[INFO] cloning repository https://github.com/peonii/flowerchecker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peonii/flowerchecker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeonii%2Fflowerchecker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeonii%2Fflowerchecker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b1406ee5d896eabc387812847612f75324948d5
[INFO] checking peonii/flowerchecker against master#5257aee7dd163d21d32fa904578d4fb0f4c91b79 for pr-116494-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeonii%2Fflowerchecker" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peonii/flowerchecker on toolchain 5257aee7dd163d21d32fa904578d4fb0f4c91b79
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peonii/flowerchecker
[INFO] finished tweaking git repo https://github.com/peonii/flowerchecker
[INFO] tweaked toml for git repo https://github.com/peonii/flowerchecker written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/peonii/flowerchecker 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" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stacker v0.1.14
[INFO] [stderr]   Downloaded rm_rf v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef1f01a1f72fc5c257429388694b11f5194aaeeefa2d51864a28a0be897cd9d6
[INFO] running `Command { std: "docker" "start" "-a" "ef1f01a1f72fc5c257429388694b11f5194aaeeefa2d51864a28a0be897cd9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef1f01a1f72fc5c257429388694b11f5194aaeeefa2d51864a28a0be897cd9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1f01a1f72fc5c257429388694b11f5194aaeeefa2d51864a28a0be897cd9d6", kill_on_drop: false }`
[INFO] [stdout] ef1f01a1f72fc5c257429388694b11f5194aaeeefa2d51864a28a0be897cd9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d53d878366a8bbee1bceadfdf571ce0b1a2d39874c498faf7f0c8bf98cfd1b63
[INFO] running `Command { std: "docker" "start" "-a" "d53d878366a8bbee1bceadfdf571ce0b1a2d39874c498faf7f0c8bf98cfd1b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling psm v0.1.19
[INFO] [stderr]    Compiling stacker v0.1.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rm_rf v0.5.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking flowerchecker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "d53d878366a8bbee1bceadfdf571ce0b1a2d39874c498faf7f0c8bf98cfd1b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53d878366a8bbee1bceadfdf571ce0b1a2d39874c498faf7f0c8bf98cfd1b63", kill_on_drop: false }`
[INFO] [stdout] d53d878366a8bbee1bceadfdf571ce0b1a2d39874c498faf7f0c8bf98cfd1b63