./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e --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 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:37:59,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:37:59,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:37:59,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:37:59,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:37:59,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:37:59,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:37:59,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:37:59,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:37:59,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:37:59,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:37:59,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:37:59,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:37:59,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:37:59,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:37:59,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:37:59,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:37:59,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:37:59,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:37:59,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:37:59,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:37:59,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:37:59,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:37:59,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:37:59,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:37:59,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:37:59,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:37:59,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:37:59,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:37:59,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:37:59,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:37:59,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:37:59,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:37:59,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:37:59,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:37:59,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:37:59,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:37:59,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:37:59,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:37:59,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:37:59,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:37:59,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:37:59,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:37:59,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:37:59,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:37:59,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:37:59,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:37:59,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:37:59,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:37:59,806 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:37:59,806 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:37:59,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:37:59,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:37:59,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:37:59,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:37:59,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:37:59,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:37:59,809 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:37:59,809 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:37:59,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:37:59,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:37:59,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:37:59,810 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:37:59,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:37:59,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:37:59,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:37:59,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:37:59,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:37:59,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:37:59,812 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:37:59,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:37:59,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:37:59,816 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_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f552e336cb6eb3ea16ba25a84411e1d0c8dcfaa2b088c21df87ffefed1a84a7 [2021-11-13 23:38:00,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:38:00,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:38:00,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:38:00,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:38:00,281 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:38:00,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2021-11-13 23:38:00,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/data/a066e6035/c14ba0d656174069bf9bb09606e62481/FLAG210f4e969 [2021-11-13 23:38:01,232 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:38:01,233 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i [2021-11-13 23:38:01,258 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/data/a066e6035/c14ba0d656174069bf9bb09606e62481/FLAG210f4e969 [2021-11-13 23:38:01,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/data/a066e6035/c14ba0d656174069bf9bb09606e62481 [2021-11-13 23:38:01,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:38:01,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:38:01,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:38:01,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:38:01,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:38:01,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:01" (1/1) ... [2021-11-13 23:38:01,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef60e38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:01, skipping insertion in model container [2021-11-13 23:38:01,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:01" (1/1) ... [2021-11-13 23:38:01,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:38:01,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:38:02,227 WARN L228 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_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2021-11-13 23:38:02,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:38:02,432 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:38:02,467 WARN L228 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_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-2.i[33021,33034] [2021-11-13 23:38:02,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:38:02,620 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:38:02,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02 WrapperNode [2021-11-13 23:38:02,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:38:02,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:38:02,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:38:02,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:38:02,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:38:02,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:38:02,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:38:02,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:38:02,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:38:02,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:38:02,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:38:02,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:38:02,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:02" (1/1) ... [2021-11-13 23:38:02,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:38:02,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:38:02,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:38:02,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:38:03,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:38:03,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:38:03,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:38:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:38:03,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:38:03,029 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:38:03,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:38:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:38:03,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:38:05,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:38:05,088 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-13 23:38:05,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:05 BoogieIcfgContainer [2021-11-13 23:38:05,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:38:05,093 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:38:05,093 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:38:05,105 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:38:05,106 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:05" (1/1) ... [2021-11-13 23:38:05,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:38:05,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-13 23:38:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-13 23:38:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:38:05,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:05,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:05,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:05,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:05,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-13 23:38:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-13 23:38:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:38:05,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:05,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:05,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:05,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-13 23:38:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-13 23:38:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:38:05,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:05,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:05,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-13 23:38:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-13 23:38:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:38:05,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:05,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:05,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:05,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:05,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-13 23:38:05,885 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-13 23:38:05,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:38:05,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:05,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:05,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:05,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-13 23:38:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-13 23:38:05,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:38:05,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:06,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:06,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:06,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-13 23:38:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-13 23:38:06,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:06,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:06,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:06,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:06,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:06,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-13 23:38:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-13 23:38:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:06,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:06,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:06,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:06,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-13 