[INFO] fetching crate const-str 0.6.2...
[INFO] checking const-str-0.6.2 against master#8f43b85954d2f3d8fc00a7504c603e5ca9eb0695 for pr-133502-5
[INFO] extracting crate const-str 0.6.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate const-str 0.6.2 on toolchain 8f43b85954d2f3d8fc00a7504c603e5ca9eb0695
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const-str 0.6.2
[INFO] finished tweaking crates.io crate const-str 0.6.2
[INFO] tweaked toml for crates.io crate const-str 0.6.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate const-str 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-str-proc-macro v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0fc1ca6fcde8587d683aa96a9f63a9e9ef65ea4c3d1b76f74afd063d112a9e3
[INFO] running `Command { std: "docker" "start" "-a" "c0fc1ca6fcde8587d683aa96a9f63a9e9ef65ea4c3d1b76f74afd063d112a9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0fc1ca6fcde8587d683aa96a9f63a9e9ef65ea4c3d1b76f74afd063d112a9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0fc1ca6fcde8587d683aa96a9f63a9e9ef65ea4c3d1b76f74afd063d112a9e3", kill_on_drop: false }`
[INFO] [stdout] c0fc1ca6fcde8587d683aa96a9f63a9e9ef65ea4c3d1b76f74afd063d112a9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a8af1cbe6dcc6c2345ff4a989e23f89e8f37757622c8a8190182a6f36c48d2
[INFO] running `Command { std: "docker" "start" "-a" "f8a8af1cbe6dcc6c2345ff4a989e23f89e8f37757622c8a8190182a6f36c48d2", kill_on_drop: false }`
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]     Checking const-str v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/str.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         core::mem::transmute(x)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: replace this with: `char::from_u32_unchecked(x)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider `char::from_u32(…).unwrap()`
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/str.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         core::mem::transmute(x)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: replace this with: `char::from_u32_unchecked(x)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider `char::from_u32(…).unwrap()`
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "f8a8af1cbe6dcc6c2345ff4a989e23f89e8f37757622c8a8190182a6f36c48d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a8af1cbe6dcc6c2345ff4a989e23f89e8f37757622c8a8190182a6f36c48d2", kill_on_drop: false }`
[INFO] [stdout] f8a8af1cbe6dcc6c2345ff4a989e23f89e8f37757622c8a8190182a6f36c48d2