[INFO] updating cached repository https://github.com/j-selby/liftinstall
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca8defda7e230e8ef6638ff5115965e8bd9bbe26
[INFO] checking j-selby/liftinstall against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-selby%2Fliftinstall" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/j-selby/liftinstall on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/j-selby/liftinstall
[INFO] finished tweaking git repo https://github.com/j-selby/liftinstall
[INFO] tweaked toml for git repo https://github.com/j-selby/liftinstall written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/j-selby/liftinstall already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 19b94b739b56265f1dafa15518e3905754a6f9338962fd84a20a3692cd5f7e5f
[INFO] running `"docker" "start" "-a" "19b94b739b56265f1dafa15518e3905754a6f9338962fd84a20a3692cd5f7e5f"`
[INFO] [stderr]    Compiling sysinfo v0.8.6
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling webview-sys v0.1.2 (https://github.com/j-selby/web-view.git?rev=752106e4637356cbdb39a0bf1113ea3ae8a14243#752106e4)
[INFO] [stderr]    Compiling lzma-sys v0.1.14
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]     Checking filetime v0.2.6
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]     Checking libflate v0.1.24
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]    Compiling serde v1.0.93
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.24
[INFO] [stderr]     Checking zip v0.5.2
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking web-view v0.4.1 (https://github.com/j-selby/web-view.git?rev=752106e4637356cbdb39a0bf1113ea3ae8a14243#752106e4)
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.31
[INFO] [stderr]    Compiling liftinstall v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr] error: failed to run custom build command for `liftinstall v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/liftinstall-40ad292b92911b92/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Failed to find yarn - please go ahead and install it!: Error { inner: stack backtrace:
[INFO] [stderr]    0: failure::backtrace::internal::InternalBacktrace::new::h53d2c211f2364788 (0x5575e784584f)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stderr]    1: failure::backtrace::Backtrace::new::hcda5438b2f05573a (0x5575e784525e)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stderr]    2: failure::context::Context<D>::new::hba4c4497745949ee (0x5575e7843daa)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/context.rs:84
[INFO] [stderr]    3: <which::error::Error as core::convert::From<which::error::ErrorKind>>::from::h02624a5096dd3ee5 (0x5575e7843af8)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/error.rs:59
[INFO] [stderr]    4: <T as core::convert::Into<U>>::into::h60504fbb9c01228c (0x5575e7839eec)
[INFO] [stderr]              at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/libcore/convert.rs:547
[INFO] [stderr]    5: which::finder::Finder::find::h458611c41686fda2 (0x5575e782ee96)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/finder.rs:85
[INFO] [stderr]    6: which::which_in::h7c7a98fa95f6cab0 (0x5575e78337e7)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:83
[INFO] [stderr]    7: which::which::heb44f2f20212bb9a (0x5575e78334b4)
[INFO] [stderr]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs:67
[INFO] [stderr]    8: build_script_build::main::h6e102d3b406d0bb7 (0x5575e783a909)
[INFO] [stderr]              at /opt/rustwide/workdir/build.rs:90
[INFO] [stderr]    9: std::rt::lang_start::{{closure}}::hd42ca75f77df79f4 (0x5575e7838ec0)
[INFO] [stderr]              at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/libstd/rt.rs:64
[INFO] [stderr]   10: std::rt::lang_start_internal::{{closure}}::h677067c06c8055b2 (0x5575e78d6dd3)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       std::panicking::try::do_call::h02b31030ec0cae5e
[INFO] [stderr]              at src/libstd/panicking.rs:292
[INFO] [stderr]   11: __rust_maybe_catch_panic (0x5575e78de0ea)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   12: std::panicking::try::h3d608dc302373513 (0x5575e78d789d)
[INFO] [stderr]              at src/libstd/panicking.rs:271
[INFO] [stderr]       std::panic::catch_unwind::hbd3bc0654419de57