23:38:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-13 23:38:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:38:07,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:07,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:07,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-13 23:38:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-13 23:38:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:38:07,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:07,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-13 23:38:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-13 23:38:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:07,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:38:07,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-13 23:38:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-13 23:38:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:07,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:38:07,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-13 23:38:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-13 23:38:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:38:08,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:08,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:08,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:08,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-13 23:38:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-13 23:38:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:38:08,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:08,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:08,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:08,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:08,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-13 23:38:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-13 23:38:08,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:38:08,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:08,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:08,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:38:08,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-13 23:38:09,155 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-13 23:38:09,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:38:09,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:09,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:09,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:09,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:38:09,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:09,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-13 23:38:09,425 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-13 23:38:09,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:38:09,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:09,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:09,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:38:09,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:38:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-13 23:38:09,718 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-13 23:38:09,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:38:09,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:09,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:10,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:38:10,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:10,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-13 23:38:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-13 23:38:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:38:10,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:10,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:10,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:38:10,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:10,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-13 23:38:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-13 23:38:10,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:38:10,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:10,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:11,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:38:11,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-13 23:38:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-13 23:38:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:38:11,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:11,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:11,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:38:11,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:11,814 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:12,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:12,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 260 transitions. [2021-11-13 23:38:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2021-11-13 23:38:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:38:12,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:12,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:12,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 23:38:12,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:12,982 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:38:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 260 transitions. [2021-11-13 23:38:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2021-11-13 23:38:13,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:38:13,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:13,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:13,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-13 23:38:13,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:13,892 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:38:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-13 23:38:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-13 23:38:14,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:38:14,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:14,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:15,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-13 23:38:15,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-13 23:38:16,231 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-13 23:38:16,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:38:16,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:16,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:16,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-13 23:38:16,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:38:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:17,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 201 states and 266 transitions. [2021-11-13 23:38:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 266 transitions. [2021-11-13 23:38:17,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:38:17,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:17,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:17,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-13 23:38:17,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:17,861 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:38:19,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:19,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-13 23:38:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-13 23:38:19,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:38:19,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:19,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:19,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-13 23:38:19,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:38:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:20,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 202 states and 275 transitions. [2021-11-13 23:38:20,983 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2021-11-13 23:38:20,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:38:20,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:20,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:21,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:38:21,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 10 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:38:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 202 states and 275 transitions. [2021-11-13 23:38:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2021-11-13 23:38:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:38:22,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:22,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:23,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:38:23,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:38:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:38:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:38:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:38:23,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:23,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:24,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 23:38:24,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:25,751 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 13 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:38:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:38:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:38:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:38:27,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:27,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:27,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 23:38:27,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:27,951 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:38:28,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:38:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:38:28,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:38:28,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:28,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:29,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 23:38:29,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:38:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:38:29,641 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:38:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:38:29,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:29,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:30,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-13 23:38:30,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:38:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 204 states and 278 transitions. [2021-11-13 23:38:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2021-11-13 23:38:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:38:31,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:31,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:31,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-13 23:38:31,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 23:38:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 206 states and 281 transitions. [2021-11-13 23:38:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 281 transitions. [2021-11-13 23:38:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:38:32,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:32,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:33,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:33,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 23:38:33,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-13 23:38:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 208 states and 293 transitions. [2021-11-13 23:38:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 293 transitions. [2021-11-13 23:38:34,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:38:34,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:34,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:35,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-13 23:38:35,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-13 23:38:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:37,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 210 states and 296 transitions. [2021-11-13 23:38:37,786 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 296 transitions. [2021-11-13 23:38:37,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:38:37,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:37,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:38,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-13 23:38:38,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-13 23:38:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:41,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 212 states and 309 transitions. [2021-11-13 23:38:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 309 transitions. [2021-11-13 23:38:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:38:41,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:41,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:42,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-13 23:38:42,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-13 23:38:44,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:44,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 214 states and 312 transitions. [2021-11-13 23:38:44,886 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 312 transitions. [2021-11-13 23:38:44,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:38:44,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:44,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:50,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:38:50,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 172 proven. 