./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sqm-if.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4 --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 32bit --witnessprinter.graph.data.programhash ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 --- 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-2329fc7 [2022-12-15 03:18:17,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:18:17,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:18:17,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:18:17,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:18:17,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:18:17,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:18:17,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:18:17,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:18:17,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:18:17,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:18:17,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:18:17,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:18:17,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:18:17,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:18:17,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:18:17,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:18:17,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:18:17,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:18:17,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:18:17,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:18:17,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:18:17,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:18:17,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:18:17,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:18:17,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:18:17,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:18:17,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:18:17,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:18:17,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:18:17,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:18:17,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:18:17,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:18:17,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:18:17,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:18:17,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:18:17,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:18:17,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:18:17,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:18:17,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:18:17,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:18:17,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:18:17,665 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:18:17,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:18:17,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:18:17,667 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:18:17,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:18:17,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:18:17,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:18:17,668 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:18:17,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:18:17,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:18:17,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:18:17,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:18:17,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:18:17,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:18:17,669 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:18:17,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:18:17,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:18:17,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:18:17,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:18:17,670 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:18:17,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:18:17,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:18:17,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:18:17,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:18:17,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:18:17,671 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:18:17,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:18:17,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:18:17,671 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_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 [2022-12-15 03:18:17,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:18:17,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:18:17,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:18:17,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:18:17,902 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:18:17,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/sqm-if.c [2022-12-15 03:18:20,541 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:18:20,693 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:18:20,693 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/sv-benchmarks/c/array-fpi/sqm-if.c [2022-12-15 03:18:20,699 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data/868d541a8/2f6086a3f4744d5b8be2e1fc71426e97/FLAG16e71cd62 [2022-12-15 03:18:20,711 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data/868d541a8/2f6086a3f4744d5b8be2e1fc71426e97 [2022-12-15 03:18:20,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:18:20,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:18:20,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:18:20,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:18:20,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:18:20,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2620cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20, skipping insertion in model container [2022-12-15 03:18:20,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:18:20,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:18:20,859 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2022-12-15 03:18:20,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:18:20,881 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:18:20,893 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2022-12-15 03:18:20,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:18:20,912 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:18:20,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20 WrapperNode [2022-12-15 03:18:20,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:18:20,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:18:20,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:18:20,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:18:20,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,945 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-12-15 03:18:20,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:18:20,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:18:20,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:18:20,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:18:20,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,966 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:18:20,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:18:20,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:18:20,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:18:20,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:18:20" (1/1) ... [2022-12-15 03:18:20,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:18:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:18:20,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:18:20,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:18:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:18:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:18:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:18:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:18:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:18:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:18:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:18:21,087 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:18:21,089 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:18:21,204 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:18:21,245 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:18:21,245 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 03:18:21,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:18:21 BoogieIcfgContainer [2022-12-15 03:18:21,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:18:21,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:18:21,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:18:21,254 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:18:21,255 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:18:21" (1/1) ... [2022-12-15 03:18:21,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:18:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-15 03:18:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-15 03:18:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:18:21,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:21,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:18:21,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:21,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:21,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-15 03:18:21,533 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-15 03:18:21,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:18:21,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:21,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:21,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-15 03:18:21,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:21,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-12-15 03:18:21,664 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-12-15 03:18:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:18:21,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:21,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:21,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-15 03:18:21,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:21,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:21,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:22,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2022-12-15 03:18:22,035 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2022-12-15 03:18:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:18:22,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:22,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:22,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:18:22,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-12-15 03:18:22,466 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-12-15 03:18:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:18:22,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:22,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:22,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-15 