[INFO] fetching crate monster 0.1.28... [INFO] testing monster-0.1.28 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate monster 0.1.28 into /workspace/builds/worker-59/source [INFO] validating manifest of crates.io crate monster 0.1.28 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate monster 0.1.28 [INFO] finished tweaking crates.io crate monster 0.1.28 [INFO] tweaked toml for crates.io crate monster 0.1.28 written to /workspace/builds/worker-59/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4cc9adc959d07bcb439758afc11130a8ad9ceb81d913388c64b8687364b92aef [INFO] running `Command { std: "docker" "start" "-a" "4cc9adc959d07bcb439758afc11130a8ad9ceb81d913388c64b8687364b92aef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cc9adc959d07bcb439758afc11130a8ad9ceb81d913388c64b8687364b92aef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cc9adc959d07bcb439758afc11130a8ad9ceb81d913388c64b8687364b92aef", kill_on_drop: false }` [INFO] [stdout] 4cc9adc959d07bcb439758afc11130a8ad9ceb81d913388c64b8687364b92aef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d19207778e808753cefd9235e3089b696cc096b620e4a5ba23de51bf818028e [INFO] running `Command { std: "docker" "start" "-a" "1d19207778e808753cefd9235e3089b696cc096b620e4a5ba23de51bf818028e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling monster v0.1.28 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | try!(write_format(&mut buffer, fmt, args)); [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/incubation/fmt/mod.rs:48:24 [INFO] [stdout] | [INFO] [stdout] 48 | _ => try!(buffer.write_char(ch)) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | try!(buffer.write_char(ch)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:59:38 [INFO] [stdout] | [INFO] [stdout] 59 | Some(arg) => try!(write!(buffer, "{}", arg)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | try!(buffer.write_char(ch)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/incubation/map_ref_mut.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let dummy: T = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/incubation/fmt/mod.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn format(fmt: &str, args: &[&Display]) -> Result { [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] 30 - pub fn format(fmt: &str, args: &[&Display]) -> Result { [INFO] [stdout] 30 + pub fn format(fmt: &str, args: &[&dyn Display]) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/incubation/fmt/mod.rs:39:67 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [INFO] [stdout] 39 + pub fn write_format(buffer: &mut W, fmt: &str, args: &[&dyn Display]) -> Result<()> { [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/incubation/fmt/error.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | write!(f, "Formatting error: {}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/incubation/fmt/mod.rs:71:22 [INFO] [stdout] | [INFO] [stdout] 71 | _ => return return Err(Error::UnexpectedRightBrace) // No standalone right brace allowed [INFO] [stdout] | ^^^^^^^--------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "1d19207778e808753cefd9235e3089b696cc096b620e4a5ba23de51bf818028e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d19207778e808753cefd9235e3089b696cc096b620e4a5ba23de51bf818028e", kill_on_drop: false }` [INFO] [stdout] 1d19207778e808753cefd9235e3089b696cc096b620e4a5ba23de51bf818028e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7960822cb07d15ed68d05548770713628534322d8627e77477e831136ba2f72a [INFO] running `Command { std: "docker" "start" "-a" "7960822cb07d15ed68d05548770713628534322d8627e77477e831136ba2f72a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | try!(write_format(&mut buffer, fmt, args)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lazy_static v0.1.16 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:48:24 [INFO] [stdout] | [INFO] [stdout] 48 | _ => try!(buffer.write_char(ch)) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | try!(buffer.write_char(ch)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:59:38 [INFO] [stdout] | [INFO] [stdout] 59 | Some(arg) => try!(write!(buffer, "{}", arg)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | try!(buffer.write_char(ch)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/incubation/map_ref_mut.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let dummy: T = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/incubation/fmt/mod.