[INFO] crate nkeys 0.0.9 is already in cache
[INFO] checking nkeys-0.0.9 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate nkeys 0.0.9 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nkeys 0.0.9 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nkeys 0.0.9
[INFO] finished tweaking crates.io crate nkeys 0.0.9
[INFO] tweaked toml for crates.io crate nkeys 0.0.9 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nkeys 0.0.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] addbbe6531e89dafbc585348610f7acf0ae3f5b221fc6a41e403c8380c5a9b03
[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" "addbbe6531e89dafbc585348610f7acf0ae3f5b221fc6a41e403c8380c5a9b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "addbbe6531e89dafbc585348610f7acf0ae3f5b221fc6a41e403c8380c5a9b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addbbe6531e89dafbc585348610f7acf0ae3f5b221fc6a41e403c8380c5a9b03", kill_on_drop: false }`
[INFO] [stdout] addbbe6531e89dafbc585348610f7acf0ae3f5b221fc6a41e403c8380c5a9b03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbaf842700b2a7ab7a6336c98ca0128ed034915bdfbbcc80602b523e2d97d515
[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" "bbaf842700b2a7ab7a6336c98ca0128ed034915bdfbbcc80602b523e2d97d515", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking data-encoding v2.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking subtle-encoding v0.4.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking signature v1.0.0-pre.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking ed25519 v1.0.0-pre.1
[INFO] [stderr]     Checking signatory v0.18.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking signatory-dalek v0.18.1
[INFO] [stderr]     Checking nkeys v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.29s
[INFO] running `Command { std: "docker" "inspect" "bbaf842700b2a7ab7a6336c98ca0128ed034915bdfbbcc80602b523e2d97d515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbaf842700b2a7ab7a6336c98ca0128ed034915bdfbbcc80602b523e2d97d515", kill_on_drop: false }`
[INFO] [stdout] bbaf842700b2a7ab7a6336c98ca0128ed034915bdfbbcc80602b523e2d97d515