./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ifncomp.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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifncomp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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 6359f1f4cb6aed42e13f4959731bd90b4ed828bda061bd22e3b91472b1893854 --- 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 23:44:29,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:44:29,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:44:29,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:44:29,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:44:29,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:44:29,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:44:29,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:44:29,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:44:29,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:44:29,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:44:29,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:44:29,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:44:29,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:44:29,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:44:29,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:44:29,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:44:29,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:44:29,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:44:29,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:44:29,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:44:29,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:44:29,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:44:29,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:44:29,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:44:29,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:44:29,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:44:29,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:44:29,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:44:29,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:44:29,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:44:29,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:44:29,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:44:29,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:44:29,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:44:29,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:44:29,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:44:29,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:44:29,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:44:29,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:44:29,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:44:29,918 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:44:29,937 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:44:29,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:44:29,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:44:29,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:44:29,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:44:29,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:44:29,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:44:29,940 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:44:29,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:44:29,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:44:29,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:44:29,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:44:29,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:44:29,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:44:29,941 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:44:29,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:44:29,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:44:29,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:44:29,942 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:44:29,942 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:44:29,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:44:29,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:44:29,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:44:29,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:44:29,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:44:29,943 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:44:29,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:44:29,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:44:29,943 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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6359f1f4cb6aed42e13f4959731bd90b4ed828bda061bd22e3b91472b1893854 [2022-12-14 23:44:30,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:44:30,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:44:30,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:44:30,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:44:30,160 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:44:30,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/ifncomp.c [2022-12-14 23:44:32,780 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:44:32,925 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:44:32,926 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/sv-benchmarks/c/array-fpi/ifncomp.c [2022-12-14 23:44:32,931 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data/67828e2a0/73a09dce3f6b4b9ea4797649a04a842a/FLAG4188b1398 [2022-12-14 23:44:32,945 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data/67828e2a0/73a09dce3f6b4b9ea4797649a04a842a [2022-12-14 23:44:32,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:44:32,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:44:32,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:44:32,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:44:32,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:44:32,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:44:32" (1/1) ... [2022-12-14 23:44:32,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34acc517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:32, skipping insertion in model container [2022-12-14 23:44:32,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:44:32" (1/1) ... [2022-12-14 23:44:32,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:44:32,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:44:33,120 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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/sv-benchmarks/c/array-fpi/ifncomp.c[590,603] [2022-12-14 23:44:33,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:44:33,152 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:44:33,163 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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/sv-benchmarks/c/array-fpi/ifncomp.c[590,603] [2022-12-14 23:44:33,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:44:33,187 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:44:33,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33 WrapperNode [2022-12-14 23:44:33,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:44:33,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:44:33,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:44:33,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:44:33,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,223 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 92 [2022-12-14 23:44:33,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:44:33,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:44:33,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:44:33,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:44:33,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,246 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:44:33,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:44:33,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:44:33,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:44:33,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:44:33,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:44:33,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:44:33,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:44:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:44:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:44:33,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:44:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:44:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:44:33,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:44:33,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:44:33,380 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:44:33,382 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:44:33,547 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:44:33,634 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:44:33,635 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:44:33,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:44:33 BoogieIcfgContainer [2022-12-14 23:44:33,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:44:33,638 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:44:33,638 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:44:33,646 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:44:33,646 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:44:33" (1/1) ... [2022-12-14 23:44:33,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:44:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-12-14 23:44:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-12-14 23:44:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:44:33,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:33,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:33,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:44:33,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:33,890 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 23:44:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-12-14 23:44:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-12-14 23:44:33,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:44:33,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:33,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:33,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:44:33,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:44:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2022-12-14 23:44:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2022-12-14 23:44:34,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:44:34,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:34,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:34,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:44:34,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:44:34,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2022-12-14 23:44:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2022-12-14 23:44:34,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:44:34,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:34,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:34,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 23:44:34,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:34,334 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 23:44:34,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:44:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 18 states and 30 transitions. [2022-12-14 23:44:34,560 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 30 transitions. [2022-12-14 23:44:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:44:34,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:34,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:34,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:44:34,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:34,709 