[INFO] fetching crate xx 0.1.4...
[INFO] checking xx-0.1.4 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] extracting crate xx 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate xx 0.1.4 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xx 0.1.4
[INFO] finished tweaking crates.io crate xx 0.1.4
[INFO] tweaked toml for crates.io crate xx 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b506832af4fb9a5035f79edfcf8589f67e606d09b47529b019af8135ff4f745
[INFO] running `Command { std: "docker" "start" "-a" "4b506832af4fb9a5035f79edfcf8589f67e606d09b47529b019af8135ff4f745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b506832af4fb9a5035f79edfcf8589f67e606d09b47529b019af8135ff4f745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b506832af4fb9a5035f79edfcf8589f67e606d09b47529b019af8135ff4f745", kill_on_drop: false }`
[INFO] [stdout] 4b506832af4fb9a5035f79edfcf8589f67e606d09b47529b019af8135ff4f745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38d0bb5e8e45325950328dbc2cd13e9afc4c6825e4f31efa9403c2ae0ca8db73
[INFO] running `Command { std: "docker" "start" "-a" "38d0bb5e8e45325950328dbc2cd13e9afc4c6825e4f31efa9403c2ae0ca8db73", 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]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking openssl v0.10.55
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking generic-array v0.9.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.164
[INFO] [stderr]     Checking serde_json v1.0.99
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking xx v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.95s
[INFO] running `Command { std: "docker" "inspect" "38d0bb5e8e45325950328dbc2cd13e9afc4c6825e4f31efa9403c2ae0ca8db73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38d0bb5e8e45325950328dbc2cd13e9afc4c6825e4f31efa9403c2ae0ca8db73", kill_on_drop: false }`
[INFO] [stdout] 38d0bb5e8e45325950328dbc2cd13e9afc4c6825e4f31efa9403c2ae0ca8db73