./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array28_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array28_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f --- 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 [2022-12-14 21:29:05,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:29:05,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:29:05,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:29:05,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:29:05,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:29:05,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:29:05,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:29:05,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:29:05,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:29:05,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:29:05,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:29:05,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:29:05,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:29:05,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:29:05,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:29:05,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:29:05,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:29:05,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:29:05,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:29:05,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:29:05,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:29:05,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:29:05,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:29:05,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:29:05,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:29:05,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:29:05,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:29:05,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:29:05,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:29:05,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:29:05,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:29:05,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:29:05,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:29:05,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:29:05,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:29:05,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:29:05,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:29:05,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:29:05,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:29:05,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:29:05,601 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 21:29:05,615 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:29:05,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:29:05,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:29:05,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:29:05,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:29:05,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:29:05,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:29:05,617 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:29:05,618 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:29:05,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:29:05,619 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:29:05,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:29:05,619 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:29:05,619 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:29:05,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:29:05,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:29:05,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:29:05,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:29:05,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:29:05,620 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:29:05,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:29:05,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:29:05,621 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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f [2022-12-14 21:29:05,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:29:05,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:29:05,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:29:05,810 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:29:05,811 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:29:05,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array28_pattern.c [2022-12-14 21:29:08,350 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:29:08,500 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:29:08,501 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/sv-benchmarks/c/array-patterns/array28_pattern.c [2022-12-14 21:29:08,505 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data/221412ac5/c3c04d79e90d40ad8fa2e6d34b874099/FLAG985cfc4a5 [2022-12-14 21:29:08,931 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data/221412ac5/c3c04d79e90d40ad8fa2e6d34b874099 [2022-12-14 21:29:08,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:29:08,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:29:08,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:29:08,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:29:08,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:29:08,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:08" (1/1) ... [2022-12-14 21:29:08,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7328039a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:08, skipping insertion in model container [2022-12-14 21:29:08,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:08" (1/1) ... [2022-12-14 21:29:08,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:29:08,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:29:09,049 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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2022-12-14 21:29:09,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:29:09,069 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:29:09,077 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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2022-12-14 21:29:09,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:29:09,093 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:29:09,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09 WrapperNode [2022-12-14 21:29:09,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:29:09,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:29:09,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:29:09,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:29:09,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,117 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2022-12-14 21:29:09,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:29:09,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:29:09,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:29:09,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:29:09,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:29:09,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:29:09,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:29:09,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:29:09,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:29:09,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:29:09,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:29:09,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:29:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:29:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:29:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:29:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:29:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:29:09,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:29:09,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:29:09,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:29:09,240 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:29:09,242 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:29:09,353 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:29:09,404 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:29:09,404 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 21:29:09,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:29:09 BoogieIcfgContainer [2022-12-14 21:29:09,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:29:09,406 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:29:09,406 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:29:09,414 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:29:09,414 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:29:09" (1/1) ... [2022-12-14 21:29:09,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:29:09,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-12-14 21:29:09,460 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-12-14 21:29:09,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:29:09,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:09,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:09,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:09,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:09,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:09,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2022-12-14 21:29:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2022-12-14 21:29:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:29:09,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:09,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:09,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:29:09,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:09,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2022-12-14 21:29:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2022-12-14 21:29:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:29:09,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:09,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:09,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:29:09,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2022-12-14 21:29:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2022-12-14 21:29:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 21:29:10,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:10,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:10,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:29:10,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:29:10,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 20 states and 41 transitions. [2022-12-14 21:29:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 41 transitions. [2022-12-14 21:29:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:29:10,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:10,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:10,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:29:10,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:10,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:29:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 21 states and 45 transitions. [2022-12-14 21:29:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 45 