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:44:35,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:35,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-12-14 23:44:35,193 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-12-14 23:44:35,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:44:35,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:35,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:35,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:44:35,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:35,324 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:44:35,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:35,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2022-12-14 23:44:35,519 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2022-12-14 23:44:35,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:44:35,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:35,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:35,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 23:44:35,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:35,730 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 23:44:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:35,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:44:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2022-12-14 23:44:36,766 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2022-12-14 23:44:36,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:44:36,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:36,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:36,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:44:36,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:36,835 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:44:37,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-12-14 23:44:37,128 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-12-14 23:44:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:44:37,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:37,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:44:37,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:44:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2022-12-14 23:44:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2022-12-14 23:44:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:44:38,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:38,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:38,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:44:38,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:44:39,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:39,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2022-12-14 23:44:39,048 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2022-12-14 23:44:39,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:44:39,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:39,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:39,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 23:44:39,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:39,701 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 23:44:39,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:39,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:39,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:39,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:39,790 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:44:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:40,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2022-12-14 23:44:40,190 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2022-12-14 23:44:40,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:44:40,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:40,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:40,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 23:44:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:40,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-12-14 23:44:40,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:44:40,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:40,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:40,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 23:44:40,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:40,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2022-12-14 23:44:41,283 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:44:45,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2022-12-14 23:44:45,286 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2022-12-14 23:44:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:44:45,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:45,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:45,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:44:45,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:44:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2022-12-14 23:44:48,208 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2022-12-14 23:44:48,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:44:48,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:48,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:48,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:44:48,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:44:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:49,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2022-12-14 23:44:49,280 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2022-12-14 23:44:49,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:44:49,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:49,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:50,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-14 23:44:50,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:50,823 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 23:44:50,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:50,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:50,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:50,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:50,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:44:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 77 transitions. [2022-12-14 23:44:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2022-12-14 23:44:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:44:51,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:51,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:52,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 23:44:52,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:52,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-12-14 23:44:52,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:44:52,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-14 23:44:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 23:44:52,188 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:44:52,189 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2022-12-14 23:44:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 26 [2022-12-14 23:44:52,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:44:52,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 23:44:52,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2022-12-14 23:44:52,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:44:52,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 23:44:52,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 101 [2022-12-14 23:44:52,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:44:52,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2022-12-14 23:44:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:44:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2022-12-14 23:44:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2022-12-14 23:44:56,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:44:56,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:56,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:56,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:44:56,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:44:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:44:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2022-12-14 23:44:59,316 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2022-12-14 23:44:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:44:59,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:44:59,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:44:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:44:59,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:44:59,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:44:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:45:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2022-12-14 23:45:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2022-12-14 23:45:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:45:03,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:03,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:45:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:45:03,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:45:03,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:45:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 23:45:05,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:05,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2022-12-14 23:45:05,448 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2022-12-14 23:45:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:45:05,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:05,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:45:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:45:08,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 54 conjunts are in the unsatisfiable core [2022-12-14 23:45:08,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:45:08,530 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 23:45:08,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:08,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:08,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:08,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:08,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:08,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:08,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:08,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:45:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2022-12-14 23:45:09,656 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2022-12-14 23:45:09,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:45:09,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:09,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:45:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:45:10,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 66 conjunts are in the unsatisfiable core [2022-12-14 23:45:10,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:45:10,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-12-14 23:45:10,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:45:10,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:10,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-14 23:45:10,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 23:45:10,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 26 [2022-12-14 23:45:10,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:10,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 23:45:10,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2022-12-14 23:45:10,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,991 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:45:10,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:10,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 