[INFO] cloning repository https://github.com/garbageslam/ed25519-serde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garbageslam/ed25519-serde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbageslam%2Fed25519-serde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbageslam%2Fed25519-serde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fc7c89896667682dde6b27bd8617e91c64b3eb7
[INFO] checking garbageslam/ed25519-serde against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarbageslam%2Fed25519-serde" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/garbageslam/ed25519-serde on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/garbageslam/ed25519-serde
[INFO] finished tweaking git repo https://github.com/garbageslam/ed25519-serde
[INFO] tweaked toml for git repo https://github.com/garbageslam/ed25519-serde written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/garbageslam/ed25519-serde already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", 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] 4495b5ae366ac431f20efd95f403b7e1fc9a96a3d015926ce01e34532ec2aaac
[INFO] running `Command { std: "docker" "start" "-a" "4495b5ae366ac431f20efd95f403b7e1fc9a96a3d015926ce01e34532ec2aaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4495b5ae366ac431f20efd95f403b7e1fc9a96a3d015926ce01e34532ec2aaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4495b5ae366ac431f20efd95f403b7e1fc9a96a3d015926ce01e34532ec2aaac", kill_on_drop: false }`
[INFO] [stdout] 4495b5ae366ac431f20efd95f403b7e1fc9a96a3d015926ce01e34532ec2aaac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ccc956e5dab32038b9954fdb4832cd54b34cbbc4c233acef890e57f90be624
[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" "16ccc956e5dab32038b9954fdb4832cd54b34cbbc4c233acef890e57f90be624", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking ed25519 v1.0.2
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0
[INFO] [stderr]     Checking ed25519-serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.95s
[INFO] running `Command { std: "docker" "inspect" "16ccc956e5dab32038b9954fdb4832cd54b34cbbc4c233acef890e57f90be624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ccc956e5dab32038b9954fdb4832cd54b34cbbc4c233acef890e57f90be624", kill_on_drop: false }`
[INFO] [stdout] 16ccc956e5dab32038b9954fdb4832cd54b34cbbc4c233acef890e57f90be624