[INFO] cloning repository https://github.com/mthom26/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mthom26/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23f2adfb4b30b299c56b2e30465c4eae277b114e
[INFO] testing mthom26/minigrep against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fminigrep" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthom26/minigrep on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mthom26/minigrep
[INFO] finished tweaking git repo https://github.com/mthom26/minigrep
[INFO] tweaked toml for git repo https://github.com/mthom26/minigrep written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mthom26/minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78aa7a88a4a50486cf7c32d0ff24090f15aad0bca8e18761ef7567a26cfdac5b
[INFO] running `Command { std: "docker" "start" "-a" "78aa7a88a4a50486cf7c32d0ff24090f15aad0bca8e18761ef7567a26cfdac5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78aa7a88a4a50486cf7c32d0ff24090f15aad0bca8e18761ef7567a26cfdac5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78aa7a88a4a50486cf7c32d0ff24090f15aad0bca8e18761ef7567a26cfdac5b", kill_on_drop: false }`
[INFO] [stdout] 78aa7a88a4a50486cf7c32d0ff24090f15aad0bca8e18761ef7567a26cfdac5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a106d3423863138730a0bf270f9e2c02b113596740115fc5c48a396b4b34d16
[INFO] running `Command { std: "docker" "start" "-a" "8a106d3423863138730a0bf270f9e2c02b113596740115fc5c48a396b4b34d16", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/lib.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 .filter(|(index, line)| {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/lib.rs:87:27
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 .filter(|(index, line)| {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "8a106d3423863138730a0bf270f9e2c02b113596740115fc5c48a396b4b34d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a106d3423863138730a0bf270f9e2c02b113596740115fc5c48a396b4b34d16", kill_on_drop: false }`
[INFO] [stdout] 8a106d3423863138730a0bf270f9e2c02b113596740115fc5c48a396b4b34d16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feab4a2456ea57c677f62f69c8d10dfdf56ddc1c58679c63c7412b1c69b26f1a
[INFO] running `Command { std: "docker" "start" "-a" "feab4a2456ea57c677f62f69c8d10dfdf56ddc1c58679c63c7412b1c69b26f1a", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/lib.rs:78:27
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 .filter(|(index, line)| {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/lib.rs:87:27
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 .filter(|(index, line)| {
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             search(query, contents)
[INFO] [stdout]     |             ^^^^^^ -----  -------- supplied 2 arguments
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/lib.rs:74:4
[INFO] [stdout]     |
[INFO] [stdout] 74  | fn search<'a>(query: &str, contents: &'a str, case_sensitive: bool) -> Vec<(usize, &'a str)> {
[INFO] [stdout]     |    ^^^^^^     -----------  -----------------  --------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `&str` with `(usize, &str)`
[INFO] [stdout]    --> src/lib.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 | /         assert_eq!(
[INFO] [stdout] 120 | |             vec!["safe, fast, productive."],
[INFO] [stdout] 121 | |             search(query, contents)
[INFO] [stdout] 122 | |         )
[INFO] [stdout]     | |_________^ no implementation for `&str == (usize, &str)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `PartialEq<(usize, &str)>` is not implemented for `&str`
[INFO] [stdout]     = note: required because of the requirements on the impl of `PartialEq<Vec<(usize, &str)>>` for `Vec<&str>`
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "feab4a2456ea57c677f62f69c8d10dfdf56ddc1c58679c63c7412b1c69b26f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feab4a2456ea57c677f62f69c8d10dfdf56ddc1c58679c63c7412b1c69b26f1a", kill_on_drop: false }`
[INFO] [stdout] feab4a2456ea57c677f62f69c8d10dfdf56ddc1c58679c63c7412b1c69b26f1a
