[INFO] fetching crate skitty 0.1.0...
[INFO] checking skitty-0.1.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate skitty 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate skitty 0.1.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skitty 0.1.0
[INFO] finished tweaking crates.io crate skitty 0.1.0
[INFO] tweaked toml for crates.io crate skitty 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1e94e7a9b9f2a7f006d8aafc7abf6ce413e28dbfee6fe583aeb6daf3a4140cf
[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" "d1e94e7a9b9f2a7f006d8aafc7abf6ce413e28dbfee6fe583aeb6daf3a4140cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1e94e7a9b9f2a7f006d8aafc7abf6ce413e28dbfee6fe583aeb6daf3a4140cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e94e7a9b9f2a7f006d8aafc7abf6ce413e28dbfee6fe583aeb6daf3a4140cf", kill_on_drop: false }`
[INFO] [stdout] d1e94e7a9b9f2a7f006d8aafc7abf6ce413e28dbfee6fe583aeb6daf3a4140cf
[INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2c8858d3ca6fde194c977f0ce6c5ee9d2d3e82a518e8e8c005fd8b0691f4d64
[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" "b2c8858d3ca6fde194c977f0ce6c5ee9d2d3e82a518e8e8c005fd8b0691f4d64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking miniz_oxide v0.4.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking skitty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/project/fs_tools.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn make_absolute<'a>(path: &'a AsRef<Path>) -> SkittyResult<Cow<'a, Path>>
[INFO] [stdout]    |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[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/project/json_tools.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn prettify_json_in_dir(dir: &AsRef<Path>) -> SkittyResult<()> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/project/json_tools.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn prettify_json_file(file: &AsRef<Path>) -> SkittyResult<()> {
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn extract(path: &AsRef<Path>) -> SkittyResult<()>
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn combine(path: &AsRef<Path>) -> SkittyResult<()>
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn watch(path: &AsRef<Path>) -> SkittyResult<()>
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/project/fs_tools.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn make_absolute<'a>(path: &'a AsRef<Path>) -> SkittyResult<Cow<'a, Path>>
[INFO] [stdout]    |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[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/project/json_tools.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn prettify_json_in_dir(dir: &AsRef<Path>) -> SkittyResult<()> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/project/json_tools.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn prettify_json_file(file: &AsRef<Path>) -> SkittyResult<()> {
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn extract(path: &AsRef<Path>) -> SkittyResult<()>
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn combine(path: &AsRef<Path>) -> SkittyResult<()>
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn watch(path: &AsRef<Path>) -> SkittyResult<()>
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/project/zip_tools.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut file = zip.by_index(i)?;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/project/zip_tools.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut file = zip.by_index(i)?;
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.39s
[INFO] running `Command { std: "docker" "inspect" "b2c8858d3ca6fde194c977f0ce6c5ee9d2d3e82a518e8e8c005fd8b0691f4d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c8858d3ca6fde194c977f0ce6c5ee9d2d3e82a518e8e8c005fd8b0691f4d64", kill_on_drop: false }`
[INFO] [stdout] b2c8858d3ca6fde194c977f0ce6c5ee9d2d3e82a518e8e8c005fd8b0691f4d64