[INFO] cloning repository https://github.com/dtolnay/cargo-expand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dtolnay/cargo-expand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtolnay%2Fcargo-expand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtolnay%2Fcargo-expand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a932b8947a68112ff9d5067ce2a66d761848ff2d
[INFO] checking dtolnay/cargo-expand against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdtolnay%2Fcargo-expand" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dtolnay/cargo-expand on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dtolnay/cargo-expand
[INFO] finished tweaking git repo https://github.com/dtolnay/cargo-expand
[INFO] tweaked toml for git repo https://github.com/dtolnay/cargo-expand written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dtolnay/cargo-expand already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9814adb5014cb8ffb85194f772062d897991533188e54fe55645768115ca8e6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9814adb5014cb8ffb85194f772062d897991533188e54fe55645768115ca8e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9814adb5014cb8ffb85194f772062d897991533188e54fe55645768115ca8e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9814adb5014cb8ffb85194f772062d897991533188e54fe55645768115ca8e6f", kill_on_drop: false }`
[INFO] [stdout] 9814adb5014cb8ffb85194f772062d897991533188e54fe55645768115ca8e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7950bba86bff07bfae899414ac14250f648ee1d396b9c4c5e331e3f28452b04f
[INFO] running `Command { std: "docker" "start" "-a" "7950bba86bff07bfae899414ac14250f648ee1d396b9c4c5e331e3f28452b04f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling bugreport v0.4.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]    Compiling bat v0.18.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking cargo-expand-test v0.0.0 (/opt/rustwide/workdir/tests)
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling sys-info v0.9.0
[INFO] [stderr]    Compiling ansi_colours v1.0.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking path_abs v0.5.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking proc-macro2 v1.0.28
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking toolchain_find v0.2.0
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]     Checking syn-select v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking git-version v0.3.5
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking plist v1.2.0
[INFO] [stderr]     Checking clircle v0.3.0
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking syntect v4.5.0
[INFO] [stderr]     Checking cargo-expand v1.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.70s
[INFO] running `Command { std: "docker" "inspect" "7950bba86bff07bfae899414ac14250f648ee1d396b9c4c5e331e3f28452b04f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7950bba86bff07bfae899414ac14250f648ee1d396b9c4c5e331e3f28452b04f", kill_on_drop: false }`
[INFO] [stdout] 7950bba86bff07bfae899414ac14250f648ee1d396b9c4c5e331e3f28452b04f