[INFO] cloning repository https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrebuchKill%2FeduOS-rs-hhu-bachelor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrebuchKill%2FeduOS-rs-hhu-bachelor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c7c165ff0092a344608fe2533ffc47c6a637220
[INFO] checking TrebuchKill/eduOS-rs-hhu-bachelor against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrebuchKill%2FeduOS-rs-hhu-bachelor" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor
[INFO] finished tweaking git repo https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor
[INFO] tweaked toml for git repo https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TrebuchKill/eduOS-rs-hhu-bachelor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qemu-exit v3.0.1
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb972de14a7faca7a360592d6cdf14da2d408bfa3c96d437607213253c88b36c
[INFO] running `Command { std: "docker" "start" "-a" "bb972de14a7faca7a360592d6cdf14da2d408bfa3c96d437607213253c88b36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb972de14a7faca7a360592d6cdf14da2d408bfa3c96d437607213253c88b36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb972de14a7faca7a360592d6cdf14da2d408bfa3c96d437607213253c88b36c", kill_on_drop: false }`
[INFO] [stdout] bb972de14a7faca7a360592d6cdf14da2d408bfa3c96d437607213253c88b36c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3aa85438b7d49e24f0cf98715fad3d6622dced64d36fc9d8453f63baf0f97e9b
[INFO] running `Command { std: "docker" "start" "-a" "3aa85438b7d49e24f0cf98715fad3d6622dced64d36fc9d8453f63baf0f97e9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling bootloader v0.9.23
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling eduos-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking qemu-exit v3.0.1
[INFO] [stderr]     Checking raw-cpuid v10.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: eduos-rs@0.1.0: drive0.qcow not found. Running qemu-img...
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `eduos-rs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/eduos-rs-3bc5c6b5b007d497/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:warning=drive0.qcow not found. Running qemu-img...
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3aa85438b7d49e24f0cf98715fad3d6622dced64d36fc9d8453f63baf0f97e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa85438b7d49e24f0cf98715fad3d6622dced64d36fc9d8453f63baf0f97e9b", kill_on_drop: false }`
[INFO] [stdout] 3aa85438b7d49e24f0cf98715fad3d6622dced64d36fc9d8453f63baf0f97e9b