[INFO] cloning repository https://github.com/jeevan0920/task-scheduler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeevan0920/task-scheduler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeevan0920%2Ftask-scheduler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeevan0920%2Ftask-scheduler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3fa83d7ffc72dcd85f97303ef39f96bd5bba0ce
[INFO] checking jeevan0920/task-scheduler-rs against try#d8a5ee01b913730aca7ab44c72c8f2722c0533ff for pr-139022
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeevan0920%2Ftask-scheduler-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeevan0920/task-scheduler-rs on toolchain d8a5ee01b913730aca7ab44c72c8f2722c0533ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jeevan0920/task-scheduler-rs
[INFO] finished tweaking git repo https://github.com/jeevan0920/task-scheduler-rs
[INFO] tweaked toml for git repo https://github.com/jeevan0920/task-scheduler-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jeevan0920/task-scheduler-rs 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" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a93d95831eb2f61b9c5fbed056940d5cc8af9b077cb0fc425a00e9c1b31c433
[INFO] running `Command { std: "docker" "start" "-a" "1a93d95831eb2f61b9c5fbed056940d5cc8af9b077cb0fc425a00e9c1b31c433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a93d95831eb2f61b9c5fbed056940d5cc8af9b077cb0fc425a00e9c1b31c433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a93d95831eb2f61b9c5fbed056940d5cc8af9b077cb0fc425a00e9c1b31c433", kill_on_drop: false }`
[INFO] [stdout] 1a93d95831eb2f61b9c5fbed056940d5cc8af9b077cb0fc425a00e9c1b31c433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4551d27e35741a680fe9e1834a7ee59f5920ceb0ae403986d0d35b0a1c822d9
[INFO] running `Command { std: "docker" "start" "-a" "a4551d27e35741a680fe9e1834a7ee59f5920ceb0ae403986d0d35b0a1c822d9", kill_on_drop: false }`
[INFO] [stderr]     Checking task-scheduler-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `tasks` is never read
[INFO] [stdout]   --> src/lib.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |                         tasks = cvar.wait_timeout(tasks, wait_time).unwrap().0;
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task-scheduler-rust` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/d8a5ee01b913730aca7ab44c72c8f2722c0533ff/bin/rustc --crate-name task_scheduler_rust --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=a24be976d9fe7956 -C extra-filename=-1a4acbe42cd716a2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `tasks` is never read
[INFO] [stdout]   --> src/lib.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |                         tasks = cvar.wait_timeout(tasks, wait_time).unwrap().0;
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tasks` is never read
[INFO] [stdout]   --> src/lib.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     tasks = cvar.wait(tasks).unwrap();
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4551d27e35741a680fe9e1834a7ee59f5920ceb0ae403986d0d35b0a1c822d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4551d27e35741a680fe9e1834a7ee59f5920ceb0ae403986d0d35b0a1c822d9", kill_on_drop: false }`
[INFO] [stdout] a4551d27e35741a680fe9e1834a7ee59f5920ceb0ae403986d0d35b0a1c822d9