[INFO] updating cached repository https://github.com/waltcow/LinkPreview
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 823a58b0067e62fc12530c43c0b6820102f9f4c5
[INFO] checking waltcow/LinkPreview against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwaltcow%2FLinkPreview" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/waltcow/LinkPreview on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/waltcow/LinkPreview
[INFO] finished tweaking git repo https://github.com/waltcow/LinkPreview
[INFO] tweaked toml for git repo https://github.com/waltcow/LinkPreview written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/waltcow/LinkPreview already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 665225b1a1c46707cdd6b2d49ca48e3189d7fe4ad0ff8a18cf356d214dfec9e4
[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" "665225b1a1c46707cdd6b2d49ca48e3189d7fe4ad0ff8a18cf356d214dfec9e4"`
[INFO] [stderr]     Checking LinkPreview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `LinkPreview` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `link_preview`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `LinkPreview` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `link_preview`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "665225b1a1c46707cdd6b2d49ca48e3189d7fe4ad0ff8a18cf356d214dfec9e4"`
[INFO] running `"docker" "rm" "-f" "665225b1a1c46707cdd6b2d49ca48e3189d7fe4ad0ff8a18cf356d214dfec9e4"`
[INFO] [stdout] 665225b1a1c46707cdd6b2d49ca48e3189d7fe4ad0ff8a18cf356d214dfec9e4