[INFO] cloning repository https://github.com/bifurcation/umls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bifurcation/umls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbifurcation%2Fumls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbifurcation%2Fumls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be2aab15bec119ad81bdf3d21a2ef8c3519211c2
[INFO] checking bifurcation/umls against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbifurcation%2Fumls" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bifurcation/umls
[INFO] finished tweaking git repo https://github.com/bifurcation/umls
[INFO] tweaked toml for git repo https://github.com/bifurcation/umls written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bifurcation/umls on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "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" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.2)
[INFO] [stderr]       Adding hex-literal v0.4.1 (available: v1.1.0)
[INFO] [stderr]       Adding hmac v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding rand v0.9.2 (available: v0.10.0)
[INFO] [stderr]       Adding rand_chacha v0.9.0 (available: v0.10.0)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.10.0)
[INFO] [stderr]       Adding sha2 v0.10.9 (available: v0.11.0)
[INFO] [stderr]       Adding tabled v0.17.0 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal v0.4.1
[INFO] [stderr]   Downloaded hash32 v0.3.1
[INFO] [stderr]   Downloaded tabled_derive v0.9.0
[INFO] [stderr]   Downloaded ghash v0.5.1
[INFO] [stderr]   Downloaded rand_core v0.9.5
[INFO] [stderr]   Downloaded zeroize v1.8.2
[INFO] [stderr]   Downloaded universal-hash v0.5.1
[INFO] [stderr]   Downloaded poly1305 v0.8.0
[INFO] [stderr]   Downloaded bytecount v0.6.9
[INFO] [stderr]   Downloaded papergrid v0.13.0
[INFO] [stderr]   Downloaded heapless v0.8.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.10.1
[INFO] [stderr]   Downloaded der v0.7.10
[INFO] [stderr]   Downloaded ed25519-dalek v2.2.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.48
[INFO] [stderr]   Downloaded rand v0.9.2
[INFO] [stderr]   Downloaded aes-gcm v0.10.3
[INFO] [stderr]   Downloaded ctr v0.9.2
[INFO] [stderr]   Downloaded polyval v0.6.2
[INFO] [stderr]   Downloaded tabled v0.17.0
[INFO] [stderr]   Downloaded chacha20 v0.9.1
[INFO] [stderr]   Downloaded unicode-width v0.2.2
[INFO] [stderr]   Downloaded zerocopy v0.8.48
[INFO] [stderr]   Downloaded ed25519 v2.2.3
[INFO] [stderr]   Downloaded aead v0.5.2
[INFO] [stderr]   Downloaded opaque-debug v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0284e0fccffd340a5426cd61700fd89aacd368642996af917d9fcfdebc7a6e9
[INFO] running `Command { std: "docker" "start" "-a" "b0284e0fccffd340a5426cd61700fd89aacd368642996af917d9fcfdebc7a6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0284e0fccffd340a5426cd61700fd89aacd368642996af917d9fcfdebc7a6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0284e0fccffd340a5426cd61700fd89aacd368642996af917d9fcfdebc7a6e9", kill_on_drop: false }`
[INFO] [stdout] b0284e0fccffd340a5426cd61700fd89aacd368642996af917d9fcfdebc7a6e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec1d8176483af506bb479b0d35becf55392a96bd090cd439fa40643a3af560e9
[INFO] running `Command { std: "docker" "start" "-a" "ec1d8176483af506bb479b0d35becf55392a96bd090cd439fa40643a3af560e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking papergrid v0.13.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking derive-serialize v0.1.0 (/opt/rustwide/workdir/umls-macros)
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling tabled_derive v0.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking umls-core v0.1.0 (/opt/rustwide/workdir/umls-core)
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking tabled v0.17.0
[INFO] [stderr]     Checking ed25519-dalek v2.2.0
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking umls-rust-crypto v0.1.0 (/opt/rustwide/workdir/umls-rust-crypto)
[INFO] [stderr]     Checking umls v0.1.0 (/opt/rustwide/workdir/umls)
[INFO] [stdout] error: struct `WelcomeSecret` is never constructed
[INFO] [stdout]   --> umls/src/key_schedule.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct WelcomeSecret<C>(HashOutput<C>)
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> umls/src/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout]  2 | #![deny(warnings)] // We should be warnings-clear
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `umls` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ec1d8176483af506bb479b0d35becf55392a96bd090cd439fa40643a3af560e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1d8176483af506bb479b0d35becf55392a96bd090cd439fa40643a3af560e9", kill_on_drop: false }`
[INFO] [stdout] ec1d8176483af506bb479b0d35becf55392a96bd090cd439fa40643a3af560e9
