[INFO] fetching crate ra_vfs 0.6.1...
[INFO] checking ra_vfs-0.6.1 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate ra_vfs 0.6.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate ra_vfs 0.6.1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_vfs 0.6.1
[INFO] finished tweaking crates.io crate ra_vfs 0.6.1
[INFO] tweaked toml for crates.io crate ra_vfs 0.6.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aef860bbba81892a8378ca8163555b843fb0f7157bfe2752314cc5ced95e6f5
[INFO] running `Command { std: "docker" "start" "-a" "3aef860bbba81892a8378ca8163555b843fb0f7157bfe2752314cc5ced95e6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aef860bbba81892a8378ca8163555b843fb0f7157bfe2752314cc5ced95e6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aef860bbba81892a8378ca8163555b843fb0f7157bfe2752314cc5ced95e6f5", kill_on_drop: false }`
[INFO] [stdout] 3aef860bbba81892a8378ca8163555b843fb0f7157bfe2752314cc5ced95e6f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df850d5ec41b2f8e948623ba44c3fa78b75f006702b56bd2f0a225ae6ab712a
[INFO] running `Command { std: "docker" "start" "-a" "6df850d5ec41b2f8e948623ba44c3fa78b75f006702b56bd2f0a225ae6ab712a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking relative-path v1.4.0
[INFO] [stderr]     Checking jod-thread v0.1.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ra_vfs v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking flexi_logger v0.15.12
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "6df850d5ec41b2f8e948623ba44c3fa78b75f006702b56bd2f0a225ae6ab712a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df850d5ec41b2f8e948623ba44c3fa78b75f006702b56bd2f0a225ae6ab712a", kill_on_drop: false }`
[INFO] [stdout] 6df850d5ec41b2f8e948623ba44c3fa78b75f006702b56bd2f0a225ae6ab712a