[INFO] fetching crate command-macros 0.2.9...
[INFO] checking command-macros-0.2.9 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate command-macros 0.2.9 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate command-macros 0.2.9 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate command-macros 0.2.9
[INFO] finished tweaking crates.io crate command-macros 0.2.9
[INFO] tweaked toml for crates.io crate command-macros 0.2.9 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded command-macros-plugin v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fec9690886f2a97f7e7ddf4a74956766bd3806af38dd5e5947705a684f92f00f
[INFO] running `Command { std: "docker" "start" "-a" "fec9690886f2a97f7e7ddf4a74956766bd3806af38dd5e5947705a684f92f00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec9690886f2a97f7e7ddf4a74956766bd3806af38dd5e5947705a684f92f00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec9690886f2a97f7e7ddf4a74956766bd3806af38dd5e5947705a684f92f00f", kill_on_drop: false }`
[INFO] [stdout] fec9690886f2a97f7e7ddf4a74956766bd3806af38dd5e5947705a684f92f00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9d4b53724989e865e49d65a331f99c31d0038223018a1820b1af64ca496809c
[INFO] running `Command { std: "docker" "start" "-a" "a9d4b53724989e865e49d65a331f99c31d0038223018a1820b1af64ca496809c", kill_on_drop: false }`
[INFO] [stderr]     Checking command-macros v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a9d4b53724989e865e49d65a331f99c31d0038223018a1820b1af64ca496809c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d4b53724989e865e49d65a331f99c31d0038223018a1820b1af64ca496809c", kill_on_drop: false }`
[INFO] [stdout] a9d4b53724989e865e49d65a331f99c31d0038223018a1820b1af64ca496809c