[INFO] fetching crate netstring 0.4.1... [INFO] testing netstring-0.4.1 against 1.60.0 for beta-1.61-1 [INFO] extracting crate netstring 0.4.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate netstring 0.4.1 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 netstring 0.4.1 [INFO] finished tweaking crates.io crate netstring 0.4.1 [INFO] tweaked toml for crates.io crate netstring 0.4.1 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a4374c00daa564af10c14b0fa069df51a23696b7592f477e761add2701e70ddd [INFO] running `Command { std: "docker" "start" "-a" "a4374c00daa564af10c14b0fa069df51a23696b7592f477e761add2701e70ddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4374c00daa564af10c14b0fa069df51a23696b7592f477e761add2701e70ddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4374c00daa564af10c14b0fa069df51a23696b7592f477e761add2701e70ddd", kill_on_drop: false }` [INFO] [stdout] a4374c00daa564af10c14b0fa069df51a23696b7592f477e761add2701e70ddd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e63973c39b33df600583f1ddefac53b4eec8611f284fa8f5755b5aa6ee4cd025 [INFO] running `Command { std: "docker" "start" "-a" "e63973c39b33df600583f1ddefac53b4eec8611f284fa8f5755b5aa6ee4cd025", kill_on_drop: false }` [INFO] [stderr] Compiling netstring v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | try!(self.outgoing.send(Op::Message(msg.into()))); [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/channel.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | try!(self.outgoing.send(Op::Flush(tx))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | try!(rx.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | try!(self.outgoing.send(Op::Last(msg.into(), tx))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | try!(rx.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | try!(self.read(t[..].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | let ln = try!(read_length(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | let r = try!(self.read(data[offset..].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | try!(self.write_all(s.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let r = try!(r.read(t[current..current + 1].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/channel.rs:190:32 [INFO] [stdout] | [INFO] [stdout] 190 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 190 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 190 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/channel.rs:174:27 [INFO] [stdout] | [INFO] [stdout] 174 | match err.cause() { [INFO] [stdout] | ^^^^^ [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/channel.rs:175:62 [INFO] [stdout] | [INFO] [stdout] 175 | Some(inner) => write!(f, "{} - {}", self.description(), inner), [INFO] [stdout] | ^^^^^^^^^^^ [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/channel.rs:176:50 [INFO] [stdout] | [INFO] [stdout] 176 | None => write!(f, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stop` [INFO] [stdout] --> src/channel.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | stop: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/channel.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "e63973c39b33df600583f1ddefac53b4eec8611f284fa8f5755b5aa6ee4cd025", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e63973c39b33df600583f1ddefac53b4eec8611f284fa8f5755b5aa6ee4cd025", kill_on_drop: false }` [INFO] [stdout] e63973c39b33df600583f1ddefac53b4eec8611f284fa8f5755b5aa6ee4cd025 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddf31ac45104875fdda315a294fb90aedc90b7dd2fc4a0aab930f11c34007eb3 [INFO] running `Command { std: "docker" "start" "-a" "ddf31ac45104875fdda315a294fb90aedc90b7dd2fc4a0aab930f11c34007eb3", kill_on_drop: false }` [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | try!(self.outgoing.send(Op::Message(msg.into()))); [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/channel.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | try!(self.outgoing.send(Op::Flush(tx))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | try!(rx.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | try!(self.outgoing.send(Op::Last(msg.into(), tx))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | try!(rx.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | try!(self.read(t[..].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | let ln = try!(read_length(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | let r = try!(self.read(data[offset..].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | try!(self.write_all(s.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let r = try!(r.read(t[current..current + 1].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/channel.rs:190:32 [INFO] [stdout] | [INFO] [stdout] 190 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 190 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 190 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/channel.rs:174:27 [INFO] [stdout] | [INFO] [stdout] 174 | match err.cause() { [INFO] [stdout] | ^^^^^ [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/channel.rs:175:62 [INFO] [stdout] | [INFO] [stdout] 175 | Some(inner) => write!(f, "{} - {}", self.description(), inner), [INFO] [stdout] | ^^^^^^^^^^^ [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/channel.rs:176:50 [INFO] [stdout] | [INFO] [stdout] 176 | None => write!(f, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stop` [INFO] [stdout] --> src/channel.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | stop: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/channel.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling netstring v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | try!(self.outgoing.send(Op::Message(msg.into()))); [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/channel.