78 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-13 23:38:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:53,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 214 states and 312 transitions. [2021-11-13 23:38:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 312 transitions. [2021-11-13 23:38:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:38:53,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:53,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:54,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-13 23:38:54,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:38:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 29 proven. 287 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:38:56,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:56,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 214 states and 312 transitions. [2021-11-13 23:38:56,787 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 312 transitions. [2021-11-13 23:38:56,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:38:56,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:56,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:59,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:38:59,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:00,393 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 23:39:01,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:01,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 216 states and 315 transitions. [2021-11-13 23:39:01,300 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 315 transitions. [2021-11-13 23:39:01,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:39:01,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:01,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:02,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-13 23:39:02,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 200 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-13 23:39:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:08,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 218 states and 319 transitions. [2021-11-13 23:39:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 319 transitions. [2021-11-13 23:39:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:39:08,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:08,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:12,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:39:12,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:13,924 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 228 proven. 105 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-13 23:39:15,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:15,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 218 states and 319 transitions. [2021-11-13 23:39:15,971 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 319 transitions. [2021-11-13 23:39:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:39:15,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:15,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:18,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:39:18,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 229 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-13 23:39:20,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2021-11-13 23:39:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2021-11-13 23:39:20,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:39:20,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:20,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-13 23:39:21,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 83 proven. 395 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-13 23:39:28,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:28,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2021-11-13 23:39:28,280 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2021-11-13 23:39:28,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:39:28,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:28,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:29,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-13 23:39:29,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:32,032 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 260 proven. 120 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-13 23:39:34,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 222 states and 330 transitions. [2021-11-13 23:39:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 330 transitions. [2021-11-13 23:39:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:39:34,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:34,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:38,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-13 23:39:38,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:40,152 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 293 proven. 136 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-11-13 23:39:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:39:44,754 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:39:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:39:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:44,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:48,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-13 23:39:48,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:39:53,154 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 129 proven. 472 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:39:57,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:57,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:39:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:39:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:39:57,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:57,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:00,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-13 23:40:00,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:40:02,698 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 327 proven. 153 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 23:40:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:40:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:40:03,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:40:03,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:03,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:06,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-13 23:40:06,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:40:09,632 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 327 proven. 153 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 23:40:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:40:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:40:14,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:40:14,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:14,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:18,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-13 23:40:18,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:40:20,844 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 129 proven. 472 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:40:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:20,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 224 states and 350 transitions. [2021-11-13 23:40:20,855 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2021-11-13 23:40:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:40:20,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:20,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:40:31,046 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) [2021-11-13 23:40:31,050 INFO L158 Benchmark]: Toolchain (without parser) took 149648.09ms. Allocated memory was 104.9MB in the beginning and 176.2MB in the end (delta: 71.3MB). Free memory was 66.2MB in the beginning and 124.1MB in the end (delta: -58.0MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2021-11-13 23:40:31,050 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 104.9MB. Free memory was 74.4MB in the beginning and 74.3MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:40:31,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1200.00ms. Allocated memory is still 104.9MB. Free memory was 66.0MB in the beginning and 60.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:40:31,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.67ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 55.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:40:31,052 INFO L158 Benchmark]: Boogie Preprocessor took 99.43ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 49.1MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:40:31,053 INFO L158 Benchmark]: RCFGBuilder took 2206.30ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 55.4MB in the end (delta: -6.4MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2021-11-13 23:40:31,054 INFO L158 Benchmark]: CodeCheck took 145955.79ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 55.4MB in the beginning and 124.1MB in the end (delta: -68.7MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2021-11-13 23:40:31,057 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 0.37ms. Allocated memory is still 104.9MB. Free memory was 74.4MB in the beginning and 74.3MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1200.00ms. Allocated memory is still 104.9MB. Free memory was 66.0MB in the beginning and 60.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.67ms. Allocated memory is still 104.9MB. Free memory was 60.4MB in the beginning and 55.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.43ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 49.1MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2206.30ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 55.4MB in the end (delta: -6.4MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * CodeCheck took 145955.79ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 55.4MB in the beginning and 124.1MB in the end (delta: -68.7MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:40:31,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/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_f76bdd7a-01d7-411a-ac0e-ac49ca50c56f/bin/ukojak-2xVlg8857e/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