[INFO] fetching crate degreen 0.1.1...
[INFO] documenting degreen-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate degreen 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate degreen 0.1.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dce227e0dd10e96a108bc9c9da4a5af3d974d5e6c810798a95db14211bb7eb18
[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" "dce227e0dd10e96a108bc9c9da4a5af3d974d5e6c810798a95db14211bb7eb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dce227e0dd10e96a108bc9c9da4a5af3d974d5e6c810798a95db14211bb7eb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce227e0dd10e96a108bc9c9da4a5af3d974d5e6c810798a95db14211bb7eb18", kill_on_drop: false }`
[INFO] [stdout] dce227e0dd10e96a108bc9c9da4a5af3d974d5e6c810798a95db14211bb7eb18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 7f7f38f53abfa526cf418453bcb6ddb8e2ae17c757f201c375a2bdaf61fb7428
[INFO] running `Command { std: "docker" "start" "-a" "7f7f38f53abfa526cf418453bcb6ddb8e2ae17c757f201c375a2bdaf61fb7428", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking bitflags v1.3.2
[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-469d2bd855f7f286/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'byte index 7 is out of bounds of ``', library/core/src/str/mod.rs:107:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c6199b276d - std::backtrace_rs::backtrace::libunwind::trace::h22893a5306c091b4
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55c6199b276d - std::backtrace_rs::backtrace::trace_unsynchronized::h29c3bc6f9e91819d
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c6199b276d - std::sys_common::backtrace::_print_fmt::he497d8a0ec903793
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55c6199b276d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9c2a9d2774d81873
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55c6199d03fc - core::fmt::write::hba4337c43d992f49
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/fmt/mod.rs:1194:17
[INFO] [stderr]      5:     0x55c6199afdf1 - std::io::Write::write_fmt::heb73de6e02cfabed
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/io/mod.rs:1655:15
[INFO] [stderr]      6:     0x55c6199b3f15 - std::sys_common::backtrace::_print::h63c8b24acdd8e8ce
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55c6199b3f15 - std::sys_common::backtrace::print::h426700d6240cdcc2
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55c6199b3f15 - std::panicking::default_hook::{{closure}}::hc9a76eed0b18f82b
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x55c6199b3bc9 - std::panicking::default_hook::h2e88d02087fae196
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x55c6199b4462 - std::panicking::rust_panic_with_hook::habfdcc2e90f9fd4c
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x55c6199b4347 - std::panicking::begin_panic_handler::{{closure}}::he054b2a83a51d2cd
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x55c6199b2c24 - std::sys_common::backtrace::__rust_end_short_backtrace::ha48b94ab49b30915
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55c6199b4079 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x55c619988463 - core::panicking::panic_fmt::h366d3a309ae17c94
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/panicking.rs:143:14
[INFO] [stderr]     15:     0x55c6199d2feb - core::str::slice_error_fail_rt::h4a702334d6a8cbe3
[INFO] [stderr]     16:     0x55c6199cee37 - core::ops::function::FnOnce::call_once::h82ad8e60b04d5dd8
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x55c6199cf018 - core::intrinsics::const_eval_select::h6f036bf6ff0cbd0d
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/intrinsics.rs:2361:5
[INFO] [stderr]     18:     0x55c619988622 - core::str::slice_error_fail::h83fedaa865594a4f
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/str/mod.rs:86:9
[INFO] [stderr]     19:     0x55c61998bf30 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeTo<usize>>::index::hc7adb0d47d2ab150
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/str/traits.rs:294:21
[INFO] [stderr]     20:     0x55c619992918 - core::str::traits::<impl core::ops::index::Index<I> for str>::index::hc460749e4a7d1ec4
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/str/traits.rs:65:9
[INFO] [stderr]     21:     0x55c619988de9 - build_script_build::set_version::h7671cbe05673dfce
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:23:25
[INFO] [stderr]     22:     0x55c619988bd9 - build_script_build::main::hb8e302d638e579ea
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:8:5
[INFO] [stderr]     23:     0x55c6199891db - core::ops::function::FnOnce::call_once::hbed3a18dde70e5b9
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     24:     0x55c61998873e - std::sys_common::backtrace::__rust_begin_short_backtrace::h253c2759ebd7fe7a
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     25:     0x55c6199887e1 - std::rt::lang_start::{{closure}}::h22e727b1e1460092
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:145:18
[INFO] [stderr]     26:     0x55c6199accce - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::had4f69b3aefb47a8
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     27:     0x55c6199accce - std::panicking::try::do_call::hf2ad5355fcafe775
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x55c6199accce - std::panicking::try::h0a63ac363423e61e
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x55c6199accce - std::panic::catch_unwind::h18088edcecb8693a
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x55c6199accce - std::rt::lang_start_internal::{{closure}}::ha7dad166dc711761
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:48
[INFO] [stderr]     31:     0x55c6199accce - std::panicking::try::do_call::hda0c61bf3a57d6e6
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40
[INFO] [stderr]     32:     0x55c6199accce - std::panicking::try::hbc940e68560040a9
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19
[INFO] [stderr]     33:     0x55c6199accce - std::panic::catch_unwind::haed0df2aeb3fa368
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14
[INFO] [stderr]     34:     0x55c6199accce - std::rt::lang_start_internal::h9c06694362b5b80c
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:20
[INFO] [stderr]     35:     0x55c6199887b0 - std::rt::lang_start::h1f0b78b42d5784b8
[INFO] [stderr]                                  at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:144:17
[INFO] [stderr]     36:     0x55c6199890cc - main
[INFO] [stderr]     37:     0x7f839cf990b3 - __libc_start_main
[INFO] [stderr]     38:     0x55c61998865e - _start
[INFO] [stderr]     39:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7f7f38f53abfa526cf418453bcb6ddb8e2ae17c757f201c375a2bdaf61fb7428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7f38f53abfa526cf418453bcb6ddb8e2ae17c757f201c375a2bdaf61fb7428", kill_on_drop: false }`
[INFO] [stdout] 7f7f38f53abfa526cf418453bcb6ddb8e2ae17c757f201c375a2bdaf61fb7428