[INFO] updating cached repository https://github.com/monarrk/obscuro
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b9e77e2e7651b27446c8ac45590f499a1f7fd74
[INFO] checking monarrk/obscuro against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonarrk%2Fobscuro" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monarrk/obscuro on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/monarrk/obscuro
[INFO] finished tweaking git repo https://github.com/monarrk/obscuro
[INFO] tweaked toml for git repo https://github.com/monarrk/obscuro written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/monarrk/obscuro already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5ad3ca3f1a8d4726e65c4112a8827b2126249ea1b7feb893a1c08dad211bbaf
[INFO] running `"docker" "start" "-a" "a5ad3ca3f1a8d4726e65c4112a8827b2126249ea1b7feb893a1c08dad211bbaf"`
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]    Compiling bootloader v0.8.8
[INFO] [stderr]     Checking pc-keyboard v0.3.1
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]     Checking x86_64 v0.7.5
[INFO] [stderr]     Checking x86_64 v0.5.5
[INFO] [stderr]     Checking uart_16550 v0.2.0
[INFO] [stderr]     Checking obscuro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `print`
[INFO] [stderr]  --> src/ata/mod.rs:7:45
[INFO] [stderr]   |
[INFO] [stderr] 7 | use obscuro::{serial_print, serial_println, print, println};
[INFO] [stderr]   |                                             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `print`
[INFO] [stderr]  --> src/ata/mod.rs:7:45
[INFO] [stderr]   |
[INFO] [stderr] 7 | use obscuro::{serial_print, serial_println, print, println};
[INFO] [stderr]   |                                             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stderr]   --> src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stderr] 15 | |     serial_println!("KERNEL PANIC!: {}", _info);
[INFO] [stderr] 16 | |     println!("KERNEL PANIC!: {}", _info);
[INFO] [stderr] 17 | |     obscuro::hlt_loop();
[INFO] [stderr] 18 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `obscuro`.
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0152`.
[INFO] [stderr] error: could not compile `obscuro`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a5ad3ca3f1a8d4726e65c4112a8827b2126249ea1b7feb893a1c08dad211bbaf"`
[INFO] running `"docker" "rm" "-f" "a5ad3ca3f1a8d4726e65c4112a8827b2126249ea1b7feb893a1c08dad211bbaf"`
[INFO] [stdout] a5ad3ca3f1a8d4726e65c4112a8827b2126249ea1b7feb893a1c08dad211bbaf