[INFO] cloning repository https://github.com/tommyjk/resp-serde [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tommyjk/resp-serde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommyjk%2Fresp-serde", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommyjk%2Fresp-serde'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 84493fa4fda49c95fd65ea5c61340ff69188788a [INFO] checking tommyjk/resp-serde against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommyjk%2Fresp-serde" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tommyjk/resp-serde on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tommyjk/resp-serde [INFO] finished tweaking git repo https://github.com/tommyjk/resp-serde [INFO] tweaked toml for git repo https://github.com/tommyjk/resp-serde written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/tommyjk/resp-serde already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dccc41bb9dead44f39e2bc4b7c411506ea618957fd27e0043daeb38bc61e27bb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dccc41bb9dead44f39e2bc4b7c411506ea618957fd27e0043daeb38bc61e27bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dccc41bb9dead44f39e2bc4b7c411506ea618957fd27e0043daeb38bc61e27bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dccc41bb9dead44f39e2bc4b7c411506ea618957fd27e0043daeb38bc61e27bb", kill_on_drop: false }` [INFO] [stdout] dccc41bb9dead44f39e2bc4b7c411506ea618957fd27e0043daeb38bc61e27bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a0e7eab984ad9e3d12ae7758d2bdf2ce21649ab5258a690118077852f00c80c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7a0e7eab984ad9e3d12ae7758d2bdf2ce21649ab5258a690118077852f00c80c", kill_on_drop: false }` [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking resp-serde v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 27 | formatter.write_str(std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 27 | formatter.write_str(std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visitor` [INFO] [stdout] --> src/de.rs:310:38 [INFO] [stdout] | [INFO] [stdout] 310 | fn deserialize_byte_buf(self, visitor: V) -> Result [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visitor` [INFO] [stdout] --> src/de.rs:353:48 [INFO] [stdout] | [INFO] [stdout] 353 | fn deserialize_tuple(self, _len: usize, visitor: V) -> Result [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visitor` [INFO] [stdout] --> src/de.rs:310:38 [INFO] [stdout] | [INFO] [stdout] 310 | fn deserialize_byte_buf(self, visitor: V) -> Result [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visitor` [INFO] [stdout] --> src/de.rs:353:48 [INFO] [stdout] | [INFO] [stdout] 353 | fn deserialize_tuple(self, _len: usize, visitor: V) -> Result [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_bytes` [INFO] [stdout] --> src/de.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn from_bytes(input: &'de [u8]) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `from_bytes` [INFO] [stdout] --> src/de.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn from_bytes<'a, T>(i: &'a [u8]) -> Result [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_unsigned` [INFO] [stdout] --> src/de.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | fn parse_unsigned(&mut self) -> Result [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/ser.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new() -> Serializer { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/ser.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn clear(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_unsigned` [INFO] [stdout] --> src/de.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | fn parse_unsigned(&mut self) -> Result [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:311:9 [INFO] [stdout] | [INFO] [stdout] 311 | b.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | x.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 327 | negative.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:337:9 [INFO] [stdout] | [INFO] [stdout] 337 | seq.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:351:9 [INFO] [stdout] | [INFO] [stdout] 351 | seq.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:375:9 [INFO] [stdout] | [INFO] [stdout] 375 | val.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ser.rs:385:9 [INFO] [stdout] | [INFO] [stdout] 385 | val.serialize(&mut se); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.74s [INFO] running `Command { std: "docker" "inspect" "7a0e7eab984ad9e3d12ae7758d2bdf2ce21649ab5258a690118077852f00c80c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a0e7eab984ad9e3d12ae7758d2bdf2ce21649ab5258a690118077852f00c80c", kill_on_drop: false }` [INFO] [stdout] 7a0e7eab984ad9e3d12ae7758d2bdf2ce21649ab5258a690118077852f00c80c