23:45:11,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:11,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 34 [2022-12-14 23:45:11,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:11,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:11,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2022-12-14 23:45:11,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:11,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:11,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2022-12-14 23:45:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:45:17,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-12-14 23:45:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-12-14 23:45:17,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:45:17,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:17,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:45:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:45:17,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-14 23:45:17,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:45:17,594 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:45:17,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 90 treesize of output 84 [2022-12-14 23:45:17,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 23:45:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:18,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:18,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:45:18,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 23:45:18,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:18,922 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:45:18,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 32 [2022-12-14 23:45:19,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:19,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:19,205 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:45:19,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 23:45:19,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:19,839 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:45:19,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 40 [2022-12-14 23:45:20,148 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:45:20,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 166 treesize of output 155 [2022-12-14 23:45:20,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:45:20,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 213 [2022-12-14 23:45:20,203 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:45:20,204 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2022-12-14 23:45:20,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 63 [2022-12-14 23:45:20,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:45:20,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:45:20,710 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-12-14 23:45:20,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 81 treesize of output 68 [2022-12-14 23:45:22,327 INFO L321 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-12-14 23:45:22,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 94 treesize of output 50 [2022-12-14 23:45:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:45:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 83 states and 116 transitions. [2022-12-14 23:45:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 116 transitions. [2022-12-14 23:45:43,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:45:43,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:43,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:45:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:45:43,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:45:43,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:45:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 23:45:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 96 states and 134 transitions. [2022-12-14 23:45:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2022-12-14 23:45:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:45:52,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:52,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:45:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:45:52,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:45:52,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:45:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 15 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 23:45:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:45:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2022-12-14 23:45:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2022-12-14 23:45:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:45:56,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:45:56,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:46:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:46:03,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 115 conjunts are in the unsatisfiable core [2022-12-14 23:46:03,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:46:03,665 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:46:03,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 90 treesize of output 84 [2022-12-14 23:46:03,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 23:46:03,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:03,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:46:03,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2022-12-14 23:46:03,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:03,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:03,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 23:46:03,775 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:46:03,776 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 23:46:04,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 91 [2022-12-14 23:46:04,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:04,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:04,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 23:46:04,243 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:46:04,243 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 23:46:04,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 91 [2022-12-14 23:46:04,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:04,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:04,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:04,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 116 [2022-12-14 23:46:04,756 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 23:46:04,772 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:46:04,773 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2022-12-14 23:46:05,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:05,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:46:05,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 23:46:06,159 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 23:46:06,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 147 treesize of output 135 [2022-12-14 23:46:06,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:06,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 23:46:06,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 211 treesize of output 121 [2022-12-14 23:46:06,741 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 23:46:06,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 109 [2022-12-14 23:46:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 173 [2022-12-14 23:46:06,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:06,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 40 [2022-12-14 23:46:07,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:07,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:07,279 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:46:07,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 44 [2022-12-14 23:46:07,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:07,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:07,634 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:46:07,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 44 [2022-12-14 23:46:08,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:08,008 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:46:08,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 42 [2022-12-14 23:46:08,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:08,932 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:46:08,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 40 [2022-12-14 23:46:09,424 INFO L321 Elim1Store]: treesize reduction 31, result has 13.9 percent of original size [2022-12-14 23:46:09,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 161 treesize of output 150 [2022-12-14 23:46:09,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:09,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 23:46:09,468 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:46:09,468 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2022-12-14 23:46:09,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:09,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:09,982 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-12-14 23:46:09,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 64 [2022-12-14 23:46:10,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:10,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:10,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:10,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:10,472 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-12-14 23:46:10,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 53 treesize of output 64 [2022-12-14 23:46:10,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:10,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:10,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:10,897 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:10,900 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-12-14 23:46:10,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 53 treesize of output 64 [2022-12-14 23:46:11,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:11,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:11,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:11,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:11,359 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-12-14 23:46:11,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 53 treesize of output 64 [2022-12-14 23:46:12,294 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:46:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:46:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 111 states and 152 transitions. [2022-12-14 23:46:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 152 transitions. [2022-12-14 23:46:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:46:30,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:46:30,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:46:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:46:35,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-14 23:46:35,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:46:35,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-12-14 23:46:36,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:46:36,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:46:36,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:46:36,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:46:36,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-12-14 23:46:36,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 23:46:36,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 135 [2022-12-14 23:46:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 23:46:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 