[INFO] fetching crate revi-core 0.0.0-beta-0.6...
[INFO] checking revi-core-0.0.0-beta-0.6 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate revi-core 0.0.0-beta-0.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate revi-core 0.0.0-beta-0.6 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 revi-core 0.0.0-beta-0.6
[INFO] finished tweaking crates.io crate revi-core 0.0.0-beta-0.6
[INFO] tweaked toml for crates.io crate revi-core 0.0.0-beta-0.6 written to /workspace/builds/worker-2/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e500c04bca528dcbad1251e03012834cb97f1c64c13b2f60e36fe08a997d2b2e
[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" "e500c04bca528dcbad1251e03012834cb97f1c64c13b2f60e36fe08a997d2b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e500c04bca528dcbad1251e03012834cb97f1c64c13b2f60e36fe08a997d2b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e500c04bca528dcbad1251e03012834cb97f1c64c13b2f60e36fe08a997d2b2e", kill_on_drop: false }`
[INFO] [stdout] e500c04bca528dcbad1251e03012834cb97f1c64c13b2f60e36fe08a997d2b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 77fec0cf1c5e9cb7aeea965bcc221da3665957df6a14ef821bd5822416fbe057
[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" "77fec0cf1c5e9cb7aeea965bcc221da3665957df6a14ef821bd5822416fbe057", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling lua-src v543.0.0
[INFO] [stderr]    Compiling luajit-src v210.2.0+resty5f13855
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking signal-hook v0.3.9
[INFO] [stderr]     Checking ropey v1.3.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling mlua v0.6.2
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking revi-ui v0.0.0-beta-0.6
[INFO] [stderr]     Checking revi-core v0.0.0-beta-0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `unicode_segmentation::*`
[INFO] [stdout]  --> src/buffer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use unicode_segmentation::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `unicode_segmentation::*`
[INFO] [stdout]  --> src/buffer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use unicode_segmentation::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.03s
[INFO] running `Command { std: "docker" "inspect" "77fec0cf1c5e9cb7aeea965bcc221da3665957df6a14ef821bd5822416fbe057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fec0cf1c5e9cb7aeea965bcc221da3665957df6a14ef821bd5822416fbe057", kill_on_drop: false }`
[INFO] [stdout] 77fec0cf1c5e9cb7aeea965bcc221da3665957df6a14ef821bd5822416fbe057