[INFO] cloning repository https://github.com/totem3/tomlsort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/totem3/tomlsort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Ftomlsort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Ftomlsort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f1a70a7096f38ddca16058ad6665c4521c6e22e
[INFO] checking totem3/tomlsort against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Ftomlsort" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/totem3/tomlsort on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/totem3/tomlsort
[INFO] finished tweaking git repo https://github.com/totem3/tomlsort
[INFO] tweaked toml for git repo https://github.com/totem3/tomlsort written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/totem3/tomlsort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88be5ecec90c944d3c27479eab8d67a74be36ef359162d34f2ee63994e40e8c0
[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" "88be5ecec90c944d3c27479eab8d67a74be36ef359162d34f2ee63994e40e8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88be5ecec90c944d3c27479eab8d67a74be36ef359162d34f2ee63994e40e8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88be5ecec90c944d3c27479eab8d67a74be36ef359162d34f2ee63994e40e8c0", kill_on_drop: false }`
[INFO] [stdout] 88be5ecec90c944d3c27479eab8d67a74be36ef359162d34f2ee63994e40e8c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 067479d8c6604014d1fc2d8dc74e13b3f2070171c8d58be8743da5fdd6a1c808
[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" "067479d8c6604014d1fc2d8dc74e13b3f2070171c8d58be8743da5fdd6a1c808", kill_on_drop: false }`
[INFO] [stderr]     Checking toml v0.3.1
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]     Checking tomlsort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/main.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut out: Box<io::Write> = matches.value_of("out")
[INFO] [stdout]    |                      ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .map(|f| Box::new(f) as Box<io::Write>)
[INFO] [stdout]    |                                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:71:50
[INFO] [stdout]    |
[INFO] [stdout] 71 |         .unwrap_or(Box::new(io::stdout()) as Box<io::Write>);
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/main.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut out: Box<io::Write> = matches.value_of("out")
[INFO] [stdout]    |                      ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .map(|f| Box::new(f) as Box<io::Write>)
[INFO] [stdout]    |                                     ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:71:50
[INFO] [stdout]    |
[INFO] [stdout] 71 |         .unwrap_or(Box::new(io::stdout()) as Box<io::Write>);
[INFO] [stdout]    |                                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut arr =
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut arr =
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "067479d8c6604014d1fc2d8dc74e13b3f2070171c8d58be8743da5fdd6a1c808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067479d8c6604014d1fc2d8dc74e13b3f2070171c8d58be8743da5fdd6a1c808", kill_on_drop: false }`
[INFO] [stdout] 067479d8c6604014d1fc2d8dc74e13b3f2070171c8d58be8743da5fdd6a1c808