[INFO] cloning repository https://github.com/SunDoge/lcof
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SunDoge/lcof" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Flcof", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Flcof'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a509df42e21b5b5e6b0783b74060bdf6206a06e
[INFO] checking SunDoge/lcof against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Flcof" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SunDoge/lcof on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SunDoge/lcof
[INFO] finished tweaking git repo https://github.com/SunDoge/lcof
[INFO] tweaked toml for git repo https://github.com/SunDoge/lcof written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/SunDoge/lcof already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98af002a7fb57030025a3c5b446de8182bfe411d072f403e3e1af8ff289fec87
[INFO] running `Command { std: "docker" "start" "-a" "98af002a7fb57030025a3c5b446de8182bfe411d072f403e3e1af8ff289fec87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98af002a7fb57030025a3c5b446de8182bfe411d072f403e3e1af8ff289fec87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98af002a7fb57030025a3c5b446de8182bfe411d072f403e3e1af8ff289fec87", kill_on_drop: false }`
[INFO] [stdout] 98af002a7fb57030025a3c5b446de8182bfe411d072f403e3e1af8ff289fec87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb61784fbbb224754792d8e097de7909f6f2a198d41b54b071b218ff4e7d7ea3
[INFO] running `Command { std: "docker" "start" "-a" "eb61784fbbb224754792d8e097de7909f6f2a198d41b54b071b218ff4e7d7ea3", kill_on_drop: false }`
[INFO] [stderr]     Checking lcof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `single_numbers_v1`
[INFO] [stdout]  --> src/bin/56_i.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn single_numbers_v1(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_numbers_v1`
[INFO] [stdout]  --> src/bin/56_i.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn single_numbers_v1(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "eb61784fbbb224754792d8e097de7909f6f2a198d41b54b071b218ff4e7d7ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb61784fbbb224754792d8e097de7909f6f2a198d41b54b071b218ff4e7d7ea3", kill_on_drop: false }`
[INFO] [stdout] eb61784fbbb224754792d8e097de7909f6f2a198d41b54b071b218ff4e7d7ea3