[INFO] fetching crate cfg_me 0.1.0...
[INFO] checking cfg_me-0.1.0 against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] extracting crate cfg_me 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cfg_me 0.1.0 on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfg_me 0.1.0
[INFO] finished tweaking crates.io crate cfg_me 0.1.0
[INFO] tweaked toml for crates.io crate cfg_me 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cfg_me 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_toml v0.8.0
[INFO] [stderr]   Downloaded parse_arg v0.1.4
[INFO] [stderr]   Downloaded man v0.1.1
[INFO] [stderr]   Downloaded roff v0.1.0
[INFO] [stderr]   Downloaded fmt2io v0.1.0
[INFO] [stderr]   Downloaded configure_me_codegen v0.3.12
[INFO] [stderr]   Downloaded configure_me v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", 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] 6b801e56f5a62f5bf0efa20a6b6b2b3f671aa60be484bc3d85e95e692e8ee1f4
[INFO] running `Command { std: "docker" "start" "-a" "6b801e56f5a62f5bf0efa20a6b6b2b3f671aa60be484bc3d85e95e692e8ee1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b801e56f5a62f5bf0efa20a6b6b2b3f671aa60be484bc3d85e95e692e8ee1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b801e56f5a62f5bf0efa20a6b6b2b3f671aa60be484bc3d85e95e692e8ee1f4", kill_on_drop: false }`
[INFO] [stdout] 6b801e56f5a62f5bf0efa20a6b6b2b3f671aa60be484bc3d85e95e692e8ee1f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 215b10c90b2d7546aa980e450bea0dd8d69eeeeb1f4be4fb6a68a68bcd51a8f1
[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" "215b10c90b2d7546aa980e450bea0dd8d69eeeeb1f4be4fb6a68a68bcd51a8f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling configure_me_codegen v0.3.12
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling fmt2io v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]     Checking parse_arg v0.1.4
[INFO] [stderr]    Compiling man v0.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling cargo_toml v0.8.0
[INFO] [stderr]     Checking configure_me v0.3.3
[INFO] [stderr]    Compiling cfg_me v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.12s
[INFO] running `Command { std: "docker" "inspect" "215b10c90b2d7546aa980e450bea0dd8d69eeeeb1f4be4fb6a68a68bcd51a8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215b10c90b2d7546aa980e450bea0dd8d69eeeeb1f4be4fb6a68a68bcd51a8f1", kill_on_drop: false }`
[INFO] [stdout] 215b10c90b2d7546aa980e450bea0dd8d69eeeeb1f4be4fb6a68a68bcd51a8f1