03:18:22,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:22,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:22,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2022-12-15 03:18:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2022-12-15 03:18:22,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:18:22,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:22,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:22,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-15 03:18:22,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:22,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2022-12-15 03:18:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2022-12-15 03:18:23,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:18:23,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:23,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:23,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:18:23,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:23,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:23,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2022-12-15 03:18:23,966 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2022-12-15 03:18:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:18:23,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:23,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:24,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-15 03:18:24,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:24,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:24,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:24,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:24,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:24,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2022-12-15 03:18:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2022-12-15 03:18:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:18:25,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:25,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:25,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-15 03:18:25,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:25,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:18:25,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:25,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:25,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:25,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-15 03:18:26,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:26,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2022-12-15 03:18:26,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 31 [2022-12-15 03:18:26,409 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:29,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2022-12-15 03:18:29,553 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2022-12-15 03:18:29,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:18:29,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:29,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:29,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 03:18:29,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:31,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2022-12-15 03:18:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2022-12-15 03:18:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:18:31,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:31,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:18:31,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:18:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:32,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2022-12-15 03:18:32,420 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-12-15 03:18:32,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:18:32,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:32,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:33,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-15 03:18:33,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:33,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:33,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:33,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:33,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-15 03:18:33,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:33,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:33,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-15 03:18:33,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:33,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:33,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-12-15 03:18:33,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:33,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2022-12-15 03:18:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2022-12-15 03:18:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:18:33,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:33,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:34,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-15 03:18:34,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:34,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:18:34,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:34,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:34,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:34,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:34,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:34,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-15 03:18:34,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:34,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 33 [2022-12-15 03:18:34,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:34,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:34,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2022-12-15 03:18:34,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 31 [2022-12-15 03:18:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:36,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:36,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-12-15 03:18:36,480 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-12-15 03:18:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:18:36,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:36,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:36,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-15 03:18:36,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:36,893 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:18:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:37,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2022-12-15 03:18:37,523 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2022-12-15 03:18:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:18:37,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:37,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:37,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 03:18:37,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2022-12-15 03:18:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2022-12-15 03:18:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:18:40,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:40,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:40,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-15 03:18:40,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 03:18:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2022-12-15 03:18:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2022-12-15 03:18:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:18:42,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:42,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:43,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 46 conjunts are in the unsatisfiable core [2022-12-15 03:18:43,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:44,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:44,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-15 03:18:44,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-15 03:18:44,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 22 [2022-12-15 03:18:44,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:44,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-15 03:18:44,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-15 03:18:44,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-12-15 03:18:44,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:44,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:18:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:18:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 82 transitions. [2022-12-15 03:18:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2022-12-15 03:18:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:18:44,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:44,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:45,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-15 03:18:45,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:45,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:18:45,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:45,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-15 03:18:45,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:45,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:18:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:45,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:45,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-15 03:18:45,696 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:18:45,697 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2022-12-15 03:18:45,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:45,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:45,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2022-12-15 03:18:46,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2022-12-15 03:18:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2022-12-15 03:18:46,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 73 [2022-12-15 03:18:46,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:46,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 90 [2022-12-15 03:18:47,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:47,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:47,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:47,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 96 [2022-12-15 03:18:48,009 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 89 transitions. [2022-12-15 03:18:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2022-12-15 03:18:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:18:54,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:54,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:54,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-15 03:18:54,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:18:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:18:59,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 66 states and 