[INFO] fetching crate name_of 0.1.1...
[INFO] testing name_of-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate name_of 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate name_of 0.1.1
[INFO] finished tweaking crates.io crate name_of 0.1.1
[INFO] tweaked toml for crates.io crate name_of 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate name_of 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed5a0c71c041219a56a36e0938f337f954680263603126dc372b45b55e60226d
[INFO] running `Command { std: "docker" "start" "-a" "ed5a0c71c041219a56a36e0938f337f954680263603126dc372b45b55e60226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed5a0c71c041219a56a36e0938f337f954680263603126dc372b45b55e60226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5a0c71c041219a56a36e0938f337f954680263603126dc372b45b55e60226d", kill_on_drop: false }`
[INFO] [stdout] ed5a0c71c041219a56a36e0938f337f954680263603126dc372b45b55e60226d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e068a8414b73e2dcd2e6cfac8afc26b2dc4d98706a7b5abde3c54aeadd1ffd9
[INFO] running `Command { std: "docker" "start" "-a" "4e068a8414b73e2dcd2e6cfac8afc26b2dc4d98706a7b5abde3c54aeadd1ffd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling name_of v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/implements/impl_function_name.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FunctionName {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     level: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `name_of` (lib); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name name_of --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default"))' -C metadata=da6ded3b1b4f8dd7 -C extra-filename=-0e705ef9ec776bd5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-aa2c5b8519914b46.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-9b09071735ef7c8c.rlib --extern proc_macro --cap-lints=forbid` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "4e068a8414b73e2dcd2e6cfac8afc26b2dc4d98706a7b5abde3c54aeadd1ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e068a8414b73e2dcd2e6cfac8afc26b2dc4d98706a7b5abde3c54aeadd1ffd9", kill_on_drop: false }`
[INFO] [stdout] 4e068a8414b73e2dcd2e6cfac8afc26b2dc4d98706a7b5abde3c54aeadd1ffd9