[INFO] fetching crate blockchain_contracts 0.4.1...
[INFO] checking blockchain_contracts-0.4.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate blockchain_contracts 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate blockchain_contracts 0.4.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blockchain_contracts 0.4.1
[INFO] finished tweaking crates.io crate blockchain_contracts 0.4.1
[INFO] tweaked toml for crates.io crate blockchain_contracts 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 286 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
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[INFO] [stderr]       Adding opaque-debug v0.2.3 (latest: v0.3.1)
[INFO] [stderr]       Adding parity-scale-codec v1.3.7 (latest: v3.6.9)
[INFO] [stderr]       Adding parking_lot v0.9.0 (latest: v0.12.1)
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[INFO] [stderr]       Adding scoped-tls v0.1.2 (latest: v1.0.1)
[INFO] [stderr]       Adding secp256k1 v0.19.0 (latest: v0.29.0)
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[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
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[INFO] [stderr]       Adding string v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding subtle v1.0.0 (latest: v2.5.0)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding testcontainers v0.9.1 (latest: v0.15.0)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (latest: v2.0.2)
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[INFO] [stderr]       Adding uint v0.8.5 (latest: v0.9.5)
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[INFO] [stderr]       Adding want v0.2.0 (latest: v0.3.1)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
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[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethereum-types v0.8.0
[INFO] [stderr]   Downloaded tokio-timer v0.1.2
[INFO] [stderr]   Downloaded jsonrpc-core v14.2.0
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded primitive-types v0.6.2
[INFO] [stderr]   Downloaded web3 v0.10.0
[INFO] [stderr]   Downloaded impl-serde v0.2.3
[INFO] [stderr]   Downloaded uint v0.8.5
[INFO] [stderr]   Downloaded hex-literal v0.2.2
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.3
[INFO] [stderr]   Downloaded primitive-types v0.5.1
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded fixed-hash v0.5.2
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded bech32 v0.7.3
[INFO] [stderr]   Downloaded spectral v0.6.0
[INFO] [stderr]   Downloaded secp256k1 v0.19.0
[INFO] [stderr]   Downloaded bitcoin_hashes v0.9.7
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded bitcoin v0.25.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.3.0
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded derivative v1.0.4
[INFO] [stderr]   Downloaded ethabi v9.0.1
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded fixed-hash v0.4.0
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.7
[INFO] [stderr]   Downloaded impl-rlp v0.2.1
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded testcontainers v0.9.1
[INFO] [stderr]   Downloaded ethbloom v0.8.1
[INFO] [stderr]   Downloaded impl-codec v0.4.2
[INFO] [stderr]   Downloaded rlp v0.4.6
[INFO] [stderr]   Downloaded tokio-core v0.1.18
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efb8c507b499f0f8aaa27bfba074edade424bfc059e3dab2897cb77f7f0915b4
[INFO] running `Command { std: "docker" "start" "-a" "efb8c507b499f0f8aaa27bfba074edade424bfc059e3dab2897cb77f7f0915b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb8c507b499f0f8aaa27bfba074edade424bfc059e3dab2897cb77f7f0915b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb8c507b499f0f8aaa27bfba074edade424bfc059e3dab2897cb77f7f0915b4", kill_on_drop: false }`
[INFO] [stdout] efb8c507b499f0f8aaa27bfba074edade424bfc059e3dab2897cb77f7f0915b4
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56784bb1ebf74332b810458a70b6a03fd2259d6925ef02b44cae5cf3ecd7fa8f
[INFO] running `Command { std: "docker" "start" "-a" "56784bb1ebf74332b810458a70b6a03fd2259d6925ef02b44cae5cf3ecd7fa8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
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[INFO] [stderr]    Compiling error-chain v0.12.4
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling failure_derive v0.1.8
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[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking num-iter v0.1.44
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[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling hex-literal-impl v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
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[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
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[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stdout] error[E0658]: use of unstable library feature 'libstd_sys_internals': used by the panic! macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-bigint-0.1.44/src/bigint.rs:41:64
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[cfg_attr(feature = "rustc-serialize", derive(RustcEncodable, RustcDecodable))]
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(libstd_sys_internals)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-29; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the derive macro `RustcDecodable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-bigint` (lib) due to 2 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "56784bb1ebf74332b810458a70b6a03fd2259d6925ef02b44cae5cf3ecd7fa8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56784bb1ebf74332b810458a70b6a03fd2259d6925ef02b44cae5cf3ecd7fa8f", kill_on_drop: false }`
[INFO] [stdout] 56784bb1ebf74332b810458a70b6a03fd2259d6925ef02b44cae5cf3ecd7fa8f