102 transitions. [2022-12-15 03:18:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 102 transitions. [2022-12-15 03:18:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:18:59,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:18:59,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:18:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:18:59,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-15 03:18:59,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:18:59,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:18:59,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:18:59,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-15 03:18:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:59,810 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:18:59,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:59,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:59,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:18:59,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-15 03:18:59,820 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:18:59,820 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2022-12-15 03:19:00,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2022-12-15 03:19:00,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-15 03:19:00,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 154 [2022-12-15 03:19:00,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:19:00,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-15 03:19:00,688 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:19:00,688 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2022-12-15 03:19:00,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,971 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:19:00,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:00,973 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:19:00,979 INFO L321 Elim1Store]: treesize reduction 36, result has 16.3 percent of original size [2022-12-15 03:19:00,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 75 treesize of output 68 [2022-12-15 03:19:02,334 INFO L321 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2022-12-15 03:19:02,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 90 treesize of output 46 [2022-12-15 03:19:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:19:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:15,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2022-12-15 03:19:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2022-12-15 03:19:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:19:15,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:15,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:15,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-15 03:19:15,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:19:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:19:18,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2022-12-15 03:19:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2022-12-15 03:19:18,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:19:18,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:18,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:21,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-15 03:19:21,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:19:21,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:19:21,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:21,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-15 03:19:21,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-15 03:19:21,569 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:19:21,570 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-15 03:19:21,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:21,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-15 03:19:21,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-15 03:19:21,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 19 [2022-12-15 03:19:21,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:21,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:21,928 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:19:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:23,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2022-12-15 03:19:23,064 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2022-12-15 03:19:23,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:19:23,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:23,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:24,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 68 conjunts are in the unsatisfiable core [2022-12-15 03:19:24,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:19:24,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:19:24,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:19:24,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:24,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:24,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:19:24,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-15 03:19:24,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 137 [2022-12-15 03:19:24,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:19:24,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 212 [2022-12-15 03:19:24,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:24,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 106 [2022-12-15 03:19:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:25,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2022-12-15 03:19:25,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:25,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:25,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-15 03:19:25,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:25,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-15 03:19:25,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 31 [2022-12-15 03:19:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:19:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 80 states and 122 transitions. [2022-12-15 03:19:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2022-12-15 03:19:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:19:31,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:31,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:31,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-15 03:19:31,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:19:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:19:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:34,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 107 transitions. [2022-12-15 03:19:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2022-12-15 03:19:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:19:34,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:34,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:34,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-15 03:19:34,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:19:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:19:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:19:42,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2022-12-15 03:19:42,800 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2022-12-15 03:19:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:19:42,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:19:42,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:19:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:19:43,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 66 conjunts are in the unsatisfiable core [2022-12-15 03:19:43,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:19:43,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:19:43,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:19:43,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 22 [2022-12-15 03:19:43,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 79 [2022-12-15 03:19:43,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 161 [2022-12-15 03:19:43,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:43,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 40 [2022-12-15 03:19:44,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:44,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:44,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-15 03:19:44,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:44,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2022-12-15 03:19:45,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 147 [2022-12-15 03:19:45,080 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:19:45,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-15 03:19:45,106 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:19:45,107 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2022-12-15 03:19:45,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 105 [2022-12-15 03:19:45,579 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-15 03:19:45,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 173 [2022-12-15 03:19:45,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:45,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 253 [2022-12-15 03:19:45,596 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-15 03:19:45,613 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:19:45,614 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2022-12-15 03:19:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:46,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:46,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:19:46,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:19:46,182 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-15 03:19:46,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 69 [2022-12-15 03:19:48,005 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-15 03:19:48,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 38 [2022-12-15 03:19:48,008 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:20:09,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:09,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2022-12-15 03:20:09,059 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2022-12-15 03:20:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:20:09,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:09,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:13,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 58 conjunts are in the unsatisfiable core [2022-12-15 03:20:13,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:20:13,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:20:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:13,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:13,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-15 03:20:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-15 03:20:13,345 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:20:13,345 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-15 03:20:13,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:13,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:20:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2022-12-15 