[INFO] cloning repository https://github.com/VladasZ/tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VladasZ/tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladasZ%2Ftools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladasZ%2Ftools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3118b1545fb821caade8725e3664054da8e323d
[INFO] testing VladasZ/tools against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladasZ%2Ftools" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/VladasZ/tools
[INFO] finished tweaking git repo https://github.com/VladasZ/tools
[INFO] tweaked toml for git repo https://github.com/VladasZ/tools written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/VladasZ/tools on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/VladasZ/tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mutants v0.0.3
[INFO] [stderr]   Downloaded redox_users v0.5.0
[INFO] [stderr]   Downloaded android_logger v0.14.1
[INFO] [stderr]   Downloaded android-ndk-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8961659bcc2158c54ec8ee7ba0d388d691867730494a91d701b2eaae9524343b
[INFO] running `Command { std: "docker" "start" "-a" "8961659bcc2158c54ec8ee7ba0d388d691867730494a91d701b2eaae9524343b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8961659bcc2158c54ec8ee7ba0d388d691867730494a91d701b2eaae9524343b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8961659bcc2158c54ec8ee7ba0d388d691867730494a91d701b2eaae9524343b", kill_on_drop: false }`
[INFO] [stdout] 8961659bcc2158c54ec8ee7ba0d388d691867730494a91d701b2eaae9524343b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78788a4adbb71f2911e2329fd44873ea591a488f7da74907cfa895b2d2711c6b
[INFO] running `Command { std: "docker" "start" "-a" "78788a4adbb71f2911e2329fd44873ea591a488f7da74907cfa895b2d2711c6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rtools v0.9.0 (/opt/rustwide/workdir/rtools)
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling tests v0.1.0 (/opt/rustwide/workdir/tests)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.85s
[INFO] running `Command { std: "docker" "inspect" "78788a4adbb71f2911e2329fd44873ea591a488f7da74907cfa895b2d2711c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78788a4adbb71f2911e2329fd44873ea591a488f7da74907cfa895b2d2711c6b", kill_on_drop: false }`
[INFO] [stdout] 78788a4adbb71f2911e2329fd44873ea591a488f7da74907cfa895b2d2711c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45315922b7f5924bafc592d00f0a9e5c4a09f5cddc24a5c197b659afa0f0a4ed
[INFO] running `Command { std: "docker" "start" "-a" "45315922b7f5924bafc592d00f0a9e5c4a09f5cddc24a5c197b659afa0f0a4ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtools v0.9.0 (/opt/rustwide/workdir/rtools)
[INFO] [stderr]    Compiling tests v0.1.0 (/opt/rustwide/workdir/tests)
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:58:35
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let anim = Animation::new(0.0, 1.0, 0.5);
[INFO] [stdout]    |                                   ^^^ help: explicitly specify the type as `f32`: `0.0_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let anim = Animation::new(0.0, 1.0, 0.5);
[INFO] [stdout]    |                                        ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:58:45
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let anim = Animation::new(0.0, 1.0, 0.5);
[INFO] [stdout]    |                                             ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |         sleep(0.25);
[INFO] [stdout]    |               ^^^^ help: explicitly specify the type as `f32`: `0.25_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |         sleep(0.10);
[INFO] [stdout]    |               ^^^^ help: explicitly specify the type as `f32`: `0.10_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 73 |         sleep(0.15);
[INFO] [stdout]    |               ^^^^ help: explicitly specify the type as `f32`: `0.15_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/animation.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 |         sleep(0.25);
[INFO] [stdout]    |               ^^^^ help: explicitly specify the type as `f32`: `0.25_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> rtools/src/misc.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 |         sleep(0.2);
[INFO] [stdout]    |               ^^^ help: explicitly specify the type as `f32`: `0.2_f32`
[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]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "45315922b7f5924bafc592d00f0a9e5c4a09f5cddc24a5c197b659afa0f0a4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45315922b7f5924bafc592d00f0a9e5c4a09f5cddc24a5c197b659afa0f0a4ed", kill_on_drop: false }`
[INFO] [stdout] 45315922b7f5924bafc592d00f0a9e5c4a09f5cddc24a5c197b659afa0f0a4ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ad2d57b13afef133ba36c82761032eeb23f38eb802c8593fad5f48134b95e72
[INFO] running `Command { std: "docker" "start" "-a" "5ad2d57b13afef133ba36c82761032eeb23f38eb802c8593fad5f48134b95e72", kill_on_drop: false }`
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:58:35
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let anim = Animation::new(0.0, 1.0, 0.5);
[INFO] [stderr]    |                                   ^^^ help: explicitly specify the type as `f32`: `0.0_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:58:40
