[INFO] cloning repository https://github.com/yakubin/durduff
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yakubin/durduff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyakubin%2Fdurduff"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyakubin%2Fdurduff'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca10e6a7b205edf0e44ba2f956fb2d2351223518
[INFO] checking yakubin/durduff against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyakubin%2Fdurduff" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yakubin/durduff on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yakubin/durduff
[INFO] finished tweaking git repo https://github.com/yakubin/durduff
[INFO] tweaked toml for git repo https://github.com/yakubin/durduff written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/yakubin/durduff already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] e54ca9de25c626e3bcd557e16ff8b69cd5fcb520c363ce8b6ddb57e0d01f418d
[INFO] running `"docker" "start" "-a" "e54ca9de25c626e3bcd557e16ff8b69cd5fcb520c363ce8b6ddb57e0d01f418d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling durduff v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/io/read_int_mitigator.rs:75:42
[INFO] [stderr]    |
[INFO] [stderr] 75 |     const CONTENT: std::ops::Range<u8> = (0..128);
[INFO] [stderr]    |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `"docker" "inspect" "e54ca9de25c626e3bcd557e16ff8b69cd5fcb520c363ce8b6ddb57e0d01f418d"`
[INFO] running `"docker" "rm" "-f" "e54ca9de25c626e3bcd557e16ff8b69cd5fcb520c363ce8b6ddb57e0d01f418d"`
[INFO] [stdout] e54ca9de25c626e3bcd557e16ff8b69cd5fcb520c363ce8b6ddb57e0d01f418d