03:20:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2022-12-15 03:20:15,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:20:15,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:15,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:15,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-15 03:20:15,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:20:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:20:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 150 transitions. [2022-12-15 03:20:26,909 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 150 transitions. [2022-12-15 03:20:26,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:20:26,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:26,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:31,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 74 conjunts are in the unsatisfiable core [2022-12-15 03:20:31,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:20:31,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:20:31,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:20:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:31,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:31,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:31,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:31,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:31,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:31,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:32,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-15 03:20:32,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-15 03:20:32,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 137 [2022-12-15 03:20:32,047 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:20:32,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 212 [2022-12-15 03:20:32,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 215 treesize of output 114 [2022-12-15 03:20:32,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 44 [2022-12-15 03:20:32,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-15 03:20:32,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-15 03:20:32,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:32,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2022-12-15 03:20:32,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 31 [2022-12-15 03:20:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:20:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:41,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 104 states and 158 transitions. [2022-12-15 03:20:41,105 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 158 transitions. [2022-12-15 03:20:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:20:41,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:41,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:41,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-15 03:20:41,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:20:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:20:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:20:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 113 states and 175 transitions. [2022-12-15 03:20:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 175 transitions. [2022-12-15 03:20:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:20:54,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:20:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:20:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:20:57,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 83 conjunts are in the unsatisfiable core [2022-12-15 03:20:57,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:20:57,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-12-15 03:20:57,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-15 03:20:57,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-15 03:20:57,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:20:57,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-15 03:20:57,118 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:20:57,119 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2022-12-15 03:20:57,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-15 03:20:57,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 79 [2022-12-15 03:20:57,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 161 [2022-12-15 03:20:57,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:57,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 52 [2022-12-15 03:20:58,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-12-15 03:20:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2022-12-15 03:20:58,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 147 [2022-12-15 03:20:58,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:20:58,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,208 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 215 [2022-12-15 03:20:58,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 64 [2022-12-15 03:20:58,679 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-15 03:20:58,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 173 [2022-12-15 03:20:58,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:58,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 253 [2022-12-15 03:20:58,727 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-15 03:20:58,728 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2022-12-15 03:20:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:20:59,240 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-15 03:20:59,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 69 [2022-12-15 03:20:59,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-15 03:20:59,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-15 03:20:59,703 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-15 03:20:59,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 59 treesize of output 66 [2022-12-15 03:20:59,808 INFO L321 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2022-12-15 03:20:59,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 66 treesize of output 38 [2022-12-15 03:20:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:21:10,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:21:10,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 113 states and 174 transitions. [2022-12-15 03:21:10,103 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2022-12-15 03:21:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:21:10,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:21:10,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:21:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:21:10,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-15 03:21:10,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-15 03:21:13,081 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:21:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:21:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 113 states and 172 transitions. [2022-12-15 03:21:16,465 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 172 transitions. [2022-12-15 03:21:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:21:16,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:21:16,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:21:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 03:21:26,555 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) [2022-12-15 03:21:26,557 INFO L158 Benchmark]: Toolchain (without parser) took 185842.88ms. Allocated memory was 140.5MB in the beginning and 358.6MB in the end (delta: 218.1MB). Free memory was 114.0MB in the beginning and 153.2MB in the end (delta: -39.1MB). Peak memory consumption was 180.3MB. Max. memory is 16.1GB. [2022-12-15 03:21:26,557 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 140.5MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:21:26,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.46ms. Allocated memory is still 140.5MB. Free memory was 114.0MB in the beginning and 103.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:21:26,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.05ms. Allocated memory is still 140.5MB. Free memory was 103.3MB in the beginning and 101.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:21:26,558 INFO L158 Benchmark]: Boogie Preprocessor took 22.81ms. Allocated memory is still 140.5MB. Free memory was 101.5MB in the beginning and 100.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:21:26,558 INFO L158 Benchmark]: RCFGBuilder took 277.72ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 84.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 03:21:26,558 INFO L158 Benchmark]: CodeCheck took 185309.27ms. Allocated memory was 140.5MB in the beginning and 358.6MB in the end (delta: 218.1MB). Free memory was 84.1MB in the beginning and 153.2MB in the end (delta: -69.1MB). Peak memory consumption was 150.9MB. Max. memory is 16.1GB. [2022-12-15 03:21:26,560 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 0.18ms. Allocated memory is still 140.5MB. Free memory is still 109.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.46ms. Allocated memory is still 140.5MB. Free memory was 114.0MB in the beginning and 103.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.05ms. Allocated memory is still 140.5MB. Free memory was 103.3MB in the beginning and 101.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.81ms. Allocated memory is still 140.5MB. Free memory was 101.5MB in the beginning and 100.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 277.72ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 84.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 185309.27ms. Allocated memory was 140.5MB in the beginning and 358.6MB in the end (delta: 218.1MB). Free memory was 84.1MB in the beginning and 153.2MB in the end (delta: -69.1MB). Peak memory consumption was 150.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 03:21:26,765 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 03:21:26,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sqm-if.