[INFO] fetching crate nop-json-derive 2.0.5... [INFO] testing nop-json-derive-2.0.5 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate nop-json-derive 2.0.5 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate nop-json-derive 2.0.5 [INFO] finished tweaking crates.io crate nop-json-derive 2.0.5 [INFO] tweaked toml for crates.io crate nop-json-derive 2.0.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nop-json-derive 2.0.5 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35122fd00273d7bc38b9c27cc317e4df64da8e04d05ea3810647f6ba9571718e [INFO] running `Command { std: "docker" "start" "-a" "35122fd00273d7bc38b9c27cc317e4df64da8e04d05ea3810647f6ba9571718e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35122fd00273d7bc38b9c27cc317e4df64da8e04d05ea3810647f6ba9571718e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35122fd00273d7bc38b9c27cc317e4df64da8e04d05ea3810647f6ba9571718e", kill_on_drop: false }` [INFO] [stdout] 35122fd00273d7bc38b9c27cc317e4df64da8e04d05ea3810647f6ba9571718e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6e37499245d6ae4c4611cf7715e1375283726f3473e3603797202b89fbbb217 [INFO] running `Command { std: "docker" "start" "-a" "c6e37499245d6ae4c4611cf7715e1375283726f3473e3603797202b89fbbb217", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling nop-json-derive v2.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | fn escape(s: &str) -> Cow [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn escape(s: &str) -> Cow<'_, str> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:676:41 [INFO] [stdout] | [INFO] [stdout] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics, TypeGenerics, proc_macro2::TokenStream) [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics<'_>, TypeGenerics<'_>, proc_macro2::TokenStream) [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:704:41 [INFO] [stdout] | [INFO] [stdout] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics<'_>, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s [INFO] running `Command { std: "docker" "inspect" "c6e37499245d6ae4c4611cf7715e1375283726f3473e3603797202b89fbbb217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6e37499245d6ae4c4611cf7715e1375283726f3473e3603797202b89fbbb217", kill_on_drop: false }` [INFO] [stdout] c6e37499245d6ae4c4611cf7715e1375283726f3473e3603797202b89fbbb217 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb760b9686d58d4b8b8c4108cb90bd96de59db90da771dc8ca6c96c8cd24359c [INFO] running `Command { std: "docker" "start" "-a" "bb760b9686d58d4b8b8c4108cb90bd96de59db90da771dc8ca6c96c8cd24359c", kill_on_drop: false }` [INFO] [stderr] Compiling nop-json-derive v2.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | fn escape(s: &str) -> Cow [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn escape(s: &str) -> Cow<'_, str> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:676:41 [INFO] [stdout] | [INFO] [stdout] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics, TypeGenerics, proc_macro2::TokenStream) [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics<'_>, TypeGenerics<'_>, proc_macro2::TokenStream) [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:704:41 [INFO] [stdout] | [INFO] [stdout] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics<'_>, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | fn escape(s: &str) -> Cow [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn escape(s: &str) -> Cow<'_, str> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:676:41 [INFO] [stdout] | [INFO] [stdout] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics, TypeGenerics, proc_macro2::TokenStream) [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics<'_>, TypeGenerics<'_>, proc_macro2::TokenStream) [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:704:41 [INFO] [stdout] | [INFO] [stdout] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics<'_>, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "bb760b9686d58d4b8b8c4108cb90bd96de59db90da771dc8ca6c96c8cd24359c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb760b9686d58d4b8b8c4108cb90bd96de59db90da771dc8ca6c96c8cd24359c", kill_on_drop: false }` [INFO] [stdout] bb760b9686d58d4b8b8c4108cb90bd96de59db90da771dc8ca6c96c8cd24359c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 739f0eb34c15bfe2f21961f3ed135da87eae5ee5565282c54f0b664bbdb7fcd4 [INFO] running `Command { std: "docker" "start" "-a" "739f0eb34c15bfe2f21961f3ed135da87eae5ee5565282c54f0b664bbdb7fcd4", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:15:14 [INFO] [stderr] | [INFO] [stderr] 15 | fn escape(s: &str) -> Cow [INFO] [stderr] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 15 | fn escape(s: &str) -> Cow<'_, str> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:676:41 [INFO] [stderr] | [INFO] [stderr] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics, TypeGenerics, proc_macro2::TokenStream) [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | | [INFO] [stderr] | | the same lifetime is hidden here [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 676 | fn get_generics_debug_to_json(generics: &Generics) -> (ImplGenerics<'_>, TypeGenerics<'_>, proc_macro2::TokenStream) [INFO] [stderr] | ++++ ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:704:41 [INFO] [stderr] | [INFO] [stderr] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 704 | fn get_generics_write_to_json(generics: &mut Generics) -> (ImplGenerics<'_>, proc_macro2::TokenStream, proc_macro2::TokenStream) [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `nop-json-derive` (lib) generated 3 warnings (run `cargo fix --lib -p nop-json-derive` to apply 3 suggestions) [INFO] [stderr] warning: `nop-json-derive` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nop_json_derive-ea0726dd047e148c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests nop_json_derive [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "739f0eb34c15bfe2f21961f3ed135da87eae5ee5565282c54f0b664bbdb7fcd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "739f0eb34c15bfe2f21961f3ed135da87eae5ee5565282c54f0b664bbdb7fcd4", kill_on_drop: false }` [INFO] [stdout] 739f0eb34c15bfe2f21961f3ed135da87eae5ee5565282c54f0b664bbdb7fcd4