[INFO] fetching crate conway 0.3.0... [INFO] building conway-0.3.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate conway 0.3.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate conway 0.3.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate conway 0.3.0 [INFO] finished tweaking crates.io crate conway 0.3.0 [INFO] tweaked toml for crates.io crate conway 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.3.5 (available: v0.11.6) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded custom_error v1.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0af9ec9f13efebeb11a728360bf525cb6b41c625022aa341940c9e98218639a5 [INFO] running `Command { std: "docker" "start" "-a" "0af9ec9f13efebeb11a728360bf525cb6b41c625022aa341940c9e98218639a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0af9ec9f13efebeb11a728360bf525cb6b41c625022aa341940c9e98218639a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0af9ec9f13efebeb11a728360bf525cb6b41c625022aa341940c9e98218639a5", kill_on_drop: false }` [INFO] [stdout] 0af9ec9f13efebeb11a728360bf525cb6b41c625022aa341940c9e98218639a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 52b59e2223c6f6e2cdbb97a5af084dc5c41dd2df40ee6791c83d59929931bb24 [INFO] running `Command { std: "docker" "start" "-a" "52b59e2223c6f6e2cdbb97a5af084dc5c41dd2df40ee6791c83d59929931bb24", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling custom_error v1.9.2 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling conway v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:1323:91 [INFO] [stdout] | [INFO] [stdout] 1323 | pub fn each_non_dead(&self, region: Region, visibility: Option, callback: &mut FnMut(usize, usize, CellState)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 1323 | pub fn each_non_dead(&self, region: Region, visibility: Option, callback: &mut dyn FnMut(usize, usize, CellState)) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:1418:80 [INFO] [stdout] | [INFO] [stdout] 1418 | pub fn each_non_dead_full(&self, visibility: Option, callback: &mut FnMut(usize, usize, CellState)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 1418 | pub fn each_non_dead_full(&self, visibility: Option, callback: &mut dyn FnMut(usize, usize, CellState)) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:440:20 [INFO] [stdout] | [INFO] [stdout] 440 | panic!(format!("char {:?} is invalid for this CharGrid", ch)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 440 - panic!(format!("char {:?} is invalid for this CharGrid", ch)); [INFO] [stdout] 440 + panic!("char {:?} is invalid for this CharGrid", ch); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:1488:40 [INFO] [stdout] | [INFO] [stdout] 1488 | assert!(diff.gen0 < diff.gen1, format!("expected gen0 < gen1, but {} >= {}", [INFO] [stdout] | ________________________________________^ [INFO] [stdout] 1489 | | diff.gen0, diff.gen1)); [INFO] [stdout] | |____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1488 ~ assert!(diff.gen0 < diff.gen1, "expected gen0 < gen1, but {} >= {}", [INFO] [stdout] 1489 ~ diff.gen0, diff.gen1); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:1587:30 [INFO] [stdout] | [INFO] [stdout] 1587 | assert!(gen0 < gen1, format!("expected gen0 < gen1, but {} >= {}", gen0, gen1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1587 - assert!(gen0 < gen1, format!("expected gen0 < gen1, but {} >= {}", gen0, gen1)); [INFO] [stdout] 1587 + assert!(gen0 < gen1, "expected gen0 < gen1, but {} >= {}", gen0, gen1); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "52b59e2223c6f6e2cdbb97a5af084dc5c41dd2df40ee6791c83d59929931bb24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52b59e2223c6f6e2cdbb97a5af084dc5c41dd2df40ee6791c83d59929931bb24", kill_on_drop: false }` [INFO] [stdout] 52b59e2223c6f6e2cdbb97a5af084dc5c41dd2df40ee6791c83d59929931bb24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd57eebe69308a151b43bbb8a861b40de2bc2e9a084eeb90fa2e97f62c9ffce8 [INFO] running `Command { std: "docker" "start" "-a" "fd57eebe69308a151b43bbb8a861b40de2bc2e9a084eeb90fa2e97f62c9ffce8", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:1323:91 [INFO] [stdout] | [INFO] [stdout] 1323 | pub fn each_non_dead(&self, region: Region, visibility: Option, callback: &mut