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4 --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 32bit --witnessprinter.graph.data.programhash ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 --- 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-2329fc7 [2022-12-15 03:21:28,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:21:28,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:21:28,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:21:28,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:21:28,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:21:28,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:21:28,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:21:28,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:21:28,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:21:28,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:21:28,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:21:28,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:21:28,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:21:28,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:21:28,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:21:28,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:21:28,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:21:28,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:21:28,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:21:28,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:21:28,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:21:28,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:21:28,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:21:28,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:21:28,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:21:28,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:21:28,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:21:28,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:21:28,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:21:28,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:21:28,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:21:28,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:21:28,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:21:28,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:21:28,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:21:28,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:21:28,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:21:28,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:21:28,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:21:28,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:21:28,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 03:21:28,152 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:21:28,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:21:28,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:21:28,153 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:21:28,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:21:28,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:21:28,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:21:28,155 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:21:28,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:21:28,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:21:28,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:21:28,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:21:28,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:21:28,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 03:21:28,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 03:21:28,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 03:21:28,156 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:21:28,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:21:28,157 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:21:28,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:21:28,157 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:21:28,157 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:21:28,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:21:28,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:21:28,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:21:28,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:21:28,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:21:28,158 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 03:21:28,159 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 03:21:28,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:21:28,159 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 03:21:28,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 03:21:28,159 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_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec5a38bdcfa55d3eade09a482c32f3a3863eaa8e13e2a337e00dc10a9c55f830 [2022-12-15 03:21:28,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:21:28,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:21:28,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:21:28,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:21:28,419 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:21:28,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/sqm-if.c [2022-12-15 03:21:31,041 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:21:31,191 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:21:31,191 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/sv-benchmarks/c/array-fpi/sqm-if.c [2022-12-15 03:21:31,196 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data/96c305ad8/a8abd74b2b3a45469867f257771ba4d6/FLAGaa0df75c7 [2022-12-15 03:21:31,207 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/data/96c305ad8/a8abd74b2b3a45469867f257771ba4d6 [2022-12-15 03:21:31,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:21:31,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:21:31,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:21:31,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:21:31,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:21:31,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2232b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31, skipping insertion in model container [2022-12-15 03:21:31,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:21:31,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:21:31,335 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2022-12-15 03:21:31,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:21:31,361 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:21:31,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/sv-benchmarks/c/array-fpi/sqm-if.c[589,602] [2022-12-15 03:21:31,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:21:31,386 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:21:31,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31 WrapperNode [2022-12-15 03:21:31,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:21:31,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:21:31,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:21:31,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:21:31,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,412 INFO L138 Inliner]: procedures = 18, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2022-12-15 03:21:31,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:21:31,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:21:31,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:21:31,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:21:31,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,430 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:21:31,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:21:31,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:21:31,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:21:31,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:21:31,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:21:31,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:21:31,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:21:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:21:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 03:21:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-15 03:21:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:21:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:21:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:21:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-15 03:21:31,547 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:21:31,549 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:21:31,783 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:21:31,855 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:21:31,855 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-15 03:21:31,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:21:31 BoogieIcfgContainer [2022-12-15 03:21:31,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:21:31,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:21:31,859 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:21:31,866 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:21:31,866 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:21:31" (1/1) ... [2022-12-15 03:21:31,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:21:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:21:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-15 03:21:31,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-15 03:21:31,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:21:31,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:21:31,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:21:31,945 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) [2022-12-15 03:21:31,948 INFO L158 Benchmark]: Toolchain (without parser) took 737.75ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 36.4MB in the end (delta: 19.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-12-15 03:21:31,949 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:21:31,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.10ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 44.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 03:21:31,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.85ms. Allocated memory is still 75.5MB. Free memory was 44.4MB in the beginning and 42.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:21:31,950 INFO L158 Benchmark]: Boogie Preprocessor took 19.77ms. Allocated memory is still 75.5MB. Free memory was 42.9MB in the beginning and 41.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:21:31,951 INFO L158 Benchmark]: RCFGBuilder took 424.83ms. Allocated memory is still 75.5MB. Free memory was 41.3MB in the beginning and 42.4MB in the end (delta: -1.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-12-15 03:21:31,951 INFO L158 Benchmark]: CodeCheck took 88.76ms. Allocated memory is still 75.5MB. Free memory was 42.4MB in the beginning and 36.4MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 03:21:31,954 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 0.17ms. Allocated memory is still 56.6MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.10ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 44.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.85ms. Allocated memory is still 75.5MB. Free memory was 44.4MB in the beginning and 42.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.77ms. Allocated memory is still 75.5MB. Free memory was 42.9MB in the beginning and 41.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 424.83ms. Allocated memory is still 75.5MB. Free memory was 41.3MB in the beginning and 42.4MB in the end (delta: -1.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * CodeCheck took 88.76ms. Allocated memory is still 75.5MB. Free memory was 42.4MB in the beginning and 36.4MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 03:21:31,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520d1501-86ff-40cd-a387-752959dae11c/bin/ukojak-rkRKPMF4O4/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