./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/heapsort.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/heapsort.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e7c8e5dc2a9e8f11b25d1bb9948f05f37b9553e3dc9f8bd8213088dea43cb37 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:56:39,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:39,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:39,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:39,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:39,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:39,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:39,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:39,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:39,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:39,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:39,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:39,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:39,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:39,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:39,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:39,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:39,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:39,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:39,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:39,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:39,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:39,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:39,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:39,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:39,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:39,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:39,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:39,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:39,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:39,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:39,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:39,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:39,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:39,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:39,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:39,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:39,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:39,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:39,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:39,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:39,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:39,964 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:39,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:39,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:39,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:39,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:39,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:39,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:39,972 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:39,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:39,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:39,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:39,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:39,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:39,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:39,974 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:39,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:39,975 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:39,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:39,975 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:39,976 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:39,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:39,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:39,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:39,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:39,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:39,977 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:39,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:39,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:39,984 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_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e7c8e5dc2a9e8f11b25d1bb9948f05f37b9553e3dc9f8bd8213088dea43cb37 [2022-10-17 16:56:40,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:40,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:40,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:40,376 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:40,377 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:40,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-invgen/heapsort.i [2022-10-17 16:56:40,448 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/data/2c76cce59/9b16618c17094c86814fd7f9b8b3a19f/FLAG778546a36 [2022-10-17 16:56:40,982 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:40,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/sv-benchmarks/c/loop-invgen/heapsort.i [2022-10-17 16:56:40,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/data/2c76cce59/9b16618c17094c86814fd7f9b8b3a19f/FLAG778546a36 [2022-10-17 16:56:41,302 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/data/2c76cce59/9b16618c17094c86814fd7f9b8b3a19f [2022-10-17 16:56:41,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:41,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:41,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:41,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:41,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:41,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3a6487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41, skipping insertion in model container [2022-10-17 16:56:41,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:41,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:41,533 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_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/sv-benchmarks/c/loop-invgen/heapsort.i[893,906] [2022-10-17 16:56:41,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:41,564 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:41,577 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_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/sv-benchmarks/c/loop-invgen/heapsort.i[893,906] [2022-10-17 16:56:41,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:41,618 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:41,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41 WrapperNode [2022-10-17 16:56:41,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:41,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:41,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:41,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:41,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,685 INFO L138 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 77 [2022-10-17 16:56:41,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:41,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:41,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:41,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:41,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,729 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:41,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:41,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:41,733 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:41,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:41" (1/1) ... [2022-10-17 16:56:41,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:41,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:41,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:41,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ddbc27e-a7d0-4a2c-803f-93ae0c754779/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:41,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:56:41,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:56:41,893 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:41,896 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:42,140 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:42,217 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:42,217 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:56:42,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:42 BoogieIcfgContainer [2022-10-17 16:56:42,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:42,221 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:42,221 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:42,240 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:42,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:42" (1/1) ... [2022-10-17 16:56:42,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:42,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2022-10-17 16:56:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2022-10-17 16:56:42,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:42,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 36 states and 66 transitions. [2022-10-17 16:56:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2022-10-17 16:56:43,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:43,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 72 transitions. [2022-10-17 16:56:43,200 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 72 transitions. [2022-10-17 16:56:43,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:43,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 43 states and 82 transitions. [2022-10-17 16:56:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2022-10-17 16:56:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:43,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 87 transitions. [2022-10-17 16:56:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2022-10-17 16:56:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:43,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 50 states and 103 transitions. [2022-10-17 16:56:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 103 transitions. [2022-10-17 16:56:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:45,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:45,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:45,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 55 states and 117 transitions. [2022-10-17 16:56:47,071 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 117 transitions. [2022-10-17 16:56:47,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:47,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:47,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:47,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:47,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 58 states and 126 transitions. [2022-10-17 16:56:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 126 transitions. [2022-10-17 16:56:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:47,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:47,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 60 states and 130 transitions. [2022-10-17 16:56:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 130 transitions. [2022-10-17 16:56:48,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:56:48,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:49,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 63 states and 138 transitions. [2022-10-17 16:56:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 138 transitions. [2022-10-17 16:56:49,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:56:49,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:49,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 69 states and 154 transitions. [2022-10-17 16:56:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 154 transitions. [2022-10-17 16:56:50,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:50,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:50,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 73 states and 162 transitions. [2022-10-17 16:56:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 162 transitions. [2022-10-17 16:56:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:56:50,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:51,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:51,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 74 states and 166 transitions. [2022-10-17 16:56:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 166 transitions. [2022-10-17 16:56:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:56:51,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:51,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:56:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 76 states and 172 transitions. [2022-10-17 16:56:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 172 transitions. [2022-10-17 16:56:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:53,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:53,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 78 states and 175 transitions. [2022-10-17 16:56:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 175 transitions. [2022-10-17 16:56:53,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:56:53,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,562 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 86 states and 199 transitions. [2022-10-17 16:56:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 199 transitions. [2022-10-17 16:56:56,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:56,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:56:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 90 states and 208 transitions. [2022-10-17 16:56:57,178 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 208 transitions. [2022-10-17 16:56:57,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:57,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:57:01,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 99 states and 237 transitions. [2022-10-17 16:57:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 237 transitions. [2022-10-17 16:57:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:57:01,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:01,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:57:01,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 100 states and 242 transitions. [2022-10-17 16:57:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 242 transitions. [2022-10-17 16:57:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:01,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:57:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:03,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 104 states and 259 transitions. [2022-10-17 16:57:03,580 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 259 transitions. [2022-10-17 16:57:03,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:03,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:03,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:57:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:05,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 109 states and 271 transitions. [2022-10-17 16:57:05,129 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 271 transitions. [2022-10-17 16:57:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:05,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:05,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:05,206 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:57:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 110 states and 275 transitions. [2022-10-17 16:57:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 275 transitions. [2022-10-17 16:57:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:57:05,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:05,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:57:05,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 112 states and 284 transitions. [2022-10-17 16:57:05,937 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 284 transitions. [2022-10-17 16:57:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:57:05,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:05,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:57:08,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:08,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 115 states and 292 transitions. [2022-10-17 16:57:08,415 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 292 transitions. [2022-10-17 16:57:08,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:08,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:08,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:08,547 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 16:57:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 115 states and 291 transitions. [2022-10-17 16:57:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 291 transitions. [2022-10-17 16:57:08,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:08,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:08,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:57:09,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 116 states and 290 transitions. [2022-10-17 16:57:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 290 transitions. [2022-10-17 16:57:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:57:09,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:09,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-10-17 16:57:11,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 120 states and 300 transitions. [2022-10-17 16:57:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 300 transitions. [2022-10-17 16:57:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:57:11,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:11,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:57:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 120 states and 299 transitions. [2022-10-17 16:57:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 299 transitions. [2022-10-17 16:57:11,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:57:11,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:11,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.