[INFO] fetching crate derive-where 1.2.7...
[INFO] testing derive-where-1.2.7 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate derive-where 1.2.7 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate derive-where 1.2.7 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive-where 1.2.7
[INFO] finished tweaking crates.io crate derive-where 1.2.7
[INFO] tweaked toml for crates.io crate derive-where 1.2.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 761f32802a4a7354336a8f78093e24104f1f62b5ee67a4e3e1b64b722808d14d
[INFO] running `Command { std: "docker" "start" "-a" "761f32802a4a7354336a8f78093e24104f1f62b5ee67a4e3e1b64b722808d14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "761f32802a4a7354336a8f78093e24104f1f62b5ee67a4e3e1b64b722808d14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761f32802a4a7354336a8f78093e24104f1f62b5ee67a4e3e1b64b722808d14d", kill_on_drop: false }`
[INFO] [stdout] 761f32802a4a7354336a8f78093e24104f1f62b5ee67a4e3e1b64b722808d14d
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62813a8a923142de389a6b51307f80dbdcaece0052e0616fb28f43cd15e2ed84
[INFO] running `Command { std: "docker" "start" "-a" "62813a8a923142de389a6b51307f80dbdcaece0052e0616fb28f43cd15e2ed84", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling derive-where v1.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/data.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     Union(&'a Fields<'a>),
[INFO] [stdout]    |     ----- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 72 |     Union(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "62813a8a923142de389a6b51307f80dbdcaece0052e0616fb28f43cd15e2ed84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62813a8a923142de389a6b51307f80dbdcaece0052e0616fb28f43cd15e2ed84", kill_on_drop: false }`
[INFO] [stdout] 62813a8a923142de389a6b51307f80dbdcaece0052e0616fb28f43cd15e2ed84
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 750387da4b2c4a8dbe4145c07e768ecce59fadb0d9c9a7d453356854bba28d71
[INFO] running `Command { std: "docker" "start" "-a" "750387da4b2c4a8dbe4145c07e768ecce59fadb0d9c9a7d453356854bba28d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling target-triple v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling derive-where v1.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/data.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     Union(&'a Fields<'a>),
[INFO] [stdout]    |     ----- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 72 |     Union(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/1.83.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_derive-1.0.216/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=ff3eca6967eeae86 -C extra-filename=-ff3eca6967eeae86 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8c9186d67eebb787.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-9af89a2c7e56d47e.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-d3aaf87debfed494.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "750387da4b2c4a8dbe4145c07e768ecce59fadb0d9c9a7d453356854bba28d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750387da4b2c4a8dbe4145c07e768ecce59fadb0d9c9a7d453356854bba28d71", kill_on_drop: false }`
[INFO] [stdout] 750387da4b2c4a8dbe4145c07e768ecce59fadb0d9c9a7d453356854bba28d71
