[INFO] crate remake 0.1.0 is already in cache
[INFO] checking remake-0.1.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate remake 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate remake 0.1.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate remake 0.1.0
[INFO] finished tweaking crates.io crate remake 0.1.0
[INFO] tweaked toml for crates.io crate remake 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 52d2bcd2b8aa8bc93f52854f3f211ebfa2546bcd3a9a1f2b97cbe9448d4e3196
[INFO] running `"docker" "start" "-a" "52d2bcd2b8aa8bc93f52854f3f211ebfa2546bcd3a9a1f2b97cbe9448d4e3196"`
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling ena v0.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.15.2
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling lalrpop-snap v0.15.2
[INFO] [stderr]    Compiling lalrpop v0.15.2
[INFO] [stderr]    Compiling remake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `remake v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/remake-e888c075122b1d96/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] processing file `/opt/rustwide/workdir/src/parse.lalrpop`
[INFO] [stderr] 
[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:     0x560c0f3adab4 - backtrace::backtrace::libunwind::trace::hda902e3a4eb9d449
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x560c0f3adab4 - backtrace::backtrace::trace_unsynchronized::h06df0062bb63b7e2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x560c0f3adab4 - std::sys_common::backtrace::_print_fmt::ha5249daf78f399e8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x560c0f3adab4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h68243ef2eafa8843
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x560c0f3d220c - core::fmt::write::h8b50d07b82ae3922
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x560c0f3aae73 - std::io::Write::write_fmt::h9a5b9a212b705549
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x560c0f3b00d5 - std::sys_common::backtrace::_print::hcd11fe8eb9e7335d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x560c0f3b00d5 - std::sys_common::backtrace::print::h475286256f91474c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x560c0f3b00d5 - std::panicking::default_hook::{{closure}}::h2a45e9d6ef27161b
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x560c0f3afe12 - std::panicking::default_hook::h76adec688b27abdd
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x560c0f3b0732 - std::panicking::rust_panic_with_hook::h121f4f2c52efbcbf
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x560c0f3b031b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x560c0f3d0951 - core::panicking::panic_fmt::hee64f597d93665b6
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x560c0f3d0773 - core::option::expect_none_failed::h90fed74f6e49bf90
[INFO] [stderr]                                at src/libcore/option.rs:1268
[INFO] [stderr]   14:     0x560c0ea0ffd3 - core::result::Result<T,E>::unwrap::h1987d7a0033697d1
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libcore/result.rs:1005
[INFO] [stderr]   15:     0x560c0ea0ff2d - build_script_build::main::hf79d0e6f4242be30
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:4
[INFO] [stderr]   16:     0x560c0ea0feab - std::rt::lang_start::{{closure}}::hdf0ead264cd11a47
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x560c0f3b0b78 - std::rt::lang_start_internal::{{closure}}::h15b56bd7f81214ad
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x560c0f3b0b78 - std::panicking::try::do_call::hbe8467da291bc822
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   19:     0x560c0f3b0b78 - std::panicking::try::hde3b5cbc6989304d
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x560c0f3b0b78 - std::panic::catch_unwind::h56844acb323fdd6c
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x560c0f3b0b78 - std::rt::lang_start_internal::hae379591a9420b87
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x560c0ea0fe87 - std::rt::lang_start::ha58276dfae536ead
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x560c0ea0ff6a - main
[INFO] [stderr]   24:     0x7fc3b8946b97 - __libc_start_main
[INFO] [stderr]   25:     0x560c0ea0f97a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "52d2bcd2b8aa8bc93f52854f3f211ebfa2546bcd3a9a1f2b97cbe9448d4e3196"`
[INFO] running `"docker" "rm" "-f" "52d2bcd2b8aa8bc93f52854f3f211ebfa2546bcd3a9a1f2b97cbe9448d4e3196"`
[INFO] [stdout] 52d2bcd2b8aa8bc93f52854f3f211ebfa2546bcd3a9a1f2b97cbe9448d4e3196
