[INFO] fetching crate microcrates-bytes 0.4.8... [INFO] testing microcrates-bytes-0.4.8 against 1.60.0 for beta-1.61-1 [INFO] extracting crate microcrates-bytes 0.4.8 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate microcrates-bytes 0.4.8 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47bf8591a81b7a2106309eb901cb13331ad2aaf970dd723189065c6df6090d0a [INFO] running `Command { std: "docker" "start" "-a" "47bf8591a81b7a2106309eb901cb13331ad2aaf970dd723189065c6df6090d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47bf8591a81b7a2106309eb901cb13331ad2aaf970dd723189065c6df6090d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47bf8591a81b7a2106309eb901cb13331ad2aaf970dd723189065c6df6090d0a", kill_on_drop: false }` [INFO] [stdout] 47bf8591a81b7a2106309eb901cb13331ad2aaf970dd723189065c6df6090d0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b54b46b48c472bfe0a3ac34196c1ac0a915a75b214d9c94e3c89050e8c2ae1f [INFO] running `Command { std: "docker" "start" "-a" "4b54b46b48c472bfe0a3ac34196c1ac0a915a75b214d9c94e3c89050e8c2ae1f", kill_on_drop: false }` [INFO] [stderr] Compiling microcrates-bytes v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: 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: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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] warning: 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[E0554]: `#![feature]` may not be used on the stable release channel [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[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:74:49 [INFO] [stdout] | [INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [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] [INFO] [stdout] warning: 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: `#[warn(stable_features)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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[E0635]: unknown feature `read_initializer` [INFO] [stdout] --> src/lib.rs:74:49 [INFO] [stdout] | [INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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: `#[warn(unused_must_use)]` implied by `#[warn(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] warning: 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 4 previous errors; 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `microcrates-bytes` due to 5 previous errors; 17 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4b54b46b48c472bfe0a3ac34196c1ac0a915a75b214d9c94e3c89050e8c2ae1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b54b46b48c472bfe0a3ac34196c1ac0a915a75b214d9c94e3c89050e8c2ae1f", kill_on_drop: false }` [INFO] [stdout] 4b54b46b48c472bfe0a3ac34196c1ac0a915a75b214d9c94e3c89050e8c2ae1f