./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:31:54,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:31:54,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:31:54,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:31:54,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:31:54,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:31:54,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:31:54,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:31:54,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:31:54,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:31:54,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:31:54,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:31:54,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:31:54,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:31:54,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:31:54,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:31:54,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:31:54,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:31:54,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:31:54,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:31:54,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:31:54,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:31:54,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:31:54,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:31:54,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:31:54,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:31:54,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:31:54,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:31:54,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:31:54,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:31:54,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:31:54,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:31:54,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:31:54,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:31:54,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:31:54,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:31:54,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:31:54,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:31:54,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:31:54,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:31:54,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:31:54,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:31:54,874 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:31:54,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:31:54,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:31:54,876 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:31:54,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:31:54,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:31:54,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:31:54,880 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:31:54,881 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:31:54,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:31:54,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:31:54,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:31:54,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:31:54,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:31:54,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:31:54,882 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:31:54,882 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:31:54,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:31:54,887 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:31:54,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:31:54,888 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:31:54,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:31:54,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:31:54,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:31:54,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:31:54,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:31:54,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:31:54,889 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:31:54,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:31:54,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:31:54,890 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_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 [2021-11-21 06:31:55,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:31:55,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:31:55,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:31:55,195 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:31:55,196 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:31:55,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2021-11-21 06:31:55,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/data/b820daa3e/e084e4981f5640c5a904b8cc90d3399e/FLAG5c33124fb [2021-11-21 06:31:55,910 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:31:55,911 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2021-11-21 06:31:55,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/data/b820daa3e/e084e4981f5640c5a904b8cc90d3399e/FLAG5c33124fb [2021-11-21 06:31:56,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/data/b820daa3e/e084e4981f5640c5a904b8cc90d3399e [2021-11-21 06:31:56,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:31:56,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:31:56,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:31:56,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:31:56,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:31:56,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:56" (1/1) ... [2021-11-21 06:31:56,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177af8c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:56, skipping insertion in model container [2021-11-21 06:31:56,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:56" (1/1) ... [2021-11-21 06:31:56,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:31:56,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:31:56,662 WARN L230 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_de6fc5a7-12c9-4747-a71a-910fad36202f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i[33021,33034] [2021-11-21 06:31:56,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:31:56,835 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:31:56,867 WARN L230 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_de6fc5a7-12c9-4747-a71a-910fad36202f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i[33021,33034] [2021-11-21 06:31:57,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:31:57,059 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:31:57,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57 WrapperNode [2021-11-21 06:31:57,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:31:57,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:31:57,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:31:57,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:31:57,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,192 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-21 06:31:57,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:31:57,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:31:57,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:31:57,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:31:57,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:31:57,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:31:57,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:31:57,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:31:57,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:57" (1/1) ... [2021-11-21 06:31:57,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:31:57,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:31:57,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:31:57,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:31:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:31:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:31:57,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:31:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:31:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:31:57,460 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:31:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:31:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:31:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:31:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:31:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:31:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:31:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:31:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:31:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:31:57,738 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:31:57,740 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:31:58,940 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:31:59,407 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:31:59,407 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-21 06:31:59,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:59 BoogieIcfgContainer [2021-11-21 06:31:59,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:31:59,414 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:31:59,414 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:31:59,424 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:31:59,425 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:59" (1/1) ... [2021-11-21 06:31:59,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:31:59,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:59,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-21 06:31:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-21 06:31:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:31:59,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:59,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:59,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:31:59,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:31:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:59,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-21 06:31:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-21 06:31:59,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:31:59,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:59,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:59,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:31:59,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:31:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-21 06:31:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-21 06:31:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:31:59,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:59,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:59,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:31:59,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:31:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-21 06:31:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-21 06:31:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:31:59,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:59,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:00,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:00,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:00,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-21 06:32:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-21 06:32:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:32:00,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:00,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:00,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:00,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:00,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-21 06:32:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-21 06:32:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:32:00,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:00,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:00,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:00,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:00,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:00,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-21 06:32:00,590 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-21 06:32:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:32:00,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:00,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:00,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:00,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:01,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-21 06:32:01,365 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-21 06:32:01,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:32:01,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:01,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:01,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:01,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:01,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:01,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-21 