[INFO] fetching crate cryptid 0.2.8...
[INFO] checking cryptid-0.2.8 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate cryptid 0.2.8 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cryptid 0.2.8 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cryptid 0.2.8
[INFO] finished tweaking crates.io crate cryptid 0.2.8
[INFO] tweaked toml for crates.io crate cryptid 0.2.8 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8296ef49d9b84cb7fa3c87ffc5b40040037104460e44ff3d4b4044b54841a45
[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" "f8296ef49d9b84cb7fa3c87ffc5b40040037104460e44ff3d4b4044b54841a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8296ef49d9b84cb7fa3c87ffc5b40040037104460e44ff3d4b4044b54841a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8296ef49d9b84cb7fa3c87ffc5b40040037104460e44ff3d4b4044b54841a45", kill_on_drop: false }`
[INFO] [stdout] f8296ef49d9b84cb7fa3c87ffc5b40040037104460e44ff3d4b4044b54841a45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c37b7e5ad2477c10e5c1f84e51ab92d2bafb8c8ce5261e790fe91540ea57105
[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" "6c37b7e5ad2477c10e5c1f84e51ab92d2bafb8c8ce5261e790fe91540ea57105", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking cryptid v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.93s
[INFO] running `Command { std: "docker" "inspect" "6c37b7e5ad2477c10e5c1f84e51ab92d2bafb8c8ce5261e790fe91540ea57105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c37b7e5ad2477c10e5c1f84e51ab92d2bafb8c8ce5261e790fe91540ea57105", kill_on_drop: false }`
[INFO] [stdout] 6c37b7e5ad2477c10e5c1f84e51ab92d2bafb8c8ce5261e790fe91540ea57105