[INFO] updating cached repository https://github.com/shnarazk/splr
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/shnarazk/splr
[INFO] [stderr]    f3edcde..a535e61  20200412-assign    -> 20200412-assign
[INFO] [stderr]  * [new branch]      20200421-lit-pos   -> 20200421-lit-pos
[INFO] [stderr]  * [new branch]      20200429-lib-wo-IO -> 20200429-lib-wo-IO
[INFO] [stderr]  * [new branch]      dev-0.3.0          -> dev-0.3.0
[INFO] [stderr]  + 0b63dde...7d9b60b dev-0.3.3          -> dev-0.3.3  (forced update)
[INFO] [stderr]  * [new branch]      dev-0.3.3-a        -> dev-0.3.3-a
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49d700ab0874f25b761213aed2a8746e2949c9a6
[INFO] checking shnarazk/splr against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshnarazk%2Fsplr" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shnarazk/splr on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shnarazk/splr
[INFO] finished tweaking git repo https://github.com/shnarazk/splr
[INFO] tweaked toml for git repo https://github.com/shnarazk/splr written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/shnarazk/splr already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] d1f85c5770ba5c6f8794b1bcc75cc65a8f2d6a7c3c5f752e2167af69e5bca47a
[INFO] running `"docker" "start" "-a" "d1f85c5770ba5c6f8794b1bcc75cc65a8f2d6a7c3c5f752e2167af69e5bca47a"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking splr v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.39s
[INFO] running `"docker" "inspect" "d1f85c5770ba5c6f8794b1bcc75cc65a8f2d6a7c3c5f752e2167af69e5bca47a"`
[INFO] running `"docker" "rm" "-f" "d1f85c5770ba5c6f8794b1bcc75cc65a8f2d6a7c3c5f752e2167af69e5bca47a"`
[INFO] [stdout] d1f85c5770ba5c6f8794b1bcc75cc65a8f2d6a7c3c5f752e2167af69e5bca47a