[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 master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-bond%2Fcarbonbond" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carbon-bond/carbonbond on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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-10/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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] 760c56eb64246c4b53741a9140ca79e2125056083255725bd4d249474bbdbba3
[INFO] running `"docker" "start" "-a" "760c56eb64246c4b53741a9140ca79e2125056083255725bd4d249474bbdbba3"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling either v1.5.2
[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 uuid v0.7.4
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[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 tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[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]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking blake2b_simd v0.5.7
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[INFO] [stderr]     Checking tokio-timer v0.2.11
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[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rust-argon2 v0.5.1
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[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling rand_core v0.5.0
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[INFO] [stderr]     Checking rustyline v5.0.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]    Compiling rand v0.7.0
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[INFO] [stderr]     Checking r2d2 v0.8.5
[INFO] [stderr]     Checking actix-utils v0.4.5
[INFO] [stderr]    Compiling winconsole v0.10.0
[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 colored v1.8.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]    Compiling juniper_codegen v0.11.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[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 derive_more v0.14.1
[INFO] [stderr]    Compiling actix_derive v0.4.0
[INFO] [stderr]    Compiling juniper_codegen v0.13.2
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking actix-threadpool v0.1.2
[INFO] [stderr]     Checking actix-rt v0.2.4
[INFO] [stderr]     Checking actix-connect v0.2.3
[INFO] [stderr]     Checking actix-server v0.6.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking juniper v0.11.1
[INFO] [stderr]     Checking juniper v0.13.1
[INFO] [stderr]     Checking diesel v1.4.2
[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 actix-http v0.2.9
[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-2b5c914a5d773ad4/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" }', build.rs:4:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x561609a5e0b4 - backtrace::backtrace::libunwind::trace::hbdf12825152b5f8a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x561609a5e0b4 - backtrace::backtrace::trace_unsynchronized::hb1a008bcaf6f8da7
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x561609a5e0b4 - std::sys_common::backtrace::_print_fmt::h210f4f1409fdd548
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x561609a5e0b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h44ccfd866beec4c3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x561609a7ba6c - core::fmt::write::ha0b7307be189d30e
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1052
[INFO] [stderr]    5:     0x561609a5b387 - std::io::Write::write_fmt::h0ca0cc8fa24b63fd
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x561609a60755 - std::sys_common::backtrace::_print::h3f2352b9ea108241
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x561609a60755 - std::sys_common::backtrace::print::hdff6c325922df749
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x561609a60755 - std::panicking::default_hook::{{closure}}::h6db4182f902f3e09
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x561609a60441 - std::panicking::default_hook::hfff2d7c860e99ade
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x561609a60d0a - std::panicking::rust_panic_with_hook::h384bd314abe122b7
[INFO] [stderr]                                at src/libstd/panicking.rs:472
[INFO] [stderr]   11:     0x561609a608f0 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x561609a7af31 - core::panicking::panic_fmt::hd334d5dfa13449f9
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x561609a7ad53 - core::option::expect_none_failed::h92ed148445d3ab2b
[INFO] [stderr]                                at src/libcore/option.rs:1199
[INFO] [stderr]   14:     0x561609904018 - core::result::Result<T,E>::unwrap::h839dc8e247614a5e
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libcore/result.rs:963
[INFO] [stderr]   15:     0x561609948738 - build_script_build::main::hef849ec45936fbc6
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:4
[INFO] [stderr]   16:     0x56160992d070 - std::rt::lang_start::{{closure}}::h2287ba089b98fe0b
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x561609a60823 - std::rt::lang_start_internal::{{closure}}::hc1bd2d2da4dd74b9
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x561609a60823 - std::panicking::try::do_call::h9f59420e248835fc
[INFO] [stderr]                                at src/libstd/panicking.rs:305
[INFO] [stderr]   19:     0x561609a67be7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x561609a611b0 - std::panicking::try::h7609e33bc6f5c79e
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x561609a611b0 - std::panic::catch_unwind::hc7bab43da40a3b53
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x561609a611b0 - std::rt::lang_start_internal::h42c1fa4c62e7d813
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x56160992d049 - std::rt::lang_start::h4a41ded5650bfb91
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x56160994878a - main
[INFO] [stderr]   25:     0x7fcd932d8b97 - __libc_start_main
[INFO] [stderr]   26:     0x561609901fca - _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" "760c56eb64246c4b53741a9140ca79e2125056083255725bd4d249474bbdbba3"`
[INFO] running `"docker" "rm" "-f" "760c56eb64246c4b53741a9140ca79e2125056083255725bd4d249474bbdbba3"`
[INFO] [stdout] 760c56eb64246c4b53741a9140ca79e2125056083255725bd4d249474bbdbba3