[INFO] fetching crate extreme 666.666.666666...
[INFO] checking extreme-666.666.666666 against master#625b63f9e148d511e187c71e5f70643ee62c77fb for pr-146972-1
[INFO] extracting crate extreme 666.666.666666 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate extreme 666.666.666666
[INFO] finished tweaking crates.io crate extreme 666.666.666666
[INFO] tweaked toml for crates.io crate extreme 666.666.666666 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate extreme 666.666.666666 on toolchain 625b63f9e148d511e187c71e5f70643ee62c77fb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+625b63f9e148d511e187c71e5f70643ee62c77fb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+625b63f9e148d511e187c71e5f70643ee62c77fb" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+625b63f9e148d511e187c71e5f70643ee62c77fb" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+625b63f9e148d511e187c71e5f70643ee62c77fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c62b1e9f1078cad0d5a00ce0916e9e33109ce7bebf2f0f4e520e5e39296c86ab
[INFO] running `Command { std: "docker" "start" "-a" "c62b1e9f1078cad0d5a00ce0916e9e33109ce7bebf2f0f4e520e5e39296c86ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62b1e9f1078cad0d5a00ce0916e9e33109ce7bebf2f0f4e520e5e39296c86ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62b1e9f1078cad0d5a00ce0916e9e33109ce7bebf2f0f4e520e5e39296c86ab", kill_on_drop: false }`
[INFO] [stdout] c62b1e9f1078cad0d5a00ce0916e9e33109ce7bebf2f0f4e520e5e39296c86ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+625b63f9e148d511e187c71e5f70643ee62c77fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48be6ae8a628599ad9128fe3d4ddedb8a789f05e455dd0a648c025210669086c
[INFO] running `Command { std: "docker" "start" "-a" "48be6ae8a628599ad9128fe3d4ddedb8a789f05e455dd0a648c025210669086c", kill_on_drop: false }`
[INFO] [stderr]     Checking extreme v666.666.666666 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "48be6ae8a628599ad9128fe3d4ddedb8a789f05e455dd0a648c025210669086c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48be6ae8a628599ad9128fe3d4ddedb8a789f05e455dd0a648c025210669086c", kill_on_drop: false }`
[INFO] [stdout] 48be6ae8a628599ad9128fe3d4ddedb8a789f05e455dd0a648c025210669086c