[INFO] cloning repository https://github.com/parrottq/tworld [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/parrottq/tworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparrottq%2Ftworld", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparrottq%2Ftworld'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] adf9f959c37573b18914e8885e1fdaf9e655017e [INFO] checking parrottq/tworld against master#2ad4eb207b369017f5140918b5e4b0d3650b46b0 for pr-95611 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparrottq%2Ftworld" "/workspace/builds/worker-25/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/parrottq/tworld on toolchain 2ad4eb207b369017f5140918b5e4b0d3650b46b0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/parrottq/tworld [INFO] finished tweaking git repo https://github.com/parrottq/tworld [INFO] tweaked toml for git repo https://github.com/parrottq/tworld written to /workspace/builds/worker-25/source/Cargo.toml [INFO] crate git repo https://github.com/parrottq/tworld already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-bigint v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38f11074d15a8f45d337766c4231ebb593b167764b8f4ef4a8a094eed03a67ee [INFO] running `Command { std: "docker" "start" "-a" "38f11074d15a8f45d337766c4231ebb593b167764b8f4ef4a8a094eed03a67ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38f11074d15a8f45d337766c4231ebb593b167764b8f4ef4a8a094eed03a67ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38f11074d15a8f45d337766c4231ebb593b167764b8f4ef4a8a094eed03a67ee", kill_on_drop: false }` [INFO] [stdout] 38f11074d15a8f45d337766c4231ebb593b167764b8f4ef4a8a094eed03a67ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4986d8404b46f7597f30edce569afccb152bb8bafde1942d77dbe25320f72c70 [INFO] running `Command { std: "docker" "start" "-a" "4986d8404b46f7597f30edce569afccb152bb8bafde1942d77dbe25320f72c70", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking tworld v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsing.rs:120:22 [INFO] [stdout] | [INFO] [stdout] 120 | reader: &mut FnMut(&mut Self) -> T, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 120 - reader: &mut FnMut(&mut Self) -> T, [INFO] [stdout] 120 + reader: &mut dyn FnMut(&mut Self) -> T, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsing.rs:120:22 [INFO] [stdout] | [INFO] [stdout] 120 | reader: &mut FnMut(&mut Self) -> T, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 120 - reader: &mut FnMut(&mut Self) -> T, [INFO] [stdout] 120 + reader: &mut dyn FnMut(&mut Self) -> T, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsing.rs:121:21 [INFO] [stdout] | [INFO] [stdout] 121 | sizer: &mut FnMut(&mut Self) -> G, [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 121 - sizer: &mut FnMut(&mut Self) -> G, [INFO] [stdout] 121 + sizer: &mut dyn FnMut(&mut Self) -> G, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parsing.rs:121:21 [INFO] [stdout] | [INFO] [stdout] 121 | sizer: &mut FnMut(&mut Self) -> G, [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 121 - sizer: &mut FnMut(&mut Self) -> G, [INFO] [stdout] 121 + sizer: &mut dyn FnMut(&mut Self) -> G, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:18:22 [INFO] [stdout] | [INFO] [stdout] 18 | writer: &mut FnMut(&mut Self, T), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 - writer: &mut FnMut(&mut Self, T), [INFO] [stdout] 18 + writer: &mut dyn FnMut(&mut Self, T), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:18:22 [INFO] [stdout] | [INFO] [stdout] 18 | writer: &mut FnMut(&mut Self, T), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 18 - writer: &mut FnMut(&mut Self, T), [INFO] [stdout] 18 + writer: &mut dyn FnMut(&mut Self, T), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | counter: &mut FnMut(&mut Self, G), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 - counter: &mut FnMut(&mut Self, G), [INFO] [stdout] 19 + counter: &mut dyn FnMut(&mut Self, G), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | counter: &mut FnMut(&mut Self, G), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 - counter: &mut FnMut(&mut Self, G), [INFO] [stdout] 19 + counter: &mut dyn FnMut(&mut Self, G), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | writer: &mut FnMut(&mut Self, T), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - writer: &mut FnMut(&mut Self, T), [INFO] [stdout] 62 + writer: &mut dyn FnMut(&mut Self, T), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | writer: &mut FnMut(&mut Self, T), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 62 - writer: &mut FnMut(&mut Self, T), [INFO] [stdout] 62 + writer: &mut dyn FnMut(&mut Self, T), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | counter: &mut FnMut(&mut Self, G), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 63 - counter: &mut FnMut(&mut Self, G), [INFO] [stdout] 63 + counter: &mut dyn FnMut(&mut Self, G), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/writing.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 63 | counter: &mut FnMut(&mut Self, G), [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 63 - counter: &mut FnMut(&mut Self, G), [INFO] [stdout] 63 + counter: &mut dyn FnMut(&mut Self, G), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.01s [INFO] running `Command { std: "docker" "inspect" "4986d8404b46f7597f30edce569afccb152bb8bafde1942d77dbe25320f72c70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4986d8404b46f7597f30edce569afccb152bb8bafde1942d77dbe25320f72c70", kill_on_drop: false }` [INFO] [stdout] 4986d8404b46f7597f30edce569afccb152bb8bafde1942d77dbe25320f72c70