[INFO] fetching crate salsa 0.17.0-pre.2...
[INFO] checking salsa-0.17.0-pre.2 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate salsa 0.17.0-pre.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate salsa 0.17.0-pre.2 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 salsa 0.17.0-pre.2
[INFO] finished tweaking crates.io crate salsa 0.17.0-pre.2
[INFO] tweaked toml for crates.io crate salsa 0.17.0-pre.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate salsa 0.17.0-pre.2 already has a lockfile, it will not be regenerated
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot_core v0.8.1
[INFO] [stderr]   Downloaded salsa-macros v0.17.0-pre.2
[INFO] [stderr]   Downloaded syn v1.0.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 1dee40226db8f49086e81a6b0d2af8743c75543a3fe04047dc4f7b288c13667d
[INFO] running `Command { std: "docker" "start" "-a" "1dee40226db8f49086e81a6b0d2af8743c75543a3fe04047dc4f7b288c13667d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dee40226db8f49086e81a6b0d2af8743c75543a3fe04047dc4f7b288c13667d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dee40226db8f49086e81a6b0d2af8743c75543a3fe04047dc4f7b288c13667d", kill_on_drop: false }`
[INFO] [stdout] 1dee40226db8f49086e81a6b0d2af8743c75543a3fe04047dc4f7b288c13667d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 08b5898d9b8268c2302d8b1efb1e0ea02d0dea35342d12e47ae6a7ae97488d6a
[INFO] running `Command { std: "docker" "start" "-a" "08b5898d9b8268c2302d8b1efb1e0ea02d0dea35342d12e47ae6a7ae97488d6a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.32
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling salsa-macros v0.17.0-pre.2
[INFO] [stderr]     Checking salsa v0.17.0-pre.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.32s
[INFO] running `Command { std: "docker" "inspect" "08b5898d9b8268c2302d8b1efb1e0ea02d0dea35342d12e47ae6a7ae97488d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b5898d9b8268c2302d8b1efb1e0ea02d0dea35342d12e47ae6a7ae97488d6a", kill_on_drop: false }`
[INFO] [stdout] 08b5898d9b8268c2302d8b1efb1e0ea02d0dea35342d12e47ae6a7ae97488d6a