transitions. [2022-12-14 21:29:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:29:10,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:10,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:10,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:10,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:10,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 23 states and 51 transitions. [2022-12-14 21:29:10,725 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 51 transitions. [2022-12-14 21:29:10,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 21:29:10,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:10,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:10,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 21:29:10,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:10,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:29:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:10,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 25 states and 53 transitions. [2022-12-14 21:29:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 53 transitions. [2022-12-14 21:29:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:29:10,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:10,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:10,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 21:29:10,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:11,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 27 states and 58 transitions. [2022-12-14 21:29:11,379 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 58 transitions. [2022-12-14 21:29:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:29:11,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:11,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:11,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 21:29:11,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:11,509 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 [2022-12-14 21:29:11,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 7 [2022-12-14 21:29:11,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 32 states and 69 transitions. [2022-12-14 21:29:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 69 transitions. [2022-12-14 21:29:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 21:29:12,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:12,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 21:29:12,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:12,323 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 [2022-12-14 21:29:12,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 7 [2022-12-14 21:29:12,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:12,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:12,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 34 states and 74 transitions. [2022-12-14 21:29:12,587 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 74 transitions. [2022-12-14 21:29:12,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:29:12,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:12,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:12,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:12,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:12,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:29:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 37 states and 82 transitions. [2022-12-14 21:29:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 82 transitions. [2022-12-14 21:29:13,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:29:13,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:13,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:13,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:13,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:29:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 38 states and 84 transitions. [2022-12-14 21:29:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 84 transitions. [2022-12-14 21:29:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 21:29:13,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:13,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:13,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:13,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:14,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 42 states and 93 transitions. [2022-12-14 21:29:14,565 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 93 transitions. [2022-12-14 21:29:14,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 21:29:14,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:14,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:14,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:14,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:29:14,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:14,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 43 states and 94 transitions. [2022-12-14 21:29:14,737 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 94 transitions. [2022-12-14 21:29:14,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:29:14,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:14,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:14,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:14,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:29:15,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 44 states and 95 transitions. [2022-12-14 21:29:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 95 transitions. [2022-12-14 21:29:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:29:15,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:15,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:15,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:15,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:29:15,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 46 states and 99 transitions. [2022-12-14 21:29:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 99 transitions. [2022-12-14 21:29:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:29:15,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:15,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:15,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:15,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:15,614 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:29:16,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 48 states and 102 transitions. [2022-12-14 21:29:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 102 transitions. [2022-12-14 21:29:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:29:16,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:16,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:16,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:16,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:16,077 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:29:16,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:16,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 53 states and 109 transitions. [2022-12-14 21:29:16,897 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 109 transitions. [2022-12-14 21:29:16,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:29:16,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:16,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:16,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:16,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:29:17,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2022-12-14 21:29:17,189 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2022-12-14 21:29:17,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:17,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:17,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:17,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:17,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:29:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 93 transitions. [2022-12-14 21:29:17,744 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 93 transitions. [2022-12-14 21:29:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:17,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:17,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:17,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:17,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:29:17,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:17,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 47 states and 96 transitions. [2022-12-14 21:29:17,993 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 96 transitions. [2022-12-14 21:29:17,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:17,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:17,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:18,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:18,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:29:18,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:18,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 96 transitions. [2022-12-14 21:29:18,237 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 96 transitions. [2022-12-14 21:29:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 21:29:18,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:18,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:18,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:18,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:18,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:18,292 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 21:29:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:18,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2022-12-14 21:29:18,490 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2022-12-14 21:29:18,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:29:18,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:18,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:18,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 21:29:18,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 21:29:18,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:18,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2022-12-14 21:29:18,704 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2022-12-14 21:29:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:29:18,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:18,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:18,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 21:29:18,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:19,000 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 21 treesize of output 17 [2022-12-14 21:29:19,006 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:29:19,008 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:29:19,101 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 36 treesize of output 34 [2022-12-14 21:29:19,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 122 [2022-12-14 21:29:19,462 INFO L321 Elim1Store]: treesize reduction 81, result has 28.3 percent of original size [2022-12-14 21:29:19,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 51 treesize of output 61 [2022-12-14 21:29:19,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:29:19,501 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:29:19,502 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 