[INFO] fetching crate monster 0.1.28... [INFO] testing monster-0.1.28 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate monster 0.1.28 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate monster 0.1.28 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [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-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 11654d17274a4e99232b47aa958a12c7ddc356150d9310de782491f357c09789 [INFO] running `"docker" "start" "-a" "11654d17274a4e99232b47aa958a12c7ddc356150d9310de782491f357c09789"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling monster v0.1.28 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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: 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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/incubation/map_ref_mut.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | let dummy: T = mem::uninitialized(); [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: use of deprecated item '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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `"docker" "inspect" "11654d17274a4e99232b47aa958a12c7ddc356150d9310de782491f357c09789"` [INFO] running `"docker" "rm" "-f" "11654d17274a4e99232b47aa958a12c7ddc356150d9310de782491f357c09789"` [INFO] [stdout] 11654d17274a4e99232b47aa958a12c7ddc356150d9310de782491f357c09789 [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c9b3c7ef53e188c664823e9a838a01a3f330835ac4b2b6e446b324733def89c0 [INFO] running `"docker" "start" "-a" "c9b3c7ef53e188c664823e9a838a01a3f330835ac4b2b6e446b324733def89c0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling lazy_static v0.1.16 [INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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: 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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/incubation/map_ref_mut.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | let dummy: T = mem::uninitialized(); [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: use of deprecated item '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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling monster v0.1.28 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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: 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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/incubation/map_ref_mut.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | let dummy: T = mem::uninitialized(); [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: use of deprecated item '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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "c9b3c7ef53e188c664823e9a838a01a3f330835ac4b2b6e446b324733def89c0"` [INFO] running `"docker" "rm" "-f" "c9b3c7ef53e188c664823e9a838a01a3f330835ac4b2b6e446b324733def89c0"` [INFO] [stdout] c9b3c7ef53e188c664823e9a838a01a3f330835ac4b2b6e446b324733def89c0 [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6709d26262e5458975c736bc5002dfa05db2e66ed20ee559488410b6c34b5133 [INFO] running `"docker" "start" "-a" "6709d26262e5458975c736bc5002dfa05db2e66ed20ee559488410b6c34b5133"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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: 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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/incubation/map_ref_mut.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | let dummy: T = mem::uninitialized(); [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: use of deprecated item '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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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: 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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] | ^^^^^^^ help: use `dyn`: `dyn Display` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead [INFO] [stderr] --> src/incubation/map_ref_mut.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | let dummy: T = mem::uninitialized(); [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: use of deprecated item '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: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/monster-02270cc9c675dd07 [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test incubation::ref_eq::test::ref_eq_rc ... 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::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::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::ref_eq::test::ref_eq_box ... ok [INFO] [stdout] test incubation::reverse_bitorder::test::involution_u8 ... ok [INFO] [stdout] test incubation::ref_eq::test::ref_eq_literal ... ok [INFO] [stdout] test incubation::reverse_bitorder::test::sample_u16 ... ok [INFO] [stdout] test incubation::split_int::test::mut_u16_set_high ... ok [INFO] [stdout] test incubation::split_int::test::mut_u16_set_low ... ok [INFO] [stdout] test incubation::slice_take_while::test::slice_take_while_empty ... ok [INFO] [stderr] Doc-tests monster [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test src/incubation/macro_init_tests.rs - init_tests (line 6) ... ok [INFO] [stdout] test src/incubation/slice_drop_last.rs - incubation::slice_drop_last (line 3) ... 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/anon.rs - anon (line 4) ... ok [INFO] [stdout] test src/incubation/mutate.rs - 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/fmt/mod.rs - incubation::fmt::format (line 22) ... ok [INFO] [stdout] test src/incubation/slice_drop_first.rs - incubation::slice_drop_first (line 3) ... ok [INFO] [stdout] test src/incubation/find_and_take.rs - incubation::find_and_take (line 4) ... ok [INFO] [stdout] test src/incubation/macro_array_type.rs - array_type (line 19) ... 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/with_lock.rs - incubation::with_lock::WithLock::with_lock (line 7) ... ok [INFO] [stdout] test src/incubation/zip_ends.rs - incubation::zip_ends::ZipEnds (line 6) ... ok [INFO] [stdout] test src/incubation/global_init_cleanup.rs - incubation::global_init_cleanup (line 3) ... ok [INFO] [stdout] test src/incubation/owning_ref_mut.rs - incubation::owning_ref_mut::OwningRefMut (line 9) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "6709d26262e5458975c736bc5002dfa05db2e66ed20ee559488410b6c34b5133"` [INFO] running `"docker" "rm" "-f" "6709d26262e5458975c736bc5002dfa05db2e66ed20ee559488410b6c34b5133"` [INFO] [stdout] 6709d26262e5458975c736bc5002dfa05db2e66ed20ee559488410b6c34b5133