[INFO] fetching crate snakecase 0.1.0...
[INFO] testing snakecase-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate snakecase 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate snakecase 0.1.0
[INFO] finished tweaking crates.io crate snakecase 0.1.0
[INFO] tweaked toml for crates.io crate snakecase 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snakecase 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.6.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 91c9f5fd7134dbe5ea81e8be29df4d960d36015fa250906fe0e0062656db1df7
[INFO] running `Command { std: "docker" "start" "-a" "91c9f5fd7134dbe5ea81e8be29df4d960d36015fa250906fe0e0062656db1df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91c9f5fd7134dbe5ea81e8be29df4d960d36015fa250906fe0e0062656db1df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c9f5fd7134dbe5ea81e8be29df4d960d36015fa250906fe0e0062656db1df7", kill_on_drop: false }`
[INFO] [stdout] 91c9f5fd7134dbe5ea81e8be29df4d960d36015fa250906fe0e0062656db1df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9ea5311a742abfd6b2fbb3a1ad00f0cbca0495b1db3496190401bc2a926ff8fa
[INFO] running `Command { std: "docker" "start" "-a" "9ea5311a742abfd6b2fbb3a1ad00f0cbca0495b1db3496190401bc2a926ff8fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling snakecase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "9ea5311a742abfd6b2fbb3a1ad00f0cbca0495b1db3496190401bc2a926ff8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea5311a742abfd6b2fbb3a1ad00f0cbca0495b1db3496190401bc2a926ff8fa", kill_on_drop: false }`
[INFO] [stdout] 9ea5311a742abfd6b2fbb3a1ad00f0cbca0495b1db3496190401bc2a926ff8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 224d9599aa0374524408d765de0cf11859cbb605f514c7578d73f1f8cd7295e3
[INFO] running `Command { std: "docker" "start" "-a" "224d9599aa0374524408d765de0cf11859cbb605f514c7578d73f1f8cd7295e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling snakecase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.85s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "224d9599aa0374524408d765de0cf11859cbb605f514c7578d73f1f8cd7295e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224d9599aa0374524408d765de0cf11859cbb605f514c7578d73f1f8cd7295e3", kill_on_drop: false }`
[INFO] [stdout] 224d9599aa0374524408d765de0cf11859cbb605f514c7578d73f1f8cd7295e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3fd74f07e19c8a146d90a251ede2da3321299e5187186d25df79803edc0d580f
[INFO] running `Command { std: "docker" "start" "-a" "3fd74f07e19c8a146d90a251ede2da3321299e5187186d25df79803edc0d580f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/snakecase-2e5132489bb65da3)
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test ascii::tests::camel_case ... ok
[INFO] [stdout] test ascii::tests::caps ... ok
[INFO] [stdout] test ascii::tests::digit_underscore ... ok
[INFO] [stdout] test ascii::tests::empty ... ok
[INFO] [stdout] test ascii::tests::end_caps ... ok
[INFO] [stdout] test ascii::tests::complex_random2 ... ok
[INFO] [stdout] test ascii::tests::caps_with_space_sep ... ok
[INFO] [stdout] test ascii::tests::character_digit ... ok
[INFO] [stdout] test ascii::tests::dash ... ok
[INFO] [stdout] test ascii::tests::ending_multi_underscore ... ok
[INFO] [stdout] test ascii::tests::digit_uppercase ... ok
[INFO] [stdout] test ascii::tests::ending_underscore ... ok
[INFO] [stdout] test ascii::tests::domain ... ok
[INFO] [stdout] test ascii::tests::equal ... ok
[INFO] [stdout] test ascii::tests::leading_underscore_special ... ok
[INFO] [stdout] test ascii::tests::multi_spaces ... ok
[INFO] [stdout] test ascii::tests::multi_underscore ... ok
[INFO] [stdout] test ascii::tests::multi_uppercase ... ok
[INFO] [stdout] test ascii::tests::space_with_uppercase ... ok
[INFO] [stdout] test ascii::tests::space ... ok
[INFO] [stdout] test ascii::tests::caps_hash_sep ... ok
[INFO] [stdout] test ascii::tests::special_chars ... ok
[INFO] [stdout] test ascii::tests::special_chars_long ... ok
[INFO] [stdout] test ascii::tests::special_leading_and_trailing ... ok
[INFO] [stdout] test ascii::tests::special_with_spaces ... ok
[INFO] [stdout] test ascii::tests::starts_with_garbage ... ok
[INFO] [stdout] test ascii::tests::underscore_digit_uppercase ... ok
[INFO] [stdout] test ascii::tests::underscore_letter_digit_upper ... ok
[INFO] [stdout] test ascii::tests::underscore_letter_upper ... ok
[INFO] [stdout] test ascii::tests::unicode_mixed ... ok
[INFO] [stdout] test ascii::tests::unicode_uppercase ... ok
[INFO] [stdout] test ascii::tests::uppercase_digit ... ok
[INFO] [stdout] test ascii::tests::uppercase_sep ... ok
[INFO] [stdout] test unicode::tests::ascii_complex_random ... ok
[INFO] [stdout] test unicode::tests::caps ... ok
[INFO] [stdout] test unicode::tests::caps_with_space_sep ... ok
[INFO] [stdout] test unicode::tests::dash ... ok
[INFO] [stdout] test unicode::tests::camel_case ... ok
[INFO] [stdout] test unicode::tests::caps_hash_sep ... ok
[INFO] [stdout] test unicode::tests::complex_random2 ... ok
[INFO] [stdout] test unicode::tests::end_caps ... ok
[INFO] [stdout] test unicode::tests::ending_multi_underscore ... ok
[INFO] [stdout] test unicode::tests::ending_underscore ... ok
[INFO] [stdout] test unicode::tests::equal ... ok
[INFO] [stdout] test unicode::tests::leading_underscore_special ... ok
[INFO] [stdout] test unicode::tests::multi_spaces ... ok
[INFO] [stdout] test unicode::tests::multi_uppercase ... ok
[INFO] [stdout] test unicode::tests::space ... ok
[INFO] [stdout] test unicode::tests::space_with_uppercase ... ok
[INFO] [stdout] test unicode::tests::special_chars ... ok
[INFO] [stdout] test unicode::tests::special_leading_and_trailing ... ok
[INFO] [stdout] test unicode::tests::special_with_spaces ... ok
[INFO] [stdout] test unicode::tests::underscore_digit_uppercase ... ok
[INFO] [stdout] test unicode::tests::underscore_letter_upper ... ok
[INFO] [stdout] test unicode::tests::underscore_letter_digit_upper ... ok
[INFO] [stdout] test unicode::tests::unicode_mixed ... ok
[INFO] [stdout] test unicode::tests::unicode_uppercase ... ok
[INFO] [stdout] test unicode::tests::uppercase_sep ... ok
[INFO] [stdout] test unicode::tests::special_chars_long ... ok
[INFO] [stdout] test unicode::tests::empty ... ok
[INFO] [stdout] test unicode::tests::multi_underscore ... ok
[INFO] [stdout] test unicode::tests::domain ... ok
[INFO] [stdout] test ascii::tests::complex_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fd74f07e19c8a146d90a251ede2da3321299e5187186d25df79803edc0d580f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd74f07e19c8a146d90a251ede2da3321299e5187186d25df79803edc0d580f", kill_on_drop: false }`
[INFO] [stdout] 3fd74f07e19c8a146d90a251ede2da3321299e5187186d25df79803edc0d580f