[INFO] cloning repository https://github.com/cholcombe973/mjolnir_grafana
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cholcombe973/mjolnir_grafana" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholcombe973%2Fmjolnir_grafana", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholcombe973%2Fmjolnir_grafana'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a39b7114eeb797abe7d8651f40e260bfd9e2a48d
[INFO] checking cholcombe973/mjolnir_grafana against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcholcombe973%2Fmjolnir_grafana" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cholcombe973/mjolnir_grafana on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cholcombe973/mjolnir_grafana
[INFO] finished tweaking git repo https://github.com/cholcombe973/mjolnir_grafana
[INFO] tweaked toml for git repo https://github.com/cholcombe973/mjolnir_grafana written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/cholcombe973/mjolnir_grafana already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13c55522aa2b56c0a6eccd4f2fd5e88ce03519d259bd7020d5cac9fc68cbb2fe
[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" "13c55522aa2b56c0a6eccd4f2fd5e88ce03519d259bd7020d5cac9fc68cbb2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13c55522aa2b56c0a6eccd4f2fd5e88ce03519d259bd7020d5cac9fc68cbb2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c55522aa2b56c0a6eccd4f2fd5e88ce03519d259bd7020d5cac9fc68cbb2fe", kill_on_drop: false }`
[INFO] [stdout] 13c55522aa2b56c0a6eccd4f2fd5e88ce03519d259bd7020d5cac9fc68cbb2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 873e6752d3343e3aee7004f8afbb15829f0e03560a483ef9b6a0dd914aa4e67b
[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" "873e6752d3343e3aee7004f8afbb15829f0e03560a483ef9b6a0dd914aa4e67b", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v1.7.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling protoc v1.7.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling protoc-rust v1.7.4
[INFO] [stderr]    Compiling mjolnir-api v0.2.0 (https://github.com/ChrisMacNaughton/Mjolnir.git#3753e53b)
[INFO] [stderr] error: failed to run custom build command for `mjolnir-api v0.2.0 (https://github.com/ChrisMacNaughton/Mjolnir.git#3753e53b)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mjolnir-api-c876957eb6466284/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/mjolnir-b48ed57251170b8b/3753e53/mjolnir-api/build.rs:12:8
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a6f2dd8cb0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x55a6f2dd8cb0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55a6f2dd8cb0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55a6f2dd8cb0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55a6f2dfbf5c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x55a6f2dd5e52 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x55a6f2ddb325 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55a6f2ddb325 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55a6f2ddb325 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55a6f2ddae7a - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55a6f2ddbac1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55a6f2ddb607 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55a6f2dd914c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55a6f2ddb569 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55a6f2df9ec1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55a6f2df9ce3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x55a6f2b6e47f - core::result::Result<T,E>::expect::h6cfc0611a9ea14f0
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/result.rs:933:23
[INFO] [stderr]     17:     0x55a6f2b6e22f - build_script_build::main::hf2df087a7655659d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/mjolnir-b48ed57251170b8b/3753e53/mjolnir-api/build.rs:4:5
[INFO] [stderr]     18:     0x55a6f2b6e36b - core::ops::function::FnOnce::call_once::h3242d6e336650557
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55a6f2b6e3ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h53014233208d8c1d
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55a6f2b6e2e1 - std::rt::lang_start::{{closure}}::h55af418ffa1c5dec
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55a6f2ddbee7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55a6f2ddbee7 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55a6f2ddbee7 - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55a6f2ddbee7 - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x55a6f2ddbee7 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55a6f2b6e2b7 - std::rt::lang_start::he924881d45162afd
[INFO] [stderr]                                  at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55a6f2b6e26a - main
[INFO] [stderr]     28:     0x7f32216300b3 - __libc_start_main
[INFO] [stderr]     29:     0x55a6f2b6e0ce - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "873e6752d3343e3aee7004f8afbb15829f0e03560a483ef9b6a0dd914aa4e67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873e6752d3343e3aee7004f8afbb15829f0e03560a483ef9b6a0dd914aa4e67b", kill_on_drop: false }`
[INFO] [stdout] 873e6752d3343e3aee7004f8afbb15829f0e03560a483ef9b6a0dd914aa4e67b