[INFO] cloning repository https://github.com/ponyatov/rus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ponyatov/rus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fponyatov%2Frus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fponyatov%2Frus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12eb8791aec188b51e368664ecfae2faaf2d2884
[INFO] testing ponyatov/rus against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fponyatov%2Frus" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ponyatov/rus 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/ponyatov/rus
[INFO] finished tweaking git repo https://github.com/ponyatov/rus
[INFO] tweaked toml for git repo https://github.com/ponyatov/rus written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/ponyatov/rus 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] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-15/source/src/main.rs
[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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] [stdout] eba20dc24083e9c85d2f7fd166178ae6e0d0d0df5200cbaad50559a74b3c2a0c
[INFO] running `Command { std: "docker" "start" "-a" "eba20dc24083e9c85d2f7fd166178ae6e0d0d0df5200cbaad50559a74b3c2a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eba20dc24083e9c85d2f7fd166178ae6e0d0d0df5200cbaad50559a74b3c2a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba20dc24083e9c85d2f7fd166178ae6e0d0d0df5200cbaad50559a74b3c2a0c", kill_on_drop: false }`
[INFO] [stdout] eba20dc24083e9c85d2f7fd166178ae6e0d0d0df5200cbaad50559a74b3c2a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c390f2194693083ea5976dfc0cd1bdc89eb737e63359da09473b3a8d37529c5e
[INFO] running `Command { std: "docker" "start" "-a" "c390f2194693083ea5976dfc0cd1bdc89eb737e63359da09473b3a8d37529c5e", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rus v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: language items are subject to change
[INFO] [stdout]   --> src/i386.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[lang = "eh_personality"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(lang_items)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/i386.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rus` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c390f2194693083ea5976dfc0cd1bdc89eb737e63359da09473b3a8d37529c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c390f2194693083ea5976dfc0cd1bdc89eb737e63359da09473b3a8d37529c5e", kill_on_drop: false }`
[INFO] [stdout] c390f2194693083ea5976dfc0cd1bdc89eb737e63359da09473b3a8d37529c5e