[INFO] fetching crate hline 0.2.0...
[INFO] checking hline-0.2.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate hline 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate hline 0.2.0 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 hline 0.2.0
[INFO] finished tweaking crates.io crate hline 0.2.0
[INFO] tweaked toml for crates.io crate hline 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate hline 0.2.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding_rs_io v0.1.7
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded grep-regex v0.1.9
[INFO] [stderr]   Downloaded grep-searcher v0.1.8
[INFO] [stderr]   Downloaded grep v0.2.8
[INFO] [stderr]   Downloaded grep-printer v0.1.6
[INFO] [stderr]   Downloaded grep-matcher v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] cf73776961a07bc84ae787bd787ca59659e5412ed46ccfec7fae1f89ac9c154e
[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" "cf73776961a07bc84ae787bd787ca59659e5412ed46ccfec7fae1f89ac9c154e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf73776961a07bc84ae787bd787ca59659e5412ed46ccfec7fae1f89ac9c154e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf73776961a07bc84ae787bd787ca59659e5412ed46ccfec7fae1f89ac9c154e", kill_on_drop: false }`
[INFO] [stdout] cf73776961a07bc84ae787bd787ca59659e5412ed46ccfec7fae1f89ac9c154e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c2faf00028fd793575b3895ad6f4fab48dfe5e81e4b4ef934921aae4a9bbf2c3
[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" "c2faf00028fd793575b3895ad6f4fab48dfe5e81e4b4ef934921aae4a9bbf2c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling test-case v1.2.1
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking encoding_rs v0.8.29
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking grep-matcher v0.1.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking grep-searcher v0.1.8
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking grep-regex v0.1.9
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking grep-printer v0.1.6
[INFO] [stderr]     Checking grep v0.2.8
[INFO] [stderr]     Checking hline v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.33s
[INFO] running `Command { std: "docker" "inspect" "c2faf00028fd793575b3895ad6f4fab48dfe5e81e4b4ef934921aae4a9bbf2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2faf00028fd793575b3895ad6f4fab48dfe5e81e4b4ef934921aae4a9bbf2c3", kill_on_drop: false }`
[INFO] [stdout] c2faf00028fd793575b3895ad6f4fab48dfe5e81e4b4ef934921aae4a9bbf2c3