[INFO] cloning repository https://github.com/PurpleMyst/rdotdot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/rdotdot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frdotdot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frdotdot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7f61abb8cfbc794c83f5b47cbc234fb9cec0269
[INFO] checking PurpleMyst/rdotdot against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frdotdot" "/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/PurpleMyst/rdotdot 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/PurpleMyst/rdotdot
[INFO] finished tweaking git repo https://github.com/PurpleMyst/rdotdot
[INFO] tweaked toml for git repo https://github.com/PurpleMyst/rdotdot written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleMyst/rdotdot 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] [stderr]     Blocking waiting for file lock on package cache
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ec28875d1b2e2d8a54192dce44f51c30bf140af0a64c81d0a8c19d8ce819525
[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" "6ec28875d1b2e2d8a54192dce44f51c30bf140af0a64c81d0a8c19d8ce819525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ec28875d1b2e2d8a54192dce44f51c30bf140af0a64c81d0a8c19d8ce819525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec28875d1b2e2d8a54192dce44f51c30bf140af0a64c81d0a8c19d8ce819525", kill_on_drop: false }`
[INFO] [stdout] 6ec28875d1b2e2d8a54192dce44f51c30bf140af0a64c81d0a8c19d8ce819525
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb7154bcc4ad8ea7fe1ed7a8fe43574f7bb2d73483cb58b773ffa9b910173e72
[INFO] running `Command { std: "docker" "start" "-a" "cb7154bcc4ad8ea7fe1ed7a8fe43574f7bb2d73483cb58b773ffa9b910173e72", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]     Checking rpds v0.5.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking rdotdot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `bare_trait_object` has been renamed to `bare_trait_objects`
[INFO] [stdout]  --> src/main.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 |     anonymous_parameters, bare_trait_object, missing_copy_implementations,
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^ help: use the new name: `bare_trait_objects`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `bare_trait_object` has been renamed to `bare_trait_objects`
[INFO] [stdout]  --> src/main.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 |     anonymous_parameters, bare_trait_object, missing_copy_implementations,
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^ help: use the new name: `bare_trait_objects`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:410:29
[INFO] [stdout]     |
[INFO] [stdout] 410 |                         Ok((mut tokens, rhs)) => {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:410:29
[INFO] [stdout]     |
[INFO] [stdout] 410 |                         Ok((mut tokens, rhs)) => {
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "cb7154bcc4ad8ea7fe1ed7a8fe43574f7bb2d73483cb58b773ffa9b910173e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb7154bcc4ad8ea7fe1ed7a8fe43574f7bb2d73483cb58b773ffa9b910173e72", kill_on_drop: false }`
[INFO] [stdout] cb7154bcc4ad8ea7fe1ed7a8fe43574f7bb2d73483cb58b773ffa9b910173e72