[INFO] fetching crate irmin 0.3.3...
[INFO] checking irmin-0.3.3 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate irmin 0.3.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate irmin 0.3.3 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate irmin 0.3.3
[INFO] finished tweaking crates.io crate irmin 0.3.3
[INFO] tweaked toml for crates.io crate irmin 0.3.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate irmin 0.3.3 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 455fb44dbf7909402c91e63e5a0eeb3a1aab879338287e7c24130559bd33004a
[INFO] running `Command { std: "docker" "start" "-a" "455fb44dbf7909402c91e63e5a0eeb3a1aab879338287e7c24130559bd33004a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455fb44dbf7909402c91e63e5a0eeb3a1aab879338287e7c24130559bd33004a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455fb44dbf7909402c91e63e5a0eeb3a1aab879338287e7c24130559bd33004a", kill_on_drop: false }`
[INFO] [stdout] 455fb44dbf7909402c91e63e5a0eeb3a1aab879338287e7c24130559bd33004a
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 198bbde20ee8d4165dd56fab2df7933a3888672c32d3eb551af4b3a394d2e177
[INFO] running `Command { std: "docker" "start" "-a" "198bbde20ee8d4165dd56fab2df7933a3888672c32d3eb551af4b3a394d2e177", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling which v4.2.4
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling irmin v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `irmin v0.3.3 (/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/irmin-384f13d1a1ead53c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Unable to locate libirmin installation, try `opam install libirmin` or setting LIBIRMIN_PREFIX', build.rs:16:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e484a98171 - std::backtrace_rs::backtrace::libunwind::trace::ha9d9de1bf4176bfa
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55e484a98171 - std::backtrace_rs::backtrace::trace_unsynchronized::h165c36ef694ada1c
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e484a98171 - std::sys_common::backtrace::_print_fmt::h4d89c7ce1e89b43d
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x55e484a98171 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfc68e8a2f3b7b37c
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55e484abeccf - core::fmt::rt::Argument::fmt::hc7dd5538f3de21b7
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/fmt/rt.rs:138:9
[INFO] [stderr]      5:     0x55e484abeccf - core::fmt::write::hac9705ca9b43c249
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/fmt/mod.rs:1094:21
[INFO] [stderr]      6:     0x55e484a957f1 - std::io::Write::write_fmt::h7bc9466b47d6774b
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/io/mod.rs:1713:15
[INFO] [stderr]      7:     0x55e484a97f85 - std::sys_common::backtrace::_print::h03072469d8150f3e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55e484a97f85 - std::sys_common::backtrace::print::hd0f67791f02b87ae
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55e484a99797 - std::panicking::default_hook::{{closure}}::h7c8ccb2c703d1528
[INFO] [stderr]     10:     0x55e484a99584 - std::panicking::default_hook::h770c31d58b53801e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:288:9
[INFO] [stderr]     11:     0x55e484a99c4c - std::panicking::rust_panic_with_hook::hb50e58c42f5187f2
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:705:13
[INFO] [stderr]     12:     0x55e484a99b01 - std::panicking::begin_panic_handler::{{closure}}::h4d6093b91efbd52e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:595:13
[INFO] [stderr]     13:     0x55e484a985a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h318963d1ef4510cb
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:151:18
[INFO] [stderr]     14:     0x55e484a99892 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:593:5
[INFO] [stderr]     15:     0x55e4846994a3 - core::panicking::panic_fmt::h6ce9f4b93775846b
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/panicking.rs:67:14
[INFO] [stderr]     16:     0x55e48469c6f7 - build_script_build::find_path::haeacdcc46ee89411
[INFO] [stderr]     17:     0x55e48469d23d - build_script_build::main::h3c7992d51b81fd96
[INFO] [stderr]     18:     0x55e48469b633 - core::ops::function::FnOnce::call_once::h4dc83ca1c3bd3c3c
[INFO] [stderr]     19:     0x55e48469b476 - std::sys_common::backtrace::__rust_begin_short_backtrace::hea0dbc0f9f9eaebd
[INFO] [stderr]     20:     0x55e48469a899 - std::rt::lang_start::{{closure}}::h7d358d041bb51e6b
[INFO] [stderr]     21:     0x55e484a91735 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb332f02ff9fc81e2
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x55e484a91735 - std::panicking::try::do_call::hed879afea606d968
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:500:40
[INFO] [stderr]     23:     0x55e484a91735 - std::panicking::try::h395a878f3e4bd2f0
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:464:19
[INFO] [stderr]     24:     0x55e484a91735 - std::panic::catch_unwind::hb44b6ea043448d57
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panic.rs:142:14
[INFO] [stderr]     25:     0x55e484a91735 - std::rt::lang_start_internal::{{closure}}::h6184ba9e5b3e5fbf
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x55e484a91735 - std::panicking::try::do_call::h8b2c97d4d3608274
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:500:40
[INFO] [stderr]     27:     0x55e484a91735 - std::panicking::try::hfa4cc536e097f1fe
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:464:19
[INFO] [stderr]     28:     0x55e484a91735 - std::panic::catch_unwind::ha3e2192625bb4844
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panic.rs:142:14
[INFO] [stderr]     29:     0x55e484a91735 - std::rt::lang_start_internal::hbd6687884d030770
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x55e48469a877 - std::rt::lang_start::h2bf31aff8a4c52d8
[INFO] [stderr]     31:     0x55e48469dd75 - main
[INFO] [stderr]     32:     0x7fd67cce3d90 - <unknown>
[INFO] [stderr]     33:     0x7fd67cce3e40 - __libc_start_main
[INFO] [stderr]     34:     0x55e484699d35 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "198bbde20ee8d4165dd56fab2df7933a3888672c32d3eb551af4b3a394d2e177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198bbde20ee8d4165dd56fab2df7933a3888672c32d3eb551af4b3a394d2e177", kill_on_drop: false }`
[INFO] [stdout] 198bbde20ee8d4165dd56fab2df7933a3888672c32d3eb551af4b3a394d2e177
