./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/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_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/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_7b20c531-de96-443a-9fbe-bc6470529f14/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 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:39:25,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:39:25,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:39:25,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:39:25,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:39:25,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:39:25,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:39:25,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:39:25,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:39:25,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:39:25,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:39:25,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:39:25,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:39:25,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:39:25,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:39:25,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:39:25,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:39:25,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:39:25,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:39:25,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:39:25,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:39:25,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:39:25,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:39:25,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:39:25,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:39:25,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:39:25,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:39:25,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:39:25,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:39:25,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:39:25,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:39:25,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:39:25,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:39:25,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:39:25,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:39:25,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:39:25,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:39:25,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:39:25,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:39:25,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:39:25,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:39:25,938 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:39:25,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:39:25,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:39:25,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:39:25,964 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:39:25,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:39:25,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:39:25,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:39:25,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:39:25,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:39:25,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:39:25,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:39:25,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:39:25,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:39:25,968 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:39:25,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:39:25,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:39:25,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:39:25,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:39:25,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:39:25,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:39:25,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:39:25,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:39:25,971 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:39:25,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:39:25,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:39:25,972 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_7b20c531-de96-443a-9fbe-bc6470529f14/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb [2022-11-16 08:39:26,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:39:26,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:39:26,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:39:26,259 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:39:26,260 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:39:26,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-16 08:39:26,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/789780357/7935847b29834ddea3b880ac12c5a6f2/FLAGa92c8c769 [2022-11-16 08:39:26,917 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:39:26,918 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-16 08:39:26,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/789780357/7935847b29834ddea3b880ac12c5a6f2/FLAGa92c8c769 [2022-11-16 08:39:27,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/789780357/7935847b29834ddea3b880ac12c5a6f2 [2022-11-16 08:39:27,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:39:27,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:39:27,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:39:27,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:39:27,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:39:27,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:27,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71434d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27, skipping insertion in model container [2022-11-16 08:39:27,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:27,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:39:27,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:39:27,449 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_7b20c531-de96-443a-9fbe-bc6470529f14/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-16 08:39:27,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:39:27,748 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:39:27,758 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_7b20c531-de96-443a-9fbe-bc6470529f14/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-16 08:39:27,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:39:27,962 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:39:27,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27 WrapperNode [2022-11-16 08:39:27,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:39:27,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:39:27,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:39:27,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:39:27,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,192 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1955 [2022-11-16 08:39:28,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:39:28,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:39:28,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:39:28,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:39:28,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,356 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:39:28,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:39:28,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:39:28,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:39:28,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:39:27" (1/1) ... [2022-11-16 08:39:28,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:39:28,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:39:28,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:39:28,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:39:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:39:28,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:39:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:39:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:39:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:39:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:39:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:39:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:39:28,932 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:39:28,934 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:39:30,776 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:39:32,579 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:39:32,579 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-16 08:39:32,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:39:32 BoogieIcfgContainer [2022-11-16 08:39:32,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:39:32,583 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:39:32,583 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:39:32,594 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:39:32,595 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:39:32" (1/1) ... [2022-11-16 08:39:32,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:39:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-16 08:39:32,693 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-16 08:39:32,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-16 08:39:32,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:32,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:33,746 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-16 08:39:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-11-16 08:39:33,904 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-11-16 08:39:33,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 08:39:33,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:33,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-16 08:39:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:34,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-11-16 08:39:34,571 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-11-16 08:39:34,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 08:39:34,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:34,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-16 08:39:35,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2022-11-16 08:39:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2022-11-16 08:39:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:39:35,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:35,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-16 08:39:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2022-11-16 08:39:35,952 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2022-11-16 08:39:35,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-16 08:39:35,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:35,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 08:39:36,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:36,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-16 08:39:36,471 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-16 08:39:36,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 08:39:36,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:36,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:36,953 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 08:39:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2022-11-16 08:39:37,059 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2022-11-16 