[INFO] fetching crate z80emu 0.5.0...
[INFO] checking z80emu-0.5.0 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate z80emu 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate z80emu 0.5.0 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate z80emu 0.5.0
[INFO] finished tweaking crates.io crate z80emu 0.5.0
[INFO] tweaked toml for crates.io crate z80emu 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate z80emu 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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] 92b9847e7daeae9f702ba1955ada6d0b69a45785112ea6446318eceb418bdc43
[INFO] running `Command { std: "docker" "start" "-a" "92b9847e7daeae9f702ba1955ada6d0b69a45785112ea6446318eceb418bdc43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92b9847e7daeae9f702ba1955ada6d0b69a45785112ea6446318eceb418bdc43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b9847e7daeae9f702ba1955ada6d0b69a45785112ea6446318eceb418bdc43", kill_on_drop: false }`
[INFO] [stdout] 92b9847e7daeae9f702ba1955ada6d0b69a45785112ea6446318eceb418bdc43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f080b43ffe058c7749222ae8e5cedff111b2783878435d4f08abefd63ac9963
[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" "2f080b43ffe058c7749222ae8e5cedff111b2783878435d4f08abefd63ac9963", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking z80emu v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `u64: ToChtype` is not satisfied
[INFO] [stdout]    --> examples/terminal.rs:102:46
[INFO] [stdout]     |
[INFO] [stdout] 102 |                         ch => { window.addch(ch as u64); }
[INFO] [stdout]     |                                              ^^^^^^^^^ the trait `ToChtype` is not implemented for `u64`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `z80emu`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2f080b43ffe058c7749222ae8e5cedff111b2783878435d4f08abefd63ac9963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f080b43ffe058c7749222ae8e5cedff111b2783878435d4f08abefd63ac9963", kill_on_drop: false }`
[INFO] [stdout] 2f080b43ffe058c7749222ae8e5cedff111b2783878435d4f08abefd63ac9963