[INFO] updating cached repository https://github.com/carbon-bond/carbonbond
[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] 39e10a2427f287442b752fcaf7d30872b0509bbb
[INFO] checking carbon-bond/carbonbond against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-bond%2Fcarbonbond" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carbon-bond/carbonbond on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/carbon-bond/carbonbond
[INFO] finished tweaking git repo https://github.com/carbon-bond/carbonbond
[INFO] tweaked toml for git repo https://github.com/carbon-bond/carbonbond written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/carbon-bond/carbonbond already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "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] c1e557534d6b5caa0a75632b57a26e70530482b8063eb28b91ed5cd21f3eaa77
[INFO] running `"docker" "start" "-a" "c1e557534d6b5caa0a75632b57a26e70530482b8063eb28b91ed5cd21f3eaa77"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]     Checking arc-swap v0.4.2
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling rgb v0.8.14
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking blake2b_simd v0.5.7
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rust-argon2 v0.5.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking state v0.4.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
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[INFO] [stderr]     Checking actix-utils v0.4.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]     Checking rustyline v5.0.2
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling juniper_codegen v0.11.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling actix-web-codegen v0.1.2
[INFO] [stderr]    Compiling v_escape_derive v0.5.5
[INFO] [stderr]    Compiling actix_derive v0.4.0
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling juniper_codegen v0.13.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking juniper v0.11.1
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking juniper v0.13.1
[INFO] [stderr]     Checking diesel v1.4.2
[INFO] [stderr]     Checking actix-threadpool v0.1.2
[INFO] [stderr]     Checking actix-rt v0.2.4
[INFO] [stderr]     Checking actix-server v0.6.0
[INFO] [stderr]     Checking actix-connect v0.2.3
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking actix-http v0.2.9
[INFO] [stderr]    Compiling juniper-from-schema-code-gen v0.3.0 (https://github.com/carbon-bond/juniper-from-schema?branch=feature-split-definition#c2de1405)
[INFO] [stderr]    Compiling carbonbond v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking awc v0.2.4
[INFO] [stderr]     Checking actix v0.8.3
[INFO] [stderr] error: failed to run custom build command for `carbonbond v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/carbonbond-cef08b542b9c9564/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1189:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b7c859c7a4 - backtrace::backtrace::libunwind::trace::hdb33b6dcb5922a0d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55b7c859c7a4 - backtrace::backtrace::trace_unsynchronized::h33511224bdc125e5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55b7c859c7a4 - std::sys_common::backtrace::_print_fmt::hbb73a87c0ab402bb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x55b7c859c7a4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7ff95c6d4ad994eb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x55b7c85bbecc - core::fmt::write::hdeed34d0071e5a94
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1024
[INFO] [stderr]    5:     0x55b7c8599a67 - std::io::Write::write_fmt::h787a1c2574c1b0ab
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55b7c859edce - std::sys_common::backtrace::_print::h2a62cfd468e9cb0c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x55b7c859edce - std::sys_common::backtrace::print::h62356680b22282a5
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x55b7c859edce - std::panicking::default_hook::{{closure}}::h24bf80d282643aa1
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x55b7c859eac1 - std::panicking::default_hook::he0d02e1c35b286d1
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x55b7c859f3fb - std::panicking::rust_panic_with_hook::h01599ae4b1fddf60
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x55b7c859efae - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:375
[INFO] [stderr]   12:     0x55b7c85b985e - core::panicking::panic_fmt::h63b0054f992139d4
[INFO] [stderr]                                at src/libcore/panicking.rs:82
[INFO] [stderr]   13:     0x55b7c85b9957 - core::result::unwrap_failed::h3e1cedbeb3515dc9
[INFO] [stderr]                                at src/libcore/result.rs:1189
[INFO] [stderr]   14:     0x55b7c843d77f - core::result::Result<T,E>::unwrap::h974ab47ced446394
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libcore/result.rs:957
[INFO] [stderr]   15:     0x55b7c8483a71 - build_script_build::main::h42b6ff49ab6dfdc4
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:4
[INFO] [stderr]   16:     0x55b7c845f010 - std::rt::lang_start::{{closure}}::h1144ea0189c0dcc7
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55b7c859ee93 - std::rt::lang_start_internal::{{closure}}::hb8ca7eec2fc7bb65
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55b7c859ee93 - std::panicking::try::do_call::h1a23bd66c69de968
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   19:     0x55b7c85a638a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:81
[INFO] [stderr]   20:     0x55b7c859f890 - std::panicking::try::h31907c0e13918a21
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   21:     0x55b7c859f890 - std::panic::catch_unwind::hc68dae81c92c5ad5
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55b7c859f890 - std::rt::lang_start_internal::h50af7e77b511e545
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55b7c845efe9 - std::rt::lang_start::hca4cc7c0f2fc9c94
[INFO] [stderr]                                at /rustc/bcff76bad586cfb6874f179a4b66448e6b8a832c/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55b7c8483aca - main
[INFO] [stderr]   25:     0x7ff8b6f6eb97 - __libc_start_main
[INFO] [stderr]   26:     0x55b7c843b73a - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c1e557534d6b5caa0a75632b57a26e70530482b8063eb28b91ed5cd21f3eaa77"`
[INFO] running `"docker" "rm" "-f" "c1e557534d6b5caa0a75632b57a26e70530482b8063eb28b91ed5cd21f3eaa77"`
[INFO] [stdout] c1e557534d6b5caa0a75632b57a26e70530482b8063eb28b91ed5cd21f3eaa77