[INFO] fetching crate nonblock 0.1.0... [INFO] testing nonblock-0.1.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate nonblock 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate nonblock 0.1.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate nonblock 0.1.0 [INFO] finished tweaking crates.io crate nonblock 0.1.0 [INFO] tweaked toml for crates.io crate nonblock 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28318013d72d7f8e42b428992bb5d0f974cd327fa2dfeb4b5828fbaee9adbb85 [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" "28318013d72d7f8e42b428992bb5d0f974cd327fa2dfeb4b5828fbaee9adbb85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28318013d72d7f8e42b428992bb5d0f974cd327fa2dfeb4b5828fbaee9adbb85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28318013d72d7f8e42b428992bb5d0f974cd327fa2dfeb4b5828fbaee9adbb85", kill_on_drop: false }` [INFO] [stdout] 28318013d72d7f8e42b428992bb5d0f974cd327fa2dfeb4b5828fbaee9adbb85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54c0f772d1acab311bf19176cd37ad8ccddb378bb94c46424f1095ea309a56a2 [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" "54c0f772d1acab311bf19176cd37ad8ccddb378bb94c46424f1095ea309a56a2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling nonblock v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | try!(set_blocking(fd, false)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | try!(set_blocking(fd, true)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:141:25 [INFO] [stdout] | [INFO] [stdout] 141 | let _ = try!(res); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.22s [INFO] running `Command { std: "docker" "inspect" "54c0f772d1acab311bf19176cd37ad8ccddb378bb94c46424f1095ea309a56a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54c0f772d1acab311bf19176cd37ad8ccddb378bb94c46424f1095ea309a56a2", kill_on_drop: false }` [INFO] [stdout] 54c0f772d1acab311bf19176cd37ad8ccddb378bb94c46424f1095ea309a56a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] c199cf7ea77655520d1c0d63918bfa5ac41a51c167ee9a8cbe9af1a97325a218 [INFO] running `Command { std: "docker" "start" "-a" "c199cf7ea77655520d1c0d63918bfa5ac41a51c167ee9a8cbe9af1a97325a218", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v0.7.15 [INFO] [stderr] Compiling itoa v0.1.1 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | try!(set_blocking(fd, false)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | try!(set_blocking(fd, true)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:141:25 [INFO] [stdout] | [INFO] [stdout] 141 | let _ = try!(res); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling serde_json v0.7.4 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling nonblock v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | try!(set_blocking(fd, false)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | try!(set_blocking(fd, true)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:141:25 [INFO] [stdout] | [INFO] [stdout] 141 | let _ = try!(res); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:187:69 [INFO] [stdout] | [INFO] [stdout] 187 | let client = TcpStream::connect("127.0.0.1:34254").unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `DateTime: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> examples/structure-stdio.rs:49:45 [INFO] [stdout] | [INFO] [stdout] 49 | ... .insert("time", time); [INFO] [stdout] | ^^^^ the trait `serde::ser::Serialize` is not implemented for `DateTime` [INFO] [stdout] | [INFO] [stdout] help: trait impl with same name found [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.8.23/src/ser/impls.rs:558:1 [INFO] [stdout] | [INFO] [stdout] 558 | / impl<'a, T: ?Sized> Serialize for &'a mut T where T: Serialize { [INFO] [stdout] 559 | | #[inline] [INFO] [stdout] 560 | | fn serialize(&self, serializer: &mut S) -> Result<(), S::Error> [INFO] [stdout] 561 | | where S: Serializer, [INFO] [stdout] ... | [INFO] [stdout] 564 | | } [INFO] [stdout] 565 | | } [INFO] [stdout] | |_^ [INFO] [stdout] = note: perhaps two different versions of crate `serde` are being used? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nonblock` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c199cf7ea77655520d1c0d63918bfa5ac41a51c167ee9a8cbe9af1a97325a218", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c199cf7ea77655520d1c0d63918bfa5ac41a51c167ee9a8cbe9af1a97325a218", kill_on_drop: false }` [INFO] [stdout] c199cf7ea77655520d1c0d63918bfa5ac41a51c167ee9a8cbe9af1a97325a218