21:29:19,657 INFO L321 Elim1Store]: treesize reduction 66, result has 20.5 percent of original size [2022-12-14 21:29:19,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 51 [2022-12-14 21:29:20,627 INFO L321 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2022-12-14 21:29:20,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 22 [2022-12-14 21:29:20,631 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:25,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:25,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2022-12-14 21:29:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2022-12-14 21:29:25,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:29:25,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:25,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:25,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 21:29:25,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:25,377 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:29:25,380 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 21 treesize of output 17 [2022-12-14 21:29:25,385 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:29:25,399 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 36 treesize of output 34 [2022-12-14 21:29:25,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 122 [2022-12-14 21:29:25,462 INFO L321 Elim1Store]: treesize reduction 81, result has 28.3 percent of original size [2022-12-14 21:29:25,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 3 case distinctions, treesize of input 51 treesize of output 61 [2022-12-14 21:29:25,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:29:25,486 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 8 treesize of output 1 [2022-12-14 21:29:25,519 INFO L321 Elim1Store]: treesize reduction 66, result has 20.5 percent of original size [2022-12-14 21:29:25,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 51 [2022-12-14 21:29:25,907 INFO L321 Elim1Store]: treesize reduction 42, result has 2.3 percent of original size [2022-12-14 21:29:25,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 22 [2022-12-14 21:29:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:29:27,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2022-12-14 21:29:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2022-12-14 21:29:27,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:29:27,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:27,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:27,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:27,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:27,678 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 21:29:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:33,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 80 states and 151 transitions. [2022-12-14 21:29:33,862 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 151 transitions. [2022-12-14 21:29:33,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:29:33,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:33,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:33,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:33,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 21:29:35,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:35,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 81 states and 151 transitions. [2022-12-14 21:29:35,941 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 151 transitions. [2022-12-14 21:29:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:29:35,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:35,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:35,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:35,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 21:29:38,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:38,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 84 states and 155 transitions. [2022-12-14 21:29:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 155 transitions. [2022-12-14 21:29:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:29:38,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:38,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:38,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:38,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:38,887 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 35 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 21:29:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:39,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 85 states and 156 transitions. [2022-12-14 21:29:39,495 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 156 transitions. [2022-12-14 21:29:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:29:39,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:39,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:39,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:39,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:39,664 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 21:29:41,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 88 states and 165 transitions. [2022-12-14 21:29:41,257 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 165 transitions. [2022-12-14 21:29:41,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:29:41,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:41,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:41,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:41,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:41,431 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 23 proven. 27 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 21:29:42,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:42,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 89 states and 165 transitions. [2022-12-14 21:29:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 165 transitions. [2022-12-14 21:29:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:29:42,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:42,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:42,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:42,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:42,594 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-14 21:29:45,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:45,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 95 states and 183 transitions. [2022-12-14 21:29:45,096 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 183 transitions. [2022-12-14 21:29:45,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:29:45,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:45,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:45,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:45,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-14 21:29:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 98 states and 189 transitions. [2022-12-14 21:29:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 189 transitions. [2022-12-14 21:29:46,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:29:46,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:46,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:46,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:46,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:46,449 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-14 21:29:46,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 99 states and 189 transitions. [2022-12-14 21:29:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 189 transitions. [2022-12-14 21:29:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:29:46,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:46,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:46,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:46,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 30 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-14 21:29:48,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 102 states and 192 transitions. [2022-12-14 21:29:48,501 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 192 transitions. [2022-12-14 21:29:48,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:29:48,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:48,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:48,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:48,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:48,728 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:29:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 107 states and 203 transitions. [2022-12-14 21:29:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 203 transitions. [2022-12-14 21:29:51,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:29:51,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:51,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:51,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:51,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:51,601 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:29:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 108 states and 206 transitions. [2022-12-14 21:29:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 206 transitions. [2022-12-14 21:29:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:29:52,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:52,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:52,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:52,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 21:29:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:53,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 111 states and 207 transitions. [2022-12-14 21:29:53,652 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 207 transitions. [2022-12-14 21:29:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:29:53,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:53,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:53,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:53,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 21:29:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:56,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 116 states and 221 transitions. [2022-12-14 21:29:56,174 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 221 transitions. [2022-12-14 21:29:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:29:56,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:56,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:56,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:56,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:56,580 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 21:29:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 117 states and 224 transitions. [2022-12-14 21:29:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 224 transitions. [2022-12-14 21:29:57,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:29:57,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:57,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:57,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:57,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-14 21:29:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 119 states and 224 transitions. [2022-12-14 21:29:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 224 transitions. [2022-12-14 21:29:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:29:58,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:58,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:58,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:29:58,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:29:58,709 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 59 proven. 