[INFO] fetching crate rusty_word_builder 0.6.3... [INFO] testing rusty_word_builder-0.6.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate rusty_word_builder 0.6.3 into /workspace/builds/worker-119/source [INFO] validating manifest of crates.io crate rusty_word_builder 0.6.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rusty_word_builder 0.6.3 [INFO] finished tweaking crates.io crate rusty_word_builder 0.6.3 [INFO] tweaked toml for crates.io crate rusty_word_builder 0.6.3 written to /workspace/builds/worker-119/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f104c309ceb7399e2cc22e6d58a6acc4f63e28f644dd35bd7eb84bf7ad78680 [INFO] running `Command { std: "docker" "start" "-a" "7f104c309ceb7399e2cc22e6d58a6acc4f63e28f644dd35bd7eb84bf7ad78680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f104c309ceb7399e2cc22e6d58a6acc4f63e28f644dd35bd7eb84bf7ad78680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f104c309ceb7399e2cc22e6d58a6acc4f63e28f644dd35bd7eb84bf7ad78680", kill_on_drop: false }` [INFO] [stdout] 7f104c309ceb7399e2cc22e6d58a6acc4f63e28f644dd35bd7eb84bf7ad78680 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3db7a157315aa356783b0c1678a8c2861c0775f6b6579e66f8cc487b2bddd20 [INFO] running `Command { std: "docker" "start" "-a" "a3db7a157315aa356783b0c1678a8c2861c0775f6b6579e66f8cc487b2bddd20", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling rusty_word_builder v0.6.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `core::iter` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::iter; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `csv::Writer` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use csv::Writer; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `Command { std: "docker" "inspect" "a3db7a157315aa356783b0c1678a8c2861c0775f6b6579e66f8cc487b2bddd20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3db7a157315aa356783b0c1678a8c2861c0775f6b6579e66f8cc487b2bddd20", kill_on_drop: false }` [INFO] [stdout] a3db7a157315aa356783b0c1678a8c2861c0775f6b6579e66f8cc487b2bddd20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 450ec94adfda34b5c94261a372922e05aa032c8d4c62acc36de1a5fafe7ccd8b [INFO] running `Command { std: "docker" "start" "-a" "450ec94adfda34b5c94261a372922e05aa032c8d4c62acc36de1a5fafe7ccd8b", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `core::iter` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::iter; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rusty_word_builder v0.6.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `csv::Writer` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use csv::Writer; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::iter` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::iter; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `csv::Writer` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use csv::Writer; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SyllableHandler` [INFO] [stdout] --> src/lib.rs:13:48 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::syllable::{SyllableBuilder, SyllableHandler}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | / syllables.write( [INFO] [stdout] 71 | | WriteOption::CSV("syllables.csv".to_owned()), [INFO] [stdout] 72 | | SyllableFormat::IPA, [INFO] [stdout] 73 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "450ec94adfda34b5c94261a372922e05aa032c8d4c62acc36de1a5fafe7ccd8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "450ec94adfda34b5c94261a372922e05aa032c8d4c62acc36de1a5fafe7ccd8b", kill_on_drop: false }` [INFO] [stdout] 450ec94adfda34b5c94261a372922e05aa032c8d4c62acc36de1a5fafe7ccd8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b3641fab5cc5613c34f87ae76a3798e17ba1464fd217c28baa204660b9d1c30b [INFO] running `Command { std: "docker" "start" "-a" "b3641fab5cc5613c34f87ae76a3798e17ba1464fd217c28baa204660b9d1c30b", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `core::iter` [INFO] [stderr] --> src/lib.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use core::iter; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `csv::Writer` [INFO] [stderr] --> src/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use csv::Writer; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `SyllableHandler` [INFO] [stderr] --> src/lib.rs:13:48 [INFO] [stderr] | [INFO] [stderr] 13 | use crate::syllable::{SyllableBuilder, SyllableHandler}; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | / syllables.write( [INFO] [stderr] 71 | | WriteOption::CSV("syllables.csv".to_owned()), [INFO] [stderr] 72 | | SyllableFormat::IPA, [INFO] [stderr] 73 | | ); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `rusty_word_builder` (lib) generated 3 warnings [INFO] [stderr] warning: `rusty_word_builder` (lib test) generated 5 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rusty_word_builder-74d4f396bd0d2ed2) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::test_syllable_builder ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests rusty_word_builder [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] running `Command { std: "docker" "inspect" "b3641fab5cc5613c34f87ae76a3798e17ba1464fd217c28baa204660b9d1c30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3641fab5cc5613c34f87ae76a3798e17ba1464fd217c28baa204660b9d1c30b", kill_on_drop: false }` [INFO] [stdout] b3641fab5cc5613c34f87ae76a3798e17ba1464fd217c28baa204660b9d1c30b