[INFO] fetching crate hkdf 0.9.0...
[INFO] checking hkdf-0.9.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate hkdf 0.9.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate hkdf 0.9.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hkdf 0.9.0
[INFO] finished tweaking crates.io crate hkdf 0.9.0
[INFO] tweaked toml for crates.io crate hkdf 0.9.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate hkdf 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 680c2bafa1dae23b5c8cd8b0e06d259be5465de8bb9c7a1a830e773b9aa6ab59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "680c2bafa1dae23b5c8cd8b0e06d259be5465de8bb9c7a1a830e773b9aa6ab59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "680c2bafa1dae23b5c8cd8b0e06d259be5465de8bb9c7a1a830e773b9aa6ab59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680c2bafa1dae23b5c8cd8b0e06d259be5465de8bb9c7a1a830e773b9aa6ab59", kill_on_drop: false }`
[INFO] [stdout] 680c2bafa1dae23b5c8cd8b0e06d259be5465de8bb9c7a1a830e773b9aa6ab59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 88e07e6f2538d9712fdefc7a0d0e7b5208148ba53316e9e45f59a68fd185bc34
[INFO] running `Command { std: "docker" "start" "-a" "88e07e6f2538d9712fdefc7a0d0e7b5208148ba53316e9e45f59a68fd185bc34", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking block-cipher-trait v0.4.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]     Checking crypto-tests v0.5.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.8.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking hmac v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.0
[INFO] [stderr]     Checking hkdf v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "88e07e6f2538d9712fdefc7a0d0e7b5208148ba53316e9e45f59a68fd185bc34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88e07e6f2538d9712fdefc7a0d0e7b5208148ba53316e9e45f59a68fd185bc34", kill_on_drop: false }`
[INFO] [stdout] 88e07e6f2538d9712fdefc7a0d0e7b5208148ba53316e9e45f59a68fd185bc34