27 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 21:29:59,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:29:59,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 120 states and 228 transitions. [2022-12-14 21:29:59,427 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 228 transitions. [2022-12-14 21:29:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:29:59,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:29:59,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:29:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:29:59,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:29:59,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 62 proven. 38 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 21:30:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:06,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 129 states and 243 transitions. [2022-12-14 21:30:06,098 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 243 transitions. [2022-12-14 21:30:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 21:30:06,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:06,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:06,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:30:06,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 80 proven. 26 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 21:30:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 243 transitions. [2022-12-14 21:30:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 243 transitions. [2022-12-14 21:30:09,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:30:09,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:09,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:09,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:30:09,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 80 proven. 46 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 21:30:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:12,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 134 states and 255 transitions. [2022-12-14 21:30:12,532 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 255 transitions. [2022-12-14 21:30:12,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:30:12,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:12,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:12,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:30:12,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 50 proven. 30 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-12-14 21:30:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 135 states and 257 transitions. [2022-12-14 21:30:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 257 transitions. [2022-12-14 21:30:13,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:30:13,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:13,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:13,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 21:30:13,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 46 proven. 59 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-14 21:30:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 137 states and 264 transitions. [2022-12-14 21:30:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 264 transitions. [2022-12-14 21:30:14,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:30:14,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:14,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:14,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 21:30:14,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:14,940 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 46 proven. 59 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-14 21:30:15,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:15,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 138 states and 265 transitions. [2022-12-14 21:30:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 265 transitions. [2022-12-14 21:30:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:30:15,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:15,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:15,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 21:30:15,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:15,672 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 46 proven. 59 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-14 21:30:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:16,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 139 states and 265 transitions. [2022-12-14 21:30:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 265 transitions. [2022-12-14 21:30:16,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:30:16,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:16,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:18,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 128 conjunts are in the unsatisfiable core [2022-12-14 21:30:18,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:18,161 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:30:18,166 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 21 treesize of output 17 [2022-12-14 21:30:18,171 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:30:18,184 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 36 treesize of output 35 [2022-12-14 21:30:18,491 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:18,491 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 1 case distinctions, treesize of input 56 treesize of output 58 [2022-12-14 21:30:19,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 114 [2022-12-14 21:30:19,431 INFO L321 Elim1Store]: treesize reduction 112, result has 18.8 percent of original size [2022-12-14 21:30:19,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 43 treesize of output 58 [2022-12-14 21:30:19,442 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:19,442 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:30:19,453 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:19,454 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 21:30:19,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 130 [2022-12-14 21:30:19,830 INFO L321 Elim1Store]: treesize reduction 148, result has 14.9 percent of original size [2022-12-14 21:30:19,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 59 treesize of output 78 [2022-12-14 21:30:19,840 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:30:19,864 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:30:19,869 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:19,870 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2022-12-14 21:30:19,874 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 9 treesize of output 1 [2022-12-14 21:30:20,269 INFO L321 Elim1Store]: treesize reduction 176, result has 12.9 percent of original size [2022-12-14 21:30:20,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 79 treesize of output 90 [2022-12-14 21:30:21,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 145 [2022-12-14 21:30:21,381 INFO L321 Elim1Store]: treesize reduction 354, result has 14.7 percent of original size [2022-12-14 21:30:21,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 74 treesize of output 104 [2022-12-14 21:30:21,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:30:21,426 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 8 treesize of output 1 [2022-12-14 21:30:21,798 INFO L321 Elim1Store]: treesize reduction 376, result has 14.0 percent of original size [2022-12-14 21:30:21,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 112 treesize of output 117 [2022-12-14 21:30:22,292 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-14 21:30:22,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 118 treesize of output 126 [2022-12-14 21:30:29,201 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-14 21:30:29,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 182 treesize of output 46 [2022-12-14 21:30:29,206 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:30:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:30:50,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 143 states and 276 transitions. [2022-12-14 21:30:50,855 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 276 transitions. [2022-12-14 21:30:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:30:50,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:30:50,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:30:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:30:53,336 WARN L261 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 135 conjunts are in the unsatisfiable core [2022-12-14 21:30:53,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:30:53,835 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 17 treesize of output 13 [2022-12-14 21:30:54,131 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 36 treesize of output 35 [2022-12-14 21:30:54,628 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:54,629 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 1 case distinctions, treesize of input 56 treesize of output 58 [2022-12-14 21:30:55,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 123 [2022-12-14 21:30:55,372 INFO L321 Elim1Store]: treesize reduction 147, result has 18.3 percent of original size [2022-12-14 21:30:55,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 21:30:55,393 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:30:55,400 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:55,401 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2022-12-14 21:30:55,405 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 9 treesize of output 1 [2022-12-14 21:30:55,450 INFO L321 Elim1Store]: treesize reduction 149, result has 18.1 percent of original size [2022-12-14 21:30:55,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 68 treesize of output 76 [2022-12-14 21:30:55,872 INFO L321 Elim1Store]: treesize reduction 176, result has 12.9 percent of original size [2022-12-14 21:30:55,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 81 treesize of output 92 [2022-12-14 21:30:57,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 155 [2022-12-14 21:30:57,171 INFO L321 Elim1Store]: treesize reduction 354, result has 14.7 percent of original size [2022-12-14 21:30:57,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 84 treesize of output 106 [2022-12-14 21:30:57,179 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:30:57,179 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:30:57,209 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 8 treesize of output 1 [2022-12-14 21:30:57,845 INFO L321 Elim1Store]: treesize reduction 376, result has 14.0 percent of original size [2022-12-14 21:30:57,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 100 treesize of output 117 [2022-12-14 21:30:58,526 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-14 