[INFO] cloning repository https://github.com/alnyan/yboot2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alnyan/yboot2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falnyan%2Fyboot2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falnyan%2Fyboot2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3eedac5effab10fd70cc5c40ae86b663ae2e879c
[INFO] checking alnyan/yboot2 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falnyan%2Fyboot2" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alnyan/yboot2 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/alnyan/yboot2
[INFO] finished tweaking git repo https://github.com/alnyan/yboot2
[INFO] tweaked toml for git repo https://github.com/alnyan/yboot2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/alnyan/yboot2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://git.alnyan.me/yggdrasil/yboot2-proto.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] 75d72b79d4b06c0a0b201eaed41b086647bdc379534d05885eb46d4a337fac2a
[INFO] running `Command { std: "docker" "start" "-a" "75d72b79d4b06c0a0b201eaed41b086647bdc379534d05885eb46d4a337fac2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75d72b79d4b06c0a0b201eaed41b086647bdc379534d05885eb46d4a337fac2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d72b79d4b06c0a0b201eaed41b086647bdc379534d05885eb46d4a337fac2a", kill_on_drop: false }`
[INFO] [stdout] 75d72b79d4b06c0a0b201eaed41b086647bdc379534d05885eb46d4a337fac2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f017f27ab406b1453a89c261dd029d0e1fc8bf82b7c4cce1ae1f97fcc53ae18
[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" "8f017f27ab406b1453a89c261dd029d0e1fc8bf82b7c4cce1ae1f97fcc53ae18", kill_on_drop: false }`
[INFO] [stderr]     Checking core-rt v0.1.0 (/opt/rustwide/workdir/crates/core-rt)
[INFO] [stderr]    Compiling char16-literal v0.1.0 (/opt/rustwide/workdir/crates/char16-literal)
[INFO] [stderr]     Checking efi v0.1.0 (/opt/rustwide/workdir/crates/efi)
[INFO] [stderr]     Checking yboot2-proto v0.1.0 (https://git.alnyan.me/yggdrasil/yboot2-proto.git#f9c0ad12)
[INFO] [stderr]     Checking yboot2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm, const_fn, llvm_asm)]
[INFO] [stdout]   |                 ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm, const_fn, llvm_asm)]
[INFO] [stdout]   |                 ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]    --> src/main.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn panic(panic: &PanicInfo<'_>) -> ! {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]     = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/39e1293fce4b650061e85dda88aa428f726a8444/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-10ccbcbb85a60ebf.rlib
[INFO] [stdout]     = note: second definition in the local crate (`yboot2`)
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yboot2` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8f017f27ab406b1453a89c261dd029d0e1fc8bf82b7c4cce1ae1f97fcc53ae18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f017f27ab406b1453a89c261dd029d0e1fc8bf82b7c4cce1ae1f97fcc53ae18", kill_on_drop: false }`
[INFO] [stdout] 8f017f27ab406b1453a89c261dd029d0e1fc8bf82b7c4cce1ae1f97fcc53ae18