[INFO] fetching crate text-score 0.1.0...
[INFO] testing text-score-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate text-score 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate text-score 0.1.0
[INFO] finished tweaking crates.io crate text-score 0.1.0
[INFO] tweaked toml for crates.io crate text-score 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate text-score 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88b7d03cea5022ce7f4840812ecfbfea501e2083c39217fae4674ae040cf3868
[INFO] running `Command { std: "docker" "start" "-a" "88b7d03cea5022ce7f4840812ecfbfea501e2083c39217fae4674ae040cf3868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b7d03cea5022ce7f4840812ecfbfea501e2083c39217fae4674ae040cf3868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b7d03cea5022ce7f4840812ecfbfea501e2083c39217fae4674ae040cf3868", kill_on_drop: false }`
[INFO] [stdout] 88b7d03cea5022ce7f4840812ecfbfea501e2083c39217fae4674ae040cf3868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24511deb1e936cd06a2bf4a7776eb3a7d6b70e483d35f3117e48369dbb397c6a
[INFO] running `Command { std: "docker" "start" "-a" "24511deb1e936cd06a2bf4a7776eb3a7d6b70e483d35f3117e48369dbb397c6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling text-score v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rouge.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut input_ngrams = create_ngrams(input_words, n);
[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 does not need to be mutable
[INFO] [stdout]    --> src/rouge.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut reference_ngrams = create_ngrams(reference_words, n);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "24511deb1e936cd06a2bf4a7776eb3a7d6b70e483d35f3117e48369dbb397c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24511deb1e936cd06a2bf4a7776eb3a7d6b70e483d35f3117e48369dbb397c6a", kill_on_drop: false }`
[INFO] [stdout] 24511deb1e936cd06a2bf4a7776eb3a7d6b70e483d35f3117e48369dbb397c6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 182d9db85d322215d9c1436d5cda8361517b2c0b30d0baed44e8c6fe09e20ac2
[INFO] running `Command { std: "docker" "start" "-a" "182d9db85d322215d9c1436d5cda8361517b2c0b30d0baed44e8c6fe09e20ac2", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rouge.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut input_ngrams = create_ngrams(input_words, n);
[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 does not need to be mutable
[INFO] [stdout]    --> src/rouge.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut reference_ngrams = create_ngrams(reference_words, n);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling text-score v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `metrics_rs`
[INFO] [stdout]  --> tests/test_rouge.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use metrics_rs::rouge::{create_ngrams, rouge_n};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `metrics_rs`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `metrics_rs`, use `cargo add metrics_rs` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `metrics_rs`
[INFO] [stdout]  --> tests/test_rouge.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use metrics_rs::commons::{f1, precision, recall};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `metrics_rs`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `metrics_rs`, use `cargo add metrics_rs` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rouge.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut input_ngrams = create_ngrams(input_words, n);
[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 does not need to be mutable
[INFO] [stdout]    --> src/rouge.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let mut reference_ngrams = create_ngrams(reference_words, n);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `text-score` (test "test_rouge") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `metrics_rs`
[INFO] [stdout]  --> tests/test_commons.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use metrics_rs::commons::{f1, precision, recall};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `metrics_rs`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `metrics_rs`, use `cargo add metrics_rs` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `text-score` (test "test_commons") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "182d9db85d322215d9c1436d5cda8361517b2c0b30d0baed44e8c6fe09e20ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182d9db85d322215d9c1436d5cda8361517b2c0b30d0baed44e8c6fe09e20ac2", kill_on_drop: false }`
[INFO] [stdout] 182d9db85d322215d9c1436d5cda8361517b2c0b30d0baed44e8c6fe09e20ac2
