[INFO] fetching crate kvid 0.1.6...
[INFO] checking kvid-0.1.6 against 1.95.0 for pr-155915
[INFO] extracting crate kvid 0.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate kvid 0.1.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kvid 0.1.6
[INFO] tweaked toml for crates.io crate kvid 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kvid 0.1.6 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 kvid 0.1.6 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 gensym v0.1.1
[INFO] [stderr]   Downloaded itoa v1.0.16
[INFO] [stderr]   Downloaded static_ v0.1.21
[INFO] [stderr]   Downloaded linkme-impl v0.3.35
[INFO] [stderr]   Downloaded fred-macros v0.1.0
[INFO] [stderr]   Downloaded xkv v0.1.51
[INFO] [stderr]   Downloaded coarsetime v0.1.36
[INFO] [stderr]   Downloaded sptr v0.3.2
[INFO] [stderr]   Downloaded ts_ v0.1.3
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded async_wrap v0.1.10
[INFO] [stderr]   Downloaded ryu v1.0.21
[INFO] [stderr]   Downloaded err_exit v0.1.6
[INFO] [stderr]   Downloaded linkme v0.3.35
[INFO] [stderr]   Downloaded xboot v0.1.35
[INFO] [stderr]   Downloaded redis-protocol v6.0.0
[INFO] [stderr]   Downloaded hipstr v0.6.0
[INFO] [stderr]   Downloaded cc v1.2.50
[INFO] [stderr]   Downloaded jiff-static v0.2.16
[INFO] [stderr]   Downloaded serde_json v1.0.146
[INFO] [stderr]   Downloaded wasix v0.12.21
[INFO] [stderr]   Downloaded fred v10.1.0
[INFO] [stderr]   Downloaded jiff v0.2.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 73eddb8e0c6e78081d03f9a14da55d3205f7dfffbd1cd59abac8af7a7de08a11
[INFO] running `Command { std: "docker" "start" "-a" "73eddb8e0c6e78081d03f9a14da55d3205f7dfffbd1cd59abac8af7a7de08a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73eddb8e0c6e78081d03f9a14da55d3205f7dfffbd1cd59abac8af7a7de08a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73eddb8e0c6e78081d03f9a14da55d3205f7dfffbd1cd59abac8af7a7de08a11", kill_on_drop: false }`
[INFO] [stdout] 73eddb8e0c6e78081d03f9a14da55d3205f7dfffbd1cd59abac8af7a7de08a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d54a821b147a22137feccad20404ca7dab04cff9cfe52c7daaea9d2538d1bbaf
[INFO] running `Command { std: "docker" "start" "-a" "d54a821b147a22137feccad20404ca7dab04cff9cfe52c7daaea9d2538d1bbaf", kill_on_drop: false }`
[INFO] [stderr]     Checking sval v2.16.0
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling erased-serde v0.4.9
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]     Checking ryu v1.0.21
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking serde_buf v0.1.2
[INFO] [stderr]     Checking serde_fmt v1.1.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling linkme-impl v0.3.35
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling linkme v0.3.35
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling static_init_macro v1.0.4
[INFO] [stderr]     Checking rustls-pki-types v1.13.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking aok v0.1.18
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]     Checking jiff v0.2.16
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]    Compiling static_init v1.0.4
[INFO] [stderr]     Checking rustls-webpki v0.103.8
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking coarsetime v0.1.36
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking err_exit v0.1.6
[INFO] [stderr]     Checking ts_ v0.1.3
[INFO] [stderr]     Checking sval_ref v2.16.0
[INFO] [stderr]     Checking sval_fmt v2.16.0
[INFO] [stderr]     Checking sval_dynamic v2.16.0
[INFO] [stderr]     Checking value-bag-serde1 v1.12.0
[INFO] [stderr]     Checking sval_buffer v2.16.0
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]     Checking sval_nested v2.16.0
[INFO] [stderr]     Checking sval_serde v2.16.0
[INFO] [stderr]     Checking value-bag-sval2 v1.12.0
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking logforth-core v0.3.1
[INFO] [stderr]     Checking redis-protocol v6.0.0
[INFO] [stderr]     Checking logforth-bridge-log v0.3.0
[INFO] [stderr]     Checking logforth-layout-text v0.3.0
[INFO] [stderr]     Checking logforth-append-file v0.3.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling gensym v0.1.1
[INFO] [stderr]    Compiling fred-macros v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking xboot v0.1.35
[INFO] [stderr]     Checking async_wrap v0.1.10
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking static_ v0.1.21
[INFO] [stderr]     Checking logforth-layout-json v0.3.0
[INFO] [stderr]     Checking hipstr v0.6.0
[INFO] [stderr]     Checking logforth v0.29.1
[INFO] [stderr]     Checking log_init v0.1.34
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking fred v10.1.0
[INFO] [stderr]     Checking xkv v0.1.51
[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/xkv-0.1.51/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(macro_metavar_expr)]
[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 `xkv` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d54a821b147a22137feccad20404ca7dab04cff9cfe52c7daaea9d2538d1bbaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54a821b147a22137feccad20404ca7dab04cff9cfe52c7daaea9d2538d1bbaf", kill_on_drop: false }`
[INFO] [stdout] d54a821b147a22137feccad20404ca7dab04cff9cfe52c7daaea9d2538d1bbaf
