./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/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_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/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 64bit --witnessprinter.graph.data.programhash 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 --- 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 16:42:40,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:40,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:40,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:40,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:40,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:40,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:40,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:40,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:40,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:40,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:40,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:40,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:40,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:40,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:40,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:40,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:40,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:40,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:40,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:40,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:40,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:40,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:40,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:40,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:40,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:40,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:40,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:40,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:40,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:40,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:40,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:40,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:40,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:40,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:40,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:40,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:40,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:40,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:40,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:40,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:40,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:42:40,233 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:40,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:40,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:40,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:40,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:40,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:40,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:40,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:40,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:40,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:40,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:40,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:40,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:40,237 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:40,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:40,237 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:40,238 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:40,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:40,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:40,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:40,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:40,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:40,239 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:40,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:40,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:40,239 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_eb38497b-6570-4928-86ad-0612f9295a12/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 [2022-10-17 16:42:40,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:40,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:40,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:40,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:40,619 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:40,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-10-17 16:42:40,706 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/data/5be962a65/5935e1a571a348cca0f4c640d031dcaf/FLAG47b0c84d0 [2022-10-17 16:42:41,599 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:41,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-10-17 16:42:41,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/data/5be962a65/5935e1a571a348cca0f4c640d031dcaf/FLAG47b0c84d0 [2022-10-17 16:42:42,109 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/data/5be962a65/5935e1a571a348cca0f4c640d031dcaf [2022-10-17 16:42:42,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:42,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:42,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:42,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:42,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:42,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348ef2d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:42, skipping insertion in model container [2022-10-17 16:42:42,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:42" (1/1) ... [2022-10-17 16:42:42,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:42,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:43,381 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_eb38497b-6570-4928-86ad-0612f9295a12/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-10-17 16:42:43,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:43,567 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:44,071 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_eb38497b-6570-4928-86ad-0612f9295a12/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-10-17 16:42:44,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:44,148 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:44,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44 WrapperNode [2022-10-17 16:42:44,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:44,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:44,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:44,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:44,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,363 INFO L138 Inliner]: procedures = 127, calls = 967, calls flagged for inlining = 54, calls inlined = 42, statements flattened = 881 [2022-10-17 16:42:44,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:44,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:44,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:44,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:44,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,554 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:44,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:44,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:44,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:44,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:44" (1/1) ... [2022-10-17 16:42:44,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:44,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:44,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:44,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb38497b-6570-4928-86ad-0612f9295a12/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 16:42:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 16:42:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2022-10-17 16:42:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2022-10-17 16:42:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:42:44,692 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:42:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:42:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:42:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:42:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:42:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2022-10-17 16:42:44,693 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2022-10-17 16:42:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:42:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:42:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:42:44,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:42:44,694 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2022-10-17 16:42:44,695 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2022-10-17 16:42:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:42:44,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:42:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:42:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2022-10-17 16:42:44,696 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2022-10-17 16:42:44,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:42:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:42:44,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:42:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:44,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:44,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:45,364 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:45,367 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:47,099 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:47,642 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:47,643 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:42:47,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:47 BoogieIcfgContainer [2022-10-17 16:42:47,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:47,647 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:47,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:47,660 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:47,660 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:47" (1/1) ... [2022-10-17 16:42:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 111 states and 157 transitions. [2022-10-17 16:42:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2022-10-17 16:42:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:42:47,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:47,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:48,348 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 16:42:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:48,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 116 states and 170 transitions. [2022-10-17 16:42:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 170 transitions. [2022-10-17 16:42:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:42:48,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:48,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:48,692 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 16:42:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:48,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 126 states and 196 transitions. [2022-10-17 16:42:48,889 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2022-10-17 16:42:48,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:48,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:48,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:49,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 127 states and 197 transitions. [2022-10-17 16:42:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 197 transitions. [2022-10-17 16:42:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:49,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:49,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:49,291 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 16:42:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:49,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 138 states and 224 transitions. [2022-10-17 16:42:49,571 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 224 transitions. [2022-10-17 16:42:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:42:49,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:49,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:49,794 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 16:42:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:50,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 150 states and 252 transitions. [2022-10-17 16:42:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 252 transitions. [2022-10-17 16:42:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:42:50,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:50,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 151 states and 253 transitions. [2022-10-17 