FnMut(usize, usize, CellState)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 1323 | pub fn each_non_dead(&self, region: Region, visibility: Option, callback: &mut dyn FnMut(usize, usize, CellState)) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:1418:80 [INFO] [stdout] | [INFO] [stdout] 1418 | pub fn each_non_dead_full(&self, visibility: Option, callback: &mut FnMut(usize, usize, CellState)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 1418 | pub fn each_non_dead_full(&self, visibility: Option, callback: &mut dyn FnMut(usize, usize, CellState)) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:440:20 [INFO] [stdout] | [INFO] [stdout] 440 | panic!(format!("char {:?} is invalid for this CharGrid", ch)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 440 - panic!(format!("char {:?} is invalid for this CharGrid", ch)); [INFO] [stdout] 440 + panic!("char {:?} is invalid for this CharGrid", ch); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling conway v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:1488:40 [INFO] [stdout] | [INFO] [stdout] 1488 | assert!(diff.gen0 < diff.gen1, format!("expected gen0 < gen1, but {} >= {}", [INFO] [stdout] | ________________________________________^ [INFO] [stdout] 1489 | | diff.gen0, diff.gen1)); [INFO] [stdout] | |____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1488 ~ assert!(diff.gen0 < diff.gen1, "expected gen0 < gen1, but {} >= {}", [INFO] [stdout] 1489 ~ diff.gen0, diff.gen1); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:1587:30 [INFO] [stdout] | [INFO] [stdout] 1587 | assert!(gen0 < gen1, format!("expected gen0 < gen1, but {} >= {}", gen0, gen1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1587 - assert!(gen0 < gen1, format!("expected gen0 < gen1, but {} >= {}", gen0, gen1)); [INFO] [stdout] 1587 + assert!(gen0 < gen1, "expected gen0 < gen1, but {} >= {}", gen0, gen1); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:1323:91 [INFO] [stdout] | [INFO] [stdout] 1323 | pub fn each_non_dead(&self, region: Region, visibility: Option, callback: &mut FnMut(usize, usize, CellState)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] 1323 | pub fn each_non_dead(&self, region: Region, visibility: Option, callback: &mut dyn FnMut(usize, usize, CellState)) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/universe.rs:1418:80 [INFO] [stdout] | [INFO] [stdout] 1418 | pub fn each_non_dead_full(&self, visibility: Option, callback: &mut FnMut(usize, usize, CellState)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 1418 | pub fn each_non_dead_full(&self, visibility: Option, callback: &mut dyn FnMut(usize, usize, CellState)) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:440:20 [INFO] [stdout] | [INFO] [stdout] 440 | panic!(format!("char {:?} is invalid for this CharGrid", ch)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 440 - panic!(format!("char {:?} is invalid for this CharGrid", ch)); [INFO] [stdout] 440 + panic!("char {:?} is invalid for this CharGrid", ch); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:1488:40 [INFO] [stdout] | [INFO] [stdout] 1488 | assert!(diff.gen0 < diff.gen1, format!("expected gen0 < gen1, but {} >= {}", [INFO] [stdout] | ________________________________________^ [INFO] [stdout] 1489 | | diff.gen0, diff.gen1)); [INFO] [stdout] | |____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1488 ~ assert!(diff.gen0 < diff.gen1, "expected gen0 < gen1, but {} >= {}", [INFO] [stdout] 1489 ~ diff.gen0, diff.gen1); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/universe.rs:1587:30 [INFO] [stdout] | [INFO] [stdout] 1587 | assert!(gen0 < gen1, format!("expected gen0 < gen1, but {} >= {}", gen0, gen1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1587 - assert!(gen0 < gen1, format!("expected gen0 < gen1, but {} >= {}", gen0, gen1)); [INFO] [stdout] 1587 + assert!(gen0 < gen1, "expected gen0 < gen1, but {} >= {}", gen0, gen1); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "fd57eebe69308a151b43bbb8a861b40de2bc2e9a084eeb90fa2e97f62c9ffce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd57eebe69308a151b43bbb8a861b40de2bc2e9a084eeb90fa2e97f62c9ffce8", kill_on_drop: false }` [INFO] [stdout] fd57eebe69308a151b43bbb8a861b40de2bc2e9a084eeb90fa2e97f62c9ffce8