44 [2022-12-14 23:46:36,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 109 [2022-12-14 23:46:36,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 173 [2022-12-14 23:46:36,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:36,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 64 [2022-12-14 23:46:37,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 81 [2022-12-14 23:46:37,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 139 [2022-12-14 23:46:37,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 37 [2022-12-14 23:46:37,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:37,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2022-12-14 23:46:37,547 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:46:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:46:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 112 states and 152 transitions. [2022-12-14 23:46:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 152 transitions. [2022-12-14 23:46:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:46:49,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:46:49,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:46:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:46:51,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 93 conjunts are in the unsatisfiable core [2022-12-14 23:46:51,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:46:51,020 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 23:46:51,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 108 treesize of output 102 [2022-12-14 23:46:51,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-12-14 23:46:51,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2022-12-14 23:46:51,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:51,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:51,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:51,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:51,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:51,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 188 [2022-12-14 23:46:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:51,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 90 [2022-12-14 23:46:52,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 128 [2022-12-14 23:46:52,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 217 [2022-12-14 23:46:52,289 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 23:46:52,290 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2022-12-14 23:46:52,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:52,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2022-12-14 23:46:54,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2022-12-14 23:46:54,468 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 23:46:54,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 167 treesize of output 149 [2022-12-14 23:46:54,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:54,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 210 [2022-12-14 23:46:54,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:54,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 49 [2022-12-14 23:46:55,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:55,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:55,147 INFO L321 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2022-12-14 23:46:55,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 75 treesize of output 68 [2022-12-14 23:46:55,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:55,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:55,668 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:46:55,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 65 treesize of output 66 [2022-12-14 23:46:57,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:57,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:57,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:57,198 INFO L321 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2022-12-14 23:46:57,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 61 treesize of output 68 [2022-12-14 23:46:57,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:57,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:57,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:57,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:57,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:57,935 INFO L321 Elim1Store]: treesize reduction 46, result has 30.3 percent of original size [2022-12-14 23:46:57,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 5 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 19 case distinctions, treesize of input 103 treesize of output 108 [2022-12-14 23:46:58,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:58,805 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:58,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:58,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:58,839 INFO L321 Elim1Store]: treesize reduction 62, result has 24.4 percent of original size [2022-12-14 23:46:58,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 112 treesize of output 120 [2022-12-14 23:46:59,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:59,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:59,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:59,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:59,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 23:46:59,407 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 23:46:59,410 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-12-14 23:46:59,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 69 [2022-12-14 23:47:01,873 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:47:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 119 states and 164 transitions. [2022-12-14 23:47:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 164 transitions. [2022-12-14 23:47:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:47:45,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:45,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:45,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:47:45,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:47:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 23:47:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:47:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 129 states and 180 transitions. [2022-12-14 23:47:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 180 transitions. [2022-12-14 23:47:59,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:47:59,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:47:59,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:47:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:47:59,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:47:59,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:48:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 23:48:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 130 states and 179 transitions. [2022-12-14 23:48:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 179 transitions. [2022-12-14 23:48:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:48:16,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:16,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:16,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:48:16,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:48:20,292 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 23:48:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 131 states and 184 transitions. [2022-12-14 23:48:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 184 transitions. [2022-12-14 23:48:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:48:25,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:25,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:48:25,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:48:25,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:48:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 23:48:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 132 states and 185 transitions. [2022-12-14 23:48:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2022-12-14 23:48:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:48:37,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:37,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 23:48:47,949 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 23:48:47,952 INFO L158 Benchmark]: Toolchain (without parser) took 255003.30ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 146.6MB in the beginning and 365.0MB in the end (delta: -218.5MB). Peak memory consumption was 203.7MB. Max. memory is 16.1GB. [2022-12-14 23:48:47,952 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 209.7MB. Free memory is still 187.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:48:47,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.88ms. Allocated memory is still 209.7MB. Free memory was 146.3MB in the beginning and 135.4MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:48:47,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.01ms. Allocated memory is still 209.7MB. Free memory was 135.3MB in the beginning and 133.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:48:47,952 INFO L158 Benchmark]: Boogie Preprocessor took 25.84ms. Allocated memory is still 209.7MB. Free memory was 133.6MB in the beginning and 132.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:48:47,952 INFO L158 Benchmark]: RCFGBuilder took 386.82ms. Allocated memory is still 209.7MB. Free memory was 132.1MB in the beginning and 174.6MB in the end (delta: -42.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-12-14 23:48:47,953 INFO L158 Benchmark]: CodeCheck took 254313.36ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 174.6MB in the beginning and 365.0MB in the end (delta: -190.4MB). Peak memory consumption was 230.8MB. Max. memory is 16.1GB. [2022-12-14 23:48:47,954 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 0.16ms. Allocated memory is still 209.7MB. Free memory is still 187.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.88ms. Allocated memory is still 209.7MB. Free memory was 146.3MB in the beginning and 135.4MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.01ms. Allocated memory is still 209.7MB. Free memory was 135.3MB in the beginning and 133.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.84ms. Allocated memory is still 209.7MB. Free memory was 133.6MB in the beginning and 132.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.82ms. Allocated memory is still 209.7MB. Free memory was 132.1MB in the beginning and 174.6MB in the end (delta: -42.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * CodeCheck took 254313.36ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 174.6MB in the beginning and 365.0MB in the end (delta: -190.4MB). Peak memory consumption was 230.