[INFO] fetching crate degreen 0.1.1...
[INFO] checking degreen-0.1.1 against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] extracting crate degreen 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate degreen 0.1.1 on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate degreen 0.1.1
[INFO] finished tweaking crates.io crate degreen 0.1.1
[INFO] tweaked toml for crates.io crate degreen 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1caee73050f9d009e65d0c63890dfc43967868f9cc0633eddfb7a27334719908
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1caee73050f9d009e65d0c63890dfc43967868f9cc0633eddfb7a27334719908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1caee73050f9d009e65d0c63890dfc43967868f9cc0633eddfb7a27334719908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1caee73050f9d009e65d0c63890dfc43967868f9cc0633eddfb7a27334719908", kill_on_drop: false }`
[INFO] [stdout] 1caee73050f9d009e65d0c63890dfc43967868f9cc0633eddfb7a27334719908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3ca609e3640edb77b267931264e6d87748a5d537ef421dad4b2273bafd80c178
[INFO] running `Command { std: "docker" "start" "-a" "3ca609e3640edb77b267931264e6d87748a5d537ef421dad4b2273bafd80c178", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling pkg v1.1.0
[INFO] [stderr]    Compiling degreen v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `degreen v0.1.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/degreen-91a534d34860db4d/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'byte index 7 is out of bounds of ``', build.rs:23:25
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55bb907ffb30 - std::backtrace_rs::backtrace::libunwind::trace::h303a626d53553a64
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x55bb907ffb30 - std::backtrace_rs::backtrace::trace_unsynchronized::h6abb882733c3f18c
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55bb907ffb30 - std::sys_common::backtrace::_print_fmt::h57829321f1d9217a
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55bb907ffb30 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h400b66a054640aac
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55bb9081ce1c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/fmt/mod.rs:1076:17
[INFO] [stderr]      5:     0x55bb907fd1d2 - std::io::Write::write_fmt::h6453b28c8b27c6ea
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/io/mod.rs:1516:15
[INFO] [stderr]      6:     0x55bb90801c95 - std::sys_common::backtrace::_print::h15cc4b3923cc9bc0
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55bb90801c95 - std::sys_common::backtrace::print::h953c7be178c0674d
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55bb90801c95 - std::panicking::default_hook::{{closure}}::h635d667f571198f0
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55bb90801938 - std::panicking::default_hook::h3bc2efb48060abaa
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x55bb90802311 - std::panicking::rust_panic_with_hook::h887eb0c89f46b8b2
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:577:17
[INFO] [stderr]     11:     0x55bb90801eb9 - std::panicking::begin_panic_handler::{{closure}}::hf0d3f46d37dd3bc1
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:484:9
[INFO] [stderr]     12:     0x55bb907fffcc - std::sys_common::backtrace::__rust_end_short_backtrace::h4bce8b52717576e3
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55bb90801e79 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:483:5
[INFO] [stderr]     14:     0x55bb9081c131 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/panicking.rs:85:14
[INFO] [stderr]     15:     0x55bb9081fa65 - core::str::slice_error_fail::hb9332bc690ce8674
[INFO] [stderr]     16:     0x55bb907e6f52 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeTo<usize>>::index::hbd6911d2aab0d257
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/str/traits.rs:289:21
[INFO] [stderr]     17:     0x55bb907e2ec2 - core::str::traits::<impl core::ops::index::Index<I> for str>::index::hcae1759511387fa0
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/str/traits.rs:64:9
[INFO] [stderr]     18:     0x55bb907dc843 - build_script_build::set_version::h295b453090e57888
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:23:25
[INFO] [stderr]     19:     0x55bb907dc669 - build_script_build::main::he2cef3314ee9bc0e
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:8:5
[INFO] [stderr]     20:     0x55bb907dc5eb - core::ops::function::FnOnce::call_once::h62f7368951e27a5e
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     21:     0x55bb907dc3ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h1fd8f8978d048db2
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     22:     0x55bb907dc1f1 - std::rt::lang_start::{{closure}}::hd4a2b46b0fec97ef
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:66:18
[INFO] [stderr]     23:     0x55bb90802737 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1af42f2aaad601f7
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     24:     0x55bb90802737 - std::panicking::try::do_call::h9d43a73a8e9fb04a
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:381:40
[INFO] [stderr]     25:     0x55bb90802737 - std::panicking::try::h7a8d1100a6afe839
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:345:19
[INFO] [stderr]     26:     0x55bb90802737 - std::panic::catch_unwind::h9c80942da690cf03
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panic.rs:382:14
[INFO] [stderr]     27:     0x55bb90802737 - std::rt::lang_start_internal::h18ef240fb861b4d5
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:51:25
[INFO] [stderr]     28:     0x55bb907dc1c7 - std::rt::lang_start::hf73185d946559a55
[INFO] [stderr]                                  at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:65:5
[INFO] [stderr]     29:     0x55bb907dcc4a - main
[INFO] [stderr]     30:     0x7fb60f3bd0b3 - __libc_start_main
[INFO] [stderr]     31:     0x55bb907dc0ae - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3ca609e3640edb77b267931264e6d87748a5d537ef421dad4b2273bafd80c178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca609e3640edb77b267931264e6d87748a5d537ef421dad4b2273bafd80c178", kill_on_drop: false }`
[INFO] [stdout] 3ca609e3640edb77b267931264e6d87748a5d537ef421dad4b2273bafd80c178