[INFO] fetching crate rustdoc-stripper 0.1.12...
[INFO] checking rustdoc-stripper-0.1.12 against master#08dfbfb61871a83f720c6e97a3b737076e89fe3e for pr-71796
[INFO] extracting crate rustdoc-stripper 0.1.12 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rustdoc-stripper 0.1.12 on toolchain 08dfbfb61871a83f720c6e97a3b737076e89fe3e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustdoc-stripper 0.1.12
[INFO] finished tweaking crates.io crate rustdoc-stripper 0.1.12
[INFO] tweaked toml for crates.io crate rustdoc-stripper 0.1.12 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate rustdoc-stripper 0.1.12 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "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" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ef4004910dc2347fbc0ffffef57378adce60723d0b49a8d967656d2780e6b31f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ef4004910dc2347fbc0ffffef57378adce60723d0b49a8d967656d2780e6b31f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking rustdoc-stripper v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]     --> tests/tests.rs:1251:19
[INFO] [stderr]      |
[INFO] [stderr] 1251 | fn get_basic12_md(file: &str) -> String {
[INFO] [stderr]      |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `"docker" "inspect" "ef4004910dc2347fbc0ffffef57378adce60723d0b49a8d967656d2780e6b31f"`
[INFO] running `"docker" "rm" "-f" "ef4004910dc2347fbc0ffffef57378adce60723d0b49a8d967656d2780e6b31f"`
[INFO] [stdout] ef4004910dc2347fbc0ffffef57378adce60723d0b49a8d967656d2780e6b31f