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:09:31,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:31,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-20 17:09:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-20 17:09:31,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:09:31,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:31,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:09:32,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:32,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2022-11-20 17:09:32,826 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2022-11-20 17:09:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:09:32,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:32,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:09:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:33,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2022-11-20 17:09:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-20 17:09:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:09:33,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:33,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:34,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:09:35,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-20 17:09:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-20 17:09:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:09:35,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:35,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:09:36,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:36,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2022-11-20 17:09:36,536 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2022-11-20 17:09:36,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:09:36,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:36,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:37,735 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:09:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2022-11-20 17:09:38,112 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-11-20 17:09:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:09:38,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:38,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:38,890 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:09:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2022-11-20 17:09:39,043 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2022-11-20 17:09:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 17:09:39,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:39,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:39,953 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:09:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:40,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2022-11-20 17:09:40,348 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2022-11-20 17:09:40,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:09:40,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:40,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:09:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2022-11-20 17:09:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2022-11-20 17:09:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:09:41,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:41,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:43,052 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:09:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2022-11-20 17:09:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2022-11-20 17:09:43,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:09:43,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:43,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:09:44,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2022-11-20 17:09:44,328 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2022-11-20 17:09:44,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 17:09:44,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:09:45,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2022-11-20 17:09:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2022-11-20 17:09:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:09:45,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:46,924 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:09:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2022-11-20 17:09:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-20 17:09:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:09:47,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:47,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:48,637 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:09:49,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:49,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2022-11-20 17:09:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-11-20 17:09:49,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:09:49,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:49,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:49,783 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:09:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:49,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2022-11-20 17:09:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-20 17:09:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:09:49,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:49,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:51,035 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:09:51,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:51,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-20 17:09:51,510 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-20 17:09:51,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:09:51,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:51,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:09:53,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:53,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2022-11-20 17:09:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2022-11-20 17:09:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:09:53,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:53,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:09:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:55,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2022-11-20 17:09:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2022-11-20 17:09:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:09:55,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:55,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:55,950 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 17:09:56,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:56,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2022-11-20 17:09:56,107 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2022-11-20 17:09:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:09:56,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:56,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 17:09:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2022-11-20 17:09:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2022-11-20 17:09:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 17:09:57,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:57,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:09:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2022-11-20 17:09:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-11-20 17:09:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:09:58,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:58,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:09:59,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2022-11-20 17:09:59,777 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-11-20 17:09:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:09:59,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:59,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:10:01,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:01,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2022-11-20 17:10:01,361 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-11-20 17:10:01,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:10:01,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:10:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-11-20 17:10:03,328 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-11-20 17:10:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:10:03,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:03,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:04,088 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:10:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:04,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2022-11-20 17:10:04,291 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2022-11-20 17:10:04,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 17:10:04,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:04,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:05,146 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:10:05,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:05,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-11-20 17:10:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-11-20 17:10:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:10:05,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:05,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:10:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2022-11-20 17:10:07,554 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2022-11-20 17:10:07,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 17:10:07,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:07,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:08,847 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:10:09,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2022-11-20 17:10:09,346 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2022-11-20 17:10:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:10:09,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:09,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:12:00,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:13:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:13:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:13:53,710 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) [2022-11-20 17:13:53,713 INFO L158 Benchmark]: Toolchain (without parser) took 314179.27ms. Allocated memory was 165.7MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 119.2MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-20 17:13:53,713 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:13:53,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 930.40ms. Allocated memory is still 165.7MB. Free memory was 119.2MB in the beginning and 121.7MB in the end (delta: -2.5MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2022-11-20 17:13:53,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.96ms. Allocated memory is still 165.7MB. Free memory was 121.7MB in the beginning and 107.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:13:53,715 INFO L158 Benchmark]: Boogie Preprocessor took 192.12ms. Allocated memory is still 165.7MB. Free memory was 107.0MB in the beginning and 98.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:13:53,715 INFO L158 Benchmark]: RCFGBuilder took 3569.42ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 98.6MB in the beginning and 159.1MB in the end (delta: -60.4MB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. [2022-11-20 17:13:53,716 INFO L158 Benchmark]: CodeCheck took 309322.75ms. Allocated memory was 239.1MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 159.1MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 988.7MB. Max. memory is 16.1GB. [2022-11-20 17:13:53,719 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 0.32ms. Allocated memory is still 121.6MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 930.40ms. Allocated memory is still 165.7MB. Free memory was 119.2MB in the beginning and 121.7MB in the end (delta: -2.5MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.96ms. Allocated memory is still 165.7MB. Free memory was 121.7MB in the beginning and 107.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.12ms. Allocated memory is still 165.7MB. Free memory was 107.0MB in the beginning and 98.