[INFO] fetching crate sm_macro 0.9.0...
[INFO] checking sm_macro-0.9.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate sm_macro 0.9.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate sm_macro 0.9.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sm_macro 0.9.0
[INFO] finished tweaking crates.io crate sm_macro 0.9.0
[INFO] tweaked toml for crates.io crate sm_macro 0.9.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.57)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5db754f8c8837f98db9f71fe5f37220994e592fa2bac9bdb9705d59b921a44c7
[INFO] running `Command { std: "docker" "start" "-a" "5db754f8c8837f98db9f71fe5f37220994e592fa2bac9bdb9705d59b921a44c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5db754f8c8837f98db9f71fe5f37220994e592fa2bac9bdb9705d59b921a44c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db754f8c8837f98db9f71fe5f37220994e592fa2bac9bdb9705d59b921a44c7", kill_on_drop: false }`
[INFO] [stdout] 5db754f8c8837f98db9f71fe5f37220994e592fa2bac9bdb9705d59b921a44c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32bffa7d76dcc04388b556dc4fa45c749ba486c0c37e9b80a4105ceb41a6b7f2
[INFO] running `Command { std: "docker" "start" "-a" "32bffa7d76dcc04388b556dc4fa45c749ba486c0c37e9b80a4105ceb41a6b7f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking sm_macro v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: warn(non_snake_case) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     nonstandard_style,
[INFO] [stdout]    |     ----------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 23 |     non_snake_case,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     future_incompatible,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[forbid(forbidden_lint_groups)]` implied by `#[forbid(future_incompatible)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     unused
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sm_macro` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: warn(non_snake_case) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     nonstandard_style,
[INFO] [stdout]    |     ----------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 23 |     non_snake_case,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     future_incompatible,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[forbid(forbidden_lint_groups)]` implied by `#[forbid(future_incompatible)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     unused
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TokenStream` is imported redundantly
[INFO] [stdout]   --> src/sm/event.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     use super::*;
[INFO] [stdout]    |         -------- the item `TokenStream` is already imported here
[INFO] [stdout] 67 |     use proc_macro2::TokenStream;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]   --> src/sm/event.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use syn::{self, parse_quote};
[INFO] [stdout]    |               ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TokenStream` is imported redundantly
[INFO] [stdout]    --> src/sm/machine.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use super::*;
[INFO] [stdout]     |         -------- the item `TokenStream` is already imported here
[INFO] [stdout] 246 |     use crate::sm::{initial_state::InitialState, transition::Transition};
[INFO] [stdout] 247 |     use proc_macro2::TokenStream;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]    --> src/sm/machine.rs:248:15
[INFO] [stdout]     |
[INFO] [stdout] 248 |     use syn::{self, parse_quote};
[INFO] [stdout]     |               ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TokenStream` is imported redundantly
[INFO] [stdout]   --> src/sm/state.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use super::*;
[INFO] [stdout]    |         -------- the item `TokenStream` is already imported here
[INFO] [stdout] 77 |     use proc_macro2::TokenStream;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]   --> src/sm/state.rs:78:15
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use syn::{self, parse_quote};
[INFO] [stdout]    |               ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TokenStream` is imported redundantly
[INFO] [stdout]    --> src/sm/transition.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use super::*;
[INFO] [stdout]     |         -------- the item `TokenStream` is already imported here
[INFO] [stdout] 109 |     use proc_macro2::TokenStream;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]    --> src/sm/transition.rs:110:15
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use syn::{self, parse_quote};
[INFO] [stdout]     |               ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sm_macro` (lib test) due to 2 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "32bffa7d76dcc04388b556dc4fa45c749ba486c0c37e9b80a4105ceb41a6b7f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32bffa7d76dcc04388b556dc4fa45c749ba486c0c37e9b80a4105ceb41a6b7f2", kill_on_drop: false }`
[INFO] [stdout] 32bffa7d76dcc04388b556dc4fa45c749ba486c0c37e9b80a4105ceb41a6b7f2