[INFO] cloning repository https://github.com/gastamper/annparse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gastamper/annparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgastamper%2Fannparse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgastamper%2Fannparse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a4e3ffaf1587a079a8e91ce74fc1679f82ef362
[INFO] testing gastamper/annparse 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%2Fgastamper%2Fannparse" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gastamper/annparse 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/gastamper/annparse
[INFO] finished tweaking git repo https://github.com/gastamper/annparse
[INFO] tweaked toml for git repo https://github.com/gastamper/annparse written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/gastamper/annparse 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]  Downloading crates ...
[INFO] [stderr]   Downloaded select v0.4.3
[INFO] [stderr]   Downloaded backtrace v0.3.37
[INFO] [stderr]   Downloaded markup5ever v0.8.1
[INFO] [stderr]   Downloaded html5ever v0.23.0
[INFO] [stderr]   Downloaded reqwest v0.9.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 36f87b5d5f0e5f1286b328a5ab91964593a2a6a8f81565f7f867d741ed482141
[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" "36f87b5d5f0e5f1286b328a5ab91964593a2a6a8f81565f7f867d741ed482141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f87b5d5f0e5f1286b328a5ab91964593a2a6a8f81565f7f867d741ed482141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f87b5d5f0e5f1286b328a5ab91964593a2a6a8f81565f7f867d741ed482141", kill_on_drop: false }`
[INFO] [stdout] 36f87b5d5f0e5f1286b328a5ab91964593a2a6a8f81565f7f867d741ed482141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba0012cf9bb668709d69a74592010dc6968dbed806b1a5a9850a06d5b5b0077f
[INFO] running `Command { std: "docker" "start" "-a" "ba0012cf9bb668709d69a74592010dc6968dbed806b1a5a9850a06d5b5b0077f", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling reqwest v0.9.21
[INFO] [stderr]    Compiling select v0.4.3
[INFO] [stderr]    Compiling annparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   &built_vec.sort();
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |   let _ = &built_vec.sort();
[INFO] [stdout]    |   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.68s
[INFO] running `Command { std: "docker" "inspect" "ba0012cf9bb668709d69a74592010dc6968dbed806b1a5a9850a06d5b5b0077f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0012cf9bb668709d69a74592010dc6968dbed806b1a5a9850a06d5b5b0077f", kill_on_drop: false }`
[INFO] [stdout] ba0012cf9bb668709d69a74592010dc6968dbed806b1a5a9850a06d5b5b0077f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d9ce931bfcbd29395240fc11d2d7ae4c1203c6de5eaba97a791a62c6b78d07b7
[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" "d9ce931bfcbd29395240fc11d2d7ae4c1203c6de5eaba97a791a62c6b78d07b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling annparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   &built_vec.sort();
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |   let _ = &built_vec.sort();
[INFO] [stdout]    |   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "d9ce931bfcbd29395240fc11d2d7ae4c1203c6de5eaba97a791a62c6b78d07b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ce931bfcbd29395240fc11d2d7ae4c1203c6de5eaba97a791a62c6b78d07b7", kill_on_drop: false }`
[INFO] [stdout] d9ce931bfcbd29395240fc11d2d7ae4c1203c6de5eaba97a791a62c6b78d07b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 60cd51b678ba33e924ee0031009dc63247d8a58437548a68d6a04f296e629439
[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" "60cd51b678ba33e924ee0031009dc63247d8a58437548a68d6a04f296e629439", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/main.rs:45:3
[INFO] [stderr]    |
[INFO] [stderr] 45 |   &built_vec.sort();
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 45 |   let _ = &built_vec.sort();
[INFO] [stderr]    |   +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `annparse` (bin "annparse" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/annparse-5affeb03fd0fcfc0)
[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" "60cd51b678ba33e924ee0031009dc63247d8a58437548a68d6a04f296e629439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60cd51b678ba33e924ee0031009dc63247d8a58437548a68d6a04f296e629439", kill_on_drop: false }`
[INFO] [stdout] 60cd51b678ba33e924ee0031009dc63247d8a58437548a68d6a04f296e629439