[INFO] crate hyperbuild 0.0.44 is already in cache
[INFO] checking hyperbuild-0.0.44 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] extracting crate hyperbuild 0.0.44 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hyperbuild 0.0.44 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hyperbuild 0.0.44
[INFO] finished tweaking crates.io crate hyperbuild 0.0.44
[INFO] tweaked toml for crates.io crate hyperbuild 0.0.44 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate hyperbuild 0.0.44 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b583dbc67eaf36346047cd2d5daa59afdec0cb5d37d00ea2f09d2637bb7a7408
[INFO] running `"docker" "start" "-a" "b583dbc67eaf36346047cd2d5daa59afdec0cb5d37d00ea2f09d2637bb7a7408"`
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]     Checking cascade v0.1.4
[INFO] [stderr]     Checking fastrie v0.0.6
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.10
[INFO] [stderr]    Compiling proc-macro-error v0.4.10
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling hyperbuild v0.0.44 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `name_words`
[INFO] [stderr]   --> build.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn name_words(n: &str) -> Vec<String> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `snake_case`
[INFO] [stderr]   --> build.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn snake_case(n: &Vec<String>) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `camel_case`
[INFO] [stderr]   --> build.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn camel_case(n: &Vec<String>) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `hyperbuild`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hyperbuild --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=4cc35d1b2bd143e3 -C extra-filename=-4cc35d1b2bd143e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cascade=/opt/rustwide/target/debug/deps/libcascade-95843127d19c0ed2.rmeta --extern fastrie=/opt/rustwide/target/debug/deps/libfastrie-e389c2041f2ca9c0.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-653be23446f61e80.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-a223c5cbee748cec.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `hyperbuild`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hyperbuild --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=c23183ccf01b9946 -C extra-filename=-c23183ccf01b9946 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cascade=/opt/rustwide/target/debug/deps/libcascade-95843127d19c0ed2.rmeta --extern fastrie=/opt/rustwide/target/debug/deps/libfastrie-e389c2041f2ca9c0.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-653be23446f61e80.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-a223c5cbee748cec.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "b583dbc67eaf36346047cd2d5daa59afdec0cb5d37d00ea2f09d2637bb7a7408"`
[INFO] running `"docker" "rm" "-f" "b583dbc67eaf36346047cd2d5daa59afdec0cb5d37d00ea2f09d2637bb7a7408"`
[INFO] [stdout] b583dbc67eaf36346047cd2d5daa59afdec0cb5d37d00ea2f09d2637bb7a7408