[INFO] cloning repository https://github.com/zhangkaizhao/repos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangkaizhao/repos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangkaizhao%2Frepos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangkaizhao%2Frepos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6164b25c81b4cf4a134c356cd7b200dab4369573
[INFO] checking zhangkaizhao/repos against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangkaizhao%2Frepos" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhangkaizhao/repos on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhangkaizhao/repos
[INFO] finished tweaking git repo https://github.com/zhangkaizhao/repos
[INFO] tweaked toml for git repo https://github.com/zhangkaizhao/repos written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/zhangkaizhao/repos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.6.6
[INFO] [stderr]   Downloaded serde v1.0.71
[INFO] [stderr]   Downloaded serde_derive v1.0.71
[INFO] [stderr]   Downloaded syn v0.14.8
[INFO] [stderr]   Downloaded tempfile v3.0.3
[INFO] [stderr]   Downloaded remove_empty_subdirs v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] feb501edd1445b8d77f0c724f0f794b289eb2caf836e3660afa19f994565f26e
[INFO] running `Command { std: "docker" "start" "-a" "feb501edd1445b8d77f0c724f0f794b289eb2caf836e3660afa19f994565f26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feb501edd1445b8d77f0c724f0f794b289eb2caf836e3660afa19f994565f26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb501edd1445b8d77f0c724f0f794b289eb2caf836e3660afa19f994565f26e", kill_on_drop: false }`
[INFO] [stdout] feb501edd1445b8d77f0c724f0f794b289eb2caf836e3660afa19f994565f26e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ea5f33c5057a03263f2bd72c159b4810ffc0fde1f477d8c056c5ee8559598d
[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" "77ea5f33c5057a03263f2bd72c159b4810ffc0fde1f477d8c056c5ee8559598d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking remove_empty_subdirs v0.1.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking repos-tool v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/util.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Ok(relpath.trim_right_matches(".git").to_string())
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/util.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |             url.trim_right_matches(".git").to_string()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/util.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Ok(relpath.trim_right_matches(".git").to_string())
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/util.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |             url.trim_right_matches(".git").to_string()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.95s
[INFO] running `Command { std: "docker" "inspect" "77ea5f33c5057a03263f2bd72c159b4810ffc0fde1f477d8c056c5ee8559598d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ea5f33c5057a03263f2bd72c159b4810ffc0fde1f477d8c056c5ee8559598d", kill_on_drop: false }`
[INFO] [stdout] 77ea5f33c5057a03263f2bd72c159b4810ffc0fde1f477d8c056c5ee8559598d