[INFO] cloning repository https://github.com/ConnorSkees/grass
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConnorSkees/grass" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1be7786829c730c764dd4ecf25abfb31d1d4936
[INFO] building ConnorSkees/grass against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ConnorSkees/grass on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ConnorSkees/grass
[INFO] finished tweaking git repo https://github.com/ConnorSkees/grass
[INFO] tweaked toml for git repo https://github.com/ConnorSkees/grass written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9be5ec70f791d871ff6a774191d94837d4492659a535fc943af0d7741e35666d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9be5ec70f791d871ff6a774191d94837d4492659a535fc943af0d7741e35666d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9be5ec70f791d871ff6a774191d94837d4492659a535fc943af0d7741e35666d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be5ec70f791d871ff6a774191d94837d4492659a535fc943af0d7741e35666d", kill_on_drop: false }`
[INFO] [stdout] 9be5ec70f791d871ff6a774191d94837d4492659a535fc943af0d7741e35666d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08deb20ca34ec019ad41c2c95caad1e7b4b9467c125ea4c0b32f9f97112470b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08deb20ca34ec019ad41c2c95caad1e7b4b9467c125ea4c0b32f9f97112470b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling codemap v0.1.3
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling peekmore v0.5.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling lasso v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling grass v0.10.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.63s
[INFO] running `Command { std: "docker" "inspect" "08deb20ca34ec019ad41c2c95caad1e7b4b9467c125ea4c0b32f9f97112470b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08deb20ca34ec019ad41c2c95caad1e7b4b9467c125ea4c0b32f9f97112470b4", kill_on_drop: false }`
[INFO] [stdout] 08deb20ca34ec019ad41c2c95caad1e7b4b9467c125ea4c0b32f9f97112470b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d3a84ef512abfc3d0ccb344839608cade5242992f7d4afeaa06d3a8bca300b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d3a84ef512abfc3d0ccb344839608cade5242992f7d4afeaa06d3a8bca300b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling grass v0.10.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `grass`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name selectors --edition=2018 tests/selectors.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="clap"' --cfg 'feature="commandline"' --cfg 'feature="default"' --cfg 'feature="rand"' --cfg 'feature="random"' -C metadata=37ed06c44328f7e2 -C extra-filename=-37ed06c44328f7e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern beef=/opt/rustwide/target/debug/deps/libbeef-53a90333e07d1490.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-0bbebf458bc72826.rlib --extern codemap=/opt/rustwide/target/debug/deps/libcodemap-b8d9fa532fa7cf9c.rlib --extern grass=/opt/rustwide/target/debug/deps/libgrass-bd7f89a5a982aee3.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-f9c3c1de38c62b7f.rlib --extern lasso=/opt/rustwide/target/debug/deps/liblasso-4ccf8df95f37d3a2.rlib --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-e0dea8c5402ce105.rlib --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-15b93a35dcd10b87.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-2a4f13f859376b69.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-ae14c9fb41bfd017.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-00233cab4e8b72fc.so --extern peekmore=/opt/rustwide/target/debug/deps/libpeekmore-9c9c18e62180a2ed.rlib --extern phf=/opt/rustwide/target/debug/deps/libphf-40fe85a9c3bc1300.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-1cbd57bd2abbd0d7.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-eeacc899dd972b12.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9d3a84ef512abfc3d0ccb344839608cade5242992f7d4afeaa06d3a8bca300b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3a84ef512abfc3d0ccb344839608cade5242992f7d4afeaa06d3a8bca300b8", kill_on_drop: false }`
[INFO] [stdout] 9d3a84ef512abfc3d0ccb344839608cade5242992f7d4afeaa06d3a8bca300b8