08:39:37,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-16 08:39:37,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:37,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-16 08:39:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2022-11-16 08:39:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2022-11-16 08:39:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 08:39:37,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:37,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:38,199 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-16 08:39:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:38,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-11-16 08:39:38,309 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-11-16 08:39:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-16 08:39:38,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:38,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-16 08:39:39,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-16 08:39:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-16 08:39:39,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-16 08:39:39,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:39,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-16 08:39:39,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2022-11-16 08:39:39,809 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2022-11-16 08:39:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 08:39:39,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:39,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-16 08:39:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2022-11-16 08:39:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-16 08:39:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 08:39:46,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:46,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-16 08:39:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2022-11-16 08:39:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2022-11-16 08:39:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-16 08:39:47,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:47,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:49,046 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-16 08:39:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:49,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2022-11-16 08:39:49,298 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-16 08:39:49,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-16 08:39:49,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:49,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-16 08:39:50,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:50,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2022-11-16 08:39:50,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-11-16 08:39:50,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-16 08:39:50,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:50,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-16 08:39:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:52,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2022-11-16 08:39:52,138 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-16 08:39:52,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-16 08:39:52,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:52,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-16 08:39:53,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:53,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2022-11-16 08:39:53,306 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-16 08:39:53,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-16 08:39:53,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:53,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-16 08:39:54,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2022-11-16 08:39:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-16 08:39:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-16 08:39:54,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:54,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:55,985 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-16 08:39:56,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:56,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2022-11-16 08:39:56,094 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2022-11-16 08:39:56,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-16 08:39:56,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:56,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-16 08:39:57,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2022-11-16 08:39:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-16 08:39:57,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-16 08:39:57,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:57,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:58,500 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-16 08:39:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2022-11-16 08:39:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2022-11-16 08:39:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-16 08:39:58,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:58,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:59,644 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-16 08:39:59,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2022-11-16 08:39:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-11-16 08:39:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-16 08:39:59,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:59,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:01,196 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-16 08:40:01,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2022-11-16 08:40:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2022-11-16 08:40:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-16 08:40:01,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:01,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:02,718 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-16 08:40:03,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:03,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2022-11-16 08:40:03,168 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-11-16 08:40:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-16 08:40:03,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:03,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-16 08:40:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:04,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2022-11-16 08:40:04,686 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2022-11-16 08:40:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-16 08:40:04,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:04,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:05,858 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-16 08:40:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:06,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-11-16 08:40:06,340 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-11-16 08:40:06,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-16 08:40:06,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:06,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:07,173 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-16 08:40:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2022-11-16 08:40:07,631 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2022-11-16 08:40:07,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-16 08:40:07,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-16 08:40:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2022-11-16 08:40:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2022-11-16 08:40:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-16 08:40:08,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:08,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-16 08:40:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-11-16 08:40:10,041 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-11-16 08:40:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-16 08:40:10,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:10,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-16 08:40:11,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-11-16 08:40:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-11-16 08:40:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-16 08:40:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:11,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-16 08:40:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-11-16 08:40:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-11-16 08:40:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-16 08:40:12,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:12,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-16 08:40:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-16 08:40:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-16 08:40:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-16 08:40:13,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-16 08:40:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-16 08:40:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-16 08:40:15,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-16 08:40:15,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:15,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-16 08:40:16,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2022-11-16 08:40:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2022-11-16 08:40:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-16 08:40:16,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:16,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-16 08:40:17,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:17,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2022-11-16 08:40:17,265 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-16 08:40:17,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-16 08:40:17,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:17,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-16 08:40:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-16 08:40:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-16 08:40:18,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-16 08:40:18,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:18,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-16 08:40:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2022-11-16 08:40:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2022-11-16 08:40:19,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-16 08:40:19,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:19,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-16 08:40:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2022-11-16 08:40:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-11-16 08:40:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-16 08:40:21,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:21,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:22,064 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-16 08:40:22,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2022-11-16 08:40:22,210 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2022-11-16 08:40:22,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-16 08:40:22,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:22,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-16 