[INFO] fetching crate rustc_data_structures 0.0.1...
[INFO] checking rustc_data_structures-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate rustc_data_structures 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rustc_data_structures 0.0.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc_data_structures 0.0.1
[INFO] finished tweaking crates.io crate rustc_data_structures 0.0.1
[INFO] tweaked toml for crates.io crate rustc_data_structures 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 71 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding memmap2 v0.2.3 (latest: v0.9.4)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc-rayon v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding rustc-rayon-core v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memmap2 v0.2.3
[INFO] [stderr]   Downloaded rustc-rayon v0.3.2
[INFO] [stderr]   Downloaded rustc-rayon-core v0.5.0
[INFO] [stderr]   Downloaded rustc-rayon v0.5.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.3.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fea78325ef78c07ad9047b5dadeff67e44c01d2af3b8d1f9a0769f166de4e8e1
[INFO] running `Command { std: "docker" "start" "-a" "fea78325ef78c07ad9047b5dadeff67e44c01d2af3b8d1f9a0769f166de4e8e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea78325ef78c07ad9047b5dadeff67e44c01d2af3b8d1f9a0769f166de4e8e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea78325ef78c07ad9047b5dadeff67e44c01d2af3b8d1f9a0769f166de4e8e1", kill_on_drop: false }`
[INFO] [stdout] fea78325ef78c07ad9047b5dadeff67e44c01d2af3b8d1f9a0769f166de4e8e1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01938bfe07fb14b1f63c4a5eafed12420bd2613e02ff65f63fcea7a94bf666f
[INFO] running `Command { std: "docker" "start" "-a" "e01938bfe07fb14b1f63c4a5eafed12420bd2613e02ff65f63fcea7a94bf666f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.2
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ena v0.14.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking jobserver v0.1.28
[INFO] [stderr]     Checking memmap2 v0.2.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rustc-rayon-core v0.5.0
[INFO] [stderr]     Checking rustc-rayon v0.3.2
[INFO] [stderr]     Checking rustc-rayon v0.5.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rustc_data_structures v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `unaligned_references` has been removed: converted into hard error, see issue #82523 <https://github.com/rust-lang/rust/issues/82523> for more information
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![deny(unaligned_references)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `unaligned_references` has been removed: converted into hard error, see issue #82523 <https://github.com/rust-lang/rust/issues/82523> for more information
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![deny(unaligned_references)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `TempDir::into_path` that must be used
[INFO] [stdout]   --> src/temp_dir.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             dir.into_path();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let _ = dir.into_path();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `TempDir::into_path` that must be used
[INFO] [stdout]   --> src/temp_dir.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             dir.into_path();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let _ = dir.into_path();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.65s
[INFO] running `Command { std: "docker" "inspect" "e01938bfe07fb14b1f63c4a5eafed12420bd2613e02ff65f63fcea7a94bf666f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01938bfe07fb14b1f63c4a5eafed12420bd2613e02ff65f63fcea7a94bf666f", kill_on_drop: false }`
[INFO] [stdout] e01938bfe07fb14b1f63c4a5eafed12420bd2613e02ff65f63fcea7a94bf666f