[INFO] cloning repository https://github.com/the10thWiz/compiler-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the10thWiz/compiler-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fcompiler-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fcompiler-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa344613b72009d4ee8a4eda8cb447d250c65374
[INFO] testing the10thWiz/compiler-test against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fcompiler-test" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/the10thWiz/compiler-test on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the10thWiz/compiler-test
[INFO] finished tweaking git repo https://github.com/the10thWiz/compiler-test
[INFO] tweaked toml for git repo https://github.com/the10thWiz/compiler-test written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/the10thWiz/compiler-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 42e0b838cf7ce7e2e8c0ec96edd4b982d0aa9a7e770982dac486baf3a7f0d3f1
[INFO] running `Command { std: "docker" "start" "-a" "42e0b838cf7ce7e2e8c0ec96edd4b982d0aa9a7e770982dac486baf3a7f0d3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42e0b838cf7ce7e2e8c0ec96edd4b982d0aa9a7e770982dac486baf3a7f0d3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e0b838cf7ce7e2e8c0ec96edd4b982d0aa9a7e770982dac486baf3a7f0d3f1", kill_on_drop: false }`
[INFO] [stdout] 42e0b838cf7ce7e2e8c0ec96edd4b982d0aa9a7e770982dac486baf3a7f0d3f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68a5c74752c351163532680f0ca5daf3b8be9283bd5d7ccee21acc5a3ee9462f
[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" "68a5c74752c351163532680f0ca5daf3b8be9283bd5d7ccee21acc5a3ee9462f", kill_on_drop: false }`
[INFO] [stderr]    Compiling bswap v1.0.0
[INFO] [stderr]    Compiling sha v1.0.3
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `scope` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | mod scope;
[INFO] [stdout]    | ---------- previous definition of the module `scope` here
[INFO] [stdout] ...
[INFO] [stdout] 22 | mod scope;
[INFO] [stdout]    | ^^^^^^^^^^ `scope` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `scope` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `vars` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | mod vars;
[INFO] [stdout]    | --------- previous definition of the module `vars` here
[INFO] [stdout] ...
[INFO] [stdout] 23 | mod vars;
[INFO] [stdout]    | ^^^^^^^^^ `vars` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `vars` must be defined only once in the type namespace of this module
[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 E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiler` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "68a5c74752c351163532680f0ca5daf3b8be9283bd5d7ccee21acc5a3ee9462f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a5c74752c351163532680f0ca5daf3b8be9283bd5d7ccee21acc5a3ee9462f", kill_on_drop: false }`
[INFO] [stdout] 68a5c74752c351163532680f0ca5daf3b8be9283bd5d7ccee21acc5a3ee9462f