./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL --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 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:45:16,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:45:16,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:45:16,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:45:16,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:45:16,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:45:16,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:45:16,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:45:16,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:45:16,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:45:16,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:45:16,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:45:16,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:45:16,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:45:16,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:45:16,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:45:16,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:45:16,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:45:16,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:45:16,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:45:16,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:45:16,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:45:16,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:45:16,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:45:16,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:45:16,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:45:16,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:45:16,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:45:16,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:45:16,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:45:16,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:45:16,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:45:16,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:45:16,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:45:16,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:45:16,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:45:16,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:45:16,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:45:16,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:45:16,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:45:16,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:45:16,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:45:16,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:45:16,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:45:16,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:45:16,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:45:16,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:45:16,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:45:16,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:45:16,476 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:45:16,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:45:16,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:45:16,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:45:16,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:45:16,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:45:16,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:45:16,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:45:16,479 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:45:16,479 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:45:16,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:45:16,480 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:45:16,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:45:16,480 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:45:16,481 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:45:16,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:45:16,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:45:16,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:45:16,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:45:16,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:45:16,483 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:45:16,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:45:16,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:45:16,484 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_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470d7065e9fd450e98d72326ef313763cf0710ea45f0a443b018e8a49bdf7927 [2021-11-25 06:45:16,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:45:16,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:45:16,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:45:16,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:45:16,818 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:45:16,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2021-11-25 06:45:16,895 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/data/00c7d1a90/760bba0097c04b11bc97ac8e5939dba4/FLAGaa4525b4e [2021-11-25 06:45:17,528 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:45:17,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i [2021-11-25 06:45:17,552 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/data/00c7d1a90/760bba0097c04b11bc97ac8e5939dba4/FLAGaa4525b4e [2021-11-25 06:45:17,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/data/00c7d1a90/760bba0097c04b11bc97ac8e5939dba4 [2021-11-25 06:45:17,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:45:17,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:45:17,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:45:17,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:45:17,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:45:17,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:45:17" (1/1) ... [2021-11-25 06:45:17,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b7e3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:17, skipping insertion in model container [2021-11-25 06:45:17,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:45:17" (1/1) ... [2021-11-25 06:45:17,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:45:17,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:45:18,384 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_08969e70-7c09-4aa3-b1d4-9362035da09a/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-25 06:45:18,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:45:18,517 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:45:18,546 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_08969e70-7c09-4aa3-b1d4-9362035da09a/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test1-1.i[33021,33034] [2021-11-25 06:45:18,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:45:18,669 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:45:18,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18 WrapperNode [2021-11-25 06:45:18,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:45:18,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:45:18,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:45:18,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:45:18,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,803 INFO L137 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 627 [2021-11-25 06:45:18,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:45:18,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:45:18,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:45:18,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:45:18,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:45:18,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:45:18,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:45:18,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:45:18,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:45:18" (1/1) ... [2021-11-25 06:45:18,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:45:18,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:45:18,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:45:18,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:45:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:45:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 06:45:19,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 06:45:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:45:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 06:45:19,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 06:45:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:45:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:45:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:45:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:45:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:45:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:45:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:45:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:45:19,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:45:19,176 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:45:19,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:45:20,133 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:45:20,419 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:45:20,420 INFO L301 CfgBuilder]: Removed 31 assume(true) statements. [2021-11-25 06:45:20,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:45:20 BoogieIcfgContainer [2021-11-25 06:45:20,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:45:20,424 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:45:20,424 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:45:20,460 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:45:20,461 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:45:20" (1/1) ... [2021-11-25 06:45:20,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:45:20,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 89 states and 147 transitions. [2021-11-25 06:45:20,538 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 147 transitions. [2021-11-25 06:45:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:45:20,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:20,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:20,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:20,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:20,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2021-11-25 06:45:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2021-11-25 06:45:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:45:20,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:20,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:20,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:20,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-25 06:45:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-25 06:45:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:45:20,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:20,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:20,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:20,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:20,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-25 06:45:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-25 06:45:20,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:45:20,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:20,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:20,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:20,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:20,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:20,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:20,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-25 06:45:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-25 06:45:20,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:20,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:20,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:21,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:21,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:21,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2021-11-25 06:45:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2021-11-25 06:45:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:45:21,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:21,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:21,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:21,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:21,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2021-11-25 06:45:21,862 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2021-11-25 06:45:21,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:45:21,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:21,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:22,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 1542 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:22,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:22,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 114 states and 161 transitions. [2021-11-25 06:45:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 161 transitions. [2021-11-25 06:45:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:45:22,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:22,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:22,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:22,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2021-11-25 06:45:23,028 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2021-11-25 06:45:23,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:45:23,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:23,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:23,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:23,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:24,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 139 states and 190 transitions. [2021-11-25 06:45:24,053 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 190 transitions. [2021-11-25 06:45:24,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:45:24,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:24,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:24,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:24,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:24,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:24,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:24,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2021-11-25 06:45:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-11-25 06:45:24,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:45:24,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:24,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:24,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 1556 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 06:45:24,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:24,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 186 transitions. [2021-11-25 06:45:24,846 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-25 06:45:24,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:45:24,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:24,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:25,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:45:25,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:25,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 152 states and 201 transitions. [2021-11-25 06:45:25,720 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 201 transitions. [2021-11-25 06:45:25,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:45:25,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:25,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:26,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 1557 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:26,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:26,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:26,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 