[INFO] fetching crate cfmt-macros 0.2.1...
[INFO] testing cfmt-macros-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate cfmt-macros 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate cfmt-macros 0.2.1
[INFO] finished tweaking crates.io crate cfmt-macros 0.2.1
[INFO] tweaked toml for crates.io crate cfmt-macros 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cfmt-macros 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab097146ed77f90892489610a48878ea1cc75e57523b4a51bb1f621c3fd09492
[INFO] running `Command { std: "docker" "start" "-a" "ab097146ed77f90892489610a48878ea1cc75e57523b4a51bb1f621c3fd09492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab097146ed77f90892489610a48878ea1cc75e57523b4a51bb1f621c3fd09492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab097146ed77f90892489610a48878ea1cc75e57523b4a51bb1f621c3fd09492", kill_on_drop: false }`
[INFO] [stdout] ab097146ed77f90892489610a48878ea1cc75e57523b4a51bb1f621c3fd09492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c82c9e6f556ec08961e8fd12eb1ce9540aecffb53143d7ca35d17a1d830cf6a
[INFO] running `Command { std: "docker" "start" "-a" "5c82c9e6f556ec08961e8fd12eb1ce9540aecffb53143d7ca35d17a1d830cf6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfmt-macros v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece>> {
[INFO] [stdout]     |                      ^^^^ the lifetime is elided here       ^^^^^ the same lifetime is hidden 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] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece<'_>>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:376:25
[INFO] [stdout]     |
[INFO] [stdout] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<str>> {
[INFO] [stdout]     |                         ^^^^ the lifetime is elided here   ^^^^^^^^ the same lifetime is hidden 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] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<'_, str>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "5c82c9e6f556ec08961e8fd12eb1ce9540aecffb53143d7ca35d17a1d830cf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c82c9e6f556ec08961e8fd12eb1ce9540aecffb53143d7ca35d17a1d830cf6a", kill_on_drop: false }`
[INFO] [stdout] 5c82c9e6f556ec08961e8fd12eb1ce9540aecffb53143d7ca35d17a1d830cf6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a43f30ac72db0822fedec7cd89438495dbfeadc24213238180fe0961c423a6a8
[INFO] running `Command { std: "docker" "start" "-a" "a43f30ac72db0822fedec7cd89438495dbfeadc24213238180fe0961c423a6a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfmt-macros v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece>> {
[INFO] [stdout]     |                      ^^^^ the lifetime is elided here       ^^^^^ the same lifetime is hidden 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] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece<'_>>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:376:25
[INFO] [stdout]     |
[INFO] [stdout] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<str>> {
[INFO] [stdout]     |                         ^^^^ the lifetime is elided here   ^^^^^^^^ the same lifetime is hidden 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] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<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:277:22
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece>> {
[INFO] [stdout]     |                      ^^^^ the lifetime is elided here       ^^^^^ the same lifetime is hidden 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] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece<'_>>> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:376:25
[INFO] [stdout]     |
[INFO] [stdout] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<str>> {
[INFO] [stdout]     |                         ^^^^ the lifetime is elided here   ^^^^^^^^ the same lifetime is hidden 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] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<'_, str>> {
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "a43f30ac72db0822fedec7cd89438495dbfeadc24213238180fe0961c423a6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a43f30ac72db0822fedec7cd89438495dbfeadc24213238180fe0961c423a6a8", kill_on_drop: false }`
[INFO] [stdout] a43f30ac72db0822fedec7cd89438495dbfeadc24213238180fe0961c423a6a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d342d5ab760ab955049f50f726358d43a5214fbd88f18642ff8caf566d058cd
[INFO] running `Command { std: "docker" "start" "-a" "2d342d5ab760ab955049f50f726358d43a5214fbd88f18642ff8caf566d058cd", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:277:22
[INFO] [stderr]     |
[INFO] [stderr] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece>> {
[INFO] [stderr]     |                      ^^^^ the lifetime is elided here       ^^^^^ the same lifetime is hidden 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] 277 | fn parse(mut format: &str, span: Span) -> parse::Result<Vec<Piece<'_>>> {
[INFO] [stderr]     |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:376:25
[INFO] [stderr]     |
[INFO] [stderr] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<str>> {
[INFO] [stderr]     |                         ^^^^ the lifetime is elided here   ^^^^^^^^ the same lifetime is hidden 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] 376 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<'_, str>> {
[INFO] [stderr]     |                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `cfmt-macros` (lib) generated 2 warnings (run `cargo fix --lib -p cfmt-macros` to apply 2 suggestions)
[INFO] [stderr] warning: `cfmt-macros` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cfmt_macros-4ee0995cbce30afe)
[INFO] [stderr]    Doc-tests cfmt_macros
[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] [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" "2d342d5ab760ab955049f50f726358d43a5214fbd88f18642ff8caf566d058cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d342d5ab760ab955049f50f726358d43a5214fbd88f18642ff8caf566d058cd", kill_on_drop: false }`
[INFO] [stdout] 2d342d5ab760ab955049f50f726358d43a5214fbd88f18642ff8caf566d058cd