[INFO] fetching crate nbib 0.1.1...
[INFO] checking nbib-0.1.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate nbib 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nbib 0.1.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de50f319f9c511ee04b7386264a418ba0ebedaafe8a0379d6e1cc57483ebd324
[INFO] running `Command { std: "docker" "start" "-a" "de50f319f9c511ee04b7386264a418ba0ebedaafe8a0379d6e1cc57483ebd324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de50f319f9c511ee04b7386264a418ba0ebedaafe8a0379d6e1cc57483ebd324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de50f319f9c511ee04b7386264a418ba0ebedaafe8a0379d6e1cc57483ebd324", kill_on_drop: false }`
[INFO] [stdout] de50f319f9c511ee04b7386264a418ba0ebedaafe8a0379d6e1cc57483ebd324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6c1e0b19ca745c075a11a001ef87784327b4db1979c1a9a4a01ea30b4349d48
[INFO] running `Command { std: "docker" "start" "-a" "a6c1e0b19ca745c075a11a001ef87784327b4db1979c1a9a4a01ea30b4349d48", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_json v1.0.127
[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: 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] [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: 4 warnings emitted
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "a6c1e0b19ca745c075a11a001ef87784327b4db1979c1a9a4a01ea30b4349d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c1e0b19ca745c075a11a001ef87784327b4db1979c1a9a4a01ea30b4349d48", kill_on_drop: false }`
[INFO] [stdout] a6c1e0b19ca745c075a11a001ef87784327b4db1979c1a9a4a01ea30b4349d48