[INFO] fetching crate lambda_runtime_errors_derive 0.1.1... [INFO] checking lambda_runtime_errors_derive-0.1.1 against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387 [INFO] extracting crate lambda_runtime_errors_derive 0.1.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate lambda_runtime_errors_derive 0.1.1 on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lambda_runtime_errors_derive 0.1.1 [INFO] finished tweaking crates.io crate lambda_runtime_errors_derive 0.1.1 [INFO] tweaked toml for crates.io crate lambda_runtime_errors_derive 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "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" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5de23f632c87a3ff07b329b5f9d29aea50e2a839b2d4b667d92ca21c61a2bbb9 [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" "5de23f632c87a3ff07b329b5f9d29aea50e2a839b2d4b667d92ca21c61a2bbb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5de23f632c87a3ff07b329b5f9d29aea50e2a839b2d4b667d92ca21c61a2bbb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5de23f632c87a3ff07b329b5f9d29aea50e2a839b2d4b667d92ca21c61a2bbb9", kill_on_drop: false }` [INFO] [stdout] 5de23f632c87a3ff07b329b5f9d29aea50e2a839b2d4b667d92ca21c61a2bbb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6864d31b4005a9be8b7f027fde60217a1251a97d7792ff5616f5f6d440b7c411 [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" "6864d31b4005a9be8b7f027fde60217a1251a97d7792ff5616f5f6d440b7c411", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking proc-macro2 v0.4.30 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking backtrace v0.3.59 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking synstructure v0.10.2 [INFO] [stderr] Checking lambda_runtime_errors_derive v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / (quote! { [INFO] [stdout] 21 | | #err_impl [INFO] [stdout] 22 | | }) [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 20 | quote! { [INFO] [stdout] 21 | #err_impl [INFO] [stdout] 22 | } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lambda_runtime_errors_derive v0.1.1 [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / (quote! { [INFO] [stdout] 21 | | #err_impl [INFO] [stdout] 22 | | }) [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 20 | quote! { [INFO] [stdout] 21 | #err_impl [INFO] [stdout] 22 | } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking lambda_runtime_errors v0.1.1 [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / (quote! { [INFO] [stdout] 21 | | #err_impl [INFO] [stdout] 22 | | }) [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 20 | quote! { [INFO] [stdout] 21 | #err_impl [INFO] [stdout] 22 | } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/tests.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn cause(&self) -> Option<&Fail> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Fail` [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> tests/tests.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | let err = FailureCustomWithKind::from(FailureErrorKind::FirstVariant); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SecondVariant` [INFO] [stdout] --> tests/tests.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | SecondVariant(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `kind` [INFO] [stdout] --> tests/tests.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn kind(&self) -> FailureErrorKind { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.94s [INFO] running `Command { std: "docker" "inspect" "6864d31b4005a9be8b7f027fde60217a1251a97d7792ff5616f5f6d440b7c411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6864d31b4005a9be8b7f027fde60217a1251a97d7792ff5616f5f6d440b7c411", kill_on_drop: false }` [INFO] [stdout] 6864d31b4005a9be8b7f027fde60217a1251a97d7792ff5616f5f6d440b7c411