[INFO] fetching crate stupid_utils 0.2.4...
[INFO] checking stupid_utils-0.2.4 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate stupid_utils 0.2.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate stupid_utils 0.2.4 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stupid_utils 0.2.4
[INFO] finished tweaking crates.io crate stupid_utils 0.2.4
[INFO] tweaked toml for crates.io crate stupid_utils 0.2.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate stupid_utils 0.2.4 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf5d17947b74c83e3494dc0a9d0fbd67ca7593d30e3393d42ea90319160721c1
[INFO] running `Command { std: "docker" "start" "-a" "bf5d17947b74c83e3494dc0a9d0fbd67ca7593d30e3393d42ea90319160721c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf5d17947b74c83e3494dc0a9d0fbd67ca7593d30e3393d42ea90319160721c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5d17947b74c83e3494dc0a9d0fbd67ca7593d30e3393d42ea90319160721c1", kill_on_drop: false }`
[INFO] [stdout] bf5d17947b74c83e3494dc0a9d0fbd67ca7593d30e3393d42ea90319160721c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa4d36dbe20543918ef689a79e0c7a3565a688b365fdf5502cdfa5bbce4683d
[INFO] running `Command { std: "docker" "start" "-a" "caa4d36dbe20543918ef689a79e0c7a3565a688b365fdf5502cdfa5bbce4683d", kill_on_drop: false }`
[INFO] [stderr]     Checking stupid_utils v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/lib.rs:1142:17
[INFO] [stdout]      |
[INFO] [stdout] 1142 |                 _ => {
[INFO] [stdout]      |                 ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/lib.rs:1142:17
[INFO] [stdout]      |
[INFO] [stdout] 1142 |                 _ => {
[INFO] [stdout]      |                 ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "caa4d36dbe20543918ef689a79e0c7a3565a688b365fdf5502cdfa5bbce4683d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa4d36dbe20543918ef689a79e0c7a3565a688b365fdf5502cdfa5bbce4683d", kill_on_drop: false }`
[INFO] [stdout] caa4d36dbe20543918ef689a79e0c7a3565a688b365fdf5502cdfa5bbce4683d