[INFO] fetching crate cml-chain 6.2.0...
[INFO] checking cml-chain-6.2.0 against 67a539cbdf2a0107837ce64f9069509a44da67b7 for pr-164053
[INFO] extracting crate cml-chain 6.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cml-chain 6.2.0
[INFO] finished tweaking crates.io crate cml-chain 6.2.0
[INFO] tweaked toml for crates.io crate cml-chain 6.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cml-chain 6.2.0 on toolchain 67a539cbdf2a0107837ce64f9069509a44da67b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 109 packages to highest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.23.1)
[INFO] [stderr]       Adding bech32 v0.7.3 (available: v0.12.0)
[INFO] [stderr]       Adding cbor_event v2.4.0 (available: v3.3.0)
[INFO] [stderr]       Adding flaky_test v0.1.0 (available: v0.2.2)
[INFO] [stderr]       Adding fraction v0.10.0 (available: v0.17.0)
[INFO] [stderr]       Adding getrandom v0.2.17 (available: v0.4.3)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] [stderr]       Adding num-bigint v0.4.8 (available: v0.5.1)
[INFO] [stderr]       Adding quickcheck v0.9.2 (available: v1.1.0)
[INFO] [stderr]       Adding quickcheck_macros v0.9.1 (available: v1.2.0)
[INFO] [stderr]       Adding rand v0.8.8 (available: v0.10.3)
[INFO] [stderr]       Adding rand_chacha v0.3.1 (available: v0.10.0)
[INFO] [stderr]       Adding schemars v0.8.22 (available: v1.2.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9
[INFO] running `Command { std: "docker" "start" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking cryptoxide v0.6.6
[INFO] [stderr]     Checking cbor_event v2.4.0
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking cryptoxide v0.4.4
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptoxide-0.4.4/src/hashing/sha3.rs:185:21
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut p = vec::from_elem(0, p_len);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-09; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cryptoxide-0.6.6/src/hashing/sha3/mod.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut p = vec::from_elem(0, p_len);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-09; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking fraction v0.10.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptoxide` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptoxide` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9", kill_on_drop: false }`
[INFO] [stdout] 8f3501a568ec19d19c21784e5dfa4990c9fe4f1ca2f47ffb19f028f90716daa9