[INFO] cloning repository https://github.com/est31/cargo-ulint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/est31/cargo-ulint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fest31%2Fcargo-ulint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fest31%2Fcargo-ulint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffc088ecb632a539e6e66eff7c69f0fb6b7e969b
[INFO] testing est31/cargo-ulint against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fest31%2Fcargo-ulint" "/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/est31/cargo-ulint on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/est31/cargo-ulint
[INFO] finished tweaking git repo https://github.com/est31/cargo-ulint
[INFO] tweaked toml for git repo https://github.com/est31/cargo-ulint written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/est31/cargo-ulint already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded structopt-derive v0.1.6
[INFO] [stderr]   Downloaded clap v2.29.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.3.1
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.3.1
[INFO] [stderr]   Downloaded winapi v0.3.2
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded structopt v0.1.6
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 8ae41a9fcca0935bbd896658320808e2cd91e0a2e77b0a8ece27397f3b16d2f0
[INFO] running `Command { std: "docker" "start" "-a" "8ae41a9fcca0935bbd896658320808e2cd91e0a2e77b0a8ece27397f3b16d2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ae41a9fcca0935bbd896658320808e2cd91e0a2e77b0a8ece27397f3b16d2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae41a9fcca0935bbd896658320808e2cd91e0a2e77b0a8ece27397f3b16d2f0", kill_on_drop: false }`
[INFO] [stdout] 8ae41a9fcca0935bbd896658320808e2cd91e0a2e77b0a8ece27397f3b16d2f0
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 57707d2c83e5f86d54e290837fa2214c5408a98e7bdbe33c86b926069e49300c
[INFO] running `Command { std: "docker" "start" "-a" "57707d2c83e5f86d54e290837fa2214c5408a98e7bdbe33c86b926069e49300c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling cargo-ulint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `Options`
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let Options = Options::from_args();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Options`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Options` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let Options = Options::from_args();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `options`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.15s
[INFO] running `Command { std: "docker" "inspect" "57707d2c83e5f86d54e290837fa2214c5408a98e7bdbe33c86b926069e49300c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57707d2c83e5f86d54e290837fa2214c5408a98e7bdbe33c86b926069e49300c", kill_on_drop: false }`
[INFO] [stdout] 57707d2c83e5f86d54e290837fa2214c5408a98e7bdbe33c86b926069e49300c
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4921b81cc87f51c19e2ef8fe35e5349a14060658217a4dd1c52f4b70ab2e50b9
[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" "4921b81cc87f51c19e2ef8fe35e5349a14060658217a4dd1c52f4b70ab2e50b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-ulint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `Options`
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let Options = Options::from_args();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Options`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Options` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let Options = Options::from_args();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `options`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "4921b81cc87f51c19e2ef8fe35e5349a14060658217a4dd1c52f4b70ab2e50b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4921b81cc87f51c19e2ef8fe35e5349a14060658217a4dd1c52f4b70ab2e50b9", kill_on_drop: false }`
[INFO] [stdout] 4921b81cc87f51c19e2ef8fe35e5349a14060658217a4dd1c52f4b70ab2e50b9
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55811a31b0e47cb881afb09456f9957fbebd993d73b5264f719ca616d0577ab7
[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" "55811a31b0e47cb881afb09456f9957fbebd993d73b5264f719ca616d0577ab7", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `Options`
[INFO] [stderr]   --> src/main.rs:16:6
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let Options = Options::from_args();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Options`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Options` should have a snake case name
[INFO] [stderr]   --> src/main.rs:16:6
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let Options = Options::from_args();
[INFO] [stderr]    |         ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `options`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_ulint-17df4dca3e553520
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55811a31b0e47cb881afb09456f9957fbebd993d73b5264f719ca616d0577ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55811a31b0e47cb881afb09456f9957fbebd993d73b5264f719ca616d0577ab7", kill_on_drop: false }`
[INFO] [stdout] 55811a31b0e47cb881afb09456f9957fbebd993d73b5264f719ca616d0577ab7