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn format(fmt: &str, args: &[&Display]) -> Result { [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] 30 - pub fn format(fmt: &str, args: &[&Display]) -> Result { [INFO] [stdout] 30 + pub fn format(fmt: &str, args: &[&dyn Display]) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/incubation/fmt/mod.rs:39:67 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [INFO] [stdout] 39 + pub fn write_format(buffer: &mut W, fmt: &str, args: &[&dyn Display]) -> Result<()> { [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/incubation/fmt/error.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | write!(f, "Formatting error: {}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/incubation/fmt/mod.rs:71:22 [INFO] [stdout] | [INFO] [stdout] 71 | _ => return return Err(Error::UnexpectedRightBrace) // No standalone right brace allowed [INFO] [stdout] | ^^^^^^^--------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling monster v0.1.28 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | try!(write_format(&mut buffer, fmt, args)); [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/incubation/fmt/mod.rs:48:24 [INFO] [stdout] | [INFO] [stdout] 48 | _ => try!(buffer.write_char(ch)) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | try!(buffer.write_char(ch)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:59:38 [INFO] [stdout] | [INFO] [stdout] 59 | Some(arg) => try!(write!(buffer, "{}", arg)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/incubation/fmt/mod.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | try!(buffer.write_char(ch)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/incubation/map_ref_mut.rs:21:25 [INFO] [stdout] | [INFO] [stdout] 21 | let dummy: T = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/incubation/fmt/mod.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn format(fmt: &str, args: &[&Display]) -> Result { [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] 30 - pub fn format(fmt: &str, args: &[&Display]) -> Result { [INFO] [stdout] 30 + pub fn format(fmt: &str, args: &[&dyn Display]) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/incubation/fmt/mod.rs:39:67 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [INFO] [stdout] 39 + pub fn write_format(buffer: &mut W, fmt: &str, args: &[&dyn Display]) -> Result<()> { [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/incubation/fmt/error.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | write!(f, "Formatting error: {}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/incubation/fmt/mod.rs:71:22 [INFO] [stdout] | [INFO] [stdout] 71 | _ => return return Err(Error::UnexpectedRightBrace) // No standalone right brace allowed [INFO] [stdout] | ^^^^^^^--------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.26s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/monster-e90871efb35d6f38) [INFO] running `Command { std: "docker" "inspect" "7960822cb07d15ed68d05548770713628534322d8627e77477e831136ba2f72a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7960822cb07d15ed68d05548770713628534322d8627e77477e831136ba2f72a", kill_on_drop: false }` [INFO] [stdout] 7960822cb07d15ed68d05548770713628534322d8627e77477e831136ba2f72a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 71719f94b74dc475e2320e33353d8a798cba8b491fc10b76b192edda02ea0dba [INFO] running `Command { std: "docker" "start" "-a" "71719f94b74dc475e2320e33353d8a798cba8b491fc10b76b192edda02ea0dba", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/incubation/fmt/mod.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | try!(write_format(&mut buffer, fmt, args)); [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/incubation/fmt/mod.rs:48:24 [INFO] [stderr] | [INFO] [stderr] 48 | _ => try!(buffer.write_char(ch)) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/incubation/fmt/mod.rs:53:21 [INFO] [stderr] | [INFO] [stderr] 53 | try!(buffer.write_char(ch)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/incubation/fmt/mod.rs:59:38 [INFO] [stderr] | [INFO] [stderr] 59 | Some(arg) => try!(write!(buffer, "{}", arg)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/incubation/fmt/mod.rs:68:21 [INFO] [stderr] | [INFO] [stderr] 68 | try!(buffer.write_char(ch)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/incubation/map_ref_mut.