[INFO] fetching crate earley 0.1.0... [INFO] testing earley-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate earley 0.1.0 into /workspace/builds/worker-75/source [INFO] validating manifest of crates.io crate earley 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate earley 0.1.0 [INFO] finished tweaking crates.io crate earley 0.1.0 [INFO] tweaked toml for crates.io crate earley 0.1.0 written to /workspace/builds/worker-75/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ca699f577816274602de67e4a0e74486a29630796b27070711be29a1b8c4f9f [INFO] running `Command { std: "docker" "start" "-a" "0ca699f577816274602de67e4a0e74486a29630796b27070711be29a1b8c4f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ca699f577816274602de67e4a0e74486a29630796b27070711be29a1b8c4f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ca699f577816274602de67e4a0e74486a29630796b27070711be29a1b8c4f9f", kill_on_drop: false }` [INFO] [stdout] 0ca699f577816274602de67e4a0e74486a29630796b27070711be29a1b8c4f9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dabf1b4a570bd4a76e1ab27d43c36000b9a8fdb834b286782ba1bb117f1ce152 [INFO] running `Command { std: "docker" "start" "-a" "dabf1b4a570bd4a76e1ab27d43c36000b9a8fdb834b286782ba1bb117f1ce152", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling earley v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/production.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | impl<'a, T> PartialEq for &'a Production { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/production.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a, T> Eq for &'a Production {} [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | productions: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:11:57 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(name: &'static str, productions: Vec>>) -> Rule { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:23:44 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_productions(&self) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(productions: Vec>>) -> Grammar { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:47:58 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn productions_for_starting_rule(&self) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:51:56 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn productions_for(&self, name: &str) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | production: &'a Production, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:42:36 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn predict(production: &'a Production, start: usize) -> Item<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/item_table.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | try!(format!("{:=^80}\n", format!(" {} ", index)).fmt(f)); [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/item_table.rs:110:17 [INFO] [stdout] | [INFO] [stdout] 110 | try!(format!("{:<60} {:?}\n", item, item.get_operation()).fmt(f)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item_table.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | if let Some(mut items) = self.table.get_mut(index) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "dabf1b4a570bd4a76e1ab27d43c36000b9a8fdb834b286782ba1bb117f1ce152", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dabf1b4a570bd4a76e1ab27d43c36000b9a8fdb834b286782ba1bb117f1ce152", kill_on_drop: false }` [INFO] [stdout] dabf1b4a570bd4a76e1ab27d43c36000b9a8fdb834b286782ba1bb117f1ce152 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34fe65fb0e757fc07a0f75a4133e320485b9d020fff1f544bb0e696faac8afe7 [INFO] running `Command { std: "docker" "start" "-a" "34fe65fb0e757fc07a0f75a4133e320485b9d020fff1f544bb0e696faac8afe7", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/production.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | impl<'a, T> PartialEq for &'a Production { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/production.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a, T> Eq for &'a Production {} [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | productions: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:11:57 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(name: &'static str, productions: Vec>>) -> Rule { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:23:44 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_productions(&self) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(productions: Vec>>) -> Grammar { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:47:58 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn productions_for_starting_rule(&self) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:51:56 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn productions_for(&self, name: &str) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | production: &'a Production, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:42:36 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn predict(production: &'a Production, start: usize) -> Item<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/item_table.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | try!(format!("{:=^80}\n", format!(" {} ", index)).fmt(f)); [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/item_table.rs:110:17 [INFO] [stdout] | [INFO] [stdout] 110 | try!(format!("{:<60} {:?}\n", item, item.get_operation()).fmt(f)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item_table.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | if let Some(mut items) = self.table.get_mut(index) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling earley v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> examples/basic.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/production.rs:12:31 [INFO] [stdout] | [INFO] [stdout] 12 | impl<'a, T> PartialEq for &'a Production { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> tests/nullability.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/production.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a, T> Eq for &'a Production {} [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | productions: Vec>>, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/nullability.rs:7:30 [INFO] [stdout] | [INFO] [stdout] 7 | let productions: Vec>> = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:11:57 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(name: &'static str, productions: Vec>>) -> Rule { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/rule.rs:23:44 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn get_productions(&self) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(productions: Vec>>) -> Grammar { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:47:58 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn productions_for_starting_rule(&self) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grammar/mod.rs:51:56 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn productions_for(&self, name: &str) -> &[Box>] { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | production: &'a Production, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/item.rs:42:36 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn predict(production: &'a Production, start: usize) -> Item<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/item_table.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | try!(format!("{:=^80}\n", format!(" {} ", index)).fmt(f)); [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/item_table.rs:110:17 [INFO] [stdout] | [INFO] [stdout] 110 | try!(format!("{:<60} {:?}\n", item, item.get_operation()).fmt(f)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> tests/empty_rules.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> tests/basic.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> tests/rules.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/empty_rules.rs:7:30 [INFO] [stdout] | [INFO] [stdout] 7 | let productions: Vec>> = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/basic.rs:7:30 [INFO] [stdout] | [INFO] [stdout] 7 | let productions: Vec>> = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/rules.rs:7:30 [INFO] [stdout] | [INFO] [stdout] 7 | let productions: Vec>> = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Production` [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] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `unwrap` found for unit type `()` in the current scope [INFO] [stdout] --> examples/basic.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | env_logger::init().unwrap(); [INFO] [stdout] | ^^^^^^ method not found in `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/item_table.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | if let Some(mut items) = self.table.get_mut(index) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `earley` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "34fe65fb0e757fc07a0f75a4133e320485b9d020fff1f544bb0e696faac8afe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34fe65fb0e757fc07a0f75a4133e320485b9d020fff1f544bb0e696faac8afe7", kill_on_drop: false }` [INFO] [stdout] 34fe65fb0e757fc07a0f75a4133e320485b9d020fff1f544bb0e696faac8afe7