[INFO] fetching crate lightspark-remote-signing 0.3.0...
[INFO] checking lightspark-remote-signing-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate lightspark-remote-signing 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate lightspark-remote-signing 0.3.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lightspark-remote-signing 0.3.0
[INFO] finished tweaking crates.io crate lightspark-remote-signing 0.3.0
[INFO] tweaked toml for crates.io crate lightspark-remote-signing 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate lightspark-remote-signing 0.3.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plist v1.5.1
[INFO] [stderr]   Downloaded block-modes v0.9.1
[INFO] [stderr]   Downloaded os-version v0.2.0
[INFO] [stderr]   Downloaded lightspark v0.7.2
[INFO] [stderr]   Downloaded bitcoin v0.30.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 343daf618412fd01ea25abf77519648253f13b848502f422cc551422d88a2864
[INFO] running `Command { std: "docker" "start" "-a" "343daf618412fd01ea25abf77519648253f13b848502f422cc551422d88a2864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "343daf618412fd01ea25abf77519648253f13b848502f422cc551422d88a2864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343daf618412fd01ea25abf77519648253f13b848502f422cc551422d88a2864", kill_on_drop: false }`
[INFO] [stdout] 343daf618412fd01ea25abf77519648253f13b848502f422cc551422d88a2864
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 783f482f8709c0eaf34114b907f0849b54e7d7b66d71a64f0c743755390f5e23
[INFO] running `Command { std: "docker" "start" "-a" "783f482f8709c0eaf34114b907f0849b54e7d7b66d71a64f0c743755390f5e23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking const-oid v0.9.5
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking cpufeatures v0.2.10
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling futures-core v0.3.28
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[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling bitcoin-private v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
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[INFO] [stderr]    Compiling hex_lit v0.1.1
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[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking der v0.7.8
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[INFO] [stderr]    Compiling bitcoin v0.30.1
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking byteorder v1.5.0
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[INFO] [stderr]     Checking block-modes v0.9.1
[INFO] [stderr]     Checking hex v0.4.3
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[INFO] [stderr]     Checking log v0.4.20
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[INFO] [stderr]    Compiling cc v1.0.83
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[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking universal-hash v0.5.1
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[INFO] [stderr]     Checking aes v0.8.3
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[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking rsa v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking bip39 v2.0.0
[INFO] [stderr]     Checking lightspark v0.7.2
[INFO] [stderr]     Checking lightspark-remote-signing v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]    --> src/signer.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 335 |     use hex;
[INFO] [stdout]     |         ^^^ the item `hex` is already defined by prelude
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.13s
[INFO] running `Command { std: "docker" "inspect" "783f482f8709c0eaf34114b907f0849b54e7d7b66d71a64f0c743755390f5e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783f482f8709c0eaf34114b907f0849b54e7d7b66d71a64f0c743755390f5e23", kill_on_drop: false }`
[INFO] [stdout] 783f482f8709c0eaf34114b907f0849b54e7d7b66d71a64f0c743755390f5e23