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let anim = Animation::new(0.0, 1.0, 0.5);
[INFO] [stderr]    |                                        ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:58:45
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let anim = Animation::new(0.0, 1.0, 0.5);
[INFO] [stderr]    |                                             ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:63:15
[INFO] [stderr]    |
[INFO] [stderr] 63 |         sleep(0.25);
[INFO] [stderr]    |               ^^^^ help: explicitly specify the type as `f32`: `0.25_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:68:15
[INFO] [stderr]    |
[INFO] [stderr] 68 |         sleep(0.10);
[INFO] [stderr]    |               ^^^^ help: explicitly specify the type as `f32`: `0.10_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:73:15
[INFO] [stderr]    |
[INFO] [stderr] 73 |         sleep(0.15);
[INFO] [stderr]    |               ^^^^ help: explicitly specify the type as `f32`: `0.15_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/animation.rs:78:15
[INFO] [stderr]    |
[INFO] [stderr] 78 |         sleep(0.25);
[INFO] [stderr]    |               ^^^^ help: explicitly specify the type as `f32`: `0.25_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> rtools/src/misc.rs:66:15
[INFO] [stderr]    |
[INFO] [stderr] 66 |         sleep(0.2);
[INFO] [stderr]    |               ^^^ help: explicitly specify the type as `f32`: `0.2_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: `rtools` (lib test) generated 8 warnings (run `cargo fix --lib -p rtools --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rtools-d283e4465c00e6f7)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test apply::test::apply_tuple ... ok
[INFO] [stdout] test data::test::to_data_test ... ok
[INFO] [stdout] test data::test::test ... ok
[INFO] [stdout] test apply::test::apply_arr ... ok
[INFO] [stdout] test debug::test::test ... ok
[INFO] [stdout] test misc::test::misc ... ok
[INFO] [stdout] test misc::test::toggle ... ok
[INFO] [stdout] test file::test::test ... ok
[INFO] [stdout] test stored::test::paths ... ok
[INFO] [stdout] test file::test::read ... ok
[INFO] [stdout] test unwrap::test::unwrap ... ok
[INFO] [stdout] test apply::test::apply2_arr ... ok
[INFO] [stdout] test stored::test::stored ... ok
[INFO] [stdout] test file::test::mkdir_and_rm ... FAILED
[INFO] [stdout] test data::test::wrong_size - should panic ... ok
[INFO] [stdout] test regex::test::test ... ok
[INFO] [stdout] test elapsed::test::test_elapsed ... ok
[INFO] [stdout] test misc::test::test_sleep ... ok
[INFO] [stdout] test animation::test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- file::test::mkdir_and_rm stdout ----
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<std::io::error::Error>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.95/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<(), anyhow::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, std::io::error::Error>>>::from_residual
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: <rtools::file::File>::mkdir::<&alloc::string::String>
[INFO] [stdout]              at ./src/file.rs:31:9
[INFO] [stdout]    3: rtools::file::test::mkdir_and_rm
[INFO] [stdout]              at ./src/file.rs:181:9
[INFO] [stdout]    4: rtools::file::test::mkdir_and_rm::{closure#0}
[INFO] [stdout]              at ./src/file.rs:177:26
[INFO] [stdout]    5: <rtools::file::test::mkdir_and_rm::{closure#0} as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    6: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    7: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:724:18
[INFO] [stdout]    8: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:74
[INFO] [stdout]    9: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   10: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   11: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   12: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   13: test::run_test_in_process
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:27
[INFO] [stderr] error: test failed, to rerun pass `-p rtools --lib`
[INFO] [stdout]   14: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:668:43
[INFO] [stdout]   15: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:698:41
[INFO] [stdout]   16: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   17: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   18: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   19: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   20: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   21: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   22: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   23: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   25: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   26: <unknown>
[INFO] [stdout]   27: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     file::test::mkdir_and_rm
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 18 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ad2d57b13afef133ba36c82761032eeb23f38eb802c8593fad5f48134b95e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad2d57b13afef133ba36c82761032eeb23f38eb802c8593fad5f48134b95e72", kill_on_drop: false }`
[INFO] [stdout] 5ad2d57b13afef133ba36c82761032eeb23f38eb802c8593fad5f48134b95e72
