[INFO] fetching crate hifmt-macros 0.2.3...
[INFO] testing hifmt-macros-0.2.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate hifmt-macros 0.2.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate hifmt-macros 0.2.3
[INFO] finished tweaking crates.io crate hifmt-macros 0.2.3
[INFO] tweaked toml for crates.io crate hifmt-macros 0.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hifmt-macros 0.2.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hifmt-macros 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8802fb437a672982a68cc772bab7d945f499a43e94f8e4ff1b03d0d938e8982b
[INFO] running `Command { std: "docker" "start" "-a" "8802fb437a672982a68cc772bab7d945f499a43e94f8e4ff1b03d0d938e8982b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8802fb437a672982a68cc772bab7d945f499a43e94f8e4ff1b03d0d938e8982b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8802fb437a672982a68cc772bab7d945f499a43e94f8e4ff1b03d0d938e8982b", kill_on_drop: false }`
[INFO] [stdout] 8802fb437a672982a68cc772bab7d945f499a43e94f8e4ff1b03d0d938e8982b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87582cc64d58f1b507f02ccf5eda0dd940e6cd82fa16742b87740e2ab294f437
[INFO] running `Command { std: "docker" "start" "-a" "87582cc64d58f1b507f02ccf5eda0dd940e6cd82fa16742b87740e2ab294f437", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hifmt-macros v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:450:22
[INFO] [stdout]     |
[INFO] [stdout] 450 | 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] 450 | 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:548:25
[INFO] [stdout]     |
[INFO] [stdout] 548 | 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] 548 | 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 5.45s
[INFO] running `Command { std: "docker" "inspect" "87582cc64d58f1b507f02ccf5eda0dd940e6cd82fa16742b87740e2ab294f437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87582cc64d58f1b507f02ccf5eda0dd940e6cd82fa16742b87740e2ab294f437", kill_on_drop: false }`
[INFO] [stdout] 87582cc64d58f1b507f02ccf5eda0dd940e6cd82fa16742b87740e2ab294f437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcf12f607c579925df7b1e29f66ec373a5bd38989ff74969d975a6c16dd71aae
[INFO] running `Command { std: "docker" "start" "-a" "fcf12f607c579925df7b1e29f66ec373a5bd38989ff74969d975a6c16dd71aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling hifmt-macros v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:450:22
[INFO] [stdout]     |
[INFO] [stdout] 450 | 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] 450 | 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:548:25
[INFO] [stdout]     |
[INFO] [stdout] 548 | 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] 548 | 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:450:22
[INFO] [stdout]     |
[INFO] [stdout] 450 | 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] 450 | 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:548:25
[INFO] [stdout]     |
[INFO] [stdout] 548 | 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] 548 | 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 0.73s
[INFO] running `Command { std: "docker" "inspect" "fcf12f607c579925df7b1e29f66ec373a5bd38989ff74969d975a6c16dd71aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf12f607c579925df7b1e29f66ec373a5bd38989ff74969d975a6c16dd71aae", kill_on_drop: false }`
[INFO] [stdout] fcf12f607c579925df7b1e29f66ec373a5bd38989ff74969d975a6c16dd71aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e50bdca9fc46a8c2ecc60cc0548ce4b17548bc44c394707ef74fa33933167d2
[INFO] running `Command { std: "docker" "start" "-a" "1e50bdca9fc46a8c2ecc60cc0548ce4b17548bc44c394707ef74fa33933167d2", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:450:22
[INFO] [stderr]     |
[INFO] [stderr] 450 | 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] 450 | 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:548:25
[INFO] [stderr]     |
[INFO] [stderr] 548 | 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] 548 | fn unescape(mut format: &str, span: Span) -> parse::Result<Cow<'_, str>> {
[INFO] [stderr]     |                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `hifmt-macros` (lib) generated 2 warnings (run `cargo fix --lib -p hifmt-macros` to apply 2 suggestions)
[INFO] [stderr] warning: `hifmt-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/hifmt_macros-520fcf9e69523e4e)
[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 hifmt_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] running `Command { std: "docker" "inspect" "1e50bdca9fc46a8c2ecc60cc0548ce4b17548bc44c394707ef74fa33933167d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e50bdca9fc46a8c2ecc60cc0548ce4b17548bc44c394707ef74fa33933167d2", kill_on_drop: false }`
[INFO] [stdout] 1e50bdca9fc46a8c2ecc60cc0548ce4b17548bc44c394707ef74fa33933167d2
