[INFO] fetching crate names-changer 0.2.1...
[INFO] testing names-changer-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate names-changer 0.2.1 into /workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate names-changer 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d07fcb93269efb7877b439f10e7a1be8b145326f1655ed8f5441eb296f72a6bb
[INFO] running `Command { std: "docker" "start" "-a" "d07fcb93269efb7877b439f10e7a1be8b145326f1655ed8f5441eb296f72a6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07fcb93269efb7877b439f10e7a1be8b145326f1655ed8f5441eb296f72a6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07fcb93269efb7877b439f10e7a1be8b145326f1655ed8f5441eb296f72a6bb", kill_on_drop: false }`
[INFO] [stdout] d07fcb93269efb7877b439f10e7a1be8b145326f1655ed8f5441eb296f72a6bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5ad0d490f7b626d6e648eda03db53f5fade9ec53a76d8799f8a647bf3d943e59
[INFO] running `Command { std: "docker" "start" "-a" "5ad0d490f7b626d6e648eda03db53f5fade9ec53a76d8799f8a647bf3d943e59", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[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:37:21
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "5ad0d490f7b626d6e648eda03db53f5fade9ec53a76d8799f8a647bf3d943e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad0d490f7b626d6e648eda03db53f5fade9ec53a76d8799f8a647bf3d943e59", kill_on_drop: false }`
[INFO] [stdout] 5ad0d490f7b626d6e648eda03db53f5fade9ec53a76d8799f8a647bf3d943e59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d30d198c2488e861ca262e11084af9aa1e36bacccbf73302c706c2a51fa3ba3a
[INFO] running `Command { std: "docker" "start" "-a" "d30d198c2488e861ca262e11084af9aa1e36bacccbf73302c706c2a51fa3ba3a", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `change_word` is never read
[INFO] [stdout]   --> src/names_changer.rs:37:21
[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)]` 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:37:21
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "d30d198c2488e861ca262e11084af9aa1e36bacccbf73302c706c2a51fa3ba3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30d198c2488e861ca262e11084af9aa1e36bacccbf73302c706c2a51fa3ba3a", kill_on_drop: false }`
[INFO] [stdout] d30d198c2488e861ca262e11084af9aa1e36bacccbf73302c706c2a51fa3ba3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bd06953ddfeee41fe6ea57daccc76899e00d993e5cfb1bb37dd2430e7b33165b
[INFO] running `Command { std: "docker" "start" "-a" "bd06953ddfeee41fe6ea57daccc76899e00d993e5cfb1bb37dd2430e7b33165b", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `change_word` is never read
[INFO] [stderr]   --> src/names_changer.rs:37:21
[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)]` 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 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/names_changer-a97a05f367804beb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test names_changer::mod_tests::check_new_words_of_word ... ok
[INFO] [stdout] test names_changer::mod_tests::check_more_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stderr]      Running tests/module.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/module-e9a434c7894c0e32)
[INFO] [stdout] test tests::check_small_word ... ok
[INFO] [stdout] test tests::check_change_word_with_to ... ok
[INFO] [stdout] test tests::check_change_word_with_abbreviation ... ok
[INFO] [stdout] test tests::check_classic_camel_word_change ... ok
[INFO] [stdout] test tests::test1 ... ok
[INFO] [stdout] test tests::test10 ... ok
[INFO] [stdout] test tests::test12 ... ok
[INFO] [stdout] test tests::test14 ... ok
[INFO] [stdout] test tests::test11 ... ok
[INFO] [stdout] test tests::test16 ... ok
[INFO] [stdout] test tests::test13 ... ok
[INFO] [stdout] test tests::test18 ... ok
[INFO] [stdout] test tests::test19 ... ok
[INFO] [stdout] test tests::test17 ... ok
[INFO] [stdout] test tests::test2 ... ok
[INFO] [stdout] test tests::test20 ... ok
[INFO] [stdout] test tests::test21 ... ok
[INFO] [stdout] test tests::test23 ... ok
[INFO] [stdout] test tests::test22 ... 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::test8 ... ok
[INFO] [stdout] test tests::test7 ... ok
[INFO] [stdout] test tests::test6 ... ok
[INFO] [stdout] test tests::test9 ... 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_word_with_abbreviation_and_other_chars ... ok
[INFO] [stdout] test tests::check_change_full_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd06953ddfeee41fe6ea57daccc76899e00d993e5cfb1bb37dd2430e7b33165b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd06953ddfeee41fe6ea57daccc76899e00d993e5cfb1bb37dd2430e7b33165b", kill_on_drop: false }`
[INFO] [stdout] bd06953ddfeee41fe6ea57daccc76899e00d993e5cfb1bb37dd2430e7b33165b