[INFO] cloning repository https://github.com/krdln/shelly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krdln/shelly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrdln%2Fshelly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrdln%2Fshelly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6471db5e6973b62a070a74c3592ef82b8cf8feb3
[INFO] checking krdln/shelly against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrdln%2Fshelly" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krdln/shelly on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/krdln/shelly
[INFO] finished tweaking git repo https://github.com/krdln/shelly
[INFO] tweaked toml for git repo https://github.com/krdln/shelly written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/krdln/shelly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0acd7e583759b424228744ebd79583cac4785d488ae19151524b9b3d067b8a50
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0acd7e583759b424228744ebd79583cac4785d488ae19151524b9b3d067b8a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0acd7e583759b424228744ebd79583cac4785d488ae19151524b9b3d067b8a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0acd7e583759b424228744ebd79583cac4785d488ae19151524b9b3d067b8a50", kill_on_drop: false }`
[INFO] [stdout] 0acd7e583759b424228744ebd79583cac4785d488ae19151524b9b3d067b8a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f13fc885b6f3fcf2a4b2b7341e945b70b807dc358e1bdb57e0b7e8d06e184d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "60f13fc885b6f3fcf2a4b2b7341e945b70b807dc358e1bdb57e0b7e8d06e184d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling serde v1.0.81
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking yansi v0.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking shelly v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lint.rs:279:26
[INFO] [stdout]     |
[INFO] [stdout] 279 |     raw_emitter: &'e mut ::Emitter,
[INFO] [stdout]     |                          ^^^^^^^^^ help: use `dyn`: `dyn (::Emitter)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lint.rs:286:33
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub fn new(emitter: &'e mut ::Emitter, config: Config) -> Emitter<'e> {
[INFO] [stdout]     |                                 ^^^^^^^^^ help: use `dyn`: `dyn (::Emitter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:72
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn run(root_path: impl AsRef<Path>, run_opt: RunOpt, emitter: &mut Emitter) -> Result<(), Error> {
[INFO] [stdout]    |                                                                        ^^^^^^^ help: use `dyn`: `dyn Emitter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:62
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn run_(root_path: &Path, run_opt: RunOpt, raw_emitter: &mut Emitter) -> Result<(), Error> {
[INFO] [stdout]    |                                                              ^^^^^^^ help: use `dyn`: `dyn Emitter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lint.rs:279:26
[INFO] [stdout]     |
[INFO] [stdout] 279 |     raw_emitter: &'e mut ::Emitter,
[INFO] [stdout]     |                          ^^^^^^^^^ help: use `dyn`: `dyn (::Emitter)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lint.rs:286:33
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub fn new(emitter: &'e mut ::Emitter, config: Config) -> Emitter<'e> {
[INFO] [stdout]     |                                 ^^^^^^^^^ help: use `dyn`: `dyn (::Emitter)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:72
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn run(root_path: impl AsRef<Path>, run_opt: RunOpt, emitter: &mut Emitter) -> Result<(), Error> {
[INFO] [stdout]    |                                                                        ^^^^^^^ help: use `dyn`: `dyn Emitter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:62
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn run_(root_path: &Path, run_opt: RunOpt, raw_emitter: &mut Emitter) -> Result<(), Error> {
[INFO] [stdout]    |                                                              ^^^^^^^ help: use `dyn`: `dyn Emitter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/preprocess.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let source = source.trim_left_matches('\u{feff}');
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/preprocess.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let source = source.trim_left_matches('\u{feff}');
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/helpers/mod.rs:17:60
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_on_file(Contents(data): Contents, emitter: &mut Emitter) -> Result<(), Error> {
[INFO] [stdout]    |                                                            ^^^^^^^ help: use `dyn`: `dyn Emitter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::causes`: please use the 'iter_chain()' method instead
[INFO] [stdout]    --> src/main.rs:112:24
[INFO] [stdout]     |
[INFO] [stdout] 112 |         for cause in e.causes() {
[INFO] [stdout]     |                        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::causes`: please use the 'iter_chain()' method instead
[INFO] [stdout]    --> src/main.rs:112:24
[INFO] [stdout]     |
[INFO] [stdout] 112 |         for cause in e.causes() {
[INFO] [stdout]     |                        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.34s
[INFO] running `Command { std: "docker" "inspect" "60f13fc885b6f3fcf2a4b2b7341e945b70b807dc358e1bdb57e0b7e8d06e184d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f13fc885b6f3fcf2a4b2b7341e945b70b807dc358e1bdb57e0b7e8d06e184d", kill_on_drop: false }`
[INFO] [stdout] 60f13fc885b6f3fcf2a4b2b7341e945b70b807dc358e1bdb57e0b7e8d06e184d