155 states and 203 transitions. [2021-11-25 06:45:26,380 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 203 transitions. [2021-11-25 06:45:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:26,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:26,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:27,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:27,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:27,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 158 states and 205 transitions. [2021-11-25 06:45:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2021-11-25 06:45:27,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:45:27,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:27,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:27,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:45:27,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:27,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:27,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 161 states and 207 transitions. [2021-11-25 06:45:27,780 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 207 transitions. [2021-11-25 06:45:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:45:27,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:27,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:28,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:28,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:28,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:45:28,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:28,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 170 states and 217 transitions. [2021-11-25 06:45:28,234 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 217 transitions. [2021-11-25 06:45:28,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:45:28,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:28,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:28,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 06:45:28,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:28,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:45:28,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 179 states and 227 transitions. [2021-11-25 06:45:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 227 transitions. [2021-11-25 06:45:28,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:45:28,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:28,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:29,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:45:29,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:29,339 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:29,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:29,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:45:29,446 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:45:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:45:29,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:29,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:30,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:45:30,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:30,528 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:45:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:45:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:45:30,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:30,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:32,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:45:32,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:32,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:32,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:32,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:45:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:45:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:45:32,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:32,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:33,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:45:33,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:33,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:45:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:45:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:45:33,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:33,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:37,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:45:37,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:37,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 181 states and 231 transitions. [2021-11-25 06:45:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2021-11-25 06:45:37,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:45:37,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:37,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:38,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:45:38,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:38,545 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 183 states and 234 transitions. [2021-11-25 06:45:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 234 transitions. [2021-11-25 06:45:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:45:38,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:38,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:39,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:45:39,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:45:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:39,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 185 states and 239 transitions. [2021-11-25 06:45:39,915 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 239 transitions. [2021-11-25 06:45:39,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:45:39,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:39,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:41,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:45:41,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:41,645 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:45:42,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:42,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 187 states and 242 transitions. [2021-11-25 06:45:42,145 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 242 transitions. [2021-11-25 06:45:42,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:45:42,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:42,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:42,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:45:42,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:43,409 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:45:44,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:45:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:45:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:45:44,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:44,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:47,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:45:47,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:45:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:45:48,795 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:45:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:45:48,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:48,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:49,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:45:49,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:45:49,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:49,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2021-11-25 06:45:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2021-11-25 06:45:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:45:49,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:49,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:54,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:45:54,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:45:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 188 states and 246 transitions. [2021-11-25 06:45:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 246 transitions. [2021-11-25 06:45:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:45:54,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:54,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:58,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:45:58,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:46:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:46:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:46:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:46:00,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:00,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:04,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:46:04,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:04,814 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:46:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:05,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2021-11-25 06:46:05,563 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2021-11-25 06:46:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:46:05,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:05,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:07,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:46:07,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:07,707 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 06:46:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 192 states and 252 transitions. [2021-11-25 06:46:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 252 transitions. [2021-11-25 06:46:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:46:08,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:08,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:09,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:46:09,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:10,360 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 06:46:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:11,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:46:11,785 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:46:11,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:46:11,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:11,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:14,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:46:14,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:46:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:46:16,355 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:46:16,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:46:16,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:16,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:17,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:46:17,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:18,312 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:46:18,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:18,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 194 states and 256 transitions. [2021-11-25 06:46:18,321 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 256 transitions. [2021-11-25 06:46:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:46:18,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:18,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:19,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:46:19,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:20,508 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 06:46:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:22,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 196 states and 263 transitions. [2021-11-25 06:46:22,879 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 263 transitions. [2021-11-25 06:46:22,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:46:22,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:22,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:26,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:46:26,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-25 06:46:29,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:29,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:46:29,374 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:46:29,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:46:29,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:29,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:31,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:46:31,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:46:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 15 proven. 253 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:46:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:34,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 198 states and 266 transitions. [2021-11-25 06:46:34,116 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 266 transitions. [2021-11-25 06:46:34,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:46:34,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:34,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 06:46:44,390 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) [2021-11-25 06:46:44,394 INFO L158 Benchmark]: Toolchain (without parser) took 86604.90ms. Allocated memory was 109.1MB in the beginning and 421.5MB in the end (delta: 312.5MB). Free memory was 76.4MB in the beginning and 154.9MB in the end (delta: -78.5MB). Peak memory consumption was 234.8MB. Max. memory is 16.1GB. [2021-11-25 06:46:44,394 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:46:44,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.13ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 65.9MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 06:46:44,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.29ms. Allocated memory is still 109.1MB. Free memory was 65.9MB in the beginning and 61.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:46:44,396 INFO L158 Benchmark]: Boogie Preprocessor took 124.85ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 56.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:46:44,397 INFO L158 Benchmark]: RCFGBuilder took 1492.34ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 56.0MB in the beginning and 41.5MB in the end (delta: 14.5MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2021-11-25 06:46:44,397 INFO L158 Benchmark]: CodeCheck took 83968.83ms. Allocated memory was 142.6MB in the beginning and 421.5MB in the end (delta: 278.9MB). Free memory was 41.5MB in the beginning and 154.9MB in the end (delta: -113.4MB). Peak memory consumption was 167.0MB. Max. memory is 16.1GB. [2021-11-25 06:46:44,404 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 0.31ms. Allocated memory is still 109.1MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.13ms. Allocated memory is still 109.1MB. Free memory was 76.1MB in the beginning and 65.9MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.29ms. Allocated memory is still 109.1MB. Free memory was 65.9MB in the beginning and 61.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.85ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 56.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1492.34ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 56.0MB in the beginning and 41.5MB in the end (delta: 14.5MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * CodeCheck took 83968.83ms. Allocated memory was 142.6MB in the beginning and 421.5MB in the end (delta: 278.9MB). Free memory was 41.5MB in the beginning and 154.9MB in the end (delta: -113.4MB). Peak memory consumption was 167.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 06:46:44,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/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_08969e70-7c09-4aa3-b1d4-9362035da09a/bin/ukojak-d1pc8ZmBRL/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