[INFO] fetching crate embedded-mqtt 0.1.0... [INFO] testing embedded-mqtt-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate embedded-mqtt 0.1.0 into /workspace/builds/worker-31/source [INFO] validating manifest of crates.io crate embedded-mqtt 0.1.0 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 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-31/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73e5a61b176848bce990c5b521188d69478fb49d2cdf727949e831ab398e96e1 [INFO] running `Command { std: "docker" "start" "-a" "73e5a61b176848bce990c5b521188d69478fb49d2cdf727949e831ab398e96e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e5a61b176848bce990c5b521188d69478fb49d2cdf727949e831ab398e96e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e5a61b176848bce990c5b521188d69478fb49d2cdf727949e831ab398e96e1", kill_on_drop: false }` [INFO] [stdout] 73e5a61b176848bce990c5b521188d69478fb49d2cdf727949e831ab398e96e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9de38d009a49cb122cd7af2e573751756ad8635764c4c379b333ac5d4415c18 [INFO] running `Command { std: "docker" "start" "-a" "d9de38d009a49cb122cd7af2e573751756ad8635764c4c379b333ac5d4415c18", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling byteorder v1.4.3 [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 0.96s [INFO] running `Command { std: "docker" "inspect" "d9de38d009a49cb122cd7af2e573751756ad8635764c4c379b333ac5d4415c18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9de38d009a49cb122cd7af2e573751756ad8635764c4c379b333ac5d4415c18", kill_on_drop: false }` [INFO] [stdout] d9de38d009a49cb122cd7af2e573751756ad8635764c4c379b333ac5d4415c18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f35df200f9662a04106a44482b873d46fd0c0f178888d2f59715af3c35d9e3f1 [INFO] running `Command { std: "docker" "start" "-a" "f35df200f9662a04106a44482b873d46fd0c0f178888d2f59715af3c35d9e3f1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling either v1.6.1 [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] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling embedded-mqtt v0.1.0 (/opt/rustwide/workdir) [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" "f35df200f9662a04106a44482b873d46fd0c0f178888d2f59715af3c35d9e3f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f35df200f9662a04106a44482b873d46fd0c0f178888d2f59715af3c35d9e3f1", kill_on_drop: false }` [INFO] [stdout] f35df200f9662a04106a44482b873d46fd0c0f178888d2f59715af3c35d9e3f1