[INFO] updating cached repository https://github.com/ashfordneil/looker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06b261cb311d8c423be5075480e9831323f4d572
[INFO] checking ashfordneil/looker against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashfordneil%2Flooker" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ashfordneil/looker on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ashfordneil/looker
[INFO] finished tweaking git repo https://github.com/ashfordneil/looker
[INFO] tweaked toml for git repo https://github.com/ashfordneil/looker written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ashfordneil/looker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 1aeeaaa65b6db233479d181f4f03ab10be9cf214238058937d11c7c5db261e29
[INFO] running `"docker" "start" "-a" "1aeeaaa65b6db233479d181f4f03ab10be9cf214238058937d11c7c5db261e29"`
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]     Checking census v0.2.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking murmurhash32 v0.2.0
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking bitpacking v0.6.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking levenshtein_automata v0.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking fail v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking tantivy-fst v0.1.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking atomicwrites v0.2.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking notify v4.0.10
[INFO] [stderr]     Checking crossbeam v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking ignore v0.4.6
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling rental-impl v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr] error: could not compile `bitpacking`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bitpacking /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitpacking-0.6.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=b78bb153fd84c72b -C extra-filename=-b78bb153fd84c72b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-ef639988fe34333d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.serde_derive.ckqqzu26-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libserde_derive-edd2320ca6e9f398.so" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.2gid9rmc5b237uwa.rcgu.o" "/opt/rustwide/target/debug/deps/serde_derive-edd2320ca6e9f398.1my7vw40zmgx14am.rcgu.o" "-Wl,--gc-sections" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsyn-aa2becec1d71b0d1.rlib" "/opt/rustwide/target/debug/deps/libquote-719ae5063b1b1b5f.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-dcbb72aaa2c7fc35.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-5c437660b608152f.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-d04f2ece38c7d9bf.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-bf48ba6d1b2d8f37.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-151476c3940f4019.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e1408cc7f13a0534.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-0ff919b55b4e84e5.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-802ac2c2d6164c3a.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-296623578be60542.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-02b06d0d350b67c8.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4d5d0c480f4da64f.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6aa74276b69740c9.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e98b27d95bfc37fb.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-cd2b2470fd1fd9f1.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-304e521f1235c8b8.rlib" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-46a3de73e8ff5ac7.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/6250d56355d72264ece721e8d0dc95b16a6824b1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-fe357b699dbe44e8.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" "-shared"
[INFO] [stderr]   = note: /usr/bin/ld: can not read symbols: Cannot allocate memory
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `serde_derive`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1aeeaaa65b6db233479d181f4f03ab10be9cf214238058937d11c7c5db261e29"`
[INFO] running `"docker" "rm" "-f" "1aeeaaa65b6db233479d181f4f03ab10be9cf214238058937d11c7c5db261e29"`
[INFO] [stdout] 1aeeaaa65b6db233479d181f4f03ab10be9cf214238058937d11c7c5db261e29