[INFO] cloning repository https://github.com/cocagne/aspen-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cocagne/aspen-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcocagne%2Faspen-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcocagne%2Faspen-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 363a1645edb405d92c375eda9bee638a872f847b
[INFO] checking cocagne/aspen-server against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcocagne%2Faspen-server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cocagne/aspen-server on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cocagne/aspen-server
[INFO] finished tweaking git repo https://github.com/cocagne/aspen-server
[INFO] tweaked toml for git repo https://github.com/cocagne/aspen-server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cocagne/aspen-server 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "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 integer-encoding v1.0.7
[INFO] [stderr]   Downloaded jemallocator v0.3.2
[INFO] [stderr]   Downloaded rocksdb v0.12.4
[INFO] [stderr]   Downloaded flatbuffers v0.6.1
[INFO] [stderr]   Downloaded jobserver v0.1.17
[INFO] [stderr]   Downloaded num-bigint v0.3.0
[INFO] [stderr]   Downloaded bindgen v0.49.2
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[INFO] [stderr]   Downloaded librocksdb-sys v6.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ece4bacc0596378bdb501a031873ecc8f9d56047a7a4bb81cfe514d67a67cf45
[INFO] running `Command { std: "docker" "start" "-a" "ece4bacc0596378bdb501a031873ecc8f9d56047a7a4bb81cfe514d67a67cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ece4bacc0596378bdb501a031873ecc8f9d56047a7a4bb81cfe514d67a67cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece4bacc0596378bdb501a031873ecc8f9d56047a7a4bb81cfe514d67a67cf45", kill_on_drop: false }`
[INFO] [stdout] ece4bacc0596378bdb501a031873ecc8f9d56047a7a4bb81cfe514d67a67cf45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a799f827526eca6fce6794c4c1d1288b0907c75dec7a36dd0e5cc3a747c2efb0
[INFO] running `Command { std: "docker" "start" "-a" "a799f827526eca6fce6794c4c1d1288b0907c75dec7a36dd0e5cc3a747c2efb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling bindgen v0.49.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling aspen-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking flatbuffers v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr] error: failed to run custom build command for `aspen-server 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/aspen-server-94c0af70bb1da3dd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:10:34:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a04d8834642 - std::backtrace_rs::backtrace::libunwind::trace::hfa06e9f63bf0a83a
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5a04d8834642 - std::backtrace_rs::backtrace::trace_unsynchronized::h70efc93666558e57
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5a04d8834642 - std::sys::backtrace::_print_fmt::hc7b2a59e4b7c6f59
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5a04d8834642 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb6c331e4a1aab9b4
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5a04d88535f3 - core::fmt::rt::Argument::fmt::h94ac5387a38069f9
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5a04d88535f3 - core::fmt::write::hd781ad4357bb296d
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/core/src/fmt/mod.rs:1460:25
[INFO] [stderr]      6:     0x5a04d8832023 - std::io::default_write_fmt::h25bf119100aa2ec8
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a04d8832023 - std::io::Write::write_fmt::h4867718dbbdcf9ee
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5a04d8834492 - std::sys::backtrace::BacktraceLock::print::h5d45eb20eab8a794
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5a04d8835502 - std::panicking::default_hook::{{closure}}::h42ad209a87b6868d
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5a04d8835305 - std::panicking::default_hook::h85049098360665bc
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5a04d8835dd2 - std::panicking::rust_panic_with_hook::hc302aa8b04d109ba
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5a04d8835c6a - std::panicking::begin_panic_handler::{{closure}}::h0186f3bc30304ee7
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:706:13
[INFO] [stderr]     13:     0x5a04d8834b39 - std::sys::backtrace::__rust_end_short_backtrace::h971f2fdfa01904c0
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5a04d88358fd - __rustc[290bc3cf94966f64]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:697:5
[INFO] [stderr]     15:     0x5a04d88528c0 - core::panicking::panic_fmt::h647e7290c4e00148
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5a04d8852c56 - core::result::unwrap_failed::hb6f4de2288075484
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/core/src/result.rs:1761:5
[INFO] [stderr]     17:     0x5a04d880ebee - build_script_build::main::h4d63bc54c505279e
[INFO] [stderr]     18:     0x5a04d880bdf3 - core::ops::function::FnOnce::call_once::h52eef4a3d1732b45
[INFO] [stderr]     19:     0x5a04d880ba56 - std::sys::backtrace::__rust_begin_short_backtrace::h55d75a4cad6271c3
[INFO] [stderr]     20:     0x5a04d880b919 - std::rt::lang_start::{{closure}}::ha67ba25e3a1979b4
[INFO] [stderr]     21:     0x5a04d882edb0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h4d341151e3209f87
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     22:     0x5a04d882edb0 - std::panicking::catch_unwind::do_call::hddece26cc0258a14
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:589:40
[INFO] [stderr]     23:     0x5a04d882edb0 - std::panicking::catch_unwind::h06771f83dee1e832
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:552:19
[INFO] [stderr]     24:     0x5a04d882edb0 - std::panic::catch_unwind::h73751a747c85974a
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5a04d882edb0 - std::rt::lang_start_internal::{{closure}}::h7c7316738abb89b8
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5a04d882edb0 - std::panicking::catch_unwind::do_call::h8b2cec477bbd71ae
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:589:40
[INFO] [stderr]     27:     0x5a04d882edb0 - std::panicking::catch_unwind::h9145629f1087e3cd
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panicking.rs:552:19
[INFO] [stderr]     28:     0x5a04d882edb0 - std::panic::catch_unwind::hf2895de5e50d8a3b
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5a04d882edb0 - std::rt::lang_start_internal::h969e9928e3178f3a
[INFO] [stderr]                                  at /rustc/8d46be77cd48fdbcced888d027457e2c9cf2aa16/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5a04d880b901 - std::rt::lang_start::h93c01007c103dae5
[INFO] [stderr]     31:     0x5a04d880eda5 - main
[INFO] [stderr]     32:     0x741b592e51ca - <unknown>
[INFO] [stderr]     33:     0x741b592e528b - __libc_start_main
[INFO] [stderr]     34:     0x5a04d880aac5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a799f827526eca6fce6794c4c1d1288b0907c75dec7a36dd0e5cc3a747c2efb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a799f827526eca6fce6794c4c1d1288b0907c75dec7a36dd0e5cc3a747c2efb0", kill_on_drop: false }`
[INFO] [stdout] a799f827526eca6fce6794c4c1d1288b0907c75dec7a36dd0e5cc3a747c2efb0