08:40:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2022-11-16 08:40:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2022-11-16 08:40:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-16 08:40:23,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:23,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-16 08:40:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2022-11-16 08:40:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2022-11-16 08:40:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-16 08:40:24,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:24,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-16 08:40:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2022-11-16 08:40:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2022-11-16 08:40:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-16 08:40:26,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:26,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:27,190 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-16 08:40:27,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:27,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2022-11-16 08:40:27,349 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2022-11-16 08:40:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-16 08:40:27,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:28,329 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-16 08:40:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2022-11-16 08:40:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2022-11-16 08:40:28,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-16 08:40:28,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:28,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:29,804 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-16 08:40:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:30,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2022-11-16 08:40:30,180 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-16 08:40:30,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-16 08:40:30,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:30,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:31,488 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-16 08:40:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2022-11-16 08:40:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-11-16 08:40:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-16 08:40:31,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:31,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:32,663 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:40:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:32,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2022-11-16 08:40:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-16 08:40:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-16 08:40:32,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:32,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:40:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-16 08:40:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-16 08:40:34,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-16 08:40:34,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:34,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:40:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2022-11-16 08:40:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2022-11-16 08:40:35,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-16 08:40:35,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:35,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:37,293 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:40:37,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:37,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2022-11-16 08:40:37,691 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2022-11-16 08:40:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-16 08:40:37,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:37,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:38,402 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-16 08:40:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2022-11-16 08:40:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2022-11-16 08:40:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-16 08:40:38,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-16 08:40:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2022-11-16 08:40:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2022-11-16 08:40:39,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-16 08:40:39,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:39,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-16 08:40:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2022-11-16 08:40:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-11-16 08:40:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-16 08:40:40,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:40,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:41,646 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-16 08:40:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:42,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2022-11-16 08:40:42,151 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-11-16 08:40:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-16 08:40:42,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:42,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:43,163 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-16 08:40:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:43,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2022-11-16 08:40:43,596 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-11-16 08:40:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-16 08:40:43,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:43,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:44,933 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-16 08:40:45,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-11-16 08:40:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-11-16 08:40:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-16 08:40:45,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:45,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-16 08:40:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:46,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2022-11-16 08:40:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2022-11-16 08:40:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-16 08:40:46,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:46,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-16 08:40:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-11-16 08:40:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-11-16 08:40:47,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-16 08:40:47,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:47,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-16 08:40:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2022-11-16 08:40:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2022-11-16 08:40:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-16 08:40:49,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:49,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-16 08:40:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2022-11-16 08:40:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2022-11-16 08:40:51,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-16 08:40:51,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:51,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:42:46,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:44:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:44:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:44:57,146 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) [2022-11-16 08:44:57,150 INFO L158 Benchmark]: Toolchain (without parser) took 329981.00ms. Allocated memory was 98.6MB in the beginning and 3.2GB in the end (delta: 3.1GB). Free memory was 59.6MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-16 08:44:57,150 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 98.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:44:57,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.45ms. Allocated memory is still 98.6MB. Free memory was 59.4MB in the beginning and 65.5MB in the end (delta: -6.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 08:44:57,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 230.54ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 49.1MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 08:44:57,152 INFO L158 Benchmark]: Boogie Preprocessor took 206.38ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 83.2MB in the end (delta: -34.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2022-11-16 08:44:57,153 INFO L158 Benchmark]: RCFGBuilder took 4179.98ms. Allocated memory was 123.7MB in the beginning and 264.2MB in the end (delta: 140.5MB). Free memory was 83.2MB in the beginning and 132.7MB in the end (delta: -49.5MB). Peak memory consumption was 138.2MB. Max. memory is 16.1GB. [2022-11-16 08:44:57,153 INFO L158 Benchmark]: CodeCheck took 324565.55ms. Allocated memory was 264.2MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 132.7MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 951.3MB. Max. memory is 16.1GB. [2022-11-16 08:44:57,156 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 0.27ms. Allocated memory is still 98.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.45ms. Allocated memory is still 98.6MB. Free memory was 59.4MB in the beginning and 65.5MB in the end (delta: -6.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 230.54ms. Allocated memory is still 98.6MB. Free memory was 65.5MB in the beginning and 49.1MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 206.38ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 83.2MB in the end (delta: -34.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4179.98ms. Allocated memory was 123.7MB in the beginning and 264.2MB in the end (delta: 140.5MB). Free memory was 83.2MB in the beginning and 132.7MB in the end (delta: -49.5MB). Peak memory consumption was 138.2MB. Max. memory is 16.1GB. * CodeCheck took 324565.55ms. Allocated memory was 264.2MB in the beginning and 3.2GB in the end (delta: 2.9GB). Free memory was 132.7MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 951.