[INFO] fetching crate procedurals 0.3.1...
[INFO] checking procedurals-0.3.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate procedurals 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate procedurals 0.3.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate procedurals 0.3.1
[INFO] finished tweaking crates.io crate procedurals 0.3.1
[INFO] tweaked toml for crates.io crate procedurals 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fb1528c1c7f63d19e9b2a8ad43dd6bc40f4ee1d530a2fd3525bdf48500f604c
[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" "4fb1528c1c7f63d19e9b2a8ad43dd6bc40f4ee1d530a2fd3525bdf48500f604c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fb1528c1c7f63d19e9b2a8ad43dd6bc40f4ee1d530a2fd3525bdf48500f604c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb1528c1c7f63d19e9b2a8ad43dd6bc40f4ee1d530a2fd3525bdf48500f604c", kill_on_drop: false }`
[INFO] [stdout] 4fb1528c1c7f63d19e9b2a8ad43dd6bc40f4ee1d530a2fd3525bdf48500f604c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e4cb2d8317e25a84cece24cc78fcbb25160dc952f2d7208fcec5ebbfed02dea
[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" "6e4cb2d8317e25a84cece24cc78fcbb25160dc952f2d7208fcec5ebbfed02dea", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking procedurals v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn impl_into_enum(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]    |                                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:92:48
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn impl_newtype_from(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]    |                                                ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:115:49
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn impl_newtype_deref(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:133:41
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn impl_error(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:43
[INFO] [stdout]     |
[INFO] [stdout] 154 | fn impl_display(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                           ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn impl_into_enum(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]    |                                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:92:48
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn impl_newtype_from(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]    |                                                ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:115:49
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn impl_newtype_deref(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:133:41
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn impl_error(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:43
[INFO] [stdout]     |
[INFO] [stdout] 154 | fn impl_display(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                           ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:45
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn impl_into_enum(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]    |                                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:92:48
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn impl_newtype_from(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]    |                                                ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:115:49
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn impl_newtype_deref(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:133:41
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn impl_error(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                         ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:43
[INFO] [stdout]     |
[INFO] [stdout] 154 | fn impl_display(ast: &DeriveInput) -> Box<ToTokens> {
[INFO] [stdout]     |                                           ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.76s
[INFO] running `Command { std: "docker" "inspect" "6e4cb2d8317e25a84cece24cc78fcbb25160dc952f2d7208fcec5ebbfed02dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4cb2d8317e25a84cece24cc78fcbb25160dc952f2d7208fcec5ebbfed02dea", kill_on_drop: false }`
[INFO] [stdout] 6e4cb2d8317e25a84cece24cc78fcbb25160dc952f2d7208fcec5ebbfed02dea