[INFO] cloning repository https://github.com/uwplse/majortom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uwplse/majortom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwplse%2Fmajortom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwplse%2Fmajortom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 313cf84b43011cbcfb4d49cd3c6e7a9dec150ab4
[INFO] checking uwplse/majortom against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwplse%2Fmajortom" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uwplse/majortom on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uwplse/majortom
[INFO] finished tweaking git repo https://github.com/uwplse/majortom
[INFO] tweaked toml for git repo https://github.com/uwplse/majortom written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/uwplse/majortom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/dwoos/protojson`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64-serde v0.3.2
[INFO] [stderr]   Downloaded fern v0.5.7
[INFO] [stderr]   Downloaded bincode v1.1.2
[INFO] [stderr]   Downloaded protobuf-codegen v2.6.2
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.6.2
[INFO] [stderr]   Downloaded serde-protobuf v0.8.1
[INFO] [stderr]   Downloaded protobuf v2.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15f7fd0c210aaf1a4bd54658cc39bd166ba2971f74edb30975dde7de7910a018
[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" "15f7fd0c210aaf1a4bd54658cc39bd166ba2971f74edb30975dde7de7910a018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15f7fd0c210aaf1a4bd54658cc39bd166ba2971f74edb30975dde7de7910a018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f7fd0c210aaf1a4bd54658cc39bd166ba2971f74edb30975dde7de7910a018", kill_on_drop: false }`
[INFO] [stdout] 15f7fd0c210aaf1a4bd54658cc39bd166ba2971f74edb30975dde7de7910a018
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6810bd3d36c76d14d6c983a34ea1906567547542bc1a0af732cb976f1484f293
[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" "6810bd3d36c76d14d6c983a34ea1906567547542bc1a0af732cb976f1484f293", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling protobuf v2.6.2
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling bincode v1.1.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking fern v0.5.7
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking base64-serde v0.3.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling protobuf-codegen v2.6.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.6.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde-protobuf v0.8.1
[INFO] [stderr]    Compiling protojson v0.1.0 (https://github.com/dwoos/protojson#05176218)
[INFO] [stderr] error: failed to run custom build command for `protojson v0.1.0 (https://github.com/dwoos/protojson#05176218)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/protojson-63109bf8b4334e3b/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/protojson-2baf49e2ec66e3a7/0517621/build.rs:10:6
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55d0a1305fb0 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55d0a1305fb0 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55d0a1305fb0 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55d0a1305fb0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3cd15d7003dec37a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55d0a1325aec - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55d0a1304427 - std::io::Write::write_fmt::hac61caff894c35ae
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/io/mod.rs:1517
[INFO] [stderr]      6:     0x55d0a13080c0 - std::sys_common::backtrace::_print::haa2f390fb7957e3e
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55d0a13080c0 - std::sys_common::backtrace::print::h48c7cbbad9013bb1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55d0a13080c0 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55d0a1307e0c - std::panicking::default_hook::h2f00c78800d98e4c
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55d0a1308723 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x55d0a13082f9 - std::panicking::begin_panic_handler::{{closure}}::hec242f1b136b5ff2
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x55d0a130641c - std::sys_common::backtrace::__rust_end_short_backtrace::h1f3cc383ee6c0374
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55d0a13082b9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x55d0a13239c1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55d0a13237e3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/option.rs:1221
[INFO] [stderr]     16:     0x55d0a10601fc - core::result::Result<T,E>::expect::h5ff22814e959f6ea
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/result.rs:933
[INFO] [stderr]     17:     0x55d0a10605f7 - build_script_build::main::h4830fa43204ed2c5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/protojson-2baf49e2ec66e3a7/0517621/build.rs:2
[INFO] [stderr]     18:     0x55d0a10602eb - core::ops::function::FnOnce::call_once::h0fdc23b6a0c0e249
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x55d0a106063e - std::sys_common::backtrace::__rust_begin_short_backtrace::h68b2edc1fb329f5f
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55d0a10602a1 - std::rt::lang_start::{{closure}}::heaa0f08f23bee950
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55d0a1308b21 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hecc21eb9018cc197
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x55d0a1308b21 - std::panicking::try::do_call::h174ad655d084b5c7
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x55d0a1308b21 - std::panicking::try::h479e6054ce28de10
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x55d0a1308b21 - std::panic::catch_unwind::hb558ddea2b3e9c45
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x55d0a1308b21 - std::rt::lang_start_internal::h163149047f0a8b61
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55d0a1060277 - std::rt::lang_start::h23c3a6a77d944a68
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55d0a106062a - main
[INFO] [stderr]     28:     0x7f00f3d130b3 - __libc_start_main
[INFO] [stderr]     29:     0x55d0a10600be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6810bd3d36c76d14d6c983a34ea1906567547542bc1a0af732cb976f1484f293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6810bd3d36c76d14d6c983a34ea1906567547542bc1a0af732cb976f1484f293", kill_on_drop: false }`
[INFO] [stdout] 6810bd3d36c76d14d6c983a34ea1906567547542bc1a0af732cb976f1484f293
