[INFO] fetching crate andersonpgrep 0.1.0...
[INFO] testing andersonpgrep-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate andersonpgrep 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate andersonpgrep 0.1.0
[INFO] finished tweaking crates.io crate andersonpgrep 0.1.0
[INFO] tweaked toml for crates.io crate andersonpgrep 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate andersonpgrep 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate andersonpgrep 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dec1da3fcde6e454bc2fe789abb387d19341d2f9edfb37dd6474b0c3068b5d7
[INFO] running `Command { std: "docker" "start" "-a" "5dec1da3fcde6e454bc2fe789abb387d19341d2f9edfb37dd6474b0c3068b5d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dec1da3fcde6e454bc2fe789abb387d19341d2f9edfb37dd6474b0c3068b5d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dec1da3fcde6e454bc2fe789abb387d19341d2f9edfb37dd6474b0c3068b5d7", kill_on_drop: false }`
[INFO] [stdout] 5dec1da3fcde6e454bc2fe789abb387d19341d2f9edfb37dd6474b0c3068b5d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccc00479dd237fd7f5ce8f61ba9b45e2fd292e580f9512347d1499ef18acd381
[INFO] running `Command { std: "docker" "start" "-a" "ccc00479dd237fd7f5ce8f61ba9b45e2fd292e580f9512347d1499ef18acd381", kill_on_drop: false }`
[INFO] [stderr]    Compiling andersonpgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `expensive_closure`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let expensive_closure = |num : u32| -> u32 {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expensive_closure`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one_closure`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let add_one_closure = |x: u32| -> u32 {x + 1};
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_closure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let add_one  = |x: usize|  x + 1;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one_three`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let add_one_three  = |x: usize|  {x + 1};
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_three`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut list = vec![1,2,3,4];
[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: unused variable: `total`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let total: i32 = v_iter.sum(); // after this line, we are not able to use v_iter because it has
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let v2: Vec<_> = v.iter().map(|x| x + 3).collect();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `od_nums`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let od_nums: Vec<_> = v3.iter().filter(|x| (**x) & 1 == 1).collect();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_od_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shoe` is never constructed
[INFO] [stdout]  --> src/closures_and_iterators/iterators.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Shoe {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "ccc00479dd237fd7f5ce8f61ba9b45e2fd292e580f9512347d1499ef18acd381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc00479dd237fd7f5ce8f61ba9b45e2fd292e580f9512347d1499ef18acd381", kill_on_drop: false }`
[INFO] [stdout] ccc00479dd237fd7f5ce8f61ba9b45e2fd292e580f9512347d1499ef18acd381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a15cd8c5144006219dfaef8b4be295252dfcb633fc6caf948c693bf5081b3d3b
[INFO] running `Command { std: "docker" "start" "-a" "a15cd8c5144006219dfaef8b4be295252dfcb633fc6caf948c693bf5081b3d3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling andersonpgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `expensive_closure`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let expensive_closure = |num : u32| -> u32 {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expensive_closure`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one_closure`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let add_one_closure = |x: u32| -> u32 {x + 1};
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_closure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let add_one  = |x: usize|  x + 1;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one_three`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let add_one_three  = |x: usize|  {x + 1};
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_three`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut list = vec![1,2,3,4];
[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: unused variable: `total`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let total: i32 = v_iter.sum(); // after this line, we are not able to use v_iter because it has
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let v2: Vec<_> = v.iter().map(|x| x + 3).collect();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `od_nums`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let od_nums: Vec<_> = v3.iter().filter(|x| (**x) & 1 == 1).collect();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_od_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shoe` is never constructed
[INFO] [stdout]  --> src/closures_and_iterators/iterators.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Shoe {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expensive_closure`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let expensive_closure = |num : u32| -> u32 {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expensive_closure`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one_closure`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let add_one_closure = |x: u32| -> u32 {x + 1};
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_closure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let add_one  = |x: usize|  x + 1;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `add_one_three`
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let add_one_three  = |x: usize|  {x + 1};
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_three`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/closures_and_iterators/closures.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut list = vec![1,2,3,4];
[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: unused variable: `total`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let total: i32 = v_iter.sum(); // after this line, we are not able to use v_iter because it has
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let v2: Vec<_> = v.iter().map(|x| x + 3).collect();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `od_nums`
