[INFO] cloning repository https://github.com/Moggers/watertank-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Moggers/watertank-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoggers%2Fwatertank-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoggers%2Fwatertank-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4db69ec75dc041a6433c508bd0f943e2abad14c
[INFO] checking Moggers/watertank-rs against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoggers%2Fwatertank-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Moggers/watertank-rs on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Moggers/watertank-rs
[INFO] finished tweaking git repo https://github.com/Moggers/watertank-rs
[INFO] tweaked toml for git repo https://github.com/Moggers/watertank-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Moggers/watertank-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded libloading v0.4.3
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded env_logger v0.5.10
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded quasi v0.32.0
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded syntex_pos v0.58.1
[INFO] [stderr]   Downloaded vcell v0.1.0
[INFO] [stderr]   Downloaded cexpr v0.2.3
[INFO] [stderr]   Downloaded clang-sys v0.22.0
[INFO] [stderr]   Downloaded clang-sys v0.19.0
[INFO] [stderr]   Downloaded volatile-register v0.1.2
[INFO] [stderr]   Downloaded quasi_codegen v0.32.0
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded syntex_errors v0.58.1
[INFO] [stderr]   Downloaded bindgen v0.26.3
[INFO] [stderr]   Downloaded aster v0.41.0
[INFO] [stderr]   Downloaded syntex v0.58.1
[INFO] [stderr]   Downloaded cortex-m-rt v0.5.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.38
[INFO] [stderr]   Downloaded syntex_syntax v0.58.1
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded aligned v0.2.0
[INFO] [stderr]   Downloaded nom v3.2.1
[INFO] [stderr]   Downloaded cty v0.1.5
[INFO] [stderr]   Downloaded alloc-cortex-m v0.3.4
[INFO] [stderr]   Downloaded cortex-m v0.1.7
[INFO] [stderr]   Downloaded panic-semihosting v0.2.0
[INFO] [stderr]   Downloaded linked_list_allocator v0.6.1
[INFO] [stderr]   Downloaded bare-metal v0.2.0
[INFO] [stderr]   Downloaded cortex-m v0.5.2
[INFO] [stderr]   Downloaded bindgen v0.37.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ba7a9656592d2e5f743f56fa2b9fbbf06a9a5a637d64005699addb148069a5a
[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" "3ba7a9656592d2e5f743f56fa2b9fbbf06a9a5a637d64005699addb148069a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ba7a9656592d2e5f743f56fa2b9fbbf06a9a5a637d64005699addb148069a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba7a9656592d2e5f743f56fa2b9fbbf06a9a5a637d64005699addb148069a5a", kill_on_drop: false }`
[INFO] [stdout] 3ba7a9656592d2e5f743f56fa2b9fbbf06a9a5a637d64005699addb148069a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b1d59f4c43030218431742977c909efeb6c66e86bfc7d424a8ebbb5e04f46446
[INFO] running `Command { std: "docker" "start" "-a" "b1d59f4c43030218431742977c909efeb6c66e86bfc7d424a8ebbb5e04f46446", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling bindgen v0.37.0
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]     Checking volatile-register v0.1.2
[INFO] [stderr]     Checking bare-metal v0.2.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking linked_list_allocator v0.6.1
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stdout] error[E0432]: unresolved imports `core::alloc::Alloc`, `core::alloc::AllocErr`, `core::alloc::Opaque`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.1/src/lib.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::alloc::{Alloc, AllocErr, GlobalAlloc, Layout, Opaque};
[INFO] [stdout]    |                   ^^^^^  ^^^^^^^^                       ^^^^^^ no `Opaque` in `alloc`
[INFO] [stdout]    |                   |      |
[INFO] [stdout]    |                   |      no `AllocErr` in `alloc`
[INFO] [stdout]    |                   |      help: a similar name exists in the module: `AllocError`
[INFO] [stdout]    |                   no `Alloc` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::alloc::AllocErr`, `core::alloc::Opaque`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.1/src/hole.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::alloc::{AllocErr, Layout, Opaque};
[INFO] [stdout]   |                   ^^^^^^^^          ^^^^^^ no `Opaque` in `alloc`
[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: aborting due to 2 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 `linked_list_allocator`
[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" "b1d59f4c43030218431742977c909efeb6c66e86bfc7d424a8ebbb5e04f46446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d59f4c43030218431742977c909efeb6c66e86bfc7d424a8ebbb5e04f46446", kill_on_drop: false }`
[INFO] [stdout] b1d59f4c43030218431742977c909efeb6c66e86bfc7d424a8ebbb5e04f46446