[INFO] fetching crate async-wormhole 0.3.7...
[INFO] checking async-wormhole-0.3.7 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate async-wormhole 0.3.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate async-wormhole 0.3.7 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 async-wormhole 0.3.7
[INFO] finished tweaking crates.io crate async-wormhole 0.3.7
[INFO] tweaked toml for crates.io crate async-wormhole 0.3.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate async-wormhole 0.3.7 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5cbc3c07d7d49a5503f88f9093454253285070cf22e6ced6362358545b30b1f9
[INFO] running `Command { std: "docker" "start" "-a" "5cbc3c07d7d49a5503f88f9093454253285070cf22e6ced6362358545b30b1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cbc3c07d7d49a5503f88f9093454253285070cf22e6ced6362358545b30b1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbc3c07d7d49a5503f88f9093454253285070cf22e6ced6362358545b30b1f9", kill_on_drop: false }`
[INFO] [stdout] 5cbc3c07d7d49a5503f88f9093454253285070cf22e6ced6362358545b30b1f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] fe551b41b82ef77ee4bfaaa22a6ee390802e4689b6722e96ffc187ed099de8c5
[INFO] running `Command { std: "docker" "start" "-a" "fe551b41b82ef77ee4bfaaa22a6ee390802e4689b6722e96ffc187ed099de8c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking switcheroo v0.2.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking async-wormhole v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.39s
[INFO] running `Command { std: "docker" "inspect" "fe551b41b82ef77ee4bfaaa22a6ee390802e4689b6722e96ffc187ed099de8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe551b41b82ef77ee4bfaaa22a6ee390802e4689b6722e96ffc187ed099de8c5", kill_on_drop: false }`
[INFO] [stdout] fe551b41b82ef77ee4bfaaa22a6ee390802e4689b6722e96ffc187ed099de8c5