[INFO] fetching crate bee-signing 0.1.1-alpha...
[INFO] checking bee-signing-0.1.1-alpha against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate bee-signing 0.1.1-alpha into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bee-signing 0.1.1-alpha on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bee-signing 0.1.1-alpha
[INFO] finished tweaking crates.io crate bee-signing 0.1.1-alpha
[INFO] tweaked toml for crates.io crate bee-signing 0.1.1-alpha written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36a37eea83803b7165bd8e106ae711cb73596e93a8fe2e821138dfd9ff2e13fe
[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" "36a37eea83803b7165bd8e106ae711cb73596e93a8fe2e821138dfd9ff2e13fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36a37eea83803b7165bd8e106ae711cb73596e93a8fe2e821138dfd9ff2e13fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a37eea83803b7165bd8e106ae711cb73596e93a8fe2e821138dfd9ff2e13fe", kill_on_drop: false }`
[INFO] [stdout] 36a37eea83803b7165bd8e106ae711cb73596e93a8fe2e821138dfd9ff2e13fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63161020d2b9a8fe07080f0fa47384e1f523246964e1f3f065fe4e10086a15fe
[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" "63161020d2b9a8fe07080f0fa47384e1f523246964e1f3f065fe4e10086a15fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking bee-ternary v0.3.1-alpha
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.48
[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 thiserror-impl v1.0.22
[INFO] [stderr]    Compiling bee-common-derive v0.1.0-alpha
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking bee-crypto v0.2.0-alpha
[INFO] [stderr]     Checking bee-signing v0.1.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> src/ternary/scheme.rs:84:33
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub trait PrivateKey: Zeroize + Drop {
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> src/ternary/scheme.rs:84:33
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub trait PrivateKey: Zeroize + Drop {
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.51s
[INFO] running `Command { std: "docker" "inspect" "63161020d2b9a8fe07080f0fa47384e1f523246964e1f3f065fe4e10086a15fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63161020d2b9a8fe07080f0fa47384e1f523246964e1f3f065fe4e10086a15fe", kill_on_drop: false }`
[INFO] [stdout] 63161020d2b9a8fe07080f0fa47384e1f523246964e1f3f065fe4e10086a15fe