[INFO] cloning repository https://github.com/uTkArShVeRm4/L
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uTkArShVeRm4/L" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FuTkArShVeRm4%2FL", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FuTkArShVeRm4%2FL'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9dfe8f4cf922673ad9d9e8128dbd329a747b1f13
[INFO] checking uTkArShVeRm4/L against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FuTkArShVeRm4%2FL" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uTkArShVeRm4/L on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uTkArShVeRm4/L
[INFO] finished tweaking git repo https://github.com/uTkArShVeRm4/L
[INFO] tweaked toml for git repo https://github.com/uTkArShVeRm4/L written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/uTkArShVeRm4/L 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed6e86b0dd7b4a0d30715ef3ecbf8871d132b4bc580dbf494866a8ca9757c6c3
[INFO] running `Command { std: "docker" "start" "-a" "ed6e86b0dd7b4a0d30715ef3ecbf8871d132b4bc580dbf494866a8ca9757c6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed6e86b0dd7b4a0d30715ef3ecbf8871d132b4bc580dbf494866a8ca9757c6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed6e86b0dd7b4a0d30715ef3ecbf8871d132b4bc580dbf494866a8ca9757c6c3", kill_on_drop: false }`
[INFO] [stdout] ed6e86b0dd7b4a0d30715ef3ecbf8871d132b4bc580dbf494866a8ca9757c6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97aaa5ba079479b08fe274f2609ab197d13a687cc609a0bd7c0bb20c3d806fbf
[INFO] running `Command { std: "docker" "start" "-a" "97aaa5ba079479b08fe274f2609ab197d13a687cc609a0bd7c0bb20c3d806fbf", kill_on_drop: false }`
[INFO] [stderr]     Checking L v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `L` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `l`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "97aaa5ba079479b08fe274f2609ab197d13a687cc609a0bd7c0bb20c3d806fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97aaa5ba079479b08fe274f2609ab197d13a687cc609a0bd7c0bb20c3d806fbf", kill_on_drop: false }`
[INFO] [stdout] 97aaa5ba079479b08fe274f2609ab197d13a687cc609a0bd7c0bb20c3d806fbf