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | try!(self.outgoing.send(Op::Flush(tx))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | try!(rx.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | try!(self.outgoing.send(Op::Last(msg.into(), tx))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/channel.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | try!(rx.recv()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | try!(self.read(t[..].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | let ln = try!(read_length(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | let r = try!(self.read(data[offset..].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | try!(self.write_all(s.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let r = try!(r.read(t[current..current + 1].as_mut())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/channel.rs:190:32 [INFO] [stdout] | [INFO] [stdout] 190 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 190 - fn cause(&self) -> Option<&Error> { [INFO] [stdout] 190 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/channel.rs:174:27 [INFO] [stdout] | [INFO] [stdout] 174 | match err.cause() { [INFO] [stdout] | ^^^^^ [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/channel.rs:175:62 [INFO] [stdout] | [INFO] [stdout] 175 | Some(inner) => write!(f, "{} - {}", self.description(), inner), [INFO] [stdout] | ^^^^^^^^^^^ [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/channel.rs:176:50 [INFO] [stdout] | [INFO] [stdout] 176 | None => write!(f, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stop` [INFO] [stdout] --> src/channel.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | stop: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/channel.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "ddf31ac45104875fdda315a294fb90aedc90b7dd2fc4a0aab930f11c34007eb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddf31ac45104875fdda315a294fb90aedc90b7dd2fc4a0aab930f11c34007eb3", kill_on_drop: false }` [INFO] [stdout] ddf31ac45104875fdda315a294fb90aedc90b7dd2fc4a0aab930f11c34007eb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f7f2b084810af5b9caaa3063292764fe3f0f8fc63fa4b84054b7aba3b6417ed9 [INFO] running `Command { std: "docker" "start" "-a" "f7f2b084810af5b9caaa3063292764fe3f0f8fc63fa4b84054b7aba3b6417ed9", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/channel.rs:127:9 [INFO] [stderr] | [INFO] [stderr] 127 | try!(self.outgoing.send(Op::Message(msg.into()))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/channel.rs:134:9 [INFO] [stderr] | [INFO] [stderr] 134 | try!(self.outgoing.send(Op::Flush(tx))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/channel.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | try!(rx.recv()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/channel.rs:164:9 [INFO] [stderr] | [INFO] [stderr] 164 | try!(self.outgoing.send(Op::Last(msg.into(), tx))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/channel.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | try!(rx.recv()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | try!(self.read(t[..].as_mut())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:31:18 [INFO] [stderr] | [INFO] [stderr] 31 | let ln = try!(read_length(self)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:38:21 [INFO] [stderr] | [INFO] [stderr] 38 | let r = try!(self.read(data[offset..].as_mut())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | try!(self.write_all(s.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:117:17 [INFO] [stderr] | [INFO] [stderr] 117 | let r = try!(r.read(t[current..current + 1].as_mut())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/channel.rs:190:32 [INFO] [stderr] | [INFO] [stderr] 190 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 190 - fn cause(&self) -> Option<&Error> { [INFO] [stderr] 190 + fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/channel.rs:174:27 [INFO] [stderr] | [INFO] [stderr] 174 | match err.cause() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/channel.rs:175:62 [INFO] [stderr] | [INFO] [stderr] 175 | Some(inner) => write!(f, "{} - {}", self.description(), inner), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/channel.rs:176:50 [INFO] [stderr] | [INFO] [stderr] 176 | None => write!(f, "{}", self.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stop` [INFO] [stderr] --> src/channel.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | stop: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/channel.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `netstring` (lib) generated 15 warnings [INFO] [stderr] warning: `netstring` (lib test) generated 15 warnings (15 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/netstring-d73144ce6fb824f4) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test channel::tests::reader ... ok [INFO] [stdout] test channel::tests::send ... ok [INFO] [stdout] test tests::basic_write ... ok [INFO] [stdout] test channel::tests::send_last ... ok [INFO] [stdout] test tests::basic_read ... ok [INFO] [stdout] test tests::multiple ... ok [INFO] [stdout] test tests::invalid_delimiter - should panic ... ok [INFO] [stdout] test tests::shorter - should panic ... ok [INFO] [stdout] test tests::longer - should panic ... ok [INFO] [stderr] Doc-tests netstring [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/channel.rs - channel::Channel::send_last (line 146) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f7f2b084810af5b9caaa3063292764fe3f0f8fc63fa4b84054b7aba3b6417ed9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7f2b084810af5b9caaa3063292764fe3f0f8fc63fa4b84054b7aba3b6417ed9", kill_on_drop: false }` [INFO] [stdout] f7f2b084810af5b9caaa3063292764fe3f0f8fc63fa4b84054b7aba3b6417ed9