21:30:58,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 106 treesize of output 126 [2022-12-14 21:31:08,227 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-14 21:31:08,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 182 treesize of output 46 [2022-12-14 21:31:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:31:33,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:31:33,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 160 states and 301 transitions. [2022-12-14 21:31:33,794 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 301 transitions. [2022-12-14 21:31:33,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:31:33,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:31:33,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:31:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:31:35,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 125 conjunts are in the unsatisfiable core [2022-12-14 21:31:35,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:31:35,841 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:31:35,845 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 21 treesize of output 17 [2022-12-14 21:31:35,852 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:31:36,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 110 [2022-12-14 21:31:36,214 INFO L321 Elim1Store]: treesize reduction 35, result has 27.1 percent of original size [2022-12-14 21:31:36,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 39 treesize of output 42 [2022-12-14 21:31:36,229 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:31:36,240 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 8 treesize of output 1 [2022-12-14 21:31:36,627 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:31:36,628 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 1 case distinctions, treesize of input 56 treesize of output 58 [2022-12-14 21:31:37,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 140 [2022-12-14 21:31:38,011 INFO L321 Elim1Store]: treesize reduction 122, result has 28.2 percent of original size [2022-12-14 21:31:38,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 84 [2022-12-14 21:31:38,022 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:31:38,023 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2022-12-14 21:31:38,037 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:31:38,038 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 21:31:38,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 156 [2022-12-14 21:31:38,620 INFO L321 Elim1Store]: treesize reduction 152, result has 24.0 percent of original size [2022-12-14 21:31:38,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 85 treesize of output 104 [2022-12-14 21:31:38,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:31:38,652 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 8 treesize of output 1 [2022-12-14 21:31:39,261 INFO L321 Elim1Store]: treesize reduction 165, result has 22.5 percent of original size [2022-12-14 21:31:39,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 102 treesize of output 112 [2022-12-14 21:31:40,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 184 [2022-12-14 21:31:40,917 INFO L321 Elim1Store]: treesize reduction 340, result has 21.8 percent of original size [2022-12-14 21:31:40,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 113 treesize of output 143 [2022-12-14 21:31:40,934 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:31:40,935 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:31:40,949 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:31:40,949 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 21:31:41,586 INFO L321 Elim1Store]: treesize reduction 348, result has 21.4 percent of original size [2022-12-14 21:31:41,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 137 treesize of output 154 [2022-12-14 21:31:42,203 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-14 21:31:42,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 106 treesize of output 126 [2022-12-14 21:31:51,593 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-14 21:31:51,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 182 treesize of output 46 [2022-12-14 21:31:51,598 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:12,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 166 states and 322 transitions. [2022-12-14 21:32:12,837 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 322 transitions. [2022-12-14 21:32:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:32:12,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:12,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:14,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 127 conjunts are in the unsatisfiable core [2022-12-14 21:32:14,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:32:14,979 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 17 treesize of output 13 [2022-12-14 21:32:14,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 110 [2022-12-14 21:32:15,008 INFO L321 Elim1Store]: treesize reduction 35, result has 27.1 percent of original size [2022-12-14 21:32:15,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 39 treesize of output 42 [2022-12-14 21:32:15,022 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:15,022 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2022-12-14 21:32:15,030 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:15,030 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2022-12-14 21:32:15,036 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:15,037 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 21:32:15,493 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:15,493 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 1 case distinctions, treesize of input 56 treesize of output 58 [2022-12-14 21:32:15,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 123 [2022-12-14 21:32:15,896 INFO L321 Elim1Store]: treesize reduction 147, result has 18.3 percent of original size [2022-12-14 21:32:15,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 67 [2022-12-14 21:32:15,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:32:15,914 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:32:15,928 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 8 treesize of output 1 [2022-12-14 21:32:15,977 INFO L321 Elim1Store]: treesize reduction 149, result has 18.1 percent of original size [2022-12-14 21:32:15,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 68 treesize of output 76 [2022-12-14 21:32:16,396 INFO L321 Elim1Store]: treesize reduction 167, result has 13.5 percent of original size [2022-12-14 21:32:16,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 79 treesize of output 89 [2022-12-14 21:32:18,192 INFO L321 Elim1Store]: treesize reduction 300, result has 19.6 percent of original size [2022-12-14 21:32:18,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 99 treesize of output 113 [2022-12-14 21:32:18,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 166 [2022-12-14 21:32:18,800 INFO L321 Elim1Store]: treesize reduction 462, result has 11.7 percent of original size [2022-12-14 21:32:18,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 95 treesize of output 130 [2022-12-14 21:32:18,845 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:18,846 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2022-12-14 21:32:18,850 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 9 treesize of output 1 [2022-12-14 21:32:19,366 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-14 21:32:19,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 106 treesize of output 126 [2022-12-14 21:32:22,946 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-14 21:32:22,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 182 treesize of output 46 [2022-12-14 21:32:22,953 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 168 states and 323 transitions. [2022-12-14 21:32:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 323 transitions. [2022-12-14 21:32:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 21:32:27,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:27,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:29,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 130 conjunts are in the unsatisfiable core [2022-12-14 21:32:29,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:32:29,309 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:32:29,313 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 21:32:29,315 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 21 treesize of output 17 [2022-12-14 21:32:29,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 114 [2022-12-14 21:32:29,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 43 treesize of output 46 [2022-12-14 21:32:29,364 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:29,364 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-12-14 21:32:29,383 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:29,384 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2022-12-14 21:32:29,393 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:29,394 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:32:29,397 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 8 treesize of output 1 [2022-12-14 21:32:29,638 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:29,638 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 1 case distinctions, treesize of input 56 treesize of output 58 [2022-12-14 21:32:29,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 114 [2022-12-14 21:32:29,707 INFO L321 Elim1Store]: treesize reduction 112, result has 18.8 percent of original size [2022-12-14 21:32:29,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 43 treesize of output 58 [2022-12-14 21:32:29,713 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:29,714 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:32:29,728 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 8 treesize of output 1 [2022-12-14 21:32:29,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 130 [2022-12-14 21:32:29,782 INFO L321 Elim1Store]: treesize reduction 148, result has 14.9 percent of original size [2022-12-14 21:32:29,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 59 treesize of output 78 [2022-12-14 21:32:29,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 17 treesize of output 8 [2022-12-14 21:32:29,813 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 8 treesize of output 1 [2022-12-14 21:32:29,868 INFO L321 Elim1Store]: treesize reduction 167, result has 13.5 percent of original size [2022-12-14 21:32:29,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 79 treesize of output 89 [2022-12-14 21:32:31,500 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 147 [2022-12-14 21:32:31,574 INFO L321 Elim1Store]: treesize reduction 354, result has 14.7 percent of original size [2022-12-14 21:32:31,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 76 treesize of output 106 [2022-12-14 21:32:31,582 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:31,583 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:32:31,604 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 8 treesize of output 1 [2022-12-14 21:32:32,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 