[INFO] updating cached repository https://github.com/saethlin/omnichat
[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] 2eac353d2c17c10be810d16818577c8c00487f34
[INFO] checking saethlin/omnichat against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaethlin%2Fomnichat" "/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/saethlin/omnichat on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/saethlin/omnichat
[INFO] removed path dependency slack from git repo https://github.com/saethlin/omnichat
[INFO] finished tweaking git repo https://github.com/saethlin/omnichat
[INFO] tweaked toml for git repo https://github.com/saethlin/omnichat written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/saethlin/omnichat already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (slack) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/saethlin/weebsocket`
[INFO] [stderr]     Updating git repository `https://github.com/saethlin/weeqwest`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (slack) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 55a86c7aa8c1817e4b42010143b55b484199934fbbd72815a61261d1c766f7cc
[INFO] running `"docker" "start" "-a" "55a86c7aa8c1817e4b42010143b55b484199934fbbd72815a61261d1c766f7cc"`
[INFO] [stderr] warning: dependency (slack) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking async-compression v0.3.2
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling omnichat v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr] error: failed to run custom build command for `omnichat v0.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/omnichat-c110a96af5d7dcd6/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "55a86c7aa8c1817e4b42010143b55b484199934fbbd72815a61261d1c766f7cc"`
[INFO] running `"docker" "rm" "-f" "55a86c7aa8c1817e4b42010143b55b484199934fbbd72815a61261d1c766f7cc"`
[INFO] [stdout] 55a86c7aa8c1817e4b42010143b55b484199934fbbd72815a61261d1c766f7cc
