[INFO] fetching crate litex 0.1.3...
[INFO] checking litex-0.1.3 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate litex 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate litex 0.1.3 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking crates.io crate litex 0.1.3
[INFO] finished tweaking crates.io crate litex 0.1.3
[INFO] tweaked toml for crates.io crate litex 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate litex 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked_list_allocator v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 166fcc7ce9bbcee0989319e805d1b317720b7222106ce3e46badfa4372a4b5cb
[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" "166fcc7ce9bbcee0989319e805d1b317720b7222106ce3e46badfa4372a4b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "166fcc7ce9bbcee0989319e805d1b317720b7222106ce3e46badfa4372a4b5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166fcc7ce9bbcee0989319e805d1b317720b7222106ce3e46badfa4372a4b5cb", kill_on_drop: false }`
[INFO] [stdout] 166fcc7ce9bbcee0989319e805d1b317720b7222106ce3e46badfa4372a4b5cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe648cb8eb56cd48218154d6996b4e3d56475fa35db520f8ed3ec2c3be7dd63e
[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" "fe648cb8eb56cd48218154d6996b4e3d56475fa35db520f8ed3ec2c3be7dd63e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling litex v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking linked_list_allocator v0.6.4
[INFO] [stdout] error[E0432]: unresolved import `alloc::alloc::Alloc`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.6.4/src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | use alloc::alloc::{Alloc, AllocErr, Layout};
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    no `Alloc` in `alloc`
[INFO] [stdout]    |                    help: a similar name exists in the module: `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linked_list_allocator`
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[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" "fe648cb8eb56cd48218154d6996b4e3d56475fa35db520f8ed3ec2c3be7dd63e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe648cb8eb56cd48218154d6996b4e3d56475fa35db520f8ed3ec2c3be7dd63e", kill_on_drop: false }`
[INFO] [stdout] fe648cb8eb56cd48218154d6996b4e3d56475fa35db520f8ed3ec2c3be7dd63e