[INFO] fetching crate variant_access 0.4.1...
[INFO] building variant_access-0.4.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate variant_access 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate variant_access 0.4.1
[INFO] finished tweaking crates.io crate variant_access 0.4.1
[INFO] tweaked toml for crates.io crate variant_access 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate variant_access 0.4.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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 115 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adafd9ce8dff6e086f70e7f35d38b7046ff6f8921c9e559f46ba33e4164201fb
[INFO] running `Command { std: "docker" "start" "-a" "adafd9ce8dff6e086f70e7f35d38b7046ff6f8921c9e559f46ba33e4164201fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adafd9ce8dff6e086f70e7f35d38b7046ff6f8921c9e559f46ba33e4164201fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adafd9ce8dff6e086f70e7f35d38b7046ff6f8921c9e559f46ba33e4164201fb", kill_on_drop: false }`
[INFO] [stdout] adafd9ce8dff6e086f70e7f35d38b7046ff6f8921c9e559f46ba33e4164201fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9cb1293cda97f5aed96832b48a3fb38e49882796ff06c205d275514015e6640
[INFO] running `Command { std: "docker" "start" "-a" "d9cb1293cda97f5aed96832b48a3fb38e49882796ff06c205d275514015e6640", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling variant_access_traits v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling pest_meta v2.8.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling pest_generator v2.8.2
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling chrono-tz-build v0.3.0
[INFO] [stderr]    Compiling pest_derive v2.8.2
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling chrono-tz v0.9.0
[INFO] [stderr]    Compiling tera v1.20.0
[INFO] [stderr]    Compiling variant_access_derive v0.4.1
[INFO] [stderr]    Compiling variant_access v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.94s
[INFO] running `Command { std: "docker" "inspect" "d9cb1293cda97f5aed96832b48a3fb38e49882796ff06c205d275514015e6640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cb1293cda97f5aed96832b48a3fb38e49882796ff06c205d275514015e6640", kill_on_drop: false }`
[INFO] [stdout] d9cb1293cda97f5aed96832b48a3fb38e49882796ff06c205d275514015e6640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7809700e1b59b9e03ad8f5ce027a85ac05510b35c0a18eee8edf89ecbf5aae4
[INFO] running `Command { std: "docker" "start" "-a" "c7809700e1b59b9e03ad8f5ce027a85ac05510b35c0a18eee8edf89ecbf5aae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling variant_access_traits v0.4.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling chrono-tz-build v0.3.0
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling chrono-tz v0.9.0
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling pest_meta v2.8.2
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling pest_generator v2.8.2
[INFO] [stderr]    Compiling pest_derive v2.8.2
[INFO] [stderr]    Compiling tera v1.20.0
[INFO] [stderr]    Compiling variant_access_derive v0.4.1
[INFO] [stderr]    Compiling variant_access v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Enum` is never used
[INFO] [stdout]  --> tests/full_example.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Enum {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_integral` is never used
[INFO] [stdout]   --> tests/full_example.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn is_integral<T: 'static>() -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_float` is never used
[INFO] [stdout]   --> tests/full_example.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn is_float<T: 'static>() -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.03s
[INFO] running `Command { std: "docker" "inspect" "c7809700e1b59b9e03ad8f5ce027a85ac05510b35c0a18eee8edf89ecbf5aae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7809700e1b59b9e03ad8f5ce027a85ac05510b35c0a18eee8edf89ecbf5aae4", kill_on_drop: false }`
[INFO] [stdout] c7809700e1b59b9e03ad8f5ce027a85ac05510b35c0a18eee8edf89ecbf5aae4