[INFO] fetching crate futures-await-async-macro 0.1.4... [INFO] checking futures-await-async-macro-0.1.4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate futures-await-async-macro 0.1.4 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate futures-await-async-macro 0.1.4 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures-await-async-macro 0.1.4 [INFO] finished tweaking crates.io crate futures-await-async-macro 0.1.4 [INFO] tweaked toml for crates.io crate futures-await-async-macro 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding syn v0.14.9 (latest: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bec468845b8648b497d205a9bd9b83d82de0971c0edbf45cdd0a512db0f786d1 [INFO] running `Command { std: "docker" "start" "-a" "bec468845b8648b497d205a9bd9b83d82de0971c0edbf45cdd0a512db0f786d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bec468845b8648b497d205a9bd9b83d82de0971c0edbf45cdd0a512db0f786d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bec468845b8648b497d205a9bd9b83d82de0971c0edbf45cdd0a512db0f786d1", kill_on_drop: false }` [INFO] [stdout] bec468845b8648b497d205a9bd9b83d82de0971c0edbf45cdd0a512db0f786d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5aaca56726539d424bd6caaa326e602fad7efef59f8e33da6bebca3540fe68a1 [INFO] running `Command { std: "docker" "start" "-a" "5aaca56726539d424bd6caaa326e602fad7efef59f8e33da6bebca3540fe68a1", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking syn v0.14.9 [INFO] [stderr] Checking futures-await-async-macro v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | #![feature(proc_macro)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:466:24 [INFO] [stdout] | [INFO] [stdout] 466 | fn first_last(tokens: &ToTokens) -> (Span, Span) { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 466 | fn first_last(tokens: &dyn ToTokens) -> (Span, Span) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:494:59 [INFO] [stdout] | [INFO] [stdout] 494 | fn replace_bang(input: proc_macro2::TokenStream, tokens: &ToTokens) -> proc_macro2::TokenStream { [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 494 | fn replace_bang(input: proc_macro2::TokenStream, tokens: &dyn ToTokens) -> proc_macro2::TokenStream { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:507:19 [INFO] [stdout] | [INFO] [stdout] 507 | replacements: &[&ToTokens], [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 507 | replacements: &[&dyn ToTokens], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:175:27 [INFO] [stdout] | [INFO] [stdout] 175 | let mut result = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:192:29 [INFO] [stdout] | [INFO] [stdout] 192 | let mut gen_body = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:211:25 [INFO] [stdout] | [INFO] [stdout] 211 | let mut body = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:467:26 [INFO] [stdout] | [INFO] [stdout] 467 | let mut spans = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:495:31 [INFO] [stdout] | [INFO] [stdout] 495 | let mut new_tokens = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:510:31 [INFO] [stdout] | [INFO] [stdout] 510 | let mut new_tokens = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | #![feature(proc_macro)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:466:24 [INFO] [stdout] | [INFO] [stdout] 466 | fn first_last(tokens: &ToTokens) -> (Span, Span) { [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 466 | fn first_last(tokens: &dyn ToTokens) -> (Span, Span) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:494:59 [INFO] [stdout] | [INFO] [stdout] 494 | fn replace_bang(input: proc_macro2::TokenStream, tokens: &ToTokens) -> proc_macro2::TokenStream { [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 494 | fn replace_bang(input: proc_macro2::TokenStream, tokens: &dyn ToTokens) -> proc_macro2::TokenStream { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:507:19 [INFO] [stdout] | [INFO] [stdout] 507 | replacements: &[&ToTokens], [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 507 | replacements: &[&dyn ToTokens], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:175:27 [INFO] [stdout] | [INFO] [stdout] 175 | let mut result = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:192:29 [INFO] [stdout] | [INFO] [stdout] 192 | let mut gen_body = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:211:25 [INFO] [stdout] | [INFO] [stdout] 211 | let mut body = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:467:26 [INFO] [stdout] | [INFO] [stdout] 467 | let mut spans = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:495:31 [INFO] [stdout] | [INFO] [stdout] 495 | let mut new_tokens = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `proc_macro2::TokenStream::empty`: please use TokenStream::new [INFO] [stdout] --> src/lib.rs:510:31 [INFO] [stdout] | [INFO] [stdout] 510 | let mut new_tokens = Tokens::empty(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "5aaca56726539d424bd6caaa326e602fad7efef59f8e33da6bebca3540fe68a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5aaca56726539d424bd6caaa326e602fad7efef59f8e33da6bebca3540fe68a1", kill_on_drop: false }` [INFO] [stdout] 5aaca56726539d424bd6caaa326e602fad7efef59f8e33da6bebca3540fe68a1