[INFO] fetching crate embedded-mqtt 0.1.0... [INFO] testing embedded-mqtt-0.1.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate embedded-mqtt 0.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate embedded-mqtt 0.1.0 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 embedded-mqtt 0.1.0 [INFO] finished tweaking crates.io crate embedded-mqtt 0.1.0 [INFO] tweaked toml for crates.io crate embedded-mqtt 0.1.0 written to /workspace/builds/worker-14/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 707c9c78e950a588e681ce7b0b510cdcb382b6b6991b2aa25b30d21b023737b7 [INFO] running `Command { std: "docker" "start" "-a" "707c9c78e950a588e681ce7b0b510cdcb382b6b6991b2aa25b30d21b023737b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "707c9c78e950a588e681ce7b0b510cdcb382b6b6991b2aa25b30d21b023737b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "707c9c78e950a588e681ce7b0b510cdcb382b6b6991b2aa25b30d21b023737b7", kill_on_drop: false }` [INFO] [stdout] 707c9c78e950a588e681ce7b0b510cdcb382b6b6991b2aa25b30d21b023737b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 255f17bc950b35e0174f69633058e3278bfcce37ab1e292be01699ece1e4f33d [INFO] running `Command { std: "docker" "start" "-a" "255f17bc950b35e0174f69633058e3278bfcce37ab1e292be01699ece1e4f33d", kill_on_drop: false }` [INFO] [stderr] Compiling embedded-mqtt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 187 - (offset + o) [INFO] [stdout] 187 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:191:13 [INFO] [stdout] | [INFO] [stdout] 191 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 191 - (offset + o) [INFO] [stdout] 191 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 195 - (offset + o) [INFO] [stdout] 195 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 199 - (offset + o) [INFO] [stdout] 199 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.01s [INFO] running `Command { std: "docker" "inspect" "255f17bc950b35e0174f69633058e3278bfcce37ab1e292be01699ece1e4f33d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "255f17bc950b35e0174f69633058e3278bfcce37ab1e292be01699ece1e4f33d", kill_on_drop: false }` [INFO] [stdout] 255f17bc950b35e0174f69633058e3278bfcce37ab1e292be01699ece1e4f33d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 51ce2f517914ddd0475ba52dbfc8b8a8af560e8acca90a93a292ac516751583a [INFO] running `Command { std: "docker" "start" "-a" "51ce2f517914ddd0475ba52dbfc8b8a8af560e8acca90a93a292ac516751583a", kill_on_drop: false }` [INFO] [stderr] Compiling embedded-mqtt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 187 - (offset + o) [INFO] [stdout] 187 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:191:13 [INFO] [stdout] | [INFO] [stdout] 191 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 191 - (offset + o) [INFO] [stdout] 191 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 195 - (offset + o) [INFO] [stdout] 195 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 199 - (offset + o) [INFO] [stdout] 199 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `byteorder::WriteBytesExt` [INFO] [stdout] --> src/codec/string.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | use byteorder::WriteBytesExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ no `WriteBytesExt` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:187:13 [INFO] [stdout] | [INFO] [stdout] 187 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 187 - (offset + o) [INFO] [stdout] 187 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:191:13 [INFO] [stdout] | [INFO] [stdout] 191 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 191 - (offset + o) [INFO] [stdout] 191 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 195 - (offset + o) [INFO] [stdout] 195 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/variable_header/connect.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | (offset + o) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 199 - (offset + o) [INFO] [stdout] 199 + offset + o [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `write_u16` found for struct `std::io::Cursor` in the current scope [INFO] [stdout] --> src/codec/string.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | buf.write_u16::(inp.len() as u16).unwrap(); [INFO] [stdout] | ^^^^^^^^^ this is an associated function, not a method [INFO] [stdout] | [INFO] [stdout] = note: found the following associated functions; to be used as methods, functions must have a `self` parameter [INFO] [stdout] note: the candidate is defined in the trait `ByteOrder` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/byteorder-1.4.3/src/lib.rs:383:5 [INFO] [stdout] | [INFO] [stdout] 383 | fn write_u16(buf: &mut [u8], n: u16); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: use associated function syntax instead [INFO] [stdout] | [INFO] [stdout] 121 | std::io::Cursor::>::write_u16::(inp.len() as u16).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] help: disambiguate the associated function for the candidate [INFO] [stdout] | [INFO] [stdout] 121 | > as ByteOrder>::write_u16(buf, inp.len() as u16).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `write_u16` found for struct `std::io::Cursor` in the current scope [INFO] [stdout] --> src/codec/string.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | buf.write_u16::(inp.len() as u16).unwrap(); [INFO] [stdout] | ^^^^^^^^^ this is an associated function, not a method [INFO] [stdout] | [INFO] [stdout] = note: found the following associated functions; to be used as methods, functions must have a `self` parameter [INFO] [stdout] note: the candidate is defined in the trait `ByteOrder` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/byteorder-1.4.3/src/lib.rs:383:5 [INFO] [stdout] | [INFO] [stdout] 383 | fn write_u16(buf: &mut [u8], n: u16); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: use associated function syntax instead [INFO] [stdout] | [INFO] [stdout] 133 | std::io::Cursor::>::write_u16::(inp.len() as u16).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] help: disambiguate the associated function for the candidate [INFO] [stdout] | [INFO] [stdout] 133 | > as ByteOrder>::write_u16(buf, inp.len() as u16).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `write_u16` found for struct `std::io::Cursor` in the current scope [INFO] [stdout] --> src/codec/string.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | buf.write_u16::(inp.len() as u16).unwrap(); [INFO] [stdout] | ^^^^^^^^^ this is an associated function, not a method [INFO] [stdout] | [INFO] [stdout] = note: found the following associated functions; to be used as methods, functions must have a `self` parameter [INFO] [stdout] note: the candidate is defined in the trait `ByteOrder` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/byteorder-1.4.3/src/lib.rs:383:5 [INFO] [stdout] | [INFO] [stdout] 383 | fn write_u16(buf: &mut [u8], n: u16); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: use associated function syntax instead [INFO] [stdout] | [INFO] [stdout] 142 | std::io::Cursor::>::write_u16::(inp.len() as u16).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] help: disambiguate the associated function for the candidate [INFO] [stdout] | [INFO] [stdout] 142 | > as ByteOrder>::write_u16(buf, inp.len() as u16).unwrap(); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `embedded-mqtt` due to 5 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "51ce2f517914ddd0475ba52dbfc8b8a8af560e8acca90a93a292ac516751583a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51ce2f517914ddd0475ba52dbfc8b8a8af560e8acca90a93a292ac516751583a", kill_on_drop: false }` [INFO] [stdout] 51ce2f517914ddd0475ba52dbfc8b8a8af560e8acca90a93a292ac516751583a