[INFO] fetching crate r2d2_mysql 21.0.0...
[INFO] building r2d2_mysql-21.0.0 against master#a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 for pr-93180
[INFO] extracting crate r2d2_mysql 21.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate r2d2_mysql 21.0.0 on toolchain a7f375789bab1a4e4a291c963081a8ca7d2b6bd7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r2d2_mysql 21.0.0
[INFO] finished tweaking crates.io crate r2d2_mysql 21.0.0
[INFO] tweaked toml for crates.io crate r2d2_mysql 21.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "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" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ca8dc8893216d6c08728e373804760459111c6b87b9c09d59bb5d1eb306a87a
[INFO] running `Command { std: "docker" "start" "-a" "8ca8dc8893216d6c08728e373804760459111c6b87b9c09d59bb5d1eb306a87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca8dc8893216d6c08728e373804760459111c6b87b9c09d59bb5d1eb306a87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca8dc8893216d6c08728e373804760459111c6b87b9c09d59bb5d1eb306a87a", kill_on_drop: false }`
[INFO] [stdout] 8ca8dc8893216d6c08728e373804760459111c6b87b9c09d59bb5d1eb306a87a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc218fa38a9b339ac31106b3994e4be200deff1f2922d1e773554db74b48f86d
[INFO] running `Command { std: "docker" "start" "-a" "dc218fa38a9b339ac31106b3994e4be200deff1f2922d1e773554db74b48f86d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling frunk_core v0.4.0
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bindgen v0.58.1
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[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling mysql v21.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
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[INFO] [stderr]    Compiling nom v5.1.2
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[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling io-enum v1.0.1
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling clang-sys v1.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling subprocess v0.2.8
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling r2d2 v0.8.9
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling pem v0.8.3
[INFO] [stderr]    Compiling twox-hash v1.6.2
[INFO] [stderr]    Compiling rust_decimal v1.20.0
[INFO] [stderr]    Compiling bigdecimal v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.1.0
[INFO] [stderr]    Compiling frunk_derives v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.0
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling frunk v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling mysql_common v0.27.5
[INFO] [stderr]    Compiling r2d2_mysql v21.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![crate_type = "rlib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.44s
[INFO] running `Command { std: "docker" "inspect" "dc218fa38a9b339ac31106b3994e4be200deff1f2922d1e773554db74b48f86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc218fa38a9b339ac31106b3994e4be200deff1f2922d1e773554db74b48f86d", kill_on_drop: false }`
[INFO] [stdout] dc218fa38a9b339ac31106b3994e4be200deff1f2922d1e773554db74b48f86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76659a6346c48496f30ea14b22e16a23f17d08fac0fd546352d60c1796d0adec
[INFO] running `Command { std: "docker" "start" "-a" "76659a6346c48496f30ea14b22e16a23f17d08fac0fd546352d60c1796d0adec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling r2d2_mysql v21.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![crate_type = "rlib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![crate_type = "rlib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "76659a6346c48496f30ea14b22e16a23f17d08fac0fd546352d60c1796d0adec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76659a6346c48496f30ea14b22e16a23f17d08fac0fd546352d60c1796d0adec", kill_on_drop: false }`
[INFO] [stdout] 76659a6346c48496f30ea14b22e16a23f17d08fac0fd546352d60c1796d0adec