[INFO] cloning repository https://github.com/tonnylyz/rustpi-user
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonnylyz/rustpi-user" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonnylyz%2Frustpi-user", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonnylyz%2Frustpi-user'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a7620bdfd1b41b27f9486e01269ff5a2591d3ad
[INFO] checking tonnylyz/rustpi-user against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonnylyz%2Frustpi-user" "/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/tonnylyz/rustpi-user on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tonnylyz/rustpi-user
[INFO] finished tweaking git repo https://github.com/tonnylyz/rustpi-user
[INFO] tweaked toml for git repo https://github.com/tonnylyz/rustpi-user written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tonnylyz/rustpi-user already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tock-registers v0.5.0
[INFO] [stderr]   Downloaded buddy_system_allocator v0.4.0
[INFO] [stderr]   Downloaded rlibc v0.1.5
[INFO] [stderr]   Downloaded register v0.5.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f0d4ffdeb3130344de22db0ad2be0f565185e53af32abfdb3255b7363b1f165
[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" "7f0d4ffdeb3130344de22db0ad2be0f565185e53af32abfdb3255b7363b1f165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0d4ffdeb3130344de22db0ad2be0f565185e53af32abfdb3255b7363b1f165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0d4ffdeb3130344de22db0ad2be0f565185e53af32abfdb3255b7363b1f165", kill_on_drop: false }`
[INFO] [stdout] 7f0d4ffdeb3130344de22db0ad2be0f565185e53af32abfdb3255b7363b1f165
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69c38cd1e58b063bba9d34c0a2e9f2e587858b62757910215ef300a39f09f91e
[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" "69c38cd1e58b063bba9d34c0a2e9f2e587858b62757910215ef300a39f09f91e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking tock-registers v0.5.0
[INFO] [stderr]     Checking rlibc v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking register v0.5.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking buddy_system_allocator v0.4.0
[INFO] [stdout] error[E0432]: unresolved import `alloc::alloc::AllocErr`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/buddy_system_allocator-0.4.0/src/lib.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 | use alloc::alloc::{AllocErr, Layout};
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    no `AllocErr` in `alloc`
[INFO] [stdout]    |                    help: a similar name exists in the module: `AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::alloc::AllocRef`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/buddy_system_allocator-0.4.0/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use alloc::alloc::AllocRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ no `AllocRef` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `alloc::alloc::AllocInit`, `alloc::alloc::MemoryBlock`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/buddy_system_allocator-0.4.0/src/lib.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | use alloc::alloc::{AllocInit, MemoryBlock};
[INFO] [stdout]    |                    ^^^^^^^^^  ^^^^^^^^^^^ no `MemoryBlock` in `alloc`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    no `AllocInit` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buddy_system_allocator`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "69c38cd1e58b063bba9d34c0a2e9f2e587858b62757910215ef300a39f09f91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c38cd1e58b063bba9d34c0a2e9f2e587858b62757910215ef300a39f09f91e", kill_on_drop: false }`
[INFO] [stdout] 69c38cd1e58b063bba9d34c0a2e9f2e587858b62757910215ef300a39f09f91e