[INFO] fetching crate tower-ready-cache 0.3.1...
[INFO] checking tower-ready-cache-0.3.1 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate tower-ready-cache 0.3.1 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate tower-ready-cache 0.3.1 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-ready-cache 0.3.1
[INFO] finished tweaking crates.io crate tower-ready-cache 0.3.1
[INFO] tweaked toml for crates.io crate tower-ready-cache 0.3.1 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39acd8753476b7089b2e739ae66b2db52e338bbc6a714e6e6868284822def573
[INFO] running `Command { std: "docker" "start" "-a" "39acd8753476b7089b2e739ae66b2db52e338bbc6a714e6e6868284822def573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39acd8753476b7089b2e739ae66b2db52e338bbc6a714e6e6868284822def573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39acd8753476b7089b2e739ae66b2db52e338bbc6a714e6e6868284822def573", kill_on_drop: false }`
[INFO] [stdout] 39acd8753476b7089b2e739ae66b2db52e338bbc6a714e6e6868284822def573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42bef9494503818b67c43d850a9fa2313eb86b773fce33f8089c3a55318fc9c6
[INFO] running `Command { std: "docker" "start" "-a" "42bef9494503818b67c43d850a9fa2313eb86b773fce33f8089c3a55318fc9c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stderr]     Checking tower-ready-cache v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking pin-project v0.4.28
[INFO] [stderr]     Checking tower-test v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.54s
[INFO] running `Command { std: "docker" "inspect" "42bef9494503818b67c43d850a9fa2313eb86b773fce33f8089c3a55318fc9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42bef9494503818b67c43d850a9fa2313eb86b773fce33f8089c3a55318fc9c6", kill_on_drop: false }`
[INFO] [stdout] 42bef9494503818b67c43d850a9fa2313eb86b773fce33f8089c3a55318fc9c6