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:48:48,160 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 23:48:48,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ifncomp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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 6359f1f4cb6aed42e13f4959731bd90b4ed828bda061bd22e3b91472b1893854 --- 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 23:48:49,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:48:49,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:48:49,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:48:49,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:48:49,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:48:49,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:48:49,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:48:49,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:48:49,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:48:49,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:48:49,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:48:49,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:48:49,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:48:49,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:48:49,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:48:49,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:48:49,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:48:49,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:48:49,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:48:49,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:48:49,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:48:49,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:48:49,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:48:49,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:48:49,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:48:49,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:48:49,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:48:49,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:48:49,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:48:49,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:48:49,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:48:49,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:48:49,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:48:49,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:48:49,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:48:49,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:48:49,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:48:49,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:48:49,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:48:49,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:48:49,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 23:48:49,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:48:49,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:48:49,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:48:49,606 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:48:49,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:48:49,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:48:49,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:48:49,607 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:48:49,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:48:49,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:48:49,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:48:49,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:48:49,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:48:49,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:48:49,608 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:48:49,609 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:48:49,609 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:48:49,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:48:49,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:48:49,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:48:49,609 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:48:49,609 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:48:49,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:48:49,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:48:49,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:48:49,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:48:49,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:48:49,610 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:48:49,610 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:48:49,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:48:49,611 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:48:49,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:48:49,611 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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6359f1f4cb6aed42e13f4959731bd90b4ed828bda061bd22e3b91472b1893854 [2022-12-14 23:48:49,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:48:49,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:48:49,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:48:49,879 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:48:49,879 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:48:49,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/ifncomp.c [2022-12-14 23:48:52,481 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:48:52,600 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:48:52,600 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/sv-benchmarks/c/array-fpi/ifncomp.c [2022-12-14 23:48:52,605 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data/bff83b346/7be191a894714ad08a12b437efde8047/FLAG3557aeb17 [2022-12-14 23:48:52,616 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/data/bff83b346/7be191a894714ad08a12b437efde8047 [2022-12-14 23:48:52,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:48:52,618 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:48:52,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:48:52,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:48:52,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:48:52,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21de0e47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52, skipping insertion in model container [2022-12-14 23:48:52,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:48:52,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:48:52,752 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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/sv-benchmarks/c/array-fpi/ifncomp.c[590,603] [2022-12-14 23:48:52,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:48:52,790 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:48:52,799 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_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/sv-benchmarks/c/array-fpi/ifncomp.c[590,603] [2022-12-14 23:48:52,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:48:52,824 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:48:52,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52 WrapperNode [2022-12-14 23:48:52,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:48:52,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:48:52,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:48:52,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:48:52,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,860 INFO L138 Inliner]: procedures = 18, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2022-12-14 23:48:52,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:48:52,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:48:52,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:48:52,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:48:52,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,888 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:48:52,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:48:52,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:48:52,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:48:52,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:48:52" (1/1) ... [2022-12-14 23:48:52,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:48:52,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:48:52,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:48:52,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:48:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:48:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:48:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 23:48:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:48:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:48:52,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:48:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 23:48:53,015 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:48:53,017 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:48:53,418 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:48:53,489 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:48:53,489 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:48:53,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:48:53 BoogieIcfgContainer [2022-12-14 23:48:53,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:48:53,493 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:48:53,493 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:48:53,502 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:48:53,502 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:48:53" (1/1) ... [2022-12-14 23:48:53,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:48:53,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:48:53,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-12-14 23:48:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-12-14 23:48:53,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:48:53,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:48:53,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:48:53,579 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 23:48:53,581 INFO L158 Benchmark]: Toolchain (without parser) took 962.54ms. Allocated memory is still 60.8MB. Free memory was 33.7MB in the beginning and 31.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-12-14 23:48:53,582 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory was 27.4MB in the beginning and 27.4MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:48:53,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.45ms. Allocated memory is still 60.8MB. Free memory was 33.4MB in the beginning and 35.6MB in the end (delta: -2.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2022-12-14 23:48:53,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.76ms. Allocated memory is still 60.8MB. Free memory was 35.6MB in the beginning and 33.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:48:53,583 INFO L158 Benchmark]: Boogie Preprocessor took 31.80ms. Allocated memory is still 60.8MB. Free memory was 33.9MB in the beginning and 32.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:48:53,583 INFO L158 Benchmark]: RCFGBuilder took 598.65ms. Allocated memory is still 60.8MB. Free memory was 32.2MB in the beginning and 37.1MB in the end (delta: -4.9MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2022-12-14 23:48:53,584 INFO L158 Benchmark]: CodeCheck took 87.89ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 31.1MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:48:53,586 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 0.15ms. Allocated memory is still 48.2MB. Free memory was 27.4MB in the beginning and 27.4MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.45ms. Allocated memory is still 60.8MB. Free memory was 33.4MB in the beginning and 35.6MB in the end (delta: -2.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.76ms. Allocated memory is still 60.8MB. Free memory was 35.6MB in the beginning and 33.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.80ms. Allocated memory is still 60.8MB. Free memory was 33.9MB in the beginning and 32.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 598.65ms. Allocated memory is still 60.8MB. Free memory was 32.2MB in the beginning and 37.1MB in the end (delta: -4.9MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * CodeCheck took 87.89ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 31.1MB in the end (delta: 6.1MB). 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 23:48:53,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4465857-7eb0-4d2a-92d2-e2681a7f7d3e/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