[INFO] fetching crate nimiq-keys 0.2.0...
[INFO] checking nimiq-keys-0.2.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate nimiq-keys 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nimiq-keys 0.2.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nimiq-keys 0.2.0
[INFO] finished tweaking crates.io crate nimiq-keys 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-keys 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a743a2057ae00be71354b524cbcd94fe40eeb7396e1f82239210c4983094464b
[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" "a743a2057ae00be71354b524cbcd94fe40eeb7396e1f82239210c4983094464b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a743a2057ae00be71354b524cbcd94fe40eeb7396e1f82239210c4983094464b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a743a2057ae00be71354b524cbcd94fe40eeb7396e1f82239210c4983094464b", kill_on_drop: false }`
[INFO] [stdout] a743a2057ae00be71354b524cbcd94fe40eeb7396e1f82239210c4983094464b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 4d814451fc420936da0de82437d36415317e6d3fda059f7a3d2d57ebd63c1ce4
[INFO] running `Command { std: "docker" "start" "-a" "4d814451fc420936da0de82437d36415317e6d3fda059f7a3d2d57ebd63c1ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-iter v0.1.42
[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 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0204]: the trait `Copy` may not be implemented for this type
[INFO] [stdout]  --> 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0204]: the trait `Copy` may not be implemented for this type
[INFO] [stdout]  --> 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: build failed
[INFO] running `Command { std: "docker" "inspect" "4d814451fc420936da0de82437d36415317e6d3fda059f7a3d2d57ebd63c1ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d814451fc420936da0de82437d36415317e6d3fda059f7a3d2d57ebd63c1ce4", kill_on_drop: false }`
[INFO] [stdout] 4d814451fc420936da0de82437d36415317e6d3fda059f7a3d2d57ebd63c1ce4