[INFO] fetching crate ezr 0.1.5...
[INFO] checking ezr-0.1.5 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate ezr 0.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ezr 0.1.5 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 ezr 0.1.5
[INFO] finished tweaking crates.io crate ezr 0.1.5
[INFO] tweaked toml for crates.io crate ezr 0.1.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c538e9b9c0b16c9d361aec3ad272693bf85bb318c0fc7ed3e913f6c7109f780
[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" "3c538e9b9c0b16c9d361aec3ad272693bf85bb318c0fc7ed3e913f6c7109f780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c538e9b9c0b16c9d361aec3ad272693bf85bb318c0fc7ed3e913f6c7109f780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c538e9b9c0b16c9d361aec3ad272693bf85bb318c0fc7ed3e913f6c7109f780", kill_on_drop: false }`
[INFO] [stdout] 3c538e9b9c0b16c9d361aec3ad272693bf85bb318c0fc7ed3e913f6c7109f780
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4829c8d68436696cf36811b68213753bf986811d8370b3e05a82fd4095c7bbd4
[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" "4829c8d68436696cf36811b68213753bf986811d8370b3e05a82fd4095c7bbd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking ezr v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `exitcode` is imported redundantly
[INFO] [stdout]    --> src/name_processing.rs:100:6
[INFO] [stdout]     |
[INFO] [stdout] 100 |     use exitcode;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | extern crate exitcode;
[INFO] [stdout]     | ---------------------- the item `exitcode` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Regex` is imported redundantly
[INFO] [stdout]    --> src/args_parser.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 1   | use regex::Regex;
[INFO] [stdout]     |     ------------ the item `Regex` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 127 |         use regex::Regex;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `exitcode` is imported redundantly
[INFO] [stdout]    --> src/name_processing.rs:100:6
[INFO] [stdout]     |
[INFO] [stdout] 100 |     use exitcode;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | extern crate exitcode;
[INFO] [stdout]     | ---------------------- the item `exitcode` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.80s
[INFO] running `Command { std: "docker" "inspect" "4829c8d68436696cf36811b68213753bf986811d8370b3e05a82fd4095c7bbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4829c8d68436696cf36811b68213753bf986811d8370b3e05a82fd4095c7bbd4", kill_on_drop: false }`
[INFO] [stdout] 4829c8d68436696cf36811b68213753bf986811d8370b3e05a82fd4095c7bbd4