[INFO] fetching crate nbib 0.1.1...
[INFO] building nbib-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nbib 0.1.1 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nbib 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d9704c052378e9d116d31d9598dba8cb69b2d71b8b61f9b9b1ae8e44c788101
[INFO] running `Command { std: "docker" "start" "-a" "9d9704c052378e9d116d31d9598dba8cb69b2d71b8b61f9b9b1ae8e44c788101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d9704c052378e9d116d31d9598dba8cb69b2d71b8b61f9b9b1ae8e44c788101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d9704c052378e9d116d31d9598dba8cb69b2d71b8b61f9b9b1ae8e44c788101", kill_on_drop: false }`
[INFO] [stdout] 9d9704c052378e9d116d31d9598dba8cb69b2d71b8b61f9b9b1ae8e44c788101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af19c4f2ea619ff934e3bbb4f8e97ab0b7a3ccadbd390665aca7c0e25e43e95
[INFO] running `Command { std: "docker" "start" "-a" "1af19c4f2ea619ff934e3bbb4f8e97ab0b7a3ccadbd390665aca7c0e25e43e95", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "1af19c4f2ea619ff934e3bbb4f8e97ab0b7a3ccadbd390665aca7c0e25e43e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af19c4f2ea619ff934e3bbb4f8e97ab0b7a3ccadbd390665aca7c0e25e43e95", kill_on_drop: false }`
[INFO] [stdout] 1af19c4f2ea619ff934e3bbb4f8e97ab0b7a3ccadbd390665aca7c0e25e43e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3334d87ef3263a0cdc630bc212fc522ac769f97a6fecd3f6e4371465f1bcb948
[INFO] running `Command { std: "docker" "start" "-a" "3334d87ef3263a0cdc630bc212fc522ac769f97a6fecd3f6e4371465f1bcb948", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "3334d87ef3263a0cdc630bc212fc522ac769f97a6fecd3f6e4371465f1bcb948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3334d87ef3263a0cdc630bc212fc522ac769f97a6fecd3f6e4371465f1bcb948", kill_on_drop: false }`
[INFO] [stdout] 3334d87ef3263a0cdc630bc212fc522ac769f97a6fecd3f6e4371465f1bcb948