[INFO] cloning repository https://github.com/thegeeko/rsjs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thegeeko/rsjs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthegeeko%2Frsjs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthegeeko%2Frsjs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 073646ac00548d8e296965591149f20bc7b4cca9
[INFO] testing thegeeko/rsjs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthegeeko%2Frsjs" "/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/thegeeko/rsjs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thegeeko/rsjs
[INFO] finished tweaking git repo https://github.com/thegeeko/rsjs
[INFO] tweaked toml for git repo https://github.com/thegeeko/rsjs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/thegeeko/rsjs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba018d46f2d1c0473b9575c023abcfa846880fc5874f7e3b7d24af1e6712be68
[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" "ba018d46f2d1c0473b9575c023abcfa846880fc5874f7e3b7d24af1e6712be68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba018d46f2d1c0473b9575c023abcfa846880fc5874f7e3b7d24af1e6712be68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba018d46f2d1c0473b9575c023abcfa846880fc5874f7e3b7d24af1e6712be68", kill_on_drop: false }`
[INFO] [stdout] ba018d46f2d1c0473b9575c023abcfa846880fc5874f7e3b7d24af1e6712be68
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9927d6818976a2ad21241a4316a832cb48db5b8d5187e86b38e8767c6cb89ab9
[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" "9927d6818976a2ad21241a4316a832cb48db5b8d5187e86b38e8767c6cb89ab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsjs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::array`
[INFO] [stdout]  --> src/lexer.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use std::array;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]    --> src/lexer.rs:104:3
[INFO] [stdout]     |
[INFO] [stdout] 104 |         Symbol,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "9927d6818976a2ad21241a4316a832cb48db5b8d5187e86b38e8767c6cb89ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9927d6818976a2ad21241a4316a832cb48db5b8d5187e86b38e8767c6cb89ab9", kill_on_drop: false }`
[INFO] [stdout] 9927d6818976a2ad21241a4316a832cb48db5b8d5187e86b38e8767c6cb89ab9
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49bff0965c393150a35b27314911e011e0480a1d46dc14742b453058632155a1
[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" "49bff0965c393150a35b27314911e011e0480a1d46dc14742b453058632155a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsjs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::array`
[INFO] [stdout]  --> src/lexer.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use std::array;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Symbol`
[INFO] [stdout]    --> src/lexer.rs:104:3
[INFO] [stdout]     |
[INFO] [stdout] 104 |         Symbol,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49bff0965c393150a35b27314911e011e0480a1d46dc14742b453058632155a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49bff0965c393150a35b27314911e011e0480a1d46dc14742b453058632155a1", kill_on_drop: false }`
[INFO] [stdout] 49bff0965c393150a35b27314911e011e0480a1d46dc14742b453058632155a1
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", 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] 5b4b74d2eb40aafd91d4d0fedc10d86bc740b7883834eda09f8b773e503c0dcc
[INFO] running `Command { std: "docker" "start" "-a" "5b4b74d2eb40aafd91d4d0fedc10d86bc740b7883834eda09f8b773e503c0dcc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::array`
[INFO] [stderr]  --> src/lexer.rs:2:6
[INFO] [stderr]   |
[INFO] [stderr] 2 |     use std::array;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Symbol`
[INFO] [stderr]    --> src/lexer.rs:104:3
[INFO] [stderr]     |
[INFO] [stderr] 104 |         Symbol,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rsjs` (bin "rsjs" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsjs-900a720bf73a8c2d)
[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" "5b4b74d2eb40aafd91d4d0fedc10d86bc740b7883834eda09f8b773e503c0dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4b74d2eb40aafd91d4d0fedc10d86bc740b7883834eda09f8b773e503c0dcc", kill_on_drop: false }`
[INFO] [stdout] 5b4b74d2eb40aafd91d4d0fedc10d86bc740b7883834eda09f8b773e503c0dcc