[INFO] fetching crate pseudonym 0.2.3...
[INFO] building pseudonym-0.2.3 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate pseudonym 0.2.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pseudonym 0.2.3 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate pseudonym 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pseudonym 0.2.3
[INFO] tweaked toml for crates.io crate pseudonym 0.2.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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 35 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea303498462e53720b7a2dbacf12f6056bb32cef3612048fed5fd01b5c342e8a
[INFO] running `Command { std: "docker" "start" "-a" "ea303498462e53720b7a2dbacf12f6056bb32cef3612048fed5fd01b5c342e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea303498462e53720b7a2dbacf12f6056bb32cef3612048fed5fd01b5c342e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea303498462e53720b7a2dbacf12f6056bb32cef3612048fed5fd01b5c342e8a", kill_on_drop: false }`
[INFO] [stdout] ea303498462e53720b7a2dbacf12f6056bb32cef3612048fed5fd01b5c342e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ac235b0906b24a2f9eaddb0ad637340d386ade3a138832ff273033dc07294d
[INFO] running `Command { std: "docker" "start" "-a" "29ac235b0906b24a2f9eaddb0ad637340d386ade3a138832ff273033dc07294d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling pseudonym v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut first_path_segment = path.segments.first_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.65s
[INFO] running `Command { std: "docker" "inspect" "29ac235b0906b24a2f9eaddb0ad637340d386ade3a138832ff273033dc07294d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ac235b0906b24a2f9eaddb0ad637340d386ade3a138832ff273033dc07294d", kill_on_drop: false }`
[INFO] [stdout] 29ac235b0906b24a2f9eaddb0ad637340d386ade3a138832ff273033dc07294d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a051a18acf891b28da47de423f44b889930ab725f2de20fbfb3bf62f5827070
[INFO] running `Command { std: "docker" "start" "-a" "6a051a18acf891b28da47de423f44b889930ab725f2de20fbfb3bf62f5827070", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling pseudonym v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut first_path_segment = path.segments.first_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling trybuild v1.0.105
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |             let mut first_path_segment = path.segments.first_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.80s
[INFO] running `Command { std: "docker" "inspect" "6a051a18acf891b28da47de423f44b889930ab725f2de20fbfb3bf62f5827070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a051a18acf891b28da47de423f44b889930ab725f2de20fbfb3bf62f5827070", kill_on_drop: false }`
[INFO] [stdout] 6a051a18acf891b28da47de423f44b889930ab725f2de20fbfb3bf62f5827070