[INFO] fetching crate skymd 0.1.8...
[INFO] checking skymd-0.1.8 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate skymd 0.1.8 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate skymd 0.1.8 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skymd 0.1.8
[INFO] finished tweaking crates.io crate skymd 0.1.8
[INFO] tweaked toml for crates.io crate skymd 0.1.8 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 1e1c65ad9844ba0c0695dc06f4ff1f821fc0e2a4479644ac15ab1e238a5fd4a2
[INFO] running `Command { std: "docker" "start" "-a" "1e1c65ad9844ba0c0695dc06f4ff1f821fc0e2a4479644ac15ab1e238a5fd4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e1c65ad9844ba0c0695dc06f4ff1f821fc0e2a4479644ac15ab1e238a5fd4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1c65ad9844ba0c0695dc06f4ff1f821fc0e2a4479644ac15ab1e238a5fd4a2", kill_on_drop: false }`
[INFO] [stdout] 1e1c65ad9844ba0c0695dc06f4ff1f821fc0e2a4479644ac15ab1e238a5fd4a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21f1b5affbf1be98243ae39d1fb37d26d85b5d753b979bf3c32ff4b4cd36ac8f
[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" "21f1b5affbf1be98243ae39d1fb37d26d85b5d753b979bf3c32ff4b4cd36ac8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]    Compiling skymd v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] warning: unused import: `EverCrypt_Curve25519_scalarmult`
[INFO] [stdout]  --> src/curve25519.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     EverCrypt_Curve25519_ecdh, EverCrypt_Curve25519_scalarmult,
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EverCrypt_Curve25519_scalarmult`
[INFO] [stdout]  --> src/curve25519.rs:5:32
[INFO] [stdout]   |
[INFO] [stdout] 5 |     EverCrypt_Curve25519_ecdh, EverCrypt_Curve25519_scalarmult,
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.26s
[INFO] running `Command { std: "docker" "inspect" "21f1b5affbf1be98243ae39d1fb37d26d85b5d753b979bf3c32ff4b4cd36ac8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f1b5affbf1be98243ae39d1fb37d26d85b5d753b979bf3c32ff4b4cd36ac8f", kill_on_drop: false }`
[INFO] [stdout] 21f1b5affbf1be98243ae39d1fb37d26d85b5d753b979bf3c32ff4b4cd36ac8f