[INFO] fetching crate crdt-list 0.4.1...
[INFO] checking crdt-list-0.4.1 against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] extracting crate crdt-list 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate crdt-list 0.4.1 on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crdt-list 0.4.1
[INFO] finished tweaking crates.io crate crdt-list 0.4.1
[INFO] tweaked toml for crates.io crate crdt-list 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding backtrace v0.3.71 (available: v0.3.74)
[INFO] [stderr]       Adding color-backtrace v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding ctor v0.1.26 (available: v0.2.9)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "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-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25e1c7b650784de99a7613c34c1860c6654b94c5f624b8bebf508e660a250a22
[INFO] running `Command { std: "docker" "start" "-a" "25e1c7b650784de99a7613c34c1860c6654b94c5f624b8bebf508e660a250a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25e1c7b650784de99a7613c34c1860c6654b94c5f624b8bebf508e660a250a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e1c7b650784de99a7613c34c1860c6654b94c5f624b8bebf508e660a250a22", kill_on_drop: false }`
[INFO] [stdout] 25e1c7b650784de99a7613c34c1860c6654b94c5f624b8bebf508e660a250a22
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7f26cd78811a5c6c38fb11a50ed2f4ca633c58adce42dd2813c0f9e2e16fa92
[INFO] running `Command { std: "docker" "start" "-a" "d7f26cd78811a5c6c38fb11a50ed2f4ca633c58adce42dd2813c0f9e2e16fa92", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking arref v0.1.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking crdt-list v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cc v1.2.13
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stdout] warning: methods `real_len`, `real_index`, `iter_real`, and `iter_real_mut` are never used
[INFO] [stdout]   --> src/dumb_common.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Content {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] 59 |     pub fn real_len(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn real_index(&self, index: usize) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn iter_real(&self) -> impl Iterator<Item = &Op> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn iter_real_mut(&mut self) -> impl Iterator<Item = &mut Op> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `content`, `version_vector`, `max_clock`, and `id` are never read
[INFO] [stdout]   --> src/dumb_common.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct Container {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 87 |     pub content: Content,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 88 |     /// exclusive end
[INFO] [stdout] 89 |     pub version_vector: Vec<usize>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 90 |     pub max_clock: usize,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 91 |     pub id: usize,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Container` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stdout] error: failed to build archive at `/opt/rustwide/target/debug/deps/libsyn-4957dcd590f6a385.rlib`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d7f26cd78811a5c6c38fb11a50ed2f4ca633c58adce42dd2813c0f9e2e16fa92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f26cd78811a5c6c38fb11a50ed2f4ca633c58adce42dd2813c0f9e2e16fa92", kill_on_drop: false }`
[INFO] [stdout] d7f26cd78811a5c6c38fb11a50ed2f4ca633c58adce42dd2813c0f9e2e16fa92
