[INFO] fetching crate nimiq-key-derivation 0.2.0...
[INFO] checking nimiq-key-derivation-0.2.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate nimiq-key-derivation 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nimiq-key-derivation 0.2.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nimiq-key-derivation 0.2.0
[INFO] finished tweaking crates.io crate nimiq-key-derivation 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-key-derivation 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75974374fa349de588ab8438a73f8f8558fe064d798262c1ec7e0e99a15d0798
[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" "75974374fa349de588ab8438a73f8f8558fe064d798262c1ec7e0e99a15d0798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75974374fa349de588ab8438a73f8f8558fe064d798262c1ec7e0e99a15d0798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75974374fa349de588ab8438a73f8f8558fe064d798262c1ec7e0e99a15d0798", kill_on_drop: false }`
[INFO] [stdout] 75974374fa349de588ab8438a73f8f8558fe064d798262c1ec7e0e99a15d0798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6f89ffaaa48fde539cd1e0fec5ae4e3ea5c149a576d6bbb6299a45d5ad20ba7
[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" "d6f89ffaaa48fde539cd1e0fec5ae4e3ea5c149a576d6bbb6299a45d5ad20ba7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking beserial v0.2.0
[INFO] [stderr]     Checking nimiq-hash v0.2.0
[INFO] [stderr]    Compiling beserial_derive 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 a derive macro (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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d6f89ffaaa48fde539cd1e0fec5ae4e3ea5c149a576d6bbb6299a45d5ad20ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f89ffaaa48fde539cd1e0fec5ae4e3ea5c149a576d6bbb6299a45d5ad20ba7", kill_on_drop: false }`
[INFO] [stdout] d6f89ffaaa48fde539cd1e0fec5ae4e3ea5c149a576d6bbb6299a45d5ad20ba7