[INFO] fetching crate sgx_backtrace 1.1.1...
[INFO] testing sgx_backtrace-1.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate sgx_backtrace 1.1.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate sgx_backtrace 1.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sgx_backtrace 1.1.1
[INFO] finished tweaking crates.io crate sgx_backtrace 1.1.1
[INFO] tweaked toml for crates.io crate sgx_backtrace 1.1.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3662e3b1abc7d3a577bf1196ba0f4e342732b9e71bb1731c60703e76865ea9c
[INFO] running `Command { std: "docker" "start" "-a" "d3662e3b1abc7d3a577bf1196ba0f4e342732b9e71bb1731c60703e76865ea9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3662e3b1abc7d3a577bf1196ba0f4e342732b9e71bb1731c60703e76865ea9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3662e3b1abc7d3a577bf1196ba0f4e342732b9e71bb1731c60703e76865ea9c", kill_on_drop: false }`
[INFO] [stdout] d3662e3b1abc7d3a577bf1196ba0f4e342732b9e71bb1731c60703e76865ea9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2652aee5f4c1b6317a7b62b0c682ab8799f53344d950727edc438c854761395
[INFO] running `Command { std: "docker" "start" "-a" "a2652aee5f4c1b6317a7b62b0c682ab8799f53344d950727edc438c854761395", kill_on_drop: false }`
[INFO] [stderr]    Compiling sgx_build_helper v0.1.3
[INFO] [stderr]    Compiling sgx_types v1.1.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling sgx_tstd v1.1.1
[INFO] [stderr]    Compiling sgx_alloc v1.1.1
[INFO] [stderr]    Compiling sgx_demangle v1.1.1
[INFO] [stdout] error[E0432]: unresolved imports `core::alloc::AllocRef`, `core::alloc::AllocErr`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sgx_alloc-1.1.1/src/system.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 | use core::alloc::{GlobalAlloc, AllocRef, 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]    |                                no `AllocRef` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr] error: could not compile `sgx_alloc` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a2652aee5f4c1b6317a7b62b0c682ab8799f53344d950727edc438c854761395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2652aee5f4c1b6317a7b62b0c682ab8799f53344d950727edc438c854761395", kill_on_drop: false }`
[INFO] [stdout] a2652aee5f4c1b6317a7b62b0c682ab8799f53344d950727edc438c854761395