166 [2022-12-14 21:32:32,108 INFO L321 Elim1Store]: treesize reduction 462, result has 11.7 percent of original size [2022-12-14 21:32:32,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 95 treesize of output 130 [2022-12-14 21:32:32,118 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:32,118 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2022-12-14 21:32:32,135 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 21:32:32,135 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-12-14 21:32:32,673 INFO L321 Elim1Store]: treesize reduction 374, result has 14.0 percent of original size [2022-12-14 21:32:32,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 34 case distinctions, treesize of input 118 treesize of output 126 [2022-12-14 21:32:35,524 INFO L321 Elim1Store]: treesize reduction 288, result has 0.3 percent of original size [2022-12-14 21:32:35,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 182 treesize of output 46 [2022-12-14 21:32:35,529 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 169 states and 325 transitions. [2022-12-14 21:32:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 325 transitions. [2022-12-14 21:32:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:32:39,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:39,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:39,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:32:39,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:32:42,268 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-12-14 21:32:51,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 174 states and 332 transitions. [2022-12-14 21:32:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 332 transitions. [2022-12-14 21:32:51,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:32:51,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:51,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:51,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:32:51,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:32:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-12-14 21:32:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 176 states and 335 transitions. [2022-12-14 21:32:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 335 transitions. [2022-12-14 21:32:53,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:32:53,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:53,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:54,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:32:54,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:32:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-12-14 21:32:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 179 states and 338 transitions. [2022-12-14 21:32:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 338 transitions. [2022-12-14 21:32:58,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:32:58,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:58,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:58,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:32:58,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:32:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 90 proven. 53 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-14 21:32:59,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 180 states and 340 transitions. [2022-12-14 21:32:59,982 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 340 transitions. [2022-12-14 21:32:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:32:59,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:59,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:00,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:00,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 21:33:11,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:11,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 186 states and 355 transitions. [2022-12-14 21:33:11,983 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 355 transitions. [2022-12-14 21:33:11,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:33:11,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:11,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:12,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 21:33:12,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 90 proven. 53 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-14 21:33:12,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 187 states and 355 transitions. [2022-12-14 21:33:12,927 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 355 transitions. [2022-12-14 21:33:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:33:12,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:12,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:12,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:12,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 21:33:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 191 states and 360 transitions. [2022-12-14 21:33:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 360 transitions. [2022-12-14 21:33:18,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:33:18,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:18,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:18,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:18,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 21:33:21,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 193 states and 361 transitions. [2022-12-14 21:33:21,391 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 361 transitions. [2022-12-14 21:33:21,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 21:33:21,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:21,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:21,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:21,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-12-14 21:33:22,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:22,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 194 states and 362 transitions. [2022-12-14 21:33:22,456 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 362 transitions. [2022-12-14 21:33:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:33:22,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:22,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:22,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 21:33:22,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:22,695 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 104 proven. 59 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-14 21:33:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:25,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 165 states and 296 transitions. [2022-12-14 21:33:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 296 transitions. [2022-12-14 21:33:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:33:25,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:25,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:25,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:25,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:25,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 109 proven. 38 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-14 21:33:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 166 states and 297 transitions. [2022-12-14 21:33:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 297 transitions. [2022-12-14 21:33:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:33:28,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:28,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:28,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:28,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:28,332 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 21:33:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 173 states and 321 transitions. [2022-12-14 21:33:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 321 transitions. [2022-12-14 21:33:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:33:36,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:36,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:36,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:36,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 21:33:43,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 179 states and 333 transitions. [2022-12-14 21:33:43,789 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 333 transitions. [2022-12-14 21:33:43,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:33:43,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:43,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:43,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:43,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 21:33:53,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:53,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 185 states and 340 transitions. [2022-12-14 21:33:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 340 transitions. [2022-12-14 21:33:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:33:53,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:53,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:53,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:53,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:53,754 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 21:33:55,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 186 states and 344 transitions. [2022-12-14 21:33:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 344 transitions. [2022-12-14 21:33:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:33:55,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:55,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:55,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:55,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 21:33:57,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 187 states and 348 transitions. [2022-12-14 21:33:57,630 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 348 transitions. [2022-12-14 21:33:57,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 21:33:57,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:57,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:57,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:57,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 70 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 21:33:59,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 178 states and 330 transitions. [2022-12-14 21:33:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 330 transitions. [2022-12-14 21:33:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:33:59,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:59,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:59,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:33:59,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:33:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 21:34:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 184 states and 344 transitions. [2022-12-14 21:34:10,203 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 344 transitions. [2022-12-14 