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | let dummy: T = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/incubation/fmt/mod.rs:30:35 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn format(fmt: &str, args: &[&Display]) -> Result { [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] 30 - pub fn format(fmt: &str, args: &[&Display]) -> Result { [INFO] [stderr] 30 + pub fn format(fmt: &str, args: &[&dyn Display]) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/incubation/fmt/mod.rs:39:67 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [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] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 39 - pub fn write_format(buffer: &mut W, fmt: &str, args: &[&Display]) -> Result<()> { [INFO] [stderr] 39 + pub fn write_format(buffer: &mut W, fmt: &str, args: &[&dyn Display]) -> Result<()> { [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/incubation/fmt/error.rs:18:48 [INFO] [stderr] | [INFO] [stderr] 18 | write!(f, "Formatting error: {}", self.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/incubation/fmt/mod.rs:71:22 [INFO] [stderr] | [INFO] [stderr] 71 | _ => return return Err(Error::UnexpectedRightBrace) // No standalone right brace allowed [INFO] [stderr] | ^^^^^^^--------------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `monster` (lib) generated 10 warnings [INFO] [stderr] warning: `monster` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.49s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monster-e90871efb35d6f38) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test incubation::ref_eq::test::ref_eq_box ... ok [INFO] [stdout] test incubation::ref_eq::test::ref_eq_literal ... ok [INFO] [stdout] test incubation::ref_eq::test::ref_eq_rc ... ok [INFO] [stdout] test incubation::reverse_bitorder::test::involution_u8 ... ok [INFO] [stdout] test incubation::reverse_bitorder::test::sample_u8 ... ok [INFO] [stdout] test incubation::slice_take_while::test::slice_take_while_basic ... ok [INFO] [stdout] test incubation::reverse_bitorder::test::sample_u16 ... ok [INFO] [stdout] test incubation::slice_take_while::test::slice_take_while_identity ... ok [INFO] [stdout] test incubation::split_int::test::mut_u16_get_high ... ok [INFO] [stdout] test incubation::split_int::test::mut_u16_get_low ... ok [INFO] [stdout] test incubation::split_int::test::mut_u16_set_low ... ok [INFO] [stdout] test incubation::split_int::test::u16_high ... ok [INFO] [stdout] test incubation::split_int::test::u16_low ... ok [INFO] [stdout] test incubation::swap_tuple::tests::swap_tuple_ref ... ok [INFO] [stdout] test incubation::swap_tuple::tests::swap_tuple_value ... ok [INFO] [stdout] test incubation::split_int::test::mut_u16_set_high ... ok [INFO] [stdout] test incubation::slice_take_while::test::slice_take_while_empty ... ok [INFO] [stdout] test incubation::reverse_bitorder::test::involution_u16 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests monster [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test src/incubation/macro_array_type.rs - incubation::macro_array_type::array_type (line 19) ... ok [INFO] [stdout] test src/incubation/macro_init_tests.rs - incubation::macro_init_tests::init_tests (line 5) ... ok [INFO] [stdout] test src/incubation/global_init_cleanup.rs - incubation::global_init_cleanup (line 3) ... ok [INFO] [stdout] test src/incubation/zip_ends.rs - incubation::zip_ends::ZipEnds (line 6) ... ok [INFO] [stdout] test src/incubation/with_lock.rs - incubation::with_lock::WithLock::with_lock (line 7) ... ok [INFO] [stdout] test src/incubation/fmt/mod.rs - incubation::fmt::format (line 22) ... ok [INFO] [stdout] test src/incubation/map_ref_mut.rs - incubation::map_ref_mut::MapRefMutExt::map_ref_mut (line 35) ... ok [INFO] [stdout] test src/incubation/owning_ref_mut.rs - incubation::owning_ref_mut::OwningRefMut (line 9) ... ok [INFO] [stdout] test src/incubation/find_and_take.rs - incubation::find_and_take (line 4) ... ok [INFO] [stdout] test src/incubation/slice_drop_first.rs - incubation::slice_drop_first (line 3) ... ok [INFO] [stdout] test src/incubation/anon.rs - incubation::anon::anon (line 4) ... ok [INFO] [stdout] test src/incubation/mutate.rs - incubation::mutate::mutate (line 5) ... ok [INFO] [stdout] test src/incubation/some_if.rs - incubation::some_if::some_if (line 5) ... ok [INFO] [stdout] test src/incubation/map_ref_mut.rs - incubation::map_ref_mut::map_ref_mut (line 9) ... ok [INFO] [stdout] test src/incubation/slice_drop_last.rs - incubation::slice_drop_last (line 3) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.73s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "71719f94b74dc475e2320e33353d8a798cba8b491fc10b76b192edda02ea0dba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71719f94b74dc475e2320e33353d8a798cba8b491fc10b76b192edda02ea0dba", kill_on_drop: false }` [INFO] [stdout] 71719f94b74dc475e2320e33353d8a798cba8b491fc10b76b192edda02ea0dba