[INFO] crate kasa_exporter 0.1.0 is already in cache
[INFO] checking kasa_exporter-0.1.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate kasa_exporter 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate kasa_exporter 0.1.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kasa_exporter 0.1.0
[INFO] finished tweaking crates.io crate kasa_exporter 0.1.0
[INFO] tweaked toml for crates.io crate kasa_exporter 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ad736fb52cecfca2d29a989ca41c83f29e9769d066093faa30a4091dc73875e
[INFO] running `"docker" "start" "-a" "4ad736fb52cecfca2d29a989ca41c83f29e9769d066093faa30a4091dc73875e"`
[INFO] [stderr]    Compiling prometheus v0.4.2
[INFO] [stderr]     Checking kasa_exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/exporter/mod.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 | ) -> Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::error_chain_processing`
[INFO] [stderr]  --> src/kasa/error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use error_chain::error_chain_processing;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_kind`
[INFO] [stderr]  --> src/kasa/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use error_chain::impl_error_chain_kind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_processed`
[INFO] [stderr]  --> src/kasa/error.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use error_chain::impl_error_chain_processed;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_extract_backtrace`
[INFO] [stderr]  --> src/kasa/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use error_chain::impl_extract_backtrace;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/exporter/mod.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 | ) -> Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::error_chain_processing`
[INFO] [stderr]  --> src/kasa/error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use error_chain::error_chain_processing;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_kind`
[INFO] [stderr]  --> src/kasa/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use error_chain::impl_error_chain_kind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_processed`
[INFO] [stderr]  --> src/kasa/error.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use error_chain::impl_error_chain_processed;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_extract_backtrace`
[INFO] [stderr]  --> src/kasa/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use error_chain::impl_extract_backtrace;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/kasa/mod.rs:119:59
[INFO] [stderr]     |
[INFO] [stderr] 119 | ...                   .unwrap_or_else(|e| e.description().to_string()),
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/kasa/mod.rs:119:59
[INFO] [stderr]     |
[INFO] [stderr] 119 | ...                   .unwrap_or_else(|e| e.description().to_string()),
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/exporter/mod.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 | ) -> Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::error_chain_processing`
[INFO] [stderr]  --> src/kasa/error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use error_chain::error_chain_processing;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_kind`
[INFO] [stderr]  --> src/kasa/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use error_chain::impl_error_chain_kind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_processed`
[INFO] [stderr]  --> src/kasa/error.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use error_chain::impl_error_chain_processed;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_extract_backtrace`
[INFO] [stderr]  --> src/kasa/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use error_chain::impl_extract_backtrace;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/kasa/mod.rs:119:59
[INFO] [stderr]     |
[INFO] [stderr] 119 | ...                   .unwrap_or_else(|e| e.description().to_string()),
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/exporter/mod.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 | ) -> Box<Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send>
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<hyper::Body>, Error = hyper::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::error_chain_processing`
[INFO] [stderr]  --> src/kasa/error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use error_chain::error_chain_processing;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_kind`
[INFO] [stderr]  --> src/kasa/error.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use error_chain::impl_error_chain_kind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_error_chain_processed`
[INFO] [stderr]  --> src/kasa/error.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use error_chain::impl_error_chain_processed;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error_chain::impl_extract_backtrace`
[INFO] [stderr]  --> src/kasa/error.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use error_chain::impl_extract_backtrace;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/kasa/error.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     errors {
[INFO] [stderr] 11 | |         EmptyAuthResponse(code: i32, message: String) {
[INFO] [stderr] 12 | |             description("empty auth response")
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |     }
[INFO] [stderr] 43 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/kasa/mod.rs:119:59
[INFO] [stderr]     |
[INFO] [stderr] 119 | ...                   .unwrap_or_else(|e| e.description().to_string()),
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.19s
[INFO] running `"docker" "inspect" "4ad736fb52cecfca2d29a989ca41c83f29e9769d066093faa30a4091dc73875e"`
[INFO] running `"docker" "rm" "-f" "4ad736fb52cecfca2d29a989ca41c83f29e9769d066093faa30a4091dc73875e"`
[INFO] [stdout] 4ad736fb52cecfca2d29a989ca41c83f29e9769d066093faa30a4091dc73875e