[INFO] fetching crate mogi_mem 0.1.0...
[INFO] checking mogi_mem-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate mogi_mem 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mogi_mem 0.1.0
[INFO] finished tweaking crates.io crate mogi_mem 0.1.0
[INFO] tweaked toml for crates.io crate mogi_mem 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mogi_mem 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mogi_mem 0.1.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-big-array v0.5.1
[INFO] [stderr]   Downloaded darling_macro v0.23.0
[INFO] [stderr]   Downloaded strum_macros v0.27.2
[INFO] [stderr]   Downloaded zerocopy-derive v0.9.0-alpha.0
[INFO] [stderr]   Downloaded num v0.4.3
[INFO] [stderr]   Downloaded mogi_system v0.1.0
[INFO] [stderr]   Downloaded mogi_utilities v0.1.0
[INFO] [stderr]   Downloaded archery v1.2.2
[INFO] [stderr]   Downloaded num-iter v0.1.45
[INFO] [stderr]   Downloaded addr_align v0.1.0
[INFO] [stderr]   Downloaded rand_xoshiro v0.6.0
[INFO] [stderr]   Downloaded fixedbitset v0.5.7
[INFO] [stderr]   Downloaded bitmaps v3.2.1
[INFO] [stderr]   Downloaded rand_xoshiro v0.7.0
[INFO] [stderr]   Downloaded darling v0.23.0
[INFO] [stderr]   Downloaded imbl-sized-chunks v0.1.3
[INFO] [stderr]   Downloaded num-rational v0.4.2
[INFO] [stderr]   Downloaded slotmap v1.1.1
[INFO] [stderr]   Downloaded ariadne v0.6.0
[INFO] [stderr]   Downloaded mogi_sleigh_parser v0.1.0
[INFO] [stderr]   Downloaded darling_core v0.23.0
[INFO] [stderr]   Downloaded bon-macros v3.9.1
[INFO] [stderr]   Downloaded indexmap v2.13.1
[INFO] [stderr]   Downloaded imbl v4.0.1
[INFO] [stderr]   Downloaded imbl v7.0.0
[INFO] [stderr]   Downloaded chumsky v1.0.0-alpha.8
[INFO] [stderr]   Downloaded num-bigint v0.4.6
[INFO] [stderr]   Downloaded zerocopy v0.9.0-alpha.0
[INFO] [stderr]   Downloaded safe_arch v0.7.4
[INFO] [stderr]   Downloaded wide v0.7.33
[INFO] [stderr]   Downloaded ar_archive_writer v0.5.1
[INFO] [stderr]   Downloaded cc v1.2.59
[INFO] [stderr]   Downloaded bon v3.9.1
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded regex-syntax v0.7.5
[INFO] [stderr]   Downloaded object v0.37.3
[INFO] [stderr]   Downloaded smallvec v2.0.0-alpha.12
[INFO] [stderr]   Downloaded string-interner v0.19.0
[INFO] [stderr]   Downloaded psm v0.1.30
[INFO] [stderr]   Downloaded stacker v0.1.23
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] [stderr]   Downloaded mogi_sleigh v0.1.0
[INFO] [stderr]   Downloaded petgraph v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d96944098dd2c5ea7f1b179149891e4442b17e42d624d20dc29c084b280eaa7d
[INFO] running `Command { std: "docker" "start" "-a" "d96944098dd2c5ea7f1b179149891e4442b17e42d624d20dc29c084b280eaa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d96944098dd2c5ea7f1b179149891e4442b17e42d624d20dc29c084b280eaa7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96944098dd2c5ea7f1b179149891e4442b17e42d624d20dc29c084b280eaa7d", kill_on_drop: false }`
[INFO] [stdout] d96944098dd2c5ea7f1b179149891e4442b17e42d624d20dc29c084b280eaa7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a438833465f1f2e0ac3f46cced42b5496201d32898102809f894c6b69b35a6
[INFO] running `Command { std: "docker" "start" "-a" "17a438833465f1f2e0ac3f46cced42b5496201d32898102809f894c6b69b35a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling zerocopy v0.9.0-alpha.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.8
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking bitmaps v3.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]     Checking smallvec v2.0.0-alpha.12
[INFO] [stderr]     Checking imbl-sized-chunks v0.1.3
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking ariadne v0.6.0
[INFO] [stderr]     Checking rand_xoshiro v0.7.0
[INFO] [stderr]     Checking indexmap v2.13.1
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking archery v1.2.2
[INFO] [stderr]     Checking petgraph v0.8.3
[INFO] [stderr]     Checking addr_align v0.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking imbl v4.0.1
[INFO] [stderr]     Checking imbl v7.0.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling ar_archive_writer v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling zerocopy-derive v0.9.0-alpha.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling psm v0.1.30
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling bon-macros v3.9.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking string-interner v0.19.0
[INFO] [stderr]     Checking serde-big-array v0.5.1
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking mogi_utilities v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mogi_utilities-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(min_specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mogi_utilities` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "17a438833465f1f2e0ac3f46cced42b5496201d32898102809f894c6b69b35a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a438833465f1f2e0ac3f46cced42b5496201d32898102809f894c6b69b35a6", kill_on_drop: false }`
[INFO] [stdout] 17a438833465f1f2e0ac3f46cced42b5496201d32898102809f894c6b69b35a6