21:34:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:34:10,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:10,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:10,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:10,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:10,462 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 21:34:11,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 185 states and 349 transitions. [2022-12-14 21:34:11,534 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 349 transitions. [2022-12-14 21:34:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:34:11,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:11,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:11,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:11,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 21:34:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 191 states and 360 transitions. [2022-12-14 21:34:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 360 transitions. [2022-12-14 21:34:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:34:21,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:21,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:21,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:21,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 21:34:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:24,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 192 states and 360 transitions. [2022-12-14 21:34:24,328 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 360 transitions. [2022-12-14 21:34:24,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 21:34:24,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:24,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:24,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:24,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 70 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 21:34:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 168 states and 309 transitions. [2022-12-14 21:34:31,091 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 309 transitions. [2022-12-14 21:34:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:34:31,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:31,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:31,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:31,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 21:34:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:35,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 171 states and 317 transitions. [2022-12-14 21:34:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 317 transitions. [2022-12-14 21:34:35,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:34:35,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:35,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:35,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:35,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 79 proven. 70 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 21:34:38,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:38,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 172 states and 320 transitions. [2022-12-14 21:34:38,411 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 320 transitions. [2022-12-14 21:34:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:34:38,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:38,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:38,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:38,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 21:34:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 173 states and 323 transitions. [2022-12-14 21:34:43,197 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 323 transitions. [2022-12-14 21:34:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:34:43,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:43,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:43,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:43,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:43,507 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 21:34:46,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 174 states and 325 transitions. [2022-12-14 21:34:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 325 transitions. [2022-12-14 21:34:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:34:46,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:46,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:46,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:46,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:47,039 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 21:34:48,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 175 states and 325 transitions. [2022-12-14 21:34:48,168 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 325 transitions. [2022-12-14 21:34:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 21:34:48,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:48,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:48,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:48,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 53 proven. 70 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-12-14 21:34:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 171 states and 314 transitions. [2022-12-14 21:34:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 314 transitions. [2022-12-14 21:34:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 21:34:54,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:54,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:54,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:34:54,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:34:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-14 21:35:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 177 states and 331 transitions. [2022-12-14 21:35:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 331 transitions. [2022-12-14 21:35:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 21:35:02,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:02,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:02,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:35:02,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-14 21:35:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 178 states and 334 transitions. [2022-12-14 21:35:05,254 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 334 transitions. [2022-12-14 21:35:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 21:35:05,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:05,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:35:05,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:05,509 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-14 21:35:07,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:07,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 179 states and 335 transitions. [2022-12-14 21:35:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 335 transitions. [2022-12-14 21:35:07,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 21:35:07,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:07,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:07,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:35:07,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-14 21:35:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 181 states and 335 transitions. [2022-12-14 21:35:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 335 transitions. [2022-12-14 21:35:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 21:35:10,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:10,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:10,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 21:35:10,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 21:35:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 126 proven. 70 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-12-14 21:35:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 182 states and 337 transitions. [2022-12-14 21:35:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 337 transitions. [2022-12-14 21:35:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 21:35:12,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:12,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 21:35:22,159 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) [2022-12-14 21:35:22,162 INFO L158 Benchmark]: Toolchain (without parser) took 373228.19ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 82.4MB in the beginning and 359.7MB in the end (delta: -277.3MB). Peak memory consumption was 512.7MB. Max. memory is 16.1GB. [2022-12-14 21:35:22,162 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.7MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:35:22,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.10ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 71.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 21:35:22,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.99ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:35:22,162 INFO L158 Benchmark]: Boogie Preprocessor took 16.57ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 68.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:35:22,162 INFO L158 Benchmark]: RCFGBuilder took 270.55ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 53.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 21:35:22,162 INFO L158 Benchmark]: CodeCheck took 372754.81ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 53.4MB in the beginning and 359.7MB in the end (delta: -306.3MB). Peak memory consumption was 485.4MB. Max. memory is 16.1GB. [2022-12-14 21:35:22,163 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 0.15ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.7MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.10ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 71.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.99ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.57ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 68.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 270.55ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 53.5MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 372754.81ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 53.4MB in the beginning and 359.7MB in the end (delta: -306.3MB). Peak memory consumption was 485.