[INFO] fetching crate ftoa 0.1.1... [INFO] testing ftoa-0.1.1 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate ftoa 0.1.1 into /workspace/builds/worker-118/source [INFO] validating manifest of crates.io crate ftoa 0.1.1 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ftoa 0.1.1 [INFO] finished tweaking crates.io crate ftoa 0.1.1 [INFO] tweaked toml for crates.io crate ftoa 0.1.1 written to /workspace/builds/worker-118/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9646395170c24a75f254b7bd7fccd178bbf03988fda31f31f3a46a5f5b24a5ab [INFO] running `Command { std: "docker" "start" "-a" "9646395170c24a75f254b7bd7fccd178bbf03988fda31f31f3a46a5f5b24a5ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9646395170c24a75f254b7bd7fccd178bbf03988fda31f31f3a46a5f5b24a5ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9646395170c24a75f254b7bd7fccd178bbf03988fda31f31f3a46a5f5b24a5ab", kill_on_drop: false }` [INFO] [stdout] 9646395170c24a75f254b7bd7fccd178bbf03988fda31f31f3a46a5f5b24a5ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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=warn" "-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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86fe6652729fc88b86663ed1d100c0c3a88456c796a7cd207a12551571ffb16b [INFO] running `Command { std: "docker" "start" "-a" "86fe6652729fc88b86663ed1d100c0c3a88456c796a7cd207a12551571ffb16b", kill_on_drop: false }` [INFO] [stderr] Compiling ftoa v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:23:34 [INFO] [stdout] | [INFO] [stdout] 23 | fn write(self, &mut W) -> io::Result<()>; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:476:13 [INFO] [stdout] | [INFO] [stdout] 476 | try!(wr.write_all(b"-")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:479:41 [INFO] [stdout] | [INFO] [stdout] 479 | let mut buffer: [u8; 24] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "86fe6652729fc88b86663ed1d100c0c3a88456c796a7cd207a12551571ffb16b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86fe6652729fc88b86663ed1d100c0c3a88456c796a7cd207a12551571ffb16b", kill_on_drop: false }` [INFO] [stdout] 86fe6652729fc88b86663ed1d100c0c3a88456c796a7cd207a12551571ffb16b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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=warn" "-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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea84453c0982db405300ad61cf8f5c062a730be2683d34ba57a87b0ce7505c10 [INFO] running `Command { std: "docker" "start" "-a" "ea84453c0982db405300ad61cf8f5c062a730be2683d34ba57a87b0ce7505c10", kill_on_drop: false }` [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:23:34 [INFO] [stdout] | [INFO] [stdout] 23 | fn write(self, &mut W) -> io::Result<()>; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ftoa v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:476:13 [INFO] [stdout] | [INFO] [stdout] 476 | try!(wr.write_all(b"-")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:479:41 [INFO] [stdout] | [INFO] [stdout] 479 | let mut buffer: [u8; 24] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:23:34 [INFO] [stdout] | [INFO] [stdout] 23 | fn write(self, &mut W) -> io::Result<()>; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:476:13 [INFO] [stdout] | [INFO] [stdout] 476 | try!(wr.write_all(b"-")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:479:41 [INFO] [stdout] | [INFO] [stdout] 479 | let mut buffer: [u8; 24] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "ea84453c0982db405300ad61cf8f5c062a730be2683d34ba57a87b0ce7505c10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea84453c0982db405300ad61cf8f5c062a730be2683d34ba57a87b0ce7505c10", kill_on_drop: false }` [INFO] [stdout] ea84453c0982db405300ad61cf8f5c062a730be2683d34ba57a87b0ce7505c10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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=warn" "-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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 21b17fc9e7e2ee8103c588b369e4f7316eb3ddca42ed341fe148f26416c53069 [INFO] running `Command { std: "docker" "start" "-a" "21b17fc9e7e2ee8103c588b369e4f7316eb3ddca42ed341fe148f26416c53069", kill_on_drop: false }` [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/lib.rs:23:34 [INFO] [stderr] | [INFO] [stderr] 23 | fn write(self, &mut W) -> io::Result<()>; [INFO] [stderr] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut W` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:476:13 [INFO] [stderr] | [INFO] [stderr] 476 | try!(wr.write_all(b"-")); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/lib.rs:479:41 [INFO] [stderr] | [INFO] [stderr] 479 | let mut buffer: [u8; 24] = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ftoa` (lib) generated 3 warnings [INFO] [stderr] warning: `ftoa` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ftoa-daa1a97f0290217a) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests ftoa [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "21b17fc9e7e2ee8103c588b369e4f7316eb3ddca42ed341fe148f26416c53069", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21b17fc9e7e2ee8103c588b369e4f7316eb3ddca42ed341fe148f26416c53069", kill_on_drop: false }` [INFO] [stdout] 21b17fc9e7e2ee8103c588b369e4f7316eb3ddca42ed341fe148f26416c53069