[INFO] cloning repository https://github.com/milesrout/ch
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/milesrout/ch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmilesrout%2Fch"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmilesrout%2Fch'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69e2a86e86defa4845b5dc51954afca341bd66c2
[INFO] checking milesrout/ch against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmilesrout%2Fch" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/milesrout/ch on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/milesrout/ch
[INFO] finished tweaking git repo https://github.com/milesrout/ch
[INFO] tweaked toml for git repo https://github.com/milesrout/ch written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/milesrout/ch already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de55e7ce3a9e8da4dbfe43735eb72e938bb7660cf7b26ffd631c1e88358db5d7
[INFO] running `"docker" "start" "-a" "de55e7ce3a9e8da4dbfe43735eb72e938bb7660cf7b26ffd631c1e88358db5d7"`
[INFO] [stderr]     Checking either v1.0.1
[INFO] [stderr]     Checking backtrace v0.3.0
[INFO] [stderr]     Checking itertools v0.5.5
[INFO] [stderr]     Checking ch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lexer.rs:325:48
[INFO] [stderr]     |
[INFO] [stderr] 325 |             &Error::Regex(ref err) => (err as &error::Error).description(),
[INFO] [stderr]     |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lexer.rs:325:48
[INFO] [stderr]     |
[INFO] [stderr] 325 |             &Error::Regex(ref err) => (err as &error::Error).description(),
[INFO] [stderr]     |                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_expr`
[INFO] [stderr]    --> src/parser.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn parse_expr(&mut self) -> Result<Expr> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_expr`
[INFO] [stderr]    --> src/parser.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn parse_expr(&mut self) -> Result<Expr> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `"docker" "inspect" "de55e7ce3a9e8da4dbfe43735eb72e938bb7660cf7b26ffd631c1e88358db5d7"`
[INFO] running `"docker" "rm" "-f" "de55e7ce3a9e8da4dbfe43735eb72e938bb7660cf7b26ffd631c1e88358db5d7"`
[INFO] [stdout] de55e7ce3a9e8da4dbfe43735eb72e938bb7660cf7b26ffd631c1e88358db5d7