[INFO] cloning repository https://github.com/fil303/rust_callback_clouser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fil303/rust_callback_clouser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffil303%2Frust_callback_clouser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffil303%2Frust_callback_clouser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16442a58eaea9ba7ae5278081ea16a15b595d266
[INFO] testing fil303/rust_callback_clouser against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffil303%2Frust_callback_clouser" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fil303/rust_callback_clouser on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fil303/rust_callback_clouser
[INFO] finished tweaking git repo https://github.com/fil303/rust_callback_clouser
[INFO] tweaked toml for git repo https://github.com/fil303/rust_callback_clouser written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fil303/rust_callback_clouser 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dff442a661aee8413fa39dfe9fc4351d01f563a35aab71fac5a0c19c3a1e468f
[INFO] running `Command { std: "docker" "start" "-a" "dff442a661aee8413fa39dfe9fc4351d01f563a35aab71fac5a0c19c3a1e468f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dff442a661aee8413fa39dfe9fc4351d01f563a35aab71fac5a0c19c3a1e468f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff442a661aee8413fa39dfe9fc4351d01f563a35aab71fac5a0c19c3a1e468f", kill_on_drop: false }`
[INFO] [stdout] dff442a661aee8413fa39dfe9fc4351d01f563a35aab71fac5a0c19c3a1e468f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77584ee7c2cef756d164b067cd4c5127a4cb2b189f7b33c4f00737e6118fdb12
[INFO] running `Command { std: "docker" "start" "-a" "77584ee7c2cef756d164b067cd4c5127a4cb2b189f7b33c4f00737e6118fdb12", kill_on_drop: false }`
[INFO] [stderr]    Compiling callback_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]  --> src/main.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn calculate(number: i32) -> fn() -> i32 {
[INFO] [stdout]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/tmp/rustc5t3LK7"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `callback_rs` (bin "callback_rs") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "77584ee7c2cef756d164b067cd4c5127a4cb2b189f7b33c4f00737e6118fdb12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77584ee7c2cef756d164b067cd4c5127a4cb2b189f7b33c4f00737e6118fdb12", kill_on_drop: false }`
[INFO] [stdout] 77584ee7c2cef756d164b067cd4c5127a4cb2b189f7b33c4f00737e6118fdb12