[INFO] fetching crate melprot 0.13.10...
[INFO] checking melprot-0.13.10 against try#48c9d93cf65d550d124c40108859fd993778c157 for pr-153692-1
[INFO] extracting crate melprot 0.13.10 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate melprot 0.13.10
[INFO] finished tweaking crates.io crate melprot 0.13.10
[INFO] tweaked toml for crates.io crate melprot 0.13.10 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melprot 0.13.10 on toolchain 48c9d93cf65d550d124c40108859fd993778c157
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melprot 0.13.10 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" "+48c9d93cf65d550d124c40108859fd993778c157" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd2bbefdb41756f37167328864716140818be88abcfa03b54735cf66048bf8e3
[INFO] running `Command { std: "docker" "start" "-a" "fd2bbefdb41756f37167328864716140818be88abcfa03b54735cf66048bf8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd2bbefdb41756f37167328864716140818be88abcfa03b54735cf66048bf8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2bbefdb41756f37167328864716140818be88abcfa03b54735cf66048bf8e3", kill_on_drop: false }`
[INFO] [stdout] fd2bbefdb41756f37167328864716140818be88abcfa03b54735cf66048bf8e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f101cfc5170ff9bf60d06fd1a23ea0828f298f570314fe1013a2475ea4007105
[INFO] running `Command { std: "docker" "start" "-a" "f101cfc5170ff9bf60d06fd1a23ea0828f298f570314fe1013a2475ea4007105", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking piper v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking async-executor v1.12.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_start` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_end` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.27/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking subtle-ng v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking gimli v0.29.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking object v0.36.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr] error: could not compile `rustix` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f101cfc5170ff9bf60d06fd1a23ea0828f298f570314fe1013a2475ea4007105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f101cfc5170ff9bf60d06fd1a23ea0828f298f570314fe1013a2475ea4007105", kill_on_drop: false }`
[INFO] [stdout] f101cfc5170ff9bf60d06fd1a23ea0828f298f570314fe1013a2475ea4007105
