[INFO] fetching crate tower-ready-cache 0.3.1...
[INFO] checking tower-ready-cache-0.3.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate tower-ready-cache 0.3.1 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate tower-ready-cache 0.3.1 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 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-70/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 7942137a4684a4e66b8ecb804581b1c9a63911212f094691ff1bedf95e14f725
[INFO] running `Command { std: "docker" "start" "-a" "7942137a4684a4e66b8ecb804581b1c9a63911212f094691ff1bedf95e14f725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7942137a4684a4e66b8ecb804581b1c9a63911212f094691ff1bedf95e14f725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7942137a4684a4e66b8ecb804581b1c9a63911212f094691ff1bedf95e14f725", kill_on_drop: false }`
[INFO] [stdout] 7942137a4684a4e66b8ecb804581b1c9a63911212f094691ff1bedf95e14f725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] b9a24e4c79acf2d48baa20bed0ee9ccfcf009e97fe31bfbd25856848d262d8b9
[INFO] running `Command { std: "docker" "start" "-a" "b9a24e4c79acf2d48baa20bed0ee9ccfcf009e97fe31bfbd25856848d262d8b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stderr]     Checking tower-ready-cache v0.3.1 (/opt/rustwide/workdir)
[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 16.04s
[INFO] running `Command { std: "docker" "inspect" "b9a24e4c79acf2d48baa20bed0ee9ccfcf009e97fe31bfbd25856848d262d8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a24e4c79acf2d48baa20bed0ee9ccfcf009e97fe31bfbd25856848d262d8b9", kill_on_drop: false }`
[INFO] [stdout] b9a24e4c79acf2d48baa20bed0ee9ccfcf009e97fe31bfbd25856848d262d8b9