[INFO] cloning repository https://github.com/reshane/bsrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reshane/bsrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freshane%2Fbsrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freshane%2Fbsrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2586b3c5feac9480571d855b4cc9ee3ed68c3026
[INFO] checking reshane/bsrs against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freshane%2Fbsrs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/reshane/bsrs
[INFO] finished tweaking git repo https://github.com/reshane/bsrs
[INFO] tweaked toml for git repo https://github.com/reshane/bsrs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reshane/bsrs on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/reshane/bsrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7b87d0a106cf8f5076fb3a670de83e71473700361b35876f80ab244d7d21082
[INFO] running `Command { std: "docker" "start" "-a" "a7b87d0a106cf8f5076fb3a670de83e71473700361b35876f80ab244d7d21082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b87d0a106cf8f5076fb3a670de83e71473700361b35876f80ab244d7d21082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b87d0a106cf8f5076fb3a670de83e71473700361b35876f80ab244d7d21082", kill_on_drop: false }`
[INFO] [stdout] a7b87d0a106cf8f5076fb3a670de83e71473700361b35876f80ab244d7d21082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd5c00f210f83987f52bdd8db21aa25db9d07a23fcb3a3d1519c06f8b22774c5
[INFO] running `Command { std: "docker" "start" "-a" "bd5c00f210f83987f52bdd8db21aa25db9d07a23fcb3a3d1519c06f8b22774c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling bsrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `bsrs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/bsrs-84b60b3f74770bd5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/data/names.json
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (165) panicked at scripts/build.rs:73:7:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x60c602e3db42 - std[f5b73ab62149f354]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x60c602e3db42 - std[f5b73ab62149f354]::backtrace_rs::backtrace::trace_unsynchronized::<std[f5b73ab62149f354]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x60c602e3db42 - std[f5b73ab62149f354]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]      3:     0x60c602e3db42 - <<std[f5b73ab62149f354]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c9bcc88e4c2614d]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]      4:     0x60c602e4f4e7 - <core[7c9bcc88e4c2614d]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x60c602e4f4e7 - core[7c9bcc88e4c2614d]::fmt::write
[INFO] [stderr]      6:     0x60c602e42006 - std[f5b73ab62149f354]::io::default_write_fmt::<std[f5b73ab62149f354]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x60c602e42006 - <std[f5b73ab62149f354]::sys::stdio::unix::Stderr as std[f5b73ab62149f354]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x60c602e2888a - <std[f5b73ab62149f354]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]      9:     0x60c602e2888a - std[f5b73ab62149f354]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x60c602e39cb1 - std[f5b73ab62149f354]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x60c602e39e6b - std[f5b73ab62149f354]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x60c602e28948 - std[f5b73ab62149f354]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x60c602e20589 - std[f5b73ab62149f354]::sys::backtrace::__rust_end_short_backtrace::<std[f5b73ab62149f354]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]     14:     0x60c602e292ad - __rustc[86b423d158974b9]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x60c602e4fb8c - core[7c9bcc88e4c2614d]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x60c602e4f902 - core[7c9bcc88e4c2614d]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x60c602dffb9e - build_script_build[ff8255e8701ebcc9]::main
[INFO] [stderr]     18:     0x60c602e01203 - <fn() as core[7c9bcc88e4c2614d]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x60c602dfde56 - std[f5b73ab62149f354]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x60c602dfefb9 - std[f5b73ab62149f354]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x60c602e3926a - <&dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe as core[7c9bcc88e4c2614d]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x60c602e3926a - std[f5b73ab62149f354]::panicking::catch_unwind::do_call::<&dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x60c602e3926a - std[f5b73ab62149f354]::panicking::catch_unwind::<i32, &dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x60c602e3926a - std[f5b73ab62149f354]::panic::catch_unwind::<&dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x60c602e3926a - std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x60c602e3926a - std[f5b73ab62149f354]::panicking::catch_unwind::do_call::<std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x60c602e3926a - std[f5b73ab62149f354]::panicking::catch_unwind::<isize, std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x60c602e3926a - std[f5b73ab62149f354]::panic::catch_unwind::<std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x60c602e3926a - std[f5b73ab62149f354]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x60c602dfde41 - std[f5b73ab62149f354]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x60c602e01285 - main
[INFO] [stderr]     32:     0x7c44d4e881ca - <unknown>
[INFO] [stderr]     33:     0x7c44d4e8828b - __libc_start_main
[INFO] [stderr]     34:     0x60c602dfd965 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "bd5c00f210f83987f52bdd8db21aa25db9d07a23fcb3a3d1519c06f8b22774c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5c00f210f83987f52bdd8db21aa25db9d07a23fcb3a3d1519c06f8b22774c5", kill_on_drop: false }`
[INFO] [stdout] bd5c00f210f83987f52bdd8db21aa25db9d07a23fcb3a3d1519c06f8b22774c5