[INFO] cloning repository https://github.com/tsoj/hactar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsoj/hactar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsoj%2Fhactar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsoj%2Fhactar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 511e1f1a38df1851786b48a890411243380cb334
[INFO] checking tsoj/hactar against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsoj%2Fhactar" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tsoj/hactar on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tsoj/hactar
[INFO] finished tweaking git repo https://github.com/tsoj/hactar
[INFO] tweaked toml for git repo https://github.com/tsoj/hactar written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tsoj/hactar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d3bac92da6eede4c52f2dae6d6546e931084571b365ed86d07bb48a136c764
[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" "a4d3bac92da6eede4c52f2dae6d6546e931084571b365ed86d07bb48a136c764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d3bac92da6eede4c52f2dae6d6546e931084571b365ed86d07bb48a136c764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d3bac92da6eede4c52f2dae6d6546e931084571b365ed86d07bb48a136c764", kill_on_drop: false }`
[INFO] [stdout] a4d3bac92da6eede4c52f2dae6d6546e931084571b365ed86d07bb48a136c764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18798e5f505681d9cdb2e499049785ce396de6cae6122eba5f3ac48abcac3526
[INFO] running `Command { std: "docker" "start" "-a" "18798e5f505681d9cdb2e499049785ce396de6cae6122eba5f3ac48abcac3526", kill_on_drop: false }`
[INFO] [stderr]    Compiling hactar v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `hactar v0.9.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/hactar-f7435766e4f5e9b1/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Unable to create file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/build.rs:25:36
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f396b97e10 - std::backtrace_rs::backtrace::libunwind::trace::hfe3b1cace85e87d8
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55f396b97e10 - std::backtrace_rs::backtrace::trace_unsynchronized::h542330af06479043
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f396b97e10 - std::sys_common::backtrace::_print_fmt::h6b88726367858985
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f396b97e10 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hcd76ce6b485adbea
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f396bae06f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x55f396b968b2 - std::io::Write::write_fmt::h0facb64ef2e7f5d8
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/io/mod.rs:1567:15
[INFO] [stderr]      6:     0x55f396b99985 - std::sys_common::backtrace::_print::h7bf1633ea5421f7b
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f396b99985 - std::sys_common::backtrace::print::h5cc4d09049928ba5
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f396b99985 - std::panicking::default_hook::{{closure}}::h9e84dc005bfc9fc7
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f396b99433 - std::panicking::default_hook::h123278a03b1f796b
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f396b99f8d - std::panicking::rust_panic_with_hook::h4040631aa6c7bc27
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55f396b99b27 - std::panicking::begin_panic_handler::{{closure}}::h02a17b22ac092d08
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55f396b982cc - std::sys_common::backtrace::__rust_end_short_backtrace::h6063b024443b5852
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f396b99a89 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55f396b76151 - core::panicking::panic_fmt::h5322a082d19786c3
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55f396b76043 - core::option::expect_none_failed::h354eaa93a51d71b8
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/option.rs:1329:5
[INFO] [stderr]     16:     0x55f396b8007c - core::result::Result<T,E>::expect::habc5611278b3be48
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x55f396b768cb - build_script_build::write_string_to_file::h588913d91da2b795
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/build.rs:25:17
[INFO] [stderr]     18:     0x55f396b7739e - build_script_build::main::h07f59339364b08a3
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/build.rs:124:5
[INFO] [stderr]     19:     0x55f396b825ab - core::ops::function::FnOnce::call_once::h00f29fe9799373de
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55f396b804fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hdeb281d0a291c84a
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x55f396b7eea1 - std::rt::lang_start::{{closure}}::h79bdcdc3741b34f7
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x55f396b9a38a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3695a3fbbe44c001
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55f396b9a38a - std::panicking::try::do_call::he9f4b5f706c7e58d
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x55f396b9a38a - std::panicking::try::h789d448ccf87fe6d
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x55f396b9a38a - std::panic::catch_unwind::h7a6b31f16004913a
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x55f396b9a38a - std::rt::lang_start_internal::h80897b41b254b288
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x55f396b7ee80 - std::rt::lang_start::h54f3139b8408cc3f
[INFO] [stderr]                                  at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x55f396b7dfbc - main
[INFO] [stderr]     29:     0x7f963abd00b3 - __libc_start_main
[INFO] [stderr]     30:     0x55f396b767be - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "18798e5f505681d9cdb2e499049785ce396de6cae6122eba5f3ac48abcac3526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18798e5f505681d9cdb2e499049785ce396de6cae6122eba5f3ac48abcac3526", kill_on_drop: false }`
[INFO] [stdout] 18798e5f505681d9cdb2e499049785ce396de6cae6122eba5f3ac48abcac3526