[INFO] fetching crate microcrates-bytes 0.4.8... [INFO] testing microcrates-bytes-0.4.8 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate microcrates-bytes 0.4.8 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate microcrates-bytes 0.4.8 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate microcrates-bytes 0.4.8 [INFO] finished tweaking crates.io crate microcrates-bytes 0.4.8 [INFO] tweaked toml for crates.io crate microcrates-bytes 0.4.8 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bd70ecf9e3c86bfd9edb135b47c633d5de8eb21bafe92b0b3bc4b67eec0a8d8a [INFO] running `Command { std: "docker" "start" "-a" "bd70ecf9e3c86bfd9edb135b47c633d5de8eb21bafe92b0b3bc4b67eec0a8d8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bd70ecf9e3c86bfd9edb135b47c633d5de8eb21bafe92b0b3bc4b67eec0a8d8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd70ecf9e3c86bfd9edb135b47c633d5de8eb21bafe92b0b3bc4b67eec0a8d8a", kill_on_drop: false }` [INFO] [stdout] bd70ecf9e3c86bfd9edb135b47c633d5de8eb21bafe92b0b3bc4b67eec0a8d8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf4348030de7bf756d60791720b4c7d606f8c254971204b8b54a83ff71df56f6 [INFO] running `Command { std: "docker" "start" "-a" "bf4348030de7bf756d60791720b4c7d606f8c254971204b8b54a83ff71df56f6", kill_on_drop: false }` [INFO] [stderr] Compiling microcrates-bytes v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | try!(write!(fmt, "b\"")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | try!(write!(fmt, "\"")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | try!(write!(fmt, "\\n")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:23:17 [INFO] [stdout] | [INFO] [stdout] 23 | try!(write!(fmt, "\\r")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | try!(write!(fmt, "\\t")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | try!(write!(fmt, "\\{}", c as char)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | try!(write!(fmt, "\\0")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | try!(write!(fmt, "{}", c as char)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/debug.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | try!(write!(fmt, "\\x{:02x}", c)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/bytes.rs:1550:45 [INFO] [stdout] | [INFO] [stdout] 1550 | let mut inner: Inner = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/bytes.rs:1736:45 [INFO] [stdout] | [INFO] [stdout] 1736 | let mut inner: Inner = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/bytes.rs:2012:41 [INFO] [stdout] | [INFO] [stdout] 2012 | let mut inner: Inner = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `core::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/bytes.rs:2082:39 [INFO] [stdout] | [INFO] [stdout] 2082 | let actual = self.arc.compare_and_swap(arc, shared, AcqRel); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:74:67 [INFO] [stdout] | [INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:74:42 [INFO] [stdout] | [INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/bytes.rs:792:9 [INFO] [stdout] | [INFO] [stdout] 792 | mem::replace(self, result.freeze()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_must_use)]` implied by `#[deny(warnings)]` [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused return value of `core::mem::replace` that must be used [INFO] [stdout] --> src/bytes.rs:974:9 [INFO] [stdout] | [INFO] [stdout] 974 | mem::replace(self, bytes_mut.freeze()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 17 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `microcrates-bytes` due to 18 previous errors [INFO] running `Command { std: "docker" "inspect" "bf4348030de7bf756d60791720b4c7d606f8c254971204b8b54a83ff71df56f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf4348030de7bf756d60791720b4c7d606f8c254971204b8b54a83ff71df56f6", kill_on_drop: false }` [INFO] [stdout] bf4348030de7bf756d60791720b4c7d606f8c254971204b8b54a83ff71df56f6