[INFO] cloning repository https://github.com/37miners/concord
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/37miners/concord" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F37miners%2Fconcord", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F37miners%2Fconcord'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 729b486acb82280f52e8c7ac86fd2142e83016ce
[INFO] checking 37miners/concord against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F37miners%2Fconcord" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/37miners/concord on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/37miners/concord
[INFO] finished tweaking git repo https://github.com/37miners/concord
[INFO] tweaked toml for git repo https://github.com/37miners/concord written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/37miners/concord 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/bitcoinmw/rust-secp256k1-zkp`
[INFO] [stderr]     Updating git submodule `https://github.com/mimblewimble/secp256k1-zkp`
[INFO] [stderr]     Updating git repository `http://github.com/37miners/rustlet`
[INFO] [stderr]     Updating git repository `http://github.com/37miners/nioruntime`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tor-stream v0.3.0
[INFO] [stderr]   Downloaded ed25519 v1.3.0
[INFO] [stderr]   Downloaded querystring v1.1.0
[INFO] [stderr]   Downloaded sysinfo v0.9.6
[INFO] [stderr]   Downloaded block-buffer v0.10.1
[INFO] [stderr]   Downloaded zeroize_derive v1.3.1
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[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded bytefmt v0.1.7
[INFO] [stderr]   Downloaded bit_reverse v0.1.8
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded bindgen v0.52.0
[INFO] [stderr]   Downloaded croaring-sys-mw v0.4.5
[INFO] [stderr]   Downloaded croaring-mw v0.4.5
[INFO] [stderr]   Downloaded buf-read-ext v0.4.0
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[INFO] [stderr]   Downloaded wepoll-sys v2.0.0
[INFO] [stderr]   Downloaded crypto-common v0.1.1
[INFO] [stderr]   Downloaded socks v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2227080fee8721bb0d0339f3aab299b392cd2cb9f65e88484a8463878dbf5c66
[INFO] running `Command { std: "docker" "start" "-a" "2227080fee8721bb0d0339f3aab299b392cd2cb9f65e88484a8463878dbf5c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2227080fee8721bb0d0339f3aab299b392cd2cb9f65e88484a8463878dbf5c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2227080fee8721bb0d0339f3aab299b392cd2cb9f65e88484a8463878dbf5c66", kill_on_drop: false }`
[INFO] [stdout] 2227080fee8721bb0d0339f3aab299b392cd2cb9f65e88484a8463878dbf5c66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66f07c607909c973d1c03b37d3a0205cf33477e61b4dfc4c27c8927ce29af2dc
[INFO] running `Command { std: "docker" "start" "-a" "66f07c607909c973d1c03b37d3a0205cf33477e61b4dfc4c27c8927ce29af2dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking signature v1.5.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking ed25519 v1.3.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling winapi-build v0.1.1
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[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling quote v1.0.15
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[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]    Compiling sysinfo v0.9.6
[INFO] [stderr]     Checking itoa v1.0.1
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[INFO] [stderr]     Checking unicode-normalization v0.1.19
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[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.1
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking portpicker v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling grin_secp256k1zkp v0.7.10 (https://github.com/bitcoinmw/rust-secp256k1-zkp#1513add3)
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking bytefmt v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "66f07c607909c973d1c03b37d3a0205cf33477e61b4dfc4c27c8927ce29af2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f07c607909c973d1c03b37d3a0205cf33477e61b4dfc4c27c8927ce29af2dc", kill_on_drop: false }`
[INFO] [stdout] 66f07c607909c973d1c03b37d3a0205cf33477e61b4dfc4c27c8927ce29af2dc