[INFO] cloning repository https://github.com/stearnsc/enigma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stearnsc/enigma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstearnsc%2Fenigma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstearnsc%2Fenigma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42521930361b569226ae158ae267ddbfc575202a
[INFO] checking stearnsc/enigma against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstearnsc%2Fenigma" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stearnsc/enigma on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stearnsc/enigma
[INFO] finished tweaking git repo https://github.com/stearnsc/enigma
[INFO] tweaked toml for git repo https://github.com/stearnsc/enigma written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/stearnsc/enigma already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31f0dcd38af3539a3a46961b06a9bd921c2d3ad002f2d4ede65a7014dd89b0da
[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" "31f0dcd38af3539a3a46961b06a9bd921c2d3ad002f2d4ede65a7014dd89b0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f0dcd38af3539a3a46961b06a9bd921c2d3ad002f2d4ede65a7014dd89b0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f0dcd38af3539a3a46961b06a9bd921c2d3ad002f2d4ede65a7014dd89b0da", kill_on_drop: false }`
[INFO] [stdout] 31f0dcd38af3539a3a46961b06a9bd921c2d3ad002f2d4ede65a7014dd89b0da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73bb58934f966c8beac9e98fbe7eb0d63684c97e1cae8517791255107a091ce9
[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" "73bb58934f966c8beac9e98fbe7eb0d63684c97e1cae8517791255107a091ce9", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking enigma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:345:9
[INFO] [stdout]     |
[INFO] [stdout] 345 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_rand`
[INFO] [stdout]    --> src/main.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn new_rand() -> Rotor {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_rand`
[INFO] [stdout]    --> src/main.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn new_rand() -> Reflector {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_rand`
[INFO] [stdout]    --> src/main.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn new_rand() -> Rotor {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_rand`
[INFO] [stdout]    --> src/main.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn new_rand() -> Reflector {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "73bb58934f966c8beac9e98fbe7eb0d63684c97e1cae8517791255107a091ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bb58934f966c8beac9e98fbe7eb0d63684c97e1cae8517791255107a091ce9", kill_on_drop: false }`
[INFO] [stdout] 73bb58934f966c8beac9e98fbe7eb0d63684c97e1cae8517791255107a091ce9