[INFO] fetching crate nimiq-mnemonic 0.2.0...
[INFO] checking nimiq-mnemonic-0.2.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate nimiq-mnemonic 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nimiq-mnemonic 0.2.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nimiq-mnemonic 0.2.0
[INFO] finished tweaking crates.io crate nimiq-mnemonic 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-mnemonic 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cceba4a93dddc732cff66012ae9fc37c23c9bffbdfdf97e87b6b7b410b5667e
[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" "2cceba4a93dddc732cff66012ae9fc37c23c9bffbdfdf97e87b6b7b410b5667e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cceba4a93dddc732cff66012ae9fc37c23c9bffbdfdf97e87b6b7b410b5667e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cceba4a93dddc732cff66012ae9fc37c23c9bffbdfdf97e87b6b7b410b5667e", kill_on_drop: false }`
[INFO] [stdout] 2cceba4a93dddc732cff66012ae9fc37c23c9bffbdfdf97e87b6b7b410b5667e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] ebf67f5be2841c2b5f9f64cf3b6de7310e50aee0ff619e9ad5a169de0fc0d729
[INFO] running `Command { std: "docker" "start" "-a" "ebf67f5be2841c2b5f9f64cf3b6de7310e50aee0ff619e9ad5a169de0fc0d729", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking nimiq-utils v0.2.0
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling beserial v0.2.0
[INFO] [stderr]    Compiling beserial_derive v0.2.0
[INFO] [stderr]     Checking nimiq-hash v0.2.0
[INFO] [stderr]     Checking nimiq-keys v0.2.0
[INFO] [stdout] error[E0204]: the trait `Copy` may not be implemented for this type
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nimiq-keys-0.2.0/src/errors.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Clone, Copy, Eq, PartialEq, Hash, Debug, Fail)]
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 6 | #[fail(display = "{}", _0)]
[INFO] [stdout] 7 | pub struct KeysError(pub(crate) SignatureError);
[INFO] [stdout]   |                      ------------------------- this field does not implement `Copy`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0204`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nimiq-keys` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ebf67f5be2841c2b5f9f64cf3b6de7310e50aee0ff619e9ad5a169de0fc0d729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf67f5be2841c2b5f9f64cf3b6de7310e50aee0ff619e9ad5a169de0fc0d729", kill_on_drop: false }`
[INFO] [stdout] ebf67f5be2841c2b5f9f64cf3b6de7310e50aee0ff619e9ad5a169de0fc0d729