[INFO] cloning repository https://github.com/Coderkakaxi/HW3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Coderkakaxi/HW3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCoderkakaxi%2FHW3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCoderkakaxi%2FHW3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95cf74c07d3b52982588a4eb6b584d5d8830048f
[INFO] testing Coderkakaxi/HW3 against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCoderkakaxi%2FHW3" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Coderkakaxi/HW3
[INFO] finished tweaking git repo https://github.com/Coderkakaxi/HW3
[INFO] tweaked toml for git repo https://github.com/Coderkakaxi/HW3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Coderkakaxi/HW3 on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Coderkakaxi/HW3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d9be97e6371360b40b5d4643acb216b84daf88da7a949c00bd14be10aacebbb
[INFO] running `Command { std: "docker" "start" "-a" "8d9be97e6371360b40b5d4643acb216b84daf88da7a949c00bd14be10aacebbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d9be97e6371360b40b5d4643acb216b84daf88da7a949c00bd14be10aacebbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9be97e6371360b40b5d4643acb216b84daf88da7a949c00bd14be10aacebbb", kill_on_drop: false }`
[INFO] [stdout] 8d9be97e6371360b40b5d4643acb216b84daf88da7a949c00bd14be10aacebbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 961c26cc3275502b611196975c1486f140b244de79fe1725b94fa730eef24b26
[INFO] running `Command { std: "docker" "start" "-a" "961c26cc3275502b611196975c1486f140b244de79fe1725b94fa730eef24b26", kill_on_drop: false }`
[INFO] [stderr]    Compiling tasks3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `UnsafeCell` in this scope
[INFO] [stdout]   --> src/main.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     value: UnsafeCell<T>,
[INFO] [stdout]    |            ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::cell::UnsafeCell;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UnsafeCell`
[INFO] [stdout]   --> src/main.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |             value: UnsafeCell::new(value),
[INFO] [stdout]    |                    ^^^^^^^^^^ use of undeclared type `UnsafeCell`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::cell::UnsafeCell;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tasks3` (bin "tasks3") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "961c26cc3275502b611196975c1486f140b244de79fe1725b94fa730eef24b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961c26cc3275502b611196975c1486f140b244de79fe1725b94fa730eef24b26", kill_on_drop: false }`
[INFO] [stdout] 961c26cc3275502b611196975c1486f140b244de79fe1725b94fa730eef24b26
