[INFO] cloning repository https://github.com/wilbyang/c2server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wilbyang/c2server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilbyang%2Fc2server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilbyang%2Fc2server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2ba2d91b0b1c1a26f30d7e7454bd241da22736a
[INFO] checking wilbyang/c2server against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilbyang%2Fc2server" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wilbyang/c2server on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wilbyang/c2server
[INFO] finished tweaking git repo https://github.com/wilbyang/c2server
[INFO] tweaked toml for git repo https://github.com/wilbyang/c2server written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/wilbyang/c2server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost v0.8.0
[INFO] [stderr]   Downloaded tonic v0.5.2
[INFO] [stderr]   Downloaded prost-derive v0.8.0
[INFO] [stderr]   Downloaded tokio-io-timeout v1.1.1
[INFO] [stderr]   Downloaded hyper-timeout v0.4.1
[INFO] [stderr]   Downloaded tonic-build v0.5.2
[INFO] [stderr]   Downloaded prost-types v0.8.0
[INFO] [stderr]   Downloaded prost-build v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51d9e1d3e75fe0e01f7d5587dc43de7bc01c72e200b824168a8ab6ccaa99ca68
[INFO] running `Command { std: "docker" "start" "-a" "51d9e1d3e75fe0e01f7d5587dc43de7bc01c72e200b824168a8ab6ccaa99ca68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51d9e1d3e75fe0e01f7d5587dc43de7bc01c72e200b824168a8ab6ccaa99ca68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d9e1d3e75fe0e01f7d5587dc43de7bc01c72e200b824168a8ab6ccaa99ca68", kill_on_drop: false }`
[INFO] [stdout] 51d9e1d3e75fe0e01f7d5587dc43de7bc01c72e200b824168a8ab6ccaa99ca68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a963cb301056942686c3c82258765b2fa92ae494e5e4d7f3ea45a9dce39d8db
[INFO] running `Command { std: "docker" "start" "-a" "9a963cb301056942686c3c82258765b2fa92ae494e5e4d7f3ea45a9dce39d8db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling tonic-build v0.5.2
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-io-timeout v1.1.1
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking tower v0.4.8
[INFO] [stderr]    Compiling c2rat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr] error: failed to run custom build command for `c2rat v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/c2rat-b2118ed7789f9cb3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:5:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5638390245ec - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5638390245ec - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5638390245ec - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5638390245ec - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9a78218788c14e18
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x563839049bcc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/fmt/mod.rs:1150:17
[INFO] [stderr]      5:     0x563839021945 - std::io::Write::write_fmt::h1d5220480c7a2437
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x5638390263a0 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5638390263a0 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5638390263a0 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x563839025f57 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x563839026a79 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:628:17
[INFO] [stderr]     11:     0x563839026530 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:521:13
[INFO] [stderr]     12:     0x563839024ab4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x563839026499 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:517:5
[INFO] [stderr]     14:     0x563838d65831 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/panicking.rs:101:14
[INFO] [stderr]     15:     0x563838d65923 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/result.rs:1617:5
[INFO] [stderr]     16:     0x563838da1336 - core::result::Result<T,E>::unwrap::hc058954b182134f7
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/result.rs:1299:23
[INFO] [stderr]     17:     0x563838d78868 - build_script_build::main::h5cb8e45d646b12b6
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:2:5
[INFO] [stderr]     18:     0x563838d7573b - core::ops::function::FnOnce::call_once::h9d88282094aef212
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x563838d7745e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha05a30161b7b1e42
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x563838d75491 - std::rt::lang_start::{{closure}}::h736c65636388a93c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:63:18
[INFO] [stderr]     21:     0x56383902705a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc590b210ed55e22f
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x56383902705a - std::panicking::try::do_call::h5f0600b7a33ea1af
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:403:40
[INFO] [stderr]     23:     0x56383902705a - std::panicking::try::he15826df0f376a33
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:367:19
[INFO] [stderr]     24:     0x56383902705a - std::panic::catch_unwind::hd8af3a578b6b4c86
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panic.rs:129:14
[INFO] [stderr]     25:     0x56383902705a - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:45:48
[INFO] [stderr]     26:     0x56383902705a - std::panicking::try::do_call::h941e8fdb0bd03655
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:403:40
[INFO] [stderr]     27:     0x56383902705a - std::panicking::try::ha20a77bf65530f63
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:367:19
[INFO] [stderr]     28:     0x56383902705a - std::panic::catch_unwind::h33afc061cc69ef90
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panic.rs:129:14
[INFO] [stderr]     29:     0x56383902705a - std::rt::lang_start_internal::hc05c244593147106
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:45:20
[INFO] [stderr]     30:     0x563838d75460 - std::rt::lang_start::h581ef0217a4a33c4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:62:5
[INFO] [stderr]     31:     0x563838d7888c - main
[INFO] [stderr]     32:     0x7ff22f9970b3 - __libc_start_main
[INFO] [stderr]     33:     0x563838d6602e - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9a963cb301056942686c3c82258765b2fa92ae494e5e4d7f3ea45a9dce39d8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a963cb301056942686c3c82258765b2fa92ae494e5e4d7f3ea45a9dce39d8db", kill_on_drop: false }`
[INFO] [stdout] 9a963cb301056942686c3c82258765b2fa92ae494e5e4d7f3ea45a9dce39d8db