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:44:57,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/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_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/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 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:44:59,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:44:59,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:44:59,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:44:59,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:44:59,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:44:59,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:44:59,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:44:59,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:44:59,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:44:59,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:44:59,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:44:59,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:44:59,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:44:59,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:44:59,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:44:59,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:44:59,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:44:59,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:44:59,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:44:59,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:44:59,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:44:59,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:44:59,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:44:59,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:44:59,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:44:59,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:44:59,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:44:59,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:44:59,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:44:59,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:44:59,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:44:59,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:44:59,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:44:59,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:44:59,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:44:59,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:44:59,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:44:59,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:44:59,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:44:59,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:44:59,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:44:59,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:44:59,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:44:59,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:44:59,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:44:59,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:44:59,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:44:59,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:44:59,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:44:59,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:44:59,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:44:59,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:44:59,737 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:44:59,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:44:59,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:44:59,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:44:59,744 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:44:59,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:44:59,746 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:44:59,746 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:44:59,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:44:59,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:44:59,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:44:59,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:44:59,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:44:59,748 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:44:59,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:44:59,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:44:59,749 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:44:59,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:44:59,750 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_7b20c531-de96-443a-9fbe-bc6470529f14/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb [2022-11-16 08:45:00,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:45:00,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:45:00,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:45:00,222 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:45:00,223 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:45:00,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-16 08:45:00,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/526ac71ec/46801bcd2b1846a69025b39c5a9c78ad/FLAG52bcc3a88 [2022-11-16 08:45:00,860 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:45:00,860 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-16 08:45:00,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/526ac71ec/46801bcd2b1846a69025b39c5a9c78ad/FLAG52bcc3a88 [2022-11-16 08:45:01,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/data/526ac71ec/46801bcd2b1846a69025b39c5a9c78ad [2022-11-16 08:45:01,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:45:01,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:45:01,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:45:01,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:45:01,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:45:01,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:45:01" (1/1) ... [2022-11-16 08:45:01,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e3fa01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:01, skipping insertion in model container [2022-11-16 08:45:01,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:45:01" (1/1) ... [2022-11-16 08:45:01,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:45:01,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:45:01,455 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_7b20c531-de96-443a-9fbe-bc6470529f14/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-16 08:45:01,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:45:01,934 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:45:01,949 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_7b20c531-de96-443a-9fbe-bc6470529f14/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-16 08:45:02,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:45:02,153 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:45:02,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02 WrapperNode [2022-11-16 08:45:02,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:45:02,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:45:02,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:45:02,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:45:02,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,344 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-16 08:45:02,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:45:02,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:45:02,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:45:02,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:45:02,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,471 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:45:02,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:45:02,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:45:02,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:45:02,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:02" (1/1) ... [2022-11-16 08:45:02,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:45:02,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:45:02,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:45:02,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:45:02,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 08:45:02,577 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:45:02,578 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:45:02,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:45:02,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:45:02,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:45:02,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 08:45:02,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:45:03,071 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:45:03,073 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:45:04,316 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:45:04,600 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:45:04,600 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-16 08:45:04,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:45:04 BoogieIcfgContainer [2022-11-16 08:45:04,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:45:04,617 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:45:04,617 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:45:04,627 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:45:04,628 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:45:04" (1/1) ... [2022-11-16 08:45:04,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:45:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-16 08:45:04,706 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-16 08:45:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-16 08:45:04,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:04,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:04,759 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) [2022-11-16 08:45:04,767 INFO L158 Benchmark]: Toolchain (without parser) took 3608.20ms. Allocated memory was 58.7MB in the beginning and 130.0MB in the end (delta: 71.3MB). Free memory was 36.3MB in the beginning and 72.8MB in the end (delta: -36.5MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2022-11-16 08:45:04,768 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:45:04,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 995.48ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.1MB in the beginning and 37.4MB in the end (delta: -1.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-11-16 08:45:04,771 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.15ms. Allocated memory is still 71.3MB. Free memory was 37.4MB in the beginning and 40.9MB in the end (delta: -3.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-11-16 08:45:04,772 INFO L158 Benchmark]: Boogie Preprocessor took 137.70ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 33.4MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:45:04,773 INFO L158 Benchmark]: RCFGBuilder took 2125.23ms. Allocated memory was 71.3MB in the beginning and 130.0MB in the end (delta: 58.7MB). Free memory was 33.4MB in the beginning and 79.1MB in the end (delta: -45.7MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2022-11-16 08:45:04,774 INFO L158 Benchmark]: CodeCheck took 148.00ms. Allocated memory is still 130.0MB. Free memory was 79.1MB in the beginning and 72.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:45:04,785 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 0.30ms. Allocated memory is still 58.7MB. Free memory is still 40.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 995.48ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.1MB in the beginning and 37.4MB in the end (delta: -1.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.15ms. Allocated memory is still 71.3MB. Free memory was 37.4MB in the beginning and 40.9MB in the end (delta: -3.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.70ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 33.4MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2125.23ms. Allocated memory was 71.3MB in the beginning and 130.0MB in the end (delta: 58.7MB). Free memory was 33.4MB in the beginning and 79.1MB in the end (delta: -45.7MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * CodeCheck took 148.00ms. Allocated memory is still 130.0MB. Free memory was 79.1MB in the beginning and 72.8MB 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. [2022-11-16 08:45:04,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b20c531-de96-443a-9fbe-bc6470529f14/bin/ukojak-CydTVMUXoH/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