[INFO] updating cached repository band-of-four/joebot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/band-of-four/joebot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/band-of-four/joebot" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/band-of-four/joebot"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/band-of-four/joebot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/band-of-four/joebot" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/band-of-four/joebot"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/band-of-four/joebot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee05156c1473d9a38a6a1abb770c55e440600d62
[INFO] sha for GitHub repo band-of-four/joebot: ee05156c1473d9a38a6a1abb770c55e440600d62
[INFO] validating manifest of band-of-four/joebot on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of band-of-four/joebot on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing band-of-four/joebot
[INFO] finished frobbing band-of-four/joebot
[INFO] frobbed toml for band-of-four/joebot written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/band-of-four/joebot/Cargo.toml
[INFO] started frobbing band-of-four/joebot
[INFO] finished frobbing band-of-four/joebot
[INFO] frobbed toml for band-of-four/joebot written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/band-of-four/joebot/Cargo.toml
[INFO] crate band-of-four/joebot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking band-of-four/joebot against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-2/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/band-of-four/joebot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fe894705c0a6edff35bdb67c180186bb1eb6391d1c03f837b0779db2b284748d
[INFO] running `"docker" "start" "-a" "fe894705c0a6edff35bdb67c180186bb1eb6391d1c03f837b0779db2b284748d"`
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.2
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking encoding_rs v0.8.16
[INFO] [stderr]     Checking libflate v0.1.20
[INFO] [stderr]     Checking combine v3.6.7
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking openssl v0.10.18
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking native-tls v0.2.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.10
[INFO] [stderr]     Checking redis v0.9.1
[INFO] [stderr]    Compiling joebot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `joebot v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/joebot-01e4ca8f74fb5d68/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558677362273 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::he40e3e73036b0b3f
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55867735df3b - std::sys_common::backtrace::_print::h6d6f6242937d4268
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x558677361016 - std::panicking::default_hook::{{closure}}::hd0821dee96f91765
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x558677360da9 - std::panicking::default_hook::h8dc8a77692be60de
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x5586773616bf - std::panicking::rust_panic_with_hook::he8c6e40be53e89a5
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x558677361241 - std::panicking::continue_panic_fmt::h24ac15689db01f04
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x558677361125 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x558677375ddc - core::panicking::panic_fmt::h64a7b003b9ca6c01
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x55867729e542 - core::result::unwrap_failed::h16349feccb2d3693
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x5586772a1286 - core::result::Result<T,E>::unwrap::h59eee8b62466dea5
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libcore/result.rs:800
[INFO] [stderr]   10:     0x5586772e45ab - build_script_build::main::h98693970dba18cae
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:19
[INFO] [stderr]   11:     0x55867729d8ef - std::rt::lang_start::{{closure}}::hc4973705b3641b9a
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x5586773610c2 - std::panicking::try::do_call::h03c9792ab8ffda62
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x558677363949 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x558677361bcc - std::rt::lang_start_internal::h0a8566bec8d08064
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x55867729d8c8 - std::rt::lang_start::hb263c38cd8740069
[INFO] [stderr]                                at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x5586772e9119 - main
[INFO] [stderr]   17:     0x7f91feadf2e0 - __libc_start_main
[INFO] [stderr]   18:     0x5586772570e9 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "fe894705c0a6edff35bdb67c180186bb1eb6391d1c03f837b0779db2b284748d"`
[INFO] running `"docker" "rm" "-f" "fe894705c0a6edff35bdb67c180186bb1eb6391d1c03f837b0779db2b284748d"`
[INFO] [stdout] fe894705c0a6edff35bdb67c180186bb1eb6391d1c03f837b0779db2b284748d