[INFO] cloning repository https://github.com/gasuketsu/rust-pingpong [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gasuketsu/rust-pingpong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgasuketsu%2Frust-pingpong", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgasuketsu%2Frust-pingpong'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3a16c2b95dadff2661d64b40133993643d97a4e5 [INFO] testing gasuketsu/rust-pingpong against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgasuketsu%2Frust-pingpong" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gasuketsu/rust-pingpong on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gasuketsu/rust-pingpong [INFO] finished tweaking git repo https://github.com/gasuketsu/rust-pingpong [INFO] tweaked toml for git repo https://github.com/gasuketsu/rust-pingpong written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/gasuketsu/rust-pingpong already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecd20a1da7866459683a2f37d0b54933056d047f9818239b586e998323b1dc1e [INFO] running `Command { std: "docker" "start" "-a" "ecd20a1da7866459683a2f37d0b54933056d047f9818239b586e998323b1dc1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecd20a1da7866459683a2f37d0b54933056d047f9818239b586e998323b1dc1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecd20a1da7866459683a2f37d0b54933056d047f9818239b586e998323b1dc1e", kill_on_drop: false }` [INFO] [stdout] ecd20a1da7866459683a2f37d0b54933056d047f9818239b586e998323b1dc1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a86ca5f3a0140ad7be21c377b53b998568d132bffd20fb34d98e1467efdfddd2 [INFO] running `Command { std: "docker" "start" "-a" "a86ca5f3a0140ad7be21c377b53b998568d132bffd20fb34d98e1467efdfddd2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pingpong v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pingpong.rs:9:43 [INFO] [stdout] | [INFO] [stdout] 9 | fn next_state(self: Box) -> Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:19:43 [INFO] [stdout] | [INFO] [stdout] 19 | fn next_state(self: Box) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:20:36 [INFO] [stdout] | [INFO] [stdout] 20 | Box::new(PongState) as Box [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:31:43 [INFO] [stdout] | [INFO] [stdout] 31 | fn next_state(self: Box) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:32:36 [INFO] [stdout] | [INFO] [stdout] 32 | Box::new(PingState) as Box [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/main.rs:4:54 [INFO] [stdout] | [INFO] [stdout] 4 | let mut s = Box::new(pingpong::PingState) as Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pingpong::State` [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "a86ca5f3a0140ad7be21c377b53b998568d132bffd20fb34d98e1467efdfddd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a86ca5f3a0140ad7be21c377b53b998568d132bffd20fb34d98e1467efdfddd2", kill_on_drop: false }` [INFO] [stdout] a86ca5f3a0140ad7be21c377b53b998568d132bffd20fb34d98e1467efdfddd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd5acd771c845e0bab9a5b89f7aeec347ac824b88c96a2539a535e6ac7d5c4e3 [INFO] running `Command { std: "docker" "start" "-a" "dd5acd771c845e0bab9a5b89f7aeec347ac824b88c96a2539a535e6ac7d5c4e3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pingpong v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pingpong.rs:9:43 [INFO] [stdout] | [INFO] [stdout] 9 | fn next_state(self: Box) -> Box; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:19:43 [INFO] [stdout] | [INFO] [stdout] 19 | fn next_state(self: Box) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:20:36 [INFO] [stdout] | [INFO] [stdout] 20 | Box::new(PongState) as Box [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:31:43 [INFO] [stdout] | [INFO] [stdout] 31 | fn next_state(self: Box) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/pingpong.rs:32:36 [INFO] [stdout] | [INFO] [stdout] 32 | Box::new(PingState) as Box [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn State` [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/main.rs:4:54 [INFO] [stdout] | [INFO] [stdout] 4 | let mut s = Box::new(pingpong::PingState) as Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pingpong::State` [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 31.22s [INFO] running `Command { std: "docker" "inspect" "dd5acd771c845e0bab9a5b89f7aeec347ac824b88c96a2539a535e6ac7d5c4e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd5acd771c845e0bab9a5b89f7aeec347ac824b88c96a2539a535e6ac7d5c4e3", kill_on_drop: false }` [INFO] [stdout] dd5acd771c845e0bab9a5b89f7aeec347ac824b88c96a2539a535e6ac7d5c4e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2853a831d31cc4f8f985b809505078d013e374c3ad54acf9c0955d3941b89c28 [INFO] running `Command { std: "docker" "start" "-a" "2853a831d31cc4f8f985b809505078d013e374c3ad54acf9c0955d3941b89c28", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pingpong.rs:9:43 [INFO] [stderr] | [INFO] [stderr] 9 | fn next_state(self: Box) -> Box; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pingpong.rs:19:43 [INFO] [stderr] | [INFO] [stderr] 19 | fn next_state(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pingpong.rs:20:36 [INFO] [stderr] | [INFO] [stderr] 20 | Box::new(PongState) as Box [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pingpong.rs:31:43 [INFO] [stderr] | [INFO] [stderr] 31 | fn next_state(self: Box) -> Box { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pingpong.rs:32:36 [INFO] [stderr] | [INFO] [stderr] 32 | Box::new(PingState) as Box [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn State` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:4:54 [INFO] [stderr] | [INFO] [stderr] 4 | let mut s = Box::new(pingpong::PingState) as Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pingpong::State` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `pingpong` (bin "pingpong" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pingpong-6453f5cb89f406c3) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2853a831d31cc4f8f985b809505078d013e374c3ad54acf9c0955d3941b89c28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2853a831d31cc4f8f985b809505078d013e374c3ad54acf9c0955d3941b89c28", kill_on_drop: false }` [INFO] [stdout] 2853a831d31cc4f8f985b809505078d013e374c3ad54acf9c0955d3941b89c28