[INFO] updating cached repository https://github.com/Hand-of-Cthulhu/NoIdea_OS
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/Hand-of-Cthulhu/NoIdea_OS
[INFO] [stderr]    61dd7bc..d4a5a68  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4a5a681cc5f25f942e15ff8c8a353aef6ad2e25
[INFO] testing Hand-of-Cthulhu/NoIdea_OS against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHand-of-Cthulhu%2FNoIdea_OS" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hand-of-Cthulhu/NoIdea_OS on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Hand-of-Cthulhu/NoIdea_OS
[INFO] finished tweaking git repo https://github.com/Hand-of-Cthulhu/NoIdea_OS
[INFO] tweaked toml for git repo https://github.com/Hand-of-Cthulhu/NoIdea_OS written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Hand-of-Cthulhu/NoIdea_OS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe1950c7e184a9cd15db12bcde4b34d6bf563cef00689880a8baf9e6f646fa68
[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" "fe1950c7e184a9cd15db12bcde4b34d6bf563cef00689880a8baf9e6f646fa68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe1950c7e184a9cd15db12bcde4b34d6bf563cef00689880a8baf9e6f646fa68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1950c7e184a9cd15db12bcde4b34d6bf563cef00689880a8baf9e6f646fa68", kill_on_drop: false }`
[INFO] [stdout] fe1950c7e184a9cd15db12bcde4b34d6bf563cef00689880a8baf9e6f646fa68
[INFO] running `Command { std: "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5d479c7f88c735489a90068a0decee7cc973abc4dcc74fcfdac054fba00932b
[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" "e5d479c7f88c735489a90068a0decee7cc973abc4dcc74fcfdac054fba00932b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling x86_64 v0.11.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling bootloader v0.9.5
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling cpuio v0.3.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling my-tidy-os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pc-keyboard v0.5.0
[INFO] [stderr]    Compiling volatile v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pic8259_simple v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling uart_16550 v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.0
[INFO] [stderr]    Compiling num_enum v0.5.0
[INFO] [stderr]    Compiling postcard v0.5.0
[INFO] [stdout] warning: unused import: `crate::ipc::FifoKey`
[INFO] [stdout]  --> src/tests/app_test_runner.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::ipc::FifoKey;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `eprint`, `eprintln`, `print`, `println`, `serial_print`
[INFO] [stdout]  --> src/tests/mod.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{println, print, eprintln, eprint, serial_println, serial_print};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^  ^^^^^^^^  ^^^^^^                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::println`
[INFO] [stdout]   --> src/interrupts/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::println;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::prelude::v1::*`
[INFO] [stdout]  --> src/kernel.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::prelude::v1::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my-tidy-os`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e5d479c7f88c735489a90068a0decee7cc973abc4dcc74fcfdac054fba00932b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d479c7f88c735489a90068a0decee7cc973abc4dcc74fcfdac054fba00932b", kill_on_drop: false }`
[INFO] [stdout] e5d479c7f88c735489a90068a0decee7cc973abc4dcc74fcfdac054fba00932b