[INFO] fetching crate extfsm 0.11.0... [INFO] checking extfsm-0.11.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate extfsm 0.11.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate extfsm 0.11.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate extfsm 0.11.0 [INFO] finished tweaking crates.io crate extfsm 0.11.0 [INFO] tweaked toml for crates.io crate extfsm 0.11.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dot v0.1.4 [INFO] [stderr] Downloaded slog-atomic v2.0.0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c19af8f0db86d91d636e75b38064f8febaf058ebfb4e5e9c310912991ab0bf08 [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" "c19af8f0db86d91d636e75b38064f8febaf058ebfb4e5e9c310912991ab0bf08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c19af8f0db86d91d636e75b38064f8febaf058ebfb4e5e9c310912991ab0bf08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c19af8f0db86d91d636e75b38064f8febaf058ebfb4e5e9c310912991ab0bf08", kill_on_drop: false }` [INFO] [stdout] c19af8f0db86d91d636e75b38064f8febaf058ebfb4e5e9c310912991ab0bf08 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4ef47883bc72872f91cc3d4ca1c47ef9219c98a9fdf1b98d5ad91828200c99a0 [INFO] running `Command { std: "docker" "start" "-a" "4ef47883bc72872f91cc3d4ca1c47ef9219c98a9fdf1b98d5ad91828200c99a0", kill_on_drop: false }` [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking dot v0.1.4 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking slog-atomic v2.0.0 [INFO] [stderr] Checking extfsm v0.11.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking slog-async v2.6.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | / Fn(RefMut>, EventType, OptionalFnArg) [INFO] [stdout] 107 | | -> TransitionResult; [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 106 | dyn Fn(RefMut>, EventType, OptionalFnArg) [INFO] [stdout] 107 | -> TransitionResult; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | > = Fn(RefMut>, Option, Option) [INFO] [stdout] | _____^ [INFO] [stdout] 122 | | -> TransitionResult; [INFO] [stdout] | |_______________________________________________________________________________^ [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 issue #80165 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 121 | > = dyn Fn(RefMut>, Option, Option) [INFO] [stdout] 122 | -> TransitionResult; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | i1: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:13 [INFO] [stdout] | [INFO] [stdout] 234 | i2: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1220:40 [INFO] [stdout] | [INFO] [stdout] 1220 | ... Ok(mut v) => { [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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1173:36 [INFO] [stdout] | [INFO] [stdout] 1173 | ... Ok(mut v) => match v { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking slog-term v2.8.0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | / Fn(RefMut>, EventType, OptionalFnArg) [INFO] [stdout] 107 | | -> TransitionResult; [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 106 | dyn Fn(RefMut>, EventType, OptionalFnArg) [INFO] [stdout] 107 | -> TransitionResult; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | > = Fn(RefMut>, Option, Option) [INFO] [stdout] | _____^ [INFO] [stdout] 122 | | -> TransitionResult; [INFO] [stdout] | |_______________________________________________________________________________^ [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 issue #80165 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 121 | > = dyn Fn(RefMut>, Option, Option) [INFO] [stdout] 122 | -> TransitionResult; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | i1: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:234:13 [INFO] [stdout] | [INFO] [stdout] 234 | i2: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1220:40 [INFO] [stdout] | [INFO] [stdout] 1220 | ... Ok(mut v) => { [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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1173:36 [INFO] [stdout] | [INFO] [stdout] 1173 | ... Ok(mut v) => match v { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:1530:29 [INFO] [stdout] | [INFO] [stdout] 1530 | Ok(v) => panic!(format!("failed with {:?} # processed tokens as Ok(_)", v)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1530 | Ok(v) => panic!("failed with {:?} # processed tokens as Ok(_)", v), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.12s [INFO] running `Command { std: "docker" "inspect" "4ef47883bc72872f91cc3d4ca1c47ef9219c98a9fdf1b98d5ad91828200c99a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ef47883bc72872f91cc3d4ca1c47ef9219c98a9fdf1b98d5ad91828200c99a0", kill_on_drop: false }` [INFO] [stdout] 4ef47883bc72872f91cc3d4ca1c47ef9219c98a9fdf1b98d5ad91828200c99a0