[INFO] cloning repository https://github.com/Actyx/cambria
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Actyx/cambria" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActyx%2Fcambria", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActyx%2Fcambria'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 764b9dc7985fc4a2cca4900ce7e3b964cbbb424e
[INFO] checking Actyx/cambria against try#94e848735e78b58442e0b82e9c60f8f430840389 for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FActyx%2Fcambria" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Actyx/cambria
[INFO] finished tweaking git repo https://github.com/Actyx/cambria
[INFO] tweaked toml for git repo https://github.com/Actyx/cambria written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Actyx/cambria on toolchain 94e848735e78b58442e0b82e9c60f8f430840389
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Actyx/cambria 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" "+94e848735e78b58442e0b82e9c60f8f430840389" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96e211caa0f29fb2edf545d4bfbffb7cab458d4d959c8ce0c15845c9653a1926
[INFO] running `Command { std: "docker" "start" "-a" "96e211caa0f29fb2edf545d4bfbffb7cab458d4d959c8ce0c15845c9653a1926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96e211caa0f29fb2edf545d4bfbffb7cab458d4d959c8ce0c15845c9653a1926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e211caa0f29fb2edf545d4bfbffb7cab458d4d959c8ce0c15845c9653a1926", kill_on_drop: false }`
[INFO] [stdout] 96e211caa0f29fb2edf545d4bfbffb7cab458d4d959c8ce0c15845c9653a1926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+94e848735e78b58442e0b82e9c60f8f430840389" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 070d81a91593726c291de42d7aed81f710e658bd182720bfdb1618c60109f03d
[INFO] running `Command { std: "docker" "start" "-a" "070d81a91593726c291de42d7aed81f710e658bd182720bfdb1618c60109f03d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling bytecheck v0.6.5
[INFO] [stderr]    Compiling rend v0.3.2
[INFO] [stderr]    Compiling rkyv v0.7.15
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling aligned v0.4.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.5
[INFO] [stderr]    Compiling rkyv_derive v0.7.15
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]     Checking cambria v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling example v0.1.0 (/opt/rustwide/workdir/example)
[INFO] [stderr] error: failed to run custom build command for `example v0.1.0 (/opt/rustwide/workdir/example)`
[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/example-6f31c28148e0b97d/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (713) panicked at example/build.rs:5:32:
[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:     0x57f258f038d2 - std::backtrace_rs::backtrace::libunwind::trace::h80e4eadf14c66f26
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57f258f038d2 - std::backtrace_rs::backtrace::trace_unsynchronized::he46a0c19ed38f7c7
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57f258f038d2 - std::sys::backtrace::_print_fmt::hc7a43b2421a0b6ba
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x57f258f038d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h58cb999c48fcda8e
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x57f258f13067 - core::fmt::rt::Argument::fmt::h5811bb9db91c4bdf
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x57f258f13067 - core::fmt::write::hbe5d6514e7994ce4
[INFO] [stderr]      6:     0x57f258edac86 - std::io::default_write_fmt::h9d9abe87a9458259
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x57f258edac86 - std::io::Write::write_fmt::h959cd774853fbaf4
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x57f258ee5474 - std::sys::backtrace::BacktraceLock::print::h1c1878c0edb74dcf
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x57f258ee5474 - std::panicking::default_hook::{{closure}}::h03783dc55b1c4639
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:293:27
[INFO] [stderr]     10:     0x57f258ee5299 - std::panicking::default_hook::h9f69de0df6286f92
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:320:9
[INFO] [stderr]     11:     0x57f258ee5a72 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hddaa6c670d39383b
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]     12:     0x57f258ee5a72 - std::panicking::panic_with_hook::h5cd3d9dc1294b80b
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:834:13
[INFO] [stderr]     13:     0x57f258ee5808 - std::panicking::panic_handler::{{closure}}::h17cea3611bf99675
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:699:13
[INFO] [stderr]     14:     0x57f258ee3cb9 - std::sys::backtrace::__rust_end_short_backtrace::h665c00b7404bec19
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     15:     0x57f258ecfb1d - __rustc[a72051c83d0cfd7e]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:690:5
[INFO] [stderr]     16:     0x57f258f1721c - core::panicking::panic_fmt::h428a28ace6f8a6f4
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/core/src/panicking.rs:80:14
[INFO] [stderr]     17:     0x57f258f16602 - core::result::unwrap_failed::hc5901a3fce0332e6
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/core/src/result.rs:1867:5
[INFO] [stderr]     18:     0x57f258e719f8 - build_script_build[80059d024bb8ba50]::write_rust
[INFO] [stderr]     19:     0x57f258e727fd - build_script_build[80059d024bb8ba50]::main
[INFO] [stderr]     20:     0x57f258e756b3 - <fn() as core[c9d721919c7c7d9e]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x57f258e70e36 - std[eba09e545cc47dd2]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x57f258e71929 - std[eba09e545cc47dd2]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x57f258edc09a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h363f97d521c47ff5
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x57f258edc09a - std::panicking::catch_unwind::do_call::h4a2dbbc2240abc17
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:582:40
[INFO] [stderr]     25:     0x57f258edc09a - std::panicking::catch_unwind::he31676af1f997eb7
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:545:19
[INFO] [stderr]     26:     0x57f258edc09a - std::panic::catch_unwind::he8ca5fc72329d194
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x57f258edc09a - std::rt::lang_start_internal::{{closure}}::hac4394c065bb209d
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x57f258edc09a - std::panicking::catch_unwind::do_call::h38be5134ec9fde56
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:582:40
[INFO] [stderr]     29:     0x57f258edc09a - std::panicking::catch_unwind::h2c7827a3ea4afc22
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panicking.rs:545:19
[INFO] [stderr]     30:     0x57f258edc09a - std::panic::catch_unwind::h428ccb0beeec507c
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x57f258edc09a - std::rt::lang_start_internal::h067ee1eadeb6999d
[INFO] [stderr]                                  at /rustc/94e848735e78b58442e0b82e9c60f8f430840389/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x57f258e70e21 - std[eba09e545cc47dd2]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x57f258e75a55 - main
[INFO] [stderr]     34:     0x707676fb51ca - <unknown>
[INFO] [stderr]     35:     0x707676fb528b - __libc_start_main
[INFO] [stderr]     36:     0x57f258e6fde5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "070d81a91593726c291de42d7aed81f710e658bd182720bfdb1618c60109f03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "070d81a91593726c291de42d7aed81f710e658bd182720bfdb1618c60109f03d", kill_on_drop: false }`
[INFO] [stdout] 070d81a91593726c291de42d7aed81f710e658bd182720bfdb1618c60109f03d
