[INFO] cloning repository https://github.com/Aloxaf/LeetCode-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aloxaf/LeetCode-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAloxaf%2FLeetCode-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAloxaf%2FLeetCode-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0394b926e2b955ad3058375f63e3e624de29490
[INFO] checking Aloxaf/LeetCode-Rust against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAloxaf%2FLeetCode-Rust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aloxaf/LeetCode-Rust on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Aloxaf/LeetCode-Rust
[INFO] finished tweaking git repo https://github.com/Aloxaf/LeetCode-Rust
[INFO] tweaked toml for git repo https://github.com/Aloxaf/LeetCode-Rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Aloxaf/LeetCode-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.38
[INFO] [stderr]   Downloaded leetcode_test v0.1.1
[INFO] [stderr]   Downloaded leetcode_prelude v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb0c4843fbf45d41d19f3c8c173867c5e67cbd08d0e8d1019fdeb73ed4217492
[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" "eb0c4843fbf45d41d19f3c8c173867c5e67cbd08d0e8d1019fdeb73ed4217492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb0c4843fbf45d41d19f3c8c173867c5e67cbd08d0e8d1019fdeb73ed4217492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0c4843fbf45d41d19f3c8c173867c5e67cbd08d0e8d1019fdeb73ed4217492", kill_on_drop: false }`
[INFO] [stdout] eb0c4843fbf45d41d19f3c8c173867c5e67cbd08d0e8d1019fdeb73ed4217492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] cfb0c2ea7c2a0c71a602692e8fa1ed410765720c92e7e4c4b64eb315e291fdeb
[INFO] running `Command { std: "docker" "start" "-a" "cfb0c2ea7c2a0c71a602692e8fa1ed410765720c92e7e4c4b64eb315e291fdeb", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling leetcode_test v0.1.1
[INFO] [stderr]     Checking leetcode_prelude v0.2.2
[INFO] [stderr]     Checking leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.81s
[INFO] running `Command { std: "docker" "inspect" "cfb0c2ea7c2a0c71a602692e8fa1ed410765720c92e7e4c4b64eb315e291fdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb0c2ea7c2a0c71a602692e8fa1ed410765720c92e7e4c4b64eb315e291fdeb", kill_on_drop: false }`
[INFO] [stdout] cfb0c2ea7c2a0c71a602692e8fa1ed410765720c92e7e4c4b64eb315e291fdeb