[INFO] fetching crate tiny-multihash-derive 0.5.0... [INFO] building tiny-multihash-derive-0.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate tiny-multihash-derive 0.5.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate tiny-multihash-derive 0.5.0 [INFO] finished tweaking crates.io crate tiny-multihash-derive 0.5.0 [INFO] tweaked toml for crates.io crate tiny-multihash-derive 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tiny-multihash-derive 0.5.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding pretty_assertions v0.6.1 (available: v1.4.1) [INFO] [stderr] Adding proc-macro-crate v0.1.5 (available: v3.4.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] [stderr] Adding synstructure v0.12.6 (available: v0.13.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc99632ebfcb1a62c679a149d259db4cb3e7b0ca30eb23757cdbccc94bd4e020 [INFO] running `Command { std: "docker" "start" "-a" "dc99632ebfcb1a62c679a149d259db4cb3e7b0ca30eb23757cdbccc94bd4e020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc99632ebfcb1a62c679a149d259db4cb3e7b0ca30eb23757cdbccc94bd4e020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc99632ebfcb1a62c679a149d259db4cb3e7b0ca30eb23757cdbccc94bd4e020", kill_on_drop: false }` [INFO] [stdout] dc99632ebfcb1a62c679a149d259db4cb3e7b0ca30eb23757cdbccc94bd4e020 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f11abcafa68a980768d3c4a866ce65214eafae4b111b5c3c415ddd6bc8a69c89 [INFO] running `Command { std: "docker" "start" "-a" "f11abcafa68a980768d3c4a866ce65214eafae4b111b5c3c415ddd6bc8a69c89", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling tiny-multihash-derive v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/multihash.rs:47:23 [INFO] [stdout] | [INFO] [stdout] 47 | NoAllocSizeErrors(kw::no_alloc_size_errors), [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `DeriveAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 47 - NoAllocSizeErrors(kw::no_alloc_size_errors), [INFO] [stdout] 47 + NoAllocSizeErrors(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/utils.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Attrs { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 12 | pub paren: syn::token::Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Attrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `eq` are never read [INFO] [stdout] --> src/utils.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Attr { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 27 | pub key: K, [INFO] [stdout] | ^^^ [INFO] [stdout] 28 | pub eq: syn::token::Eq, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Attr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.65s [INFO] running `Command { std: "docker" "inspect" "f11abcafa68a980768d3c4a866ce65214eafae4b111b5c3c415ddd6bc8a69c89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f11abcafa68a980768d3c4a866ce65214eafae4b111b5c3c415ddd6bc8a69c89", kill_on_drop: false }` [INFO] [stdout] f11abcafa68a980768d3c4a866ce65214eafae4b111b5c3c415ddd6bc8a69c89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 349ac9741fdebb04d8246c49b498d0fc34e55c2d98b841be623e889a675f7ee8 [INFO] running `Command { std: "docker" "start" "-a" "349ac9741fdebb04d8246c49b498d0fc34e55c2d98b841be623e889a675f7ee8", kill_on_drop: false }` [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling tiny-multihash-derive v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/multihash.rs:47:23 [INFO] [stdout] | [INFO] [stdout] 47 | NoAllocSizeErrors(kw::no_alloc_size_errors), [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `DeriveAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 47 - NoAllocSizeErrors(kw::no_alloc_size_errors), [INFO] [stdout] 47 + NoAllocSizeErrors(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/utils.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Attrs { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 12 | pub paren: syn::token::Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Attrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `eq` are never read [INFO] [stdout] --> src/utils.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Attr { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 27 | pub key: K, [INFO] [stdout] | ^^^ [INFO] [stdout] 28 | pub eq: syn::token::Eq, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Attr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/multihash.rs:47:23 [INFO] [stdout] | [INFO] [stdout] 47 | NoAllocSizeErrors(kw::no_alloc_size_errors), [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `DeriveAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 47 - NoAllocSizeErrors(kw::no_alloc_size_errors), [INFO] [stdout] 47 + NoAllocSizeErrors(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/multihash.rs:229:19 [INFO] [stdout] | [INFO] [stdout] 229 | struct ParseError(proc_macro2::Span); [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren` is never read [INFO] [stdout] --> src/utils.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Attrs { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 12 | pub paren: syn::token::Paren, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Attrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `eq` are never read [INFO] [stdout] --> src/utils.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Attr { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 27 | pub key: K, [INFO] [stdout] | ^^^ [INFO] [stdout] 28 | pub eq: syn::token::Eq, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Attr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:136:20 [INFO] [stdout] | [INFO] [stdout] 136 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 136 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:143:20 [INFO] [stdout] | [INFO] [stdout] 143 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 143 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:150:20 [INFO] [stdout] | [INFO] [stdout] 150 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 150 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:188:20 [INFO] [stdout] | [INFO] [stdout] 188 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 188 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:213:20 [INFO] [stdout] | [INFO] [stdout] 213 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 213 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:259:16 [INFO] [stdout] | [INFO] [stdout] 259 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 259 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:283:48 [INFO] [stdout] | [INFO] [stdout] 283 | ... panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 283 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/multihash.rs:310:16 [INFO] [stdout] | [INFO] [stdout] 310 | panic!(msg); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 310 | panic!("{}", msg); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "349ac9741fdebb04d8246c49b498d0fc34e55c2d98b841be623e889a675f7ee8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "349ac9741fdebb04d8246c49b498d0fc34e55c2d98b841be623e889a675f7ee8", kill_on_drop: false }` [INFO] [stdout] 349ac9741fdebb04d8246c49b498d0fc34e55c2d98b841be623e889a675f7ee8