[INFO] [stdout]   --> src/closures_and_iterators/iterators.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let od_nums: Vec<_> = v3.iter().filter(|x| (**x) & 1 == 1).collect();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_od_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Shoe` is never constructed
[INFO] [stdout]  --> src/closures_and_iterators/iterators.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Shoe {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "a15cd8c5144006219dfaef8b4be295252dfcb633fc6caf948c693bf5081b3d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15cd8c5144006219dfaef8b4be295252dfcb633fc6caf948c693bf5081b3d3b", kill_on_drop: false }`
[INFO] [stdout] a15cd8c5144006219dfaef8b4be295252dfcb633fc6caf948c693bf5081b3d3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 138c7a7ad5257b9f44fd887b5e9d99ee7fbd84aabd51ec5f3cb84e8c41f16fed
[INFO] running `Command { std: "docker" "start" "-a" "138c7a7ad5257b9f44fd887b5e9d99ee7fbd84aabd51ec5f3cb84e8c41f16fed", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `expensive_closure`
[INFO] [stderr]   --> src/closures_and_iterators/closures.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let expensive_closure = |num : u32| -> u32 {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expensive_closure`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `add_one_closure`
[INFO] [stderr]   --> src/closures_and_iterators/closures.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let add_one_closure = |x: u32| -> u32 {x + 1};
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_closure`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `add_one`
[INFO] [stderr]   --> src/closures_and_iterators/closures.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let add_one  = |x: usize|  x + 1;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `add_one_three`
[INFO] [stderr]   --> src/closures_and_iterators/closures.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let add_one_three  = |x: usize|  {x + 1};
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_add_one_three`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/closures_and_iterators/closures.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let mut list = vec![1,2,3,4];
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total`
[INFO] [stderr]   --> src/closures_and_iterators/iterators.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let total: i32 = v_iter.sum(); // after this line, we are not able to use v_iter because it has
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v2`
[INFO] [stderr]   --> src/closures_and_iterators/iterators.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let v2: Vec<_> = v.iter().map(|x| x + 3).collect();
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `od_nums`
[INFO] [stderr]   --> src/closures_and_iterators/iterators.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let od_nums: Vec<_> = v3.iter().filter(|x| (**x) & 1 == 1).collect();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_od_nums`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Shoe` is never constructed
[INFO] [stderr]  --> src/closures_and_iterators/iterators.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Shoe {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `andersonpgrep` (lib) generated 9 warnings (run `cargo fix --lib -p andersonpgrep` to apply 1 suggestion)
[INFO] [stderr] warning: `andersonpgrep` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/andersonpgrep-30ad8b7bc352ca19)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/andersonpgrep-9f581e357c67e206)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unit.rs (/opt/rustwide/target/debug/deps/unit-c62f874082e9171a)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::should_map_and_iterate_correctly ... ok
[INFO] [stdout] test tests::should_find_one_line_ignore_case ... ok
[INFO] [stdout] test tests::should_find_one_line ... ok
[INFO] [stdout] test tests::should_map_and_iterate_correctly_using_built_in ... ok
[INFO] [stdout] test tests::should_map_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests andersonpgrep
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - Config::build (line 68) ... FAILED
[INFO] [stdout] test src/lib.rs - search (line 114) ... ok
[INFO] [stdout] test src/lib.rs - search_case_insensitive (line 144) ... ok
[INFO] [stdout] test src/lib.rs - search_case_insensitive (line 149) ... ok
[INFO] [stdout] test src/lib.rs - Config (line 58) ... ok
[INFO] [stdout] test src/lib.rs - search (line 102) ... ok
[INFO] [stdout] test src/lib.rs - run (line 30) ... ok
[INFO] [stdout] test src/lib.rs - search (line 119) ... ok
[INFO] [stdout] test src/lib.rs - run (line 20) ... ok
[INFO] [stdout] test src/lib.rs - search_case_insensitive (line 132) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Config::build (line 68) stdout ----
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Result<Config, &str>`
[INFO] [stdout]   --> src/lib.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | / assert_eq!(config, Config{
[INFO] [stdout] 10 | | query: String::from("query"),
[INFO] [stdout] 11 | | file_path: String::from("file.txt"), ignore_case: false
[INFO] [stdout] 12 | | }, "please run cargo test -- query file.txt")
[INFO] [stdout]    | |                                             ^
[INFO] [stdout]    | |                                             |
[INFO] [stdout]    | |_____________________________________________Result<Config, &str>
[INFO] [stdout]    |                                               Config
[INFO] [stdout]    |
[INFO] [stdout] note: the foreign item type `Result<Config, &str>` doesn't implement `PartialEq<Config>`
[INFO] [stdout]   --> /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/result.rs:549:1
[INFO] [stdout]    |
[INFO] [stdout]    = note: not implement `PartialEq<Config>`
[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] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0369`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Config::build (line 68)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "138c7a7ad5257b9f44fd887b5e9d99ee7fbd84aabd51ec5f3cb84e8c41f16fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "138c7a7ad5257b9f44fd887b5e9d99ee7fbd84aabd51ec5f3cb84e8c41f16fed", kill_on_drop: false }`
[INFO] [stdout] 138c7a7ad5257b9f44fd887b5e9d99ee7fbd84aabd51ec5f3cb84e8c41f16fed