./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH --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 dd94edb5a7124ee72942fc5a4c20e28692533760474a3d26e63602565d049d69 --- 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-e04fb08 [2022-11-16 08:46:51,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:46:51,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:46:51,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:46:51,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:46:51,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:46:51,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:46:51,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:46:51,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:46:51,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:46:51,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:46:51,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:46:51,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:46:51,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:46:51,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:46:51,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:46:51,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:46:51,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:46:51,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:46:51,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:46:51,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:46:51,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:46:51,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:46:51,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:46:51,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:46:51,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:46:51,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:46:51,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:46:51,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:46:51,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:46:51,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:46:51,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:46:51,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:46:51,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:46:51,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:46:51,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:46:51,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:46:51,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:46:51,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:46:51,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:46:51,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:46:51,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:46:51,654 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:46:51,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:46:51,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:46:51,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:46:51,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:46:51,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:46:51,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:46:51,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:46:51,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:46:51,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:46:51,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:46:51,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:46:51,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:46:51,663 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:46:51,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:46:51,667 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:46:51,668 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:46:51,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:46:51,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:46:51,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:46:51,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:46:51,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:46:51,669 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:46:51,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:46:51,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:46:51,672 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_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd94edb5a7124ee72942fc5a4c20e28692533760474a3d26e63602565d049d69 [2022-11-16 08:46:51,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:46:51,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:46:51,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:46:51,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:46:52,000 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:46:52,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c [2022-11-16 08:46:52,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/data/a32ce12a1/06e3c62fe2be4d09b4d8757f9f63cf7d/FLAG2afc850ca [2022-11-16 08:46:52,812 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:46:52,815 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c [2022-11-16 08:46:52,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/data/a32ce12a1/06e3c62fe2be4d09b4d8757f9f63cf7d/FLAG2afc850ca [2022-11-16 08:46:52,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/data/a32ce12a1/06e3c62fe2be4d09b4d8757f9f63cf7d [2022-11-16 08:46:52,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:46:52,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:46:52,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:46:52,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:46:52,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:46:52,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:46:52" (1/1) ... [2022-11-16 08:46:52,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ec1467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:52, skipping insertion in model container [2022-11-16 08:46:52,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:46:52" (1/1) ... [2022-11-16 08:46:52,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:46:53,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:46:53,372 WARN L229 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_4cd7ee1a-47e1-481b-bda6-5b219e892468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c[1116,1129] [2022-11-16 08:46:53,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:46:53,955 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:46:53,966 WARN L229 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_4cd7ee1a-47e1-481b-bda6-5b219e892468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c[1116,1129] [2022-11-16 08:46:54,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:46:54,299 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:46:54,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54 WrapperNode [2022-11-16 08:46:54,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:46:54,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:46:54,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:46:54,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:46:54,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,670 INFO L138 Inliner]: procedures = 11, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7423 [2022-11-16 08:46:54,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:46:54,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:46:54,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:46:54,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:46:54,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:54,990 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:55,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:55,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:46:55,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:46:55,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:46:55,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:46:55,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:46:54" (1/1) ... [2022-11-16 08:46:55,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:46:55,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:46:55,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:46:55,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cd7ee1a-47e1-481b-bda6-5b219e892468/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:46:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:46:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:46:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:46:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:46:56,113 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:46:56,115 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:47:06,579 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:47:20,919 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:47:20,919 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:47:20,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:47:20 BoogieIcfgContainer [2022-11-16 08:47:20,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:47:20,923 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:47:20,923 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:47:20,932 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:47:20,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:47:20" (1/1) ... [2022-11-16 08:47:20,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:47:20,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:47:21,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-11-16 08:47:21,005 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-11-16 08:47:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:47:21,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:47:21,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:47:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:47:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:48:05,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:48:15,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:48:20,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:48:31,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:48:41,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:48:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-11-16 08:48:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-11-16 08:48:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:48:41,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:41,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:49:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-16 08:49:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-16 08:49:01,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:49:01,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:01,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-16 08:49:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-11-16 08:49:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-11-16 08:49:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:49:18,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:18,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat