[INFO] fetching crate ex3-blockchain-client 0.17.13...
[INFO] documenting ex3-blockchain-client-0.17.13 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate ex3-blockchain-client 0.17.13 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ex3-blockchain-client 0.17.13 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ex3-blockchain-client 0.17.13
[INFO] finished tweaking crates.io crate ex3-blockchain-client 0.17.13
[INFO] tweaked toml for crates.io crate ex3-blockchain-client 0.17.13 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad85c08c3bba989332b1e7dbe4ed761d6ffc6517128e89ad138877dfa1bf743
[INFO] running `Command { std: "docker" "start" "-a" "bad85c08c3bba989332b1e7dbe4ed761d6ffc6517128e89ad138877dfa1bf743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad85c08c3bba989332b1e7dbe4ed761d6ffc6517128e89ad138877dfa1bf743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad85c08c3bba989332b1e7dbe4ed761d6ffc6517128e89ad138877dfa1bf743", kill_on_drop: false }`
[INFO] [stdout] bad85c08c3bba989332b1e7dbe4ed761d6ffc6517128e89ad138877dfa1bf743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0239da67214e9cac269a357ad418fca147dfa89c4f8fecf8b2bbf29552b10fd
[INFO] running `Command { std: "docker" "start" "-a" "c0239da67214e9cac269a357ad418fca147dfa89c4f8fecf8b2bbf29552b10fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.14.3
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[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
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[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling candid v0.9.11
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling memchr v2.7.1
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[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling petgraph v0.6.4
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[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling bit-set v0.5.3
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[INFO] [stderr]    Compiling unicode-xid v0.2.4
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[INFO] [stderr]    Compiling beef v0.5.2
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[INFO] [stderr]     Checking half v2.3.1
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[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking ic-stable-structures v0.6.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking ciborium-ll v0.2.2
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[INFO] [stderr]     Checking rand_core v0.6.4
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[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling generic-array v0.14.7
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[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking rs_merkle v1.4.2
[INFO] [stderr]     Checking ic0 v0.18.11
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling candid_derive v0.6.4
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling const_env_impl v0.1.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]     Checking num_enum v0.6.1
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling ex3-payload-derive v0.15.0
[INFO] [stderr]    Compiling const_env v0.1.2
[INFO] [stderr]     Checking ex3-node-error v0.14.1
[INFO] [stderr]     Checking ex3-crypto v0.15.18
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]     Checking ex3-serde v0.15.0
[INFO] [stderr]     Checking ex3-timestamp v0.15.2
[INFO] [stderr]     Checking ex3-common-error-info v0.15.1
[INFO] [stderr]     Checking ex3-canister-error v0.17.0
[INFO] [stderr]     Checking ex3-node-types v0.15.121
[INFO] [stderr]    Compiling env-file-reader v0.3.0
[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-6f17d22bba15001f/ex3-node-types-0.15.121/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ex3-node-types` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c0239da67214e9cac269a357ad418fca147dfa89c4f8fecf8b2bbf29552b10fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0239da67214e9cac269a357ad418fca147dfa89c4f8fecf8b2bbf29552b10fd", kill_on_drop: false }`
[INFO] [stdout] c0239da67214e9cac269a357ad418fca147dfa89c4f8fecf8b2bbf29552b10fd
