[INFO] fetching crate game-of-life-parsers 2.0.1...
[INFO] checking game-of-life-parsers-2.0.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate game-of-life-parsers 2.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate game-of-life-parsers 2.0.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game-of-life-parsers 2.0.1
[INFO] finished tweaking crates.io crate game-of-life-parsers 2.0.1
[INFO] tweaked toml for crates.io crate game-of-life-parsers 2.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef0a97456aa2ed3a77cbf3e596c548a1ad5fdb73f56883894e2ac96ba15a1253
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef0a97456aa2ed3a77cbf3e596c548a1ad5fdb73f56883894e2ac96ba15a1253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0a97456aa2ed3a77cbf3e596c548a1ad5fdb73f56883894e2ac96ba15a1253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0a97456aa2ed3a77cbf3e596c548a1ad5fdb73f56883894e2ac96ba15a1253", kill_on_drop: false }`
[INFO] [stdout] ef0a97456aa2ed3a77cbf3e596c548a1ad5fdb73f56883894e2ac96ba15a1253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a732da2f0aae5eca93af86ce2302346b85984dcab5e3a360b1f1ef52a4a2eb0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a732da2f0aae5eca93af86ce2302346b85984dcab5e3a360b1f1ef52a4a2eb0", kill_on_drop: false }`
[INFO] [stderr]     Checking io-test-util v0.1.0
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking game-of-life-parsers v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game_descriptor.rs:14:38
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn no_negative_coords(&self) -> Box<GameDescriptor>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/default_game_descriptor.rs:50:38
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn no_negative_coords(&self) -> Box<GameDescriptor> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_05_parser.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_05_parser.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_06_parser.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game_descriptor.rs:14:38
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn no_negative_coords(&self) -> Box<GameDescriptor>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_06_parser.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Regex` is imported redundantly
[INFO] [stdout]   --> src/parsers/life_1_06_parser.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 6  | use regex::Regex;
[INFO] [stdout]    |     ------------ the item `Regex` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 55 |     use regex::Regex;
[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/default_game_descriptor.rs:50:38
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn no_negative_coords(&self) -> Box<GameDescriptor> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/mod.rs:14:37
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>>;
[INFO] [stdout]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_05_parser.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/mod.rs:14:71
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>>;
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_05_parser.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_06_parser.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/life_1_06_parser.rs:19:71
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>> {
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Regex` is imported redundantly
[INFO] [stdout]   --> src/parsers/life_1_06_parser.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 6  | use regex::Regex;
[INFO] [stdout]    |     ------------ the item `Regex` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 55 |     use regex::Regex;
[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/parsers/mod.rs:14:37
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>>;
[INFO] [stdout]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parsers/mod.rs:14:71
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn parse<'a>(&mut self, input: Box<Read + 'a>) -> errors::Result<Box<GameDescriptor>>;
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/test_life_1_05.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let gd: Box<GameDescriptor> = parser.parse(Box::new(file)).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameDescriptor`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "2a732da2f0aae5eca93af86ce2302346b85984dcab5e3a360b1f1ef52a4a2eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a732da2f0aae5eca93af86ce2302346b85984dcab5e3a360b1f1ef52a4a2eb0", kill_on_drop: false }`
[INFO] [stdout] 2a732da2f0aae5eca93af86ce2302346b85984dcab5e3a360b1f1ef52a4a2eb0
