[INFO] fetching crate umbral-rs 0.0.1...
[INFO] checking umbral-rs-0.0.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate umbral-rs 0.0.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate umbral-rs 0.0.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate umbral-rs 0.0.1
[INFO] finished tweaking crates.io crate umbral-rs 0.0.1
[INFO] tweaked toml for crates.io crate umbral-rs 0.0.1 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a928ace008b880478a18c1260c3d67eaac86a9af0aaf27d71897fb3bb6f34ced
[INFO] running `Command { std: "docker" "start" "-a" "a928ace008b880478a18c1260c3d67eaac86a9af0aaf27d71897fb3bb6f34ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a928ace008b880478a18c1260c3d67eaac86a9af0aaf27d71897fb3bb6f34ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a928ace008b880478a18c1260c3d67eaac86a9af0aaf27d71897fb3bb6f34ced", kill_on_drop: false }`
[INFO] [stdout] a928ace008b880478a18c1260c3d67eaac86a9af0aaf27d71897fb3bb6f34ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdef5f6f3bb26cec6f3a2adfa5f2ac23ca3846a6018378a9a5660c3bbd7ea91b
[INFO] running `Command { std: "docker" "start" "-a" "bdef5f6f3bb26cec6f3a2adfa5f2ac23ca3846a6018378a9a5660c3bbd7ea91b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking stream-cipher v0.4.1
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking chacha20 v0.4.3
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking chacha20poly1305 v0.5.1
[INFO] [stderr]     Checking umbral-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.59s
[INFO] running `Command { std: "docker" "inspect" "bdef5f6f3bb26cec6f3a2adfa5f2ac23ca3846a6018378a9a5660c3bbd7ea91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdef5f6f3bb26cec6f3a2adfa5f2ac23ca3846a6018378a9a5660c3bbd7ea91b", kill_on_drop: false }`
[INFO] [stdout] bdef5f6f3bb26cec6f3a2adfa5f2ac23ca3846a6018378a9a5660c3bbd7ea91b