[INFO] cloning repository https://github.com/Girbons/rust-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Girbons/rust-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGirbons%2Frust-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGirbons%2Frust-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a96e7ed527b995d0362cfe746bc32f79ede088aa
[INFO] checking Girbons/rust-os against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGirbons%2Frust-os" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Girbons/rust-os on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Girbons/rust-os
[INFO] finished tweaking git repo https://github.com/Girbons/rust-os
[INFO] tweaked toml for git repo https://github.com/Girbons/rust-os written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Girbons/rust-os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ab22d9d9a1828c4176eb1029abddd3ebd2b454aef44536d8af96bd4e32d1630
[INFO] running `Command { std: "docker" "start" "-a" "7ab22d9d9a1828c4176eb1029abddd3ebd2b454aef44536d8af96bd4e32d1630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab22d9d9a1828c4176eb1029abddd3ebd2b454aef44536d8af96bd4e32d1630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab22d9d9a1828c4176eb1029abddd3ebd2b454aef44536d8af96bd4e32d1630", kill_on_drop: false }`
[INFO] [stdout] 7ab22d9d9a1828c4176eb1029abddd3ebd2b454aef44536d8af96bd4e32d1630
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db6d97b93623421c4a04c1833169dd54910c05dc034fe74117b050e3561cb5e6
[INFO] running `Command { std: "docker" "start" "-a" "db6d97b93623421c4a04c1833169dd54910c05dc034fe74117b050e3561cb5e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.8.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking volatile v0.2.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking blog_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `test_runner` in the crate root
[INFO] [stdout]  --> src/main.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![test_runner(crate::test_runner)]
[INFO] [stdout]   |                       ^^^^^^^^^^^ not found in the crate root
[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blog_os`
[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" "db6d97b93623421c4a04c1833169dd54910c05dc034fe74117b050e3561cb5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6d97b93623421c4a04c1833169dd54910c05dc034fe74117b050e3561cb5e6", kill_on_drop: false }`
[INFO] [stdout] db6d97b93623421c4a04c1833169dd54910c05dc034fe74117b050e3561cb5e6