06:32:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-21 06:32:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:32:01,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:01,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:01,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:01,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:01,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-21 06:32:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-21 06:32:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:32:01,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:01,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:01,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:01,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-21 06:32:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-21 06:32:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:32:02,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:02,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:02,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:02,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:02,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-21 06:32:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-21 06:32:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:32:02,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:02,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:03,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:03,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-21 06:32:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-21 06:32:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:32:03,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:03,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:03,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:03,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:03,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-21 06:32:03,365 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-21 06:32:03,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:32:03,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:03,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:03,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:03,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:04,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:04,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-21 06:32:04,110 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-21 06:32:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:32:04,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:04,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:04,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:04,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:04,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-21 06:32:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-21 06:32:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:32:04,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:04,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:04,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:04,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-21 06:32:04,604 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-21 06:32:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:32:04,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:04,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:04,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:04,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:04,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-21 06:32:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-21 06:32:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:32:04,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:04,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:04,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:04,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:05,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-21 06:32:05,128 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-21 06:32:05,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:32:05,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:05,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:05,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:05,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:05,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-21 06:32:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-21 06:32:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:32:05,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:05,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:05,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:05,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-21 06:32:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-21 06:32:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:32:05,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:05,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:05,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:05,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:06,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-21 06:32:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-21 06:32:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:32:06,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:06,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:06,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:06,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:06,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-21 06:32:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-21 06:32:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:32:06,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:06,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:06,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:06,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:06,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-21 06:32:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-21 06:32:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:32:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:06,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:06,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:06,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:06,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-21 06:32:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-21 06:32:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:32:07,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:07,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:07,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:07,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:32:07,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-21 06:32:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-21 06:32:07,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:32:07,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:07,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:07,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:07,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:32:07,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:07,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-21 06:32:07,721 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-21 06:32:07,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:32:07,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:07,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:07,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:07,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-21 06:32:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-21 06:32:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:32:08,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:08,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:08,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:08,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:32:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:08,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-21 06:32:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-21 06:32:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:32:08,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:08,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:08,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:08,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:32:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-21 06:32:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-21 06:32:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:32:08,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:08,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:08,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:09,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:09,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:09,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-21 06:32:09,478 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-21 06:32:09,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:32:09,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:09,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:09,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:09,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:32:10,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:10,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-21 06:32:10,621 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-21 06:32:10,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:32:10,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:10,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:10,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:10,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:32:11,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:11,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-21 06:32:11,071 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-21 06:32:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:32:11,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:11,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:11,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:11,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:11,459 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:32:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-21 06:32:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-21 06:32:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:32:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:11,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:11,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:11,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:32:11,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 06:32:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 06:32:11,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:32:11,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:11,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:12,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:32:12,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:12,295 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:32:12,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:12,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 06:32:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 06:32:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:32:12,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:12,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:12,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:32:12,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:32:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:12,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 06:32:12,879 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 06:32:12,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:32:12,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:12,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:13,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:32:13,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:13,453 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:32:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 370 states and 460 transitions. [2021-11-21 06:32:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2021-11-21 06:32:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:32:13,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:13,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:13,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:13,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:32:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 06:32:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 06:32:14,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:32:14,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:14,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:15,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-21 06:32:15,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:15,586 