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3569.42ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 98.6MB in the beginning and 159.1MB in the end (delta: -60.4MB). Peak memory consumption was 110.0MB. Max. memory is 16.1GB. * CodeCheck took 309322.75ms. Allocated memory was 239.1MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 159.1MB in the beginning and 2.1GB in the end (delta: -1.9GB). Peak memory consumption was 988.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:13:53,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/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 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ --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 e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 --- 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-6b4ec56 [2022-11-20 17:13:56,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:13:56,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:13:56,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:13:56,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:13:56,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:13:56,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:13:56,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:13:56,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:13:56,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:13:56,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:13:56,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:13:56,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:13:56,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:13:56,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:13:56,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:13:56,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:13:56,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:13:56,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:13:56,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:13:56,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:13:56,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:13:56,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:13:56,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:13:56,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:13:56,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:13:56,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:13:56,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:13:56,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:13:56,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:13:56,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:13:56,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:13:56,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:13:56,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:13:56,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:13:56,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:13:56,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:13:56,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:13:56,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:13:56,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:13:56,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:13:56,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:13:56,593 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:13:56,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:13:56,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:13:56,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:13:56,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:13:56,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:13:56,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:13:56,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:13:56,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:13:56,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:13:56,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:13:56,596 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:13:56,596 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:13:56,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:13:56,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:13:56,597 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:13:56,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:13:56,597 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:13:56,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:13:56,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:13:56,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:13:56,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:13:56,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:13:56,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:13:56,599 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:13:56,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:13:56,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:13:56,599 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:13:56,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:13:56,599 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 [2022-11-20 17:13:57,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:13:57,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:13:57,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:13:57,052 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:13:57,055 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:13:57,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-20 17:14:00,263 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:14:00,613 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:14:00,613 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-20 17:14:00,646 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data/3de197525/cbbc0227e67847f9870473bc173504df/FLAG237f55145 [2022-11-20 17:14:00,667 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/data/3de197525/cbbc0227e67847f9870473bc173504df [2022-11-20 17:14:00,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:14:00,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:14:00,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:14:00,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:14:00,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:14:00,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:14:00" (1/1) ... [2022-11-20 17:14:00,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199dd542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:00, skipping insertion in model container [2022-11-20 17:14:00,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:14:00" (1/1) ... [2022-11-20 17:14:00,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:14:00,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:14:00,982 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:14:01,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:14:01,402 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:14:01,414 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_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:14:01,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:14:01,607 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:14:01,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01 WrapperNode [2022-11-20 17:14:01,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:14:01,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:14:01,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:14:01,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:14:01,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,773 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-20 17:14:01,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:14:01,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:14:01,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:14:01,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:14:01,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,873 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:14:01,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:14:01,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:14:01,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:14:01,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:01" (1/1) ... [2022-11-20 17:14:01,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:14:01,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:14:01,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:14:01,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:14:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 17:14:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:14:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:14:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 17:14:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:14:02,484 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:14:02,487 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:14:03,841 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:14:04,094 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:14:04,094 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-20 17:14:04,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:14:04 BoogieIcfgContainer [2022-11-20 17:14:04,097 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:14:04,098 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:14:04,098 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:14:04,110 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:14:04,110 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:14:04" (1/1) ... [2022-11-20 17:14:04,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:14:04,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-20 17:14:04,185 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-20 17:14:04,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:14:04,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:04,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:04,243 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) [2022-11-20 17:14:04,250 INFO L158 Benchmark]: Toolchain (without parser) took 3573.43ms. Allocated memory was 60.8MB in the beginning and 121.6MB in the end (delta: 60.8MB). Free memory was 39.1MB in the beginning and 73.5MB in the end (delta: -34.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:14:04,251 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:14:04,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 928.62ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 39.0MB in the beginning and 44.3MB in the end (delta: -5.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2022-11-20 17:14:04,253 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.23ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 34.3MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:14:04,254 INFO L158 Benchmark]: Boogie Preprocessor took 116.26ms. Allocated memory is still 79.7MB. Free memory was 34.3MB in the beginning and 43.4MB in the end (delta: -9.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-20 17:14:04,255 INFO L158 Benchmark]: RCFGBuilder took 2206.52ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 43.0MB in the beginning and 79.8MB in the end (delta: -36.8MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-11-20 17:14:04,256 INFO L158 Benchmark]: CodeCheck took 150.30ms. Allocated memory is still 121.6MB. Free memory was 79.8MB in the beginning and 73.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:14:04,259 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 0.26ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 928.62ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 39.0MB in the beginning and 44.3MB in the end (delta: -5.4MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.23ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 34.3MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.26ms. Allocated memory is still 79.7MB. Free memory was 34.3MB in the beginning and 43.4MB in the end (delta: -9.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2206.52ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 43.0MB in the beginning and 79.8MB in the end (delta: -36.8MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * CodeCheck took 150.30ms. Allocated memory is still 121.6MB. Free memory was 79.8MB in the beginning and 73.5MB 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. [2022-11-20 17:14:04,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_674b2b9d-fa8a-482b-b1d9-8042eedb70e4/bin/ukojak-pZX7IvK2PQ/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