[INFO] cloning repository https://github.com/ZeliTheZealot/digital-signature
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZeliTheZealot/digital-signature" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeliTheZealot%2Fdigital-signature", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeliTheZealot%2Fdigital-signature'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3c23cabadd65a7940fe652fd9d8868d77680d76
[INFO] checking ZeliTheZealot/digital-signature against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeliTheZealot%2Fdigital-signature" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
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Checking out files: 100% (4066/4066), done.
[INFO] validating manifest of git repo https://github.com/ZeliTheZealot/digital-signature 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/ZeliTheZealot/digital-signature
[INFO] finished tweaking git repo https://github.com/ZeliTheZealot/digital-signature
[INFO] tweaked toml for git repo https://github.com/ZeliTheZealot/digital-signature written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ZeliTheZealot/digital-signature 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] b70b570e547fe0edc75a4fcce0b5499d0a04563cf1ff47ff6462651a671b87d3
[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" "b70b570e547fe0edc75a4fcce0b5499d0a04563cf1ff47ff6462651a671b87d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b70b570e547fe0edc75a4fcce0b5499d0a04563cf1ff47ff6462651a671b87d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70b570e547fe0edc75a4fcce0b5499d0a04563cf1ff47ff6462651a671b87d3", kill_on_drop: false }`
[INFO] [stdout] b70b570e547fe0edc75a4fcce0b5499d0a04563cf1ff47ff6462651a671b87d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 335ce2af72ed87940880d6eeabc60706d9449f5a3eebe172676bdd31b32f928b
[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" "335ce2af72ed87940880d6eeabc60706d9449f5a3eebe172676bdd31b32f928b", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]    Compiling secp256k1-test v0.7.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking merlin v1.2.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking schnorrkel v0.8.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking digital_signature v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.25s
[INFO] running `Command { std: "docker" "inspect" "335ce2af72ed87940880d6eeabc60706d9449f5a3eebe172676bdd31b32f928b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335ce2af72ed87940880d6eeabc60706d9449f5a3eebe172676bdd31b32f928b", kill_on_drop: false }`
[INFO] [stdout] 335ce2af72ed87940880d6eeabc60706d9449f5a3eebe172676bdd31b32f928b