[INFO] fetching crate precision 0.1.12...
[INFO] checking precision-0.1.12 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate precision 0.1.12 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate precision 0.1.12 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate precision 0.1.12
[INFO] finished tweaking crates.io crate precision 0.1.12
[INFO] tweaked toml for crates.io crate precision 0.1.12 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1960a3b9e78f52af7586ccffc152617461e3b654c5e7b6e03611c0ce1b5d7b9a
[INFO] running `Command { std: "docker" "start" "-a" "1960a3b9e78f52af7586ccffc152617461e3b654c5e7b6e03611c0ce1b5d7b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1960a3b9e78f52af7586ccffc152617461e3b654c5e7b6e03611c0ce1b5d7b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1960a3b9e78f52af7586ccffc152617461e3b654c5e7b6e03611c0ce1b5d7b9a", kill_on_drop: false }`
[INFO] [stdout] 1960a3b9e78f52af7586ccffc152617461e3b654c5e7b6e03611c0ce1b5d7b9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40186d098dcca97b7952b38aed100abeda2b66e1afdb34f06c4855a34f555d06
[INFO] running `Command { std: "docker" "start" "-a" "40186d098dcca97b7952b38aed100abeda2b66e1afdb34f06c4855a34f555d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling precision v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "40186d098dcca97b7952b38aed100abeda2b66e1afdb34f06c4855a34f555d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40186d098dcca97b7952b38aed100abeda2b66e1afdb34f06c4855a34f555d06", kill_on_drop: false }`
[INFO] [stdout] 40186d098dcca97b7952b38aed100abeda2b66e1afdb34f06c4855a34f555d06