[INFO] fetching crate lambda_runtime_errors_derive 0.1.1... [INFO] checking lambda_runtime_errors_derive-0.1.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate lambda_runtime_errors_derive 0.1.1 into /workspace/builds/worker-95/source [INFO] validating manifest of crates.io crate lambda_runtime_errors_derive 0.1.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-95/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e5a6a0c1397fe04140785f63dfecdb9c9a29bb49d9a18e2887725014a8d32a6 [INFO] running `Command { std: "docker" "start" "-a" "7e5a6a0c1397fe04140785f63dfecdb9c9a29bb49d9a18e2887725014a8d32a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e5a6a0c1397fe04140785f63dfecdb9c9a29bb49d9a18e2887725014a8d32a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e5a6a0c1397fe04140785f63dfecdb9c9a29bb49d9a18e2887725014a8d32a6", kill_on_drop: false }` [INFO] [stdout] 7e5a6a0c1397fe04140785f63dfecdb9c9a29bb49d9a18e2887725014a8d32a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad1b6c274a4910ee24fbec23826534c69530428fc189e19b1cb07368229ebc09 [INFO] running `Command { std: "docker" "start" "-a" "ad1b6c274a4910ee24fbec23826534c69530428fc189e19b1cb07368229ebc09", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde v1.0.128 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking rustc-demangle v0.1.20 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking proc-macro2 v0.4.30 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Compiling lambda_runtime_errors_derive v0.1.1 [INFO] [stderr] Compiling 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] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Checking object v0.26.1 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Checking syn v0.15.44 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking serde_json v1.0.66 [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: 1 warning emitted [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 is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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 1m 16s [INFO] running `Command { std: "docker" "inspect" "ad1b6c274a4910ee24fbec23826534c69530428fc189e19b1cb07368229ebc09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad1b6c274a4910ee24fbec23826534c69530428fc189e19b1cb07368229ebc09", kill_on_drop: false }` [INFO] [stdout] ad1b6c274a4910ee24fbec23826534c69530428fc189e19b1cb07368229ebc09