[INFO] fetching crate nagare 0.0.1...
[INFO] testing nagare-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nagare 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nagare 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nagare 0.0.1
[INFO] finished tweaking crates.io crate nagare 0.0.1
[INFO] tweaked toml for crates.io crate nagare 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71d3db216c772c5231764992bdf10bde0e94dd7d8f7aac433046ad6ff4f56d54
[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" "71d3db216c772c5231764992bdf10bde0e94dd7d8f7aac433046ad6ff4f56d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71d3db216c772c5231764992bdf10bde0e94dd7d8f7aac433046ad6ff4f56d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d3db216c772c5231764992bdf10bde0e94dd7d8f7aac433046ad6ff4f56d54", kill_on_drop: false }`
[INFO] [stdout] 71d3db216c772c5231764992bdf10bde0e94dd7d8f7aac433046ad6ff4f56d54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bee1bf4ec42918da6929bb3c4fcea5f22b90386cdf7c665f7eed7d4e5f599cc
[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" "6bee1bf4ec42918da6929bb3c4fcea5f22b90386cdf7c665f7eed7d4e5f599cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nagare v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::Iter`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Iter`
[INFO] [stdout]  --> src/parse.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::CharIndices`
[INFO] [stdout]  --> src/parse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::CharIndices;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `List`
[INFO] [stdout]   --> src/parse.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     List, // Generalized list
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pipe`
[INFO] [stdout]   --> src/parse.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Pipe, // A pipe
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Namex`
[INFO] [stdout]   --> src/parse.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Namex, // Named expression
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/parse.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     span: Span<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]   --> src/parse.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     node: Node,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "6bee1bf4ec42918da6929bb3c4fcea5f22b90386cdf7c665f7eed7d4e5f599cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bee1bf4ec42918da6929bb3c4fcea5f22b90386cdf7c665f7eed7d4e5f599cc", kill_on_drop: false }`
[INFO] [stdout] 6bee1bf4ec42918da6929bb3c4fcea5f22b90386cdf7c665f7eed7d4e5f599cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb0f526baa069dabfad869372c3927048e05328f4a28ca64d267f7da948b9339
[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" "bb0f526baa069dabfad869372c3927048e05328f4a28ca64d267f7da948b9339", kill_on_drop: false }`
[INFO] [stderr]    Compiling nagare v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::Iter`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Iter`
[INFO] [stdout]  --> src/parse.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::CharIndices`
[INFO] [stdout]  --> src/parse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::CharIndices;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `List`
[INFO] [stdout]   --> src/parse.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     List, // Generalized list
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pipe`
[INFO] [stdout]   --> src/parse.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Pipe, // A pipe
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Namex`
[INFO] [stdout]   --> src/parse.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Namex, // Named expression
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/parse.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     span: Span<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]   --> src/parse.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     node: Node,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "bb0f526baa069dabfad869372c3927048e05328f4a28ca64d267f7da948b9339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0f526baa069dabfad869372c3927048e05328f4a28ca64d267f7da948b9339", kill_on_drop: false }`
[INFO] [stdout] bb0f526baa069dabfad869372c3927048e05328f4a28ca64d267f7da948b9339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0d7304fcc0dce388f1e3112ac83257bb9aa1b41ed8474c51de702e6a5b43c12
[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" "a0d7304fcc0dce388f1e3112ac83257bb9aa1b41ed8474c51de702e6a5b43c12", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::path::Iter`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Iter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Iter`
[INFO] [stderr]  --> src/parse.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Iter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::CharIndices`
[INFO] [stderr]  --> src/parse.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::str::CharIndices;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `List`
[INFO] [stderr]   --> src/parse.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     List, // Generalized list
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pipe`
[INFO] [stderr]   --> src/parse.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Pipe, // A pipe
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Namex`
[INFO] [stderr]   --> src/parse.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Namex, // Named expression
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> src/parse.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     span: Span<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `node`
[INFO] [stderr]   --> src/parse.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     node: Node,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nagare-3940247c8709e912
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0d7304fcc0dce388f1e3112ac83257bb9aa1b41ed8474c51de702e6a5b43c12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d7304fcc0dce388f1e3112ac83257bb9aa1b41ed8474c51de702e6a5b43c12", kill_on_drop: false }`
[INFO] [stdout] a0d7304fcc0dce388f1e3112ac83257bb9aa1b41ed8474c51de702e6a5b43c12