[INFO] fetching crate rtdlib 1.4.0...
[INFO] checking rtdlib-1.4.0 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] extracting crate rtdlib 1.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rtdlib 1.4.0 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rtdlib 1.4.0
[INFO] finished tweaking crates.io crate rtdlib 1.4.0
[INFO] tweaked toml for crates.io crate rtdlib 1.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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] 972e93a0f42f981b08935ebe5ec8cc98d8a0f487805bf4f013176e173076de64
[INFO] running `"docker" "start" "-a" "972e93a0f42f981b08935ebe5ec8cc98d8a0f487805bf4f013176e173076de64"`
[INFO] [stderr]     Checking rtdlib v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rtdlib`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name rtdlib src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=2265f24a709a4315 -C extra-filename=-2265f24a709a4315 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-c3816042cb0438f2.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6b7708d8c90b9229.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-3cc8c8b212aee7f4.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a1686c6a097b7402.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 `rtdlib`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name rtdlib src/lib.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=34a946a35dcdd780 -C extra-filename=-34a946a35dcdd780 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-c3816042cb0438f2.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-6b7708d8c90b9229.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-3cc8c8b212aee7f4.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a1686c6a097b7402.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "972e93a0f42f981b08935ebe5ec8cc98d8a0f487805bf4f013176e173076de64"`
[INFO] running `"docker" "rm" "-f" "972e93a0f42f981b08935ebe5ec8cc98d8a0f487805bf4f013176e173076de64"`
[INFO] [stdout] 972e93a0f42f981b08935ebe5ec8cc98d8a0f487805bf4f013176e173076de64