[INFO] fetching crate nagare 0.0.1...
[INFO] checking nagare-0.0.1 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate nagare 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nagare 0.0.1 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e388e625131064467cda02a066516de3f0fb0062dbcf377f9da18d28bd13bf5
[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" "0e388e625131064467cda02a066516de3f0fb0062dbcf377f9da18d28bd13bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e388e625131064467cda02a066516de3f0fb0062dbcf377f9da18d28bd13bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e388e625131064467cda02a066516de3f0fb0062dbcf377f9da18d28bd13bf5", kill_on_drop: false }`
[INFO] [stdout] 0e388e625131064467cda02a066516de3f0fb0062dbcf377f9da18d28bd13bf5
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbeecf5439d9510bfca2b69ad148ca229a6ebba1adc716a9849689292e620205
[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" "fbeecf5439d9510bfca2b69ad148ca229a6ebba1adc716a9849689292e620205", kill_on_drop: false }`
[INFO] [stderr]     Checking 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: 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] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "fbeecf5439d9510bfca2b69ad148ca229a6ebba1adc716a9849689292e620205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbeecf5439d9510bfca2b69ad148ca229a6ebba1adc716a9849689292e620205", kill_on_drop: false }`
[INFO] [stdout] fbeecf5439d9510bfca2b69ad148ca229a6ebba1adc716a9849689292e620205