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:32:15,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 06:32:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 06:32:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:32:15,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:15,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:17,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:32:17,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:32:17,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 06:32:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 06:32:17,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:32:17,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:17,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:18,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 06:32:18,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:18,709 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:32:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 373 states and 465 transitions. [2021-11-21 06:32:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 465 transitions. [2021-11-21 06:32:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:32:18,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:18,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:19,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:32:19,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:32:19,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:19,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 373 states and 463 transitions. [2021-11-21 06:32:19,260 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 463 transitions. [2021-11-21 06:32:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:32:19,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:19,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:19,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:19,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:32:20,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 374 states and 465 transitions. [2021-11-21 06:32:20,951 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 465 transitions. [2021-11-21 06:32:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:32:20,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:20,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:21,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:21,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:32:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:22,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 377 states and 467 transitions. [2021-11-21 06:32:22,124 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 467 transitions. [2021-11-21 06:32:22,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:32:22,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:22,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:23,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 06:32:23,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 06:32:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 379 states and 470 transitions. [2021-11-21 06:32:23,952 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 470 transitions. [2021-11-21 06:32:23,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:32:23,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:23,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:24,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:32:24,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 06:32:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:25,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 382 states and 472 transitions. [2021-11-21 06:32:25,075 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 472 transitions. [2021-11-21 06:32:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:32:25,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:25,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:27,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 06:32:27,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 06:32:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 384 states and 475 transitions. [2021-11-21 06:32:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 475 transitions. [2021-11-21 06:32:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:32:28,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:28,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:28,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:32:28,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 06:32:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 387 states and 477 transitions. [2021-11-21 06:32:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 477 transitions. [2021-11-21 06:32:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:32:30,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:30,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:31,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 06:32:31,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 136 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 06:32:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:33,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 384 states and 473 transitions. [2021-11-21 06:32:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 473 transitions. [2021-11-21 06:32:33,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:32:33,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:33,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:34,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:32:34,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-21 06:32:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:34,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-21 06:32:34,893 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-21 06:32:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:32:34,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:34,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:36,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:32:36,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 06:32:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-21 06:32:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-21 06:32:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:32:36,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:36,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:39,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:32:39,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-21 06:32:40,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 06:32:40,031 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 06:32:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:32:40,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:40,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:46,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 06:32:46,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:32:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 06:32:49,152 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 06:32:49,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:32:49,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:49,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:51,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 06:32:51,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:51,672 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:32:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 06:32:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 06:32:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:32:51,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:51,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:54,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 06:32:54,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:32:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-21 06:32:55,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:55,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 390 states and 486 transitions. [2021-11-21 06:32:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 486 transitions. [2021-11-21 06:32:55,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:32:55,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:55,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:01,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 06:33:01,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:33:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 06:33:04,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 392 states and 489 transitions. [2021-11-21 06:33:04,690 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 489 transitions. [2021-11-21 06:33:04,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:33:04,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:04,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:08,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 06:33:08,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:33:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 251 proven. 36 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-21 06:33:12,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:12,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 06:33:12,584 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 06:33:12,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:33:12,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:12,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:16,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 06:33:16,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:33:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-21 06:33:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 06:33:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 06:33:20,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:33:20,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:20,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:22,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 06:33:22,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:33:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-21 06:33:23,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:23,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 06:33:23,692 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 06:33:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:33:23,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:23,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:33:33,892 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) [2021-11-21 06:33:33,896 INFO L158 Benchmark]: Toolchain (without parser) took 97757.80ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 58.0MB in the beginning and 150.0MB in the end (delta: -92.0MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2021-11-21 06:33:33,896 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:33:33,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 921.09ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 58.0MB in the beginning and 82.4MB in the end (delta: -24.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 06:33:33,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.60ms. Allocated memory is still 130.0MB. Free memory was 82.4MB in the beginning and 75.0MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:33:33,897 INFO L158 Benchmark]: Boogie Preprocessor took 173.77ms. Allocated memory is still 130.0MB. Free memory was 75.0MB in the beginning and 66.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:33:33,898 INFO L158 Benchmark]: RCFGBuilder took 2034.32ms. Allocated memory is still 130.0MB. Free memory was 66.6MB in the beginning and 56.3MB in the end (delta: 10.3MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-11-21 06:33:33,898 INFO L158 Benchmark]: CodeCheck took 94480.77ms. Allocated memory was 130.0MB in the beginning and 222.3MB in the end (delta: 92.3MB). Free memory was 56.3MB in the beginning and 150.0MB in the end (delta: -93.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:33:33,901 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 0.28ms. Allocated memory is still 94.4MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 921.09ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 58.0MB in the beginning and 82.4MB in the end (delta: -24.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.60ms. Allocated memory is still 130.0MB. Free memory was 82.4MB in the beginning and 75.0MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 173.77ms. Allocated memory is still 130.0MB. Free memory was 75.0MB in the beginning and 66.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2034.32ms. Allocated memory is still 130.0MB. Free memory was 66.6MB in the beginning and 56.3MB in the end (delta: 10.3MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * CodeCheck took 94480.77ms. Allocated memory was 130.0MB in the beginning and 222.3MB in the end (delta: 92.3MB). Free memory was 56.3MB in the beginning and 150.0MB in the end (delta: -93.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:33:34,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de6fc5a7-12c9-4747-a71a-910fad36202f/bin/ukojak-vF6T2TMglN/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown