[INFO] fetching crate prom-attire-impl 0.1.0... [INFO] checking prom-attire-impl-0.1.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate prom-attire-impl 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate prom-attire-impl 0.1.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prom-attire-impl 0.1.0 [INFO] finished tweaking crates.io crate prom-attire-impl 0.1.0 [INFO] tweaked toml for crates.io crate prom-attire-impl 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b30a3c5cbb14fa8537ceface6155113118081867869363bfff363fa5999b9280 [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" "b30a3c5cbb14fa8537ceface6155113118081867869363bfff363fa5999b9280", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b30a3c5cbb14fa8537ceface6155113118081867869363bfff363fa5999b9280", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b30a3c5cbb14fa8537ceface6155113118081867869363bfff363fa5999b9280", kill_on_drop: false }` [INFO] [stdout] b30a3c5cbb14fa8537ceface6155113118081867869363bfff363fa5999b9280 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c21051f4b57846de8ac05246b131f939348cc08e4617d1f7555df89b139a96e [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" "9c21051f4b57846de8ac05246b131f939348cc08e4617d1f7555df89b139a96e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking unicode-xid v0.0.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking quote v0.3.15 [INFO] [stderr] Checking synom v0.11.3 [INFO] [stderr] Checking syn v0.11.11 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking error-chain v0.8.1 [INFO] [stderr] Checking prom-attire-impl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unknown lint: `large_enum_variant` [INFO] [stdout] --> src/errors.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #![allow(large_enum_variant)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `large_enum_variant` [INFO] [stdout] --> src/errors.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #![allow(large_enum_variant)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/tmp.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | fn try_from(T) -> Result; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:22:33 [INFO] [stdout] | [INFO] [stdout] 22 | pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/tmp.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | fn try_from(T) -> Result; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:22:33 [INFO] [stdout] | [INFO] [stdout] 22 | pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.50s [INFO] running `Command { std: "docker" "inspect" "9c21051f4b57846de8ac05246b131f939348cc08e4617d1f7555df89b139a96e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c21051f4b57846de8ac05246b131f939348cc08e4617d1f7555df89b139a96e", kill_on_drop: false }` [INFO] [stdout] 9c21051f4b57846de8ac05246b131f939348cc08e4617d1f7555df89b139a96e