[INFO] fetching crate nbib 0.1.1...
[INFO] checking nbib-0.1.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate nbib 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nbib 0.1.1
[INFO] finished tweaking crates.io crate nbib 0.1.1
[INFO] tweaked toml for crates.io crate nbib 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nbib 0.1.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6254b611f284d0dc1d6c2c97c51cd63a5d02926b249237ae6ac32cee6cdd1385
[INFO] running `Command { std: "docker" "start" "-a" "6254b611f284d0dc1d6c2c97c51cd63a5d02926b249237ae6ac32cee6cdd1385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6254b611f284d0dc1d6c2c97c51cd63a5d02926b249237ae6ac32cee6cdd1385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6254b611f284d0dc1d6c2c97c51cd63a5d02926b249237ae6ac32cee6cdd1385", kill_on_drop: false }`
[INFO] [stdout] 6254b611f284d0dc1d6c2c97c51cd63a5d02926b249237ae6ac32cee6cdd1385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11a27c9176ebbf14c37553486687afbc94a567083a2da780cc0ea97bc156fe2e
[INFO] running `Command { std: "docker" "start" "-a" "11a27c9176ebbf14c37553486687afbc94a567083a2da780cc0ea97bc156fe2e", kill_on_drop: false }`
[INFO] [stderr]     Checking nbib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader` and `self`
[INFO] [stdout]  --> src/lib.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, prelude::*, BufReader};
[INFO] [stdout]   |               ^^^^              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `self`
[INFO] [stdout]  --> src/lib.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, prelude::*, BufReader};
[INFO] [stdout]   |               ^^^^              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SerializeSeq`
[INFO] [stdout]  --> src/types.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::ser::{Serializer, SerializeSeq, SerializeMap};
[INFO] [stdout]   |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude`
[INFO] [stdout]  --> src/lib.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, prelude::*, BufReader};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matchingNames` should have a snake case name
[INFO] [stdout]   --> src/types.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |             let matchingNames = self.names.iter()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: convert the identifier to snake case: `matching_names`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SerializeSeq`
[INFO] [stdout]  --> src/types.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::ser::{Serializer, SerializeSeq, SerializeMap};
[INFO] [stdout]   |                              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut input = String::from(r#"PMID- 12345
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matchingNames` should have a snake case name
[INFO] [stdout]   --> src/types.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |             let matchingNames = self.names.iter()
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ help: convert the identifier to snake case: `matching_names`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "11a27c9176ebbf14c37553486687afbc94a567083a2da780cc0ea97bc156fe2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a27c9176ebbf14c37553486687afbc94a567083a2da780cc0ea97bc156fe2e", kill_on_drop: false }`
[INFO] [stdout] 11a27c9176ebbf14c37553486687afbc94a567083a2da780cc0ea97bc156fe2e