[INFO] [stderr]              at src/libstd/panic.rs:394
[INFO] [stderr]       std::rt::lang_start_internal::hb18b97680fa7fcd0
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   13: std::rt::lang_start::h87ab3fa439d50c2f (0x5575e7838e99)
[INFO] [stderr]              at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/libstd/rt.rs:64
[INFO] [stderr]   14: main (0x5575e783beea)
[INFO] [stderr]   15: __libc_start_main (0x7f06c561eb97)
[INFO] [stderr]   16: _start (0x5575e781e1ca)
[INFO] [stderr]   17: <unknown> (0x0)
[INFO] [stderr] 
[INFO] [stderr] Cannot find binary path }', src/libcore/result.rs:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5575e78d4954 - backtrace::backtrace::libunwind::trace::h3c777145747bb537
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5575e78d4954 - backtrace::backtrace::trace_unsynchronized::h66b9e4a5d8dcdac1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5575e78d4954 - std::sys_common::backtrace::_print_fmt::h67af8761982571ce
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x5575e78d4954 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd2414c318764e035
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x5575e78f8a0c - core::fmt::write::h6b1d9e7d0caf83ef
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x5575e78d2c17 - std::io::Write::write_fmt::h7d23ef4c2e86d894
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x5575e78d6d05 - std::sys_common::backtrace::_print::h95f9ce51820bb860
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x5575e78d6d05 - std::sys_common::backtrace::print::h60cdacab02cba05c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5575e78d6d05 - std::panicking::default_hook::{{closure}}::hd6f0e16d93b9b5c8
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x5575e78d69f6 - std::panicking::default_hook::hd45736b469c8d928
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x5575e78d73a5 - std::panicking::rust_panic_with_hook::hcc17bc0996b76a4c
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x5575e78d6f42 - std::panicking::continue_panic_fmt::hacd60ce981312f06
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x5575e78d6e36 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   13:     0x5575e78f595a - core::panicking::panic_fmt::h1ebeaa41bf98abea
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   14:     0x5575e78f5a57 - core::result::unwrap_failed::h231e9151bc35c4cf
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x5575e782ccf4 - core::result::Result<T,E>::expect::h08366cf6c675f92d
[INFO] [stderr]                                at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/libcore/result.rs:960
[INFO] [stderr]   16:     0x5575e783a92c - build_script_build::main::h6e102d3b406d0bb7
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:90
[INFO] [stderr]   17:     0x5575e7838ec0 - std::rt::lang_start::{{closure}}::hd42ca75f77df79f4
[INFO] [stderr]                                at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x5575e78d6dd3 - std::rt::lang_start_internal::{{closure}}::h677067c06c8055b2
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   19:     0x5575e78d6dd3 - std::panicking::try::do_call::h02b31030ec0cae5e
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   20:     0x5575e78de0ea - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x5575e78d789d - std::panicking::try::h3d608dc302373513
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   22:     0x5575e78d789d - std::panic::catch_unwind::hbd3bc0654419de57
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5575e78d789d - std::rt::lang_start_internal::hb18b97680fa7fcd0
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   24:     0x5575e7838e99 - std::rt::lang_start::h87ab3fa439d50c2f
[INFO] [stderr]                                at /rustc/9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7/src/libstd/rt.rs:64
[INFO] [stderr]   25:     0x5575e783beea - main
[INFO] [stderr]   26:     0x7f06c561eb97 - __libc_start_main
[INFO] [stderr]   27:     0x5575e781e1ca - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "19b94b739b56265f1dafa15518e3905754a6f9338962fd84a20a3692cd5f7e5f"`
[INFO] running `"docker" "rm" "-f" "19b94b739b56265f1dafa15518e3905754a6f9338962fd84a20a3692cd5f7e5f"`
[INFO] [stdout] 19b94b739b56265f1dafa15518e3905754a6f9338962fd84a20a3692cd5f7e5f