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:35:22,368 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 21:35:22,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array28_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f --- 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 [2022-12-14 21:35:23,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:35:23,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:35:23,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:35:23,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:35:23,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:35:23,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:35:23,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:35:23,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:35:23,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:35:23,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:35:23,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:35:23,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:35:23,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:35:23,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:35:23,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:35:23,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:35:23,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:35:23,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:35:23,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:35:23,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:35:23,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:35:23,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:35:23,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:35:23,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:35:23,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:35:23,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:35:23,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:35:23,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:35:23,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:35:23,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:35:23,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:35:23,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:35:23,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:35:23,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:35:23,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:35:23,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:35:23,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:35:23,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:35:23,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:35:23,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:35:23,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 21:35:23,911 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:35:23,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:35:23,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:35:23,912 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:35:23,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:35:23,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:35:23,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:35:23,913 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:35:23,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:35:23,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:35:23,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:35:23,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:35:23,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:35:23,914 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:35:23,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:35:23,915 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:35:23,915 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:35:23,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:35:23,915 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:35:23,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:35:23,915 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:35:23,915 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:35:23,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:35:23,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:35:23,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:35:23,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:35:23,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:35:23,916 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:35:23,917 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:35:23,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:35:23,917 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:35:23,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:35:23,917 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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f [2022-12-14 21:35:24,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:35:24,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:35:24,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:35:24,162 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:35:24,162 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:35:24,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-patterns/array28_pattern.c [2022-12-14 21:35:26,759 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:35:26,898 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:35:26,898 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/sv-benchmarks/c/array-patterns/array28_pattern.c [2022-12-14 21:35:26,904 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data/529ce00bd/a5d731765cb34e99a5db50b7b8968943/FLAG3bad70446 [2022-12-14 21:35:26,915 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/data/529ce00bd/a5d731765cb34e99a5db50b7b8968943 [2022-12-14 21:35:26,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:35:26,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:35:26,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:35:26,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:35:26,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:35:26,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:35:26" (1/1) ... [2022-12-14 21:35:26,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d74e29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:26, skipping insertion in model container [2022-12-14 21:35:26,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:35:26" (1/1) ... [2022-12-14 21:35:26,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:35:26,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:35:27,055 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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2022-12-14 21:35:27,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:35:27,079 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:35:27,088 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_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2022-12-14 21:35:27,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:35:27,104 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:35:27,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27 WrapperNode [2022-12-14 21:35:27,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:35:27,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:35:27,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:35:27,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:35:27,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,131 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-12-14 21:35:27,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:35:27,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:35:27,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:35:27,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:35:27,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,150 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:35:27,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:35:27,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:35:27,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:35:27,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:35:27,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:35:27,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:35:27,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:35:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:35:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 21:35:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:35:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 21:35:27,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:35:27,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:35:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:35:27,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 21:35:27,268 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:35:27,269 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:35:27,513 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:35:27,569 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:35:27,570 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 21:35:27,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:35:27 BoogieIcfgContainer [2022-12-14 21:35:27,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:35:27,572 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:35:27,572 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:35:27,579 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:35:27,580 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:35:27" (1/1) ... [2022-12-14 21:35:27,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:35:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-12-14 21:35:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-12-14 21:35:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:35:27,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:27,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:27,652 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) [2022-12-14 21:35:27,655 INFO L158 Benchmark]: Toolchain (without parser) took 736.17ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 47.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-12-14 21:35:27,655 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:35:27,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.83ms. Allocated memory is still 86.0MB. Free memory was 57.9MB in the beginning and 46.9MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 21:35:27,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.90ms. Allocated memory is still 86.0MB. Free memory was 46.9MB in the beginning and 45.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 21:35:27,656 INFO L158 Benchmark]: Boogie Preprocessor took 19.96ms. Allocated memory is still 86.0MB. Free memory was 45.1MB in the beginning and 43.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:35:27,657 INFO L158 Benchmark]: RCFGBuilder took 418.95ms. Allocated memory is still 86.0MB. Free memory was 43.7MB in the beginning and 53.3MB in the end (delta: -9.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-12-14 21:35:27,657 INFO L158 Benchmark]: CodeCheck took 81.33ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 47.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 21:35:27,659 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 0.10ms. Allocated memory is still 69.2MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 185.83ms. Allocated memory is still 86.0MB. Free memory was 57.9MB in the beginning and 46.9MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.90ms. Allocated memory is still 86.0MB. Free memory was 46.9MB in the beginning and 45.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.96ms. Allocated memory is still 86.0MB. Free memory was 45.1MB in the beginning and 43.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 418.95ms. Allocated memory is still 86.0MB. Free memory was 43.7MB in the beginning and 53.3MB in the end (delta: -9.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * CodeCheck took 81.33ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 47.5MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:35:27,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfca7e4e-bb09-4e4a-8d3d-7ddee2a22677/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