[INFO] cloning repository https://github.com/PurpleMyst/russet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/russet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frusset", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frusset'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b903cf417caa9b95e8590e4846c197931e97e65c
[INFO] checking PurpleMyst/russet against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frusset" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PurpleMyst/russet on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PurpleMyst/russet
[INFO] finished tweaking git repo https://github.com/PurpleMyst/russet
[INFO] tweaked toml for git repo https://github.com/PurpleMyst/russet written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleMyst/russet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91202d3765a8c7662cf1219d8ec8203349a88ab54768d34846c3fed6a559d0f4
[INFO] running `Command { std: "docker" "start" "-a" "91202d3765a8c7662cf1219d8ec8203349a88ab54768d34846c3fed6a559d0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91202d3765a8c7662cf1219d8ec8203349a88ab54768d34846c3fed6a559d0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91202d3765a8c7662cf1219d8ec8203349a88ab54768d34846c3fed6a559d0f4", kill_on_drop: false }`
[INFO] [stdout] 91202d3765a8c7662cf1219d8ec8203349a88ab54768d34846c3fed6a559d0f4
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ea51db49521a18767c0cf96e2e3dcda41ff2b9d6a08e72c8de6b8fef8bd8c49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ea51db49521a18767c0cf96e2e3dcda41ff2b9d6a08e72c8de6b8fef8bd8c49", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking russet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/tokenizer.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         lazy_static! {
[INFO] [stdout] 35 | |             static ref RE: Regex = {
[INFO] [stdout] 36 | |                 let regexp = EXPRESSIONS.iter()
[INFO] [stdout] 37 | |                                         .map(|&(name, expr)| format!("(?P<{}>{})", name, expr))
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |             };
[INFO] [stdout] 43 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/tokenizer.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         lazy_static! {
[INFO] [stdout] 35 | |             static ref RE: Regex = {
[INFO] [stdout] 36 | |                 let regexp = EXPRESSIONS.iter()
[INFO] [stdout] 37 | |                                         .map(|&(name, expr)| format!("(?P<{}>{})", name, expr))
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |             };
[INFO] [stdout] 43 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "7ea51db49521a18767c0cf96e2e3dcda41ff2b9d6a08e72c8de6b8fef8bd8c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea51db49521a18767c0cf96e2e3dcda41ff2b9d6a08e72c8de6b8fef8bd8c49", kill_on_drop: false }`
[INFO] [stdout] 7ea51db49521a18767c0cf96e2e3dcda41ff2b9d6a08e72c8de6b8fef8bd8c49