16:42:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 253 transitions. [2022-10-17 16:42:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:42:50,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:50,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:50,584 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 16:42:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:50,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 154 states and 266 transitions. [2022-10-17 16:42:50,901 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 266 transitions. [2022-10-17 16:42:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:42:50,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:50,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 155 states and 266 transitions. [2022-10-17 16:42:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 266 transitions. [2022-10-17 16:42:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:42:51,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 156 states and 267 transitions. [2022-10-17 16:42:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 267 transitions. [2022-10-17 16:42:51,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:42:51,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 157 states and 267 transitions. [2022-10-17 16:42:51,642 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 267 transitions. [2022-10-17 16:42:51,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:42:51,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 158 states and 267 transitions. [2022-10-17 16:42:51,784 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 267 transitions. [2022-10-17 16:42:51,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:42:51,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,883 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 159 states and 268 transitions. [2022-10-17 16:42:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 268 transitions. [2022-10-17 16:42:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:42:51,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:52,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 165 states and 283 transitions. [2022-10-17 16:42:52,157 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 283 transitions. [2022-10-17 16:42:52,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:42:52,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:52,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 166 states and 283 transitions. [2022-10-17 16:42:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 283 transitions. [2022-10-17 16:42:52,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:42:52,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:52,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:52,496 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:52,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 172 states and 298 transitions. [2022-10-17 16:42:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 298 transitions. [2022-10-17 16:42:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:42:52,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:52,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 173 states and 298 transitions. [2022-10-17 16:42:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 298 transitions. [2022-10-17 16:42:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:42:52,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:52,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:53,008 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:53,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 179 states and 313 transitions. [2022-10-17 16:42:53,143 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 313 transitions. [2022-10-17 16:42:53,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:42:53,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:53,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:53,286 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:42:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 180 states and 313 transitions. [2022-10-17 16:42:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 313 transitions. [2022-10-17 16:42:53,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:53,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:53,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 183 states and 317 transitions. [2022-10-17 16:42:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 317 transitions. [2022-10-17 16:42:53,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:53,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:53,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:54,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:54,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 186 states and 331 transitions. [2022-10-17 16:42:54,095 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 331 transitions. [2022-10-17 16:42:54,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:54,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:54,219 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:54,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 187 states and 331 transitions. [2022-10-17 16:42:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 331 transitions. [2022-10-17 16:42:54,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:54,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:54,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 192 states and 350 transitions. [2022-10-17 16:42:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 350 transitions. [2022-10-17 16:42:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:54,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:54,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 194 states and 355 transitions. [2022-10-17 16:42:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 355 transitions. [2022-10-17 16:42:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:55,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:55,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 195 states and 355 transitions. [2022-10-17 16:42:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 355 transitions. [2022-10-17 16:42:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:55,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:55,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:55,524 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:55,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 198 states and 366 transitions. [2022-10-17 16:42:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 366 transitions. [2022-10-17 16:42:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:55,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 199 states and 367 transitions. [2022-10-17 16:42:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 367 transitions. [2022-10-17 16:42:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:56,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:56,133 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 202 states and 373 transitions. [2022-10-17 16:42:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 373 transitions. [2022-10-17 16:42:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:56,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:56,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:56,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 203 states and 373 transitions. [2022-10-17 16:42:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 373 transitions. [2022-10-17 16:42:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:56,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:56,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 204 states and 374 transitions. [2022-10-17 16:42:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 374 transitions. [2022-10-17 16:42:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:56,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:56,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:57,040 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:57,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 205 states and 375 transitions. [2022-10-17 16:42:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 375 transitions. [2022-10-17 16:42:57,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:57,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:57,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:57,188 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 208 states and 381 transitions. [2022-10-17 16:42:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 381 transitions. [2022-10-17 16:42:57,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:57,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:57,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:57,515 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:57,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 209 states and 381 transitions. [2022-10-17 16:42:57,616 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 381 transitions. [2022-10-17 16:42:57,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:57,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:57,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:57,980 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 213 states and 396 transitions. [2022-10-17 16:42:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 396 transitions. [2022-10-17 16:42:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:42:59,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:59,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:42:59,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:59,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 214 states and 397 transitions. [2022-10-17 16:42:59,235 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 397 transitions. [2022-10-17 16:42:59,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:42:59,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:59,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:59,439 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 215 states and 399 transitions. [2022-10-17 16:42:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 399 transitions. [2022-10-17 16:42:59,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:42:59,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:59,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:59,634 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 216 states and 400 transitions. [2022-10-17 16:42:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 400 transitions. [2022-10-17 16:42:59,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:42:59,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:59,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,005 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:43:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 217 states and 400 transitions. [2022-10-17 16:43:00,047 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 400 transitions. [2022-10-17 16:43:00,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:43:00,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:00,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 220 states and 405 transitions. [2022-10-17 16:43:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 405 transitions. [2022-10-17 16:43:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:43:00,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:00,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:02,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 234 states and 442 transitions. [2022-10-17 16:43:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 442 transitions. [2022-10-17 16:43:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:43:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:02,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:02,660 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:43:08,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:43:12,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 16:43:12,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 239 states and 450 transitions. [2022-10-17 16:43:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 450 transitions. [2022-10-17 16:43:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:43:12,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:43:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 240 states and 451 transitions. [2022-10-17 16:43:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 451 transitions. [2022-10-17 16:43:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:43:12,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,752 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 241 states and 451 transitions. [2022-10-17 16:43:12,780 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 451 transitions. [2022-10-17 16:43:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:43:12,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat