[INFO] fetching crate names-changer 0.2.1... [INFO] testing names-changer-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate names-changer 0.2.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate names-changer 0.2.1 [INFO] finished tweaking crates.io crate names-changer 0.2.1 [INFO] tweaked toml for crates.io crate names-changer 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate names-changer 0.2.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding heck v0.3.3 (available: v0.5.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f97ba0ecf72cbd484cd383a93384f83d93c9a12db248b83fb580ef51e822144 [INFO] running `Command { std: "docker" "start" "-a" "5f97ba0ecf72cbd484cd383a93384f83d93c9a12db248b83fb580ef51e822144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f97ba0ecf72cbd484cd383a93384f83d93c9a12db248b83fb580ef51e822144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f97ba0ecf72cbd484cd383a93384f83d93c9a12db248b83fb580ef51e822144", kill_on_drop: false }` [INFO] [stdout] 5f97ba0ecf72cbd484cd383a93384f83d93c9a12db248b83fb580ef51e822144 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d638f1db823af7db3c8c712e6de1353fcaca31d60dbbd4de497234f7eb7bd848 [INFO] running `Command { std: "docker" "start" "-a" "d638f1db823af7db3c8c712e6de1353fcaca31d60dbbd4de497234f7eb7bd848", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-segmentation v1.13.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling names-changer v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `change_word` is never read [INFO] [stdout] --> src/names_changer.rs:37:35 [INFO] [stdout] | [INFO] [stdout] 37 | let mut change_word = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "d638f1db823af7db3c8c712e6de1353fcaca31d60dbbd4de497234f7eb7bd848", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d638f1db823af7db3c8c712e6de1353fcaca31d60dbbd4de497234f7eb7bd848", kill_on_drop: false }` [INFO] [stdout] d638f1db823af7db3c8c712e6de1353fcaca31d60dbbd4de497234f7eb7bd848 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa51d9ef09e4cd3871e59562ed754aea9088dfaa32bd4f2572b7d6bd52e6f1f4 [INFO] running `Command { std: "docker" "start" "-a" "aa51d9ef09e4cd3871e59562ed754aea9088dfaa32bd4f2572b7d6bd52e6f1f4", kill_on_drop: false }` [INFO] [stdout] warning: value assigned to `change_word` is never read [INFO] [stdout] --> src/names_changer.rs:37:35 [INFO] [stdout] | [INFO] [stdout] 37 | let mut change_word = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling names-changer v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `change_word` is never read [INFO] [stdout] --> src/names_changer.rs:37:35 [INFO] [stdout] | [INFO] [stdout] 37 | let mut change_word = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "aa51d9ef09e4cd3871e59562ed754aea9088dfaa32bd4f2572b7d6bd52e6f1f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa51d9ef09e4cd3871e59562ed754aea9088dfaa32bd4f2572b7d6bd52e6f1f4", kill_on_drop: false }` [INFO] [stdout] aa51d9ef09e4cd3871e59562ed754aea9088dfaa32bd4f2572b7d6bd52e6f1f4 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1b0721e565274d100bb8e0a9d9e1a7049590708a78c6512c8988b528e5d64c9b [INFO] running `Command { std: "docker" "start" "-a" "1b0721e565274d100bb8e0a9d9e1a7049590708a78c6512c8988b528e5d64c9b", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `change_word` is never read [INFO] [stderr] --> src/names_changer.rs:37:35 [INFO] [stderr] | [INFO] [stderr] 37 | let mut change_word = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `names-changer` (lib) generated 1 warning [INFO] [stderr] warning: `names-changer` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/names_changer-7d2787f66dacc969) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test names_changer::mod_tests::check_more_words ... ok [INFO] [stdout] test names_changer::mod_tests::check_new_words_of_word ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] Running tests/module.rs (/opt/rustwide/target/debug/deps/module-9fce0bedaee3a935) [INFO] [stdout] [INFO] [stdout] running 32 tests [INFO] [stdout] test tests::check_change_word_with_abbreviation ... ok [INFO] [stdout] test tests::check_small_word ... ok [INFO] [stdout] test tests::test1 ... ok [INFO] [stdout] test tests::check_change_word_with_to ... ok [INFO] [stdout] test tests::test10 ... ok [INFO] [stdout] test tests::check_classic_camel_word_change ... ok [INFO] [stdout] test tests::test11 ... ok [INFO] [stdout] test tests::test14 ... ok [INFO] [stdout] test tests::test17 ... ok [INFO] [stdout] test tests::test12 ... ok [INFO] [stdout] test tests::test18 ... ok [INFO] [stdout] test tests::test13 ... ok [INFO] [stdout] test tests::test19 ... ok [INFO] [stdout] test tests::test2 ... ok [INFO] [stdout] test tests::test22 ... ok [INFO] [stdout] test tests::test23 ... ok [INFO] [stdout] test tests::test16 ... ok [INFO] [stdout] test tests::test20 ... ok [INFO] [stdout] test tests::test21 ... ok [INFO] [stdout] test tests::test24 ... ok [INFO] [stdout] test tests::test25 ... ok [INFO] [stdout] test tests::test5 ... ok [INFO] [stdout] test tests::test4 ... ok [INFO] [stdout] test tests::test6 ... ok [INFO] [stdout] test tests::test9 ... ok [INFO] [stdout] test tests::test7 ... ok [INFO] [stdout] test tests::test8 ... ok [INFO] [stdout] test tests::check_change_word_with_abbreviation_and_to ... ok [INFO] [stdout] test tests::check_change_words_in_word ... ok [INFO] [stdout] test tests::test3 ... ok [INFO] [stdout] test tests::check_change_full_data ... ok [INFO] [stderr] Doc-tests names_changer [INFO] [stdout] test tests::check_change_word_with_abbreviation_and_other_chars ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 22) ... ok [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] test src/names_changer.rs - names_changer::NamesChanger::camel_to_snake (line 11) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1b0721e565274d100bb8e0a9d9e1a7049590708a78c6512c8988b528e5d64c9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b0721e565274d100bb8e0a9d9e1a7049590708a78c6512c8988b528e5d64c9b", kill_on_drop: false }` [INFO] [stdout] 1b0721e565274d100bb8e0a9d9e1a7049590708a78c6512c8988b528e5d64c9b