[INFO] fetching crate netstring 0.4.1... [INFO] testing netstring-0.4.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate netstring 0.4.1 into /workspace/builds/worker-2-tc1/source [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-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate netstring 0.4.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding log v0.3.9 (available: v0.4.27) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 991328f86d5fb902322ac29209295574c85735c7ba51247f1a0a413d0492fb24 [INFO] running `Command { std: "docker" "start" "-a" "991328f86d5fb902322ac29209295574c85735c7ba51247f1a0a413d0492fb24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "991328f86d5fb902322ac29209295574c85735c7ba51247f1a0a413d0492fb24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "991328f86d5fb902322ac29209295574c85735c7ba51247f1a0a413d0492fb24", kill_on_drop: false }` [INFO] [stdout] 991328f86d5fb902322ac29209295574c85735c7ba51247f1a0a413d0492fb24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] ad78a5baf1813849ba49e8d30020294670eb3b7bffb31512b02d581829b925c0 [INFO] running `Command { std: "docker" "start" "-a" "ad78a5baf1813849ba49e8d30020294670eb3b7bffb31512b02d581829b925c0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling log v0.3.9 [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 190 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `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 method `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 method `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 `stop` is never read [INFO] [stdout] --> src/channel.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Channel { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 13 | outgoing: SyncSender, [INFO] [stdout] 14 | stop: Arc, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "ad78a5baf1813849ba49e8d30020294670eb3b7bffb31512b02d581829b925c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad78a5baf1813849ba49e8d30020294670eb3b7bffb31512b02d581829b925c0", kill_on_drop: false }` [INFO] [stdout] ad78a5baf1813849ba49e8d30020294670eb3b7bffb31512b02d581829b925c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8c4cae27976360ec2522a0b61c28d69a0b6ff016c9ac663f119ee838f2fae851 [INFO] running `Command { std: "docker" "start" "-a" "8c4cae27976360ec2522a0b61c28d69a0b6ff016c9ac663f119ee838f2fae851", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 190 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `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 method `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 method `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 `stop` is never read [INFO] [stdout] --> src/channel.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Channel { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 13 | outgoing: SyncSender, [INFO] [stdout] 14 | stop: Arc, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 190 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `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 method `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 method `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 `stop` is never read [INFO] [stdout] --> src/channel.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Channel { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 13 | outgoing: SyncSender, [INFO] [stdout] 14 | stop: Arc, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "8c4cae27976360ec2522a0b61c28d69a0b6ff016c9ac663f119ee838f2fae851", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c4cae27976360ec2522a0b61c28d69a0b6ff016c9ac663f119ee838f2fae851", kill_on_drop: false }` [INFO] [stdout] 8c4cae27976360ec2522a0b61c28d69a0b6ff016c9ac663f119ee838f2fae851 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] adf149714b425426baa8117d138cad6490feb07a805947a543ceb2e71a87a5e7 [INFO] running `Command { std: "docker" "start" "-a" "adf149714b425426baa8117d138cad6490feb07a805947a543ceb2e71a87a5e7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 190 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `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 method `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 method `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 `stop` is never read [INFO] [stderr] --> src/channel.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct Channel { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 13 | outgoing: SyncSender, [INFO] [stderr] 14 | stop: Arc, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Channel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `netstring` (lib) generated 15 warnings (run `cargo fix --lib -p netstring` to apply 1 suggestion) [INFO] [stderr] warning: `netstring` (lib test) generated 15 warnings (15 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/netstring-d3aac79d29c0c2a0) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test channel::tests::reader ... ok [INFO] [stdout] test tests::basic_read ... ok [INFO] [stdout] test tests::basic_write ... ok [INFO] [stdout] test channel::tests::send ... ok [INFO] [stdout] test channel::tests::send_last ... ok [INFO] [stdout] test tests::multiple ... ok [INFO] [stdout] test tests::invalid_delimiter - should panic ... ok [INFO] [stdout] test tests::longer - should panic ... ok [INFO] [stdout] test tests::shorter - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "adf149714b425426baa8117d138cad6490feb07a805947a543ceb2e71a87a5e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adf149714b425426baa8117d138cad6490feb07a805947a543ceb2e71a87a5e7", kill_on_drop: false }` [INFO] [stdout] adf149714b425426baa8117d138cad6490feb07a805947a543ceb2e71a87a5e7