[INFO] cloning repository https://github.com/icewind1991/purpledot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icewind1991/purpledot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fpurpledot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fpurpledot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0f3e2cc4d93edb2b1e8b3f3006e91ab2b02bc80
[INFO] checking icewind1991/purpledot against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fpurpledot" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icewind1991/purpledot on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/icewind1991/purpledot
[INFO] finished tweaking git repo https://github.com/icewind1991/purpledot
[INFO] tweaked toml for git repo https://github.com/icewind1991/purpledot written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/icewind1991/purpledot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded rsmpeg v0.6.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.19
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] [stderr]   Downloaded ffimage v0.9.0
[INFO] [stderr]   Downloaded rusty_ffmpeg v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5bef63b3b5ac82841210611dcdecba0ab2428ebc9b7d3dbdf9a42a5efe0a8ef
[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" "f5bef63b3b5ac82841210611dcdecba0ab2428ebc9b7d3dbdf9a42a5efe0a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5bef63b3b5ac82841210611dcdecba0ab2428ebc9b7d3dbdf9a42a5efe0a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bef63b3b5ac82841210611dcdecba0ab2428ebc9b7d3dbdf9a42a5efe0a8ef", kill_on_drop: false }`
[INFO] [stdout] f5bef63b3b5ac82841210611dcdecba0ab2428ebc9b7d3dbdf9a42a5efe0a8ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 4f0df6c08ccadacb9e94a764a4d620f272d10c0ab570f0b2ec7db3c0966b6e5a
[INFO] running `Command { std: "docker" "start" "-a" "4f0df6c08ccadacb9e94a764a4d620f272d10c0ab570f0b2ec7db3c0966b6e5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling shlex v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking eyre v0.6.5
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking ffimage v0.9.0
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling rusty_ffmpeg v0.7.0
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stderr] error: failed to run custom build command for `rusty_ffmpeg v0.7.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_ffmpeg-0688bae16672595b/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'No linking method set!', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_ffmpeg-0.7.0/build.rs:332:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56067b2593b0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56067b2593b0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56067b2593b0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56067b2593b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h2a772198c4032452
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56067b27e9ec - core::fmt::write::h9a6d9c74526a6c1b
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x56067b255fa5 - std::io::Write::write_fmt::h00f38d9eb2c32e02
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/io/mod.rs:1663:15
[INFO] [stderr]      6:     0x56067b25b86b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56067b25b86b - std::sys_common::backtrace::print::h93b9e9ed2a98e611
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56067b25b86b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x56067b25b341 - std::panicking::default_hook::hdbc8b2951c5afbab
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56067b25bf34 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x56067b1ed063 - std::panicking::begin_panic::{{closure}}::h093279fcf5584b05
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x56067b1ecee9 - std::sys_common::backtrace::__rust_end_short_backtrace::h1ebae1e29166f5cb
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x56067b1ecf99 - std::panicking::begin_panic::h68761e958f6b9d6d
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x56067acf61ca - build_script_build::static_linking::hd4d3d42c8605e4b7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_ffmpeg-0.7.0/build.rs:332:13
[INFO] [stderr]     15:     0x56067acf6cf7 - build_script_build::main::h11e49e91ff324a84
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_ffmpeg-0.7.0/build.rs:370:9
[INFO] [stderr]     16:     0x56067acf7ddb - core::ops::function::FnOnce::call_once::h3909c9cb20f62eab
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x56067acfad2e - std::sys_common::backtrace::__rust_begin_short_backtrace::hd5120fd5c5573c98
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x56067acf9511 - std::rt::lang_start::{{closure}}::hf2bdeed73d93aa48
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:63:18
[INFO] [stderr]     19:     0x56067b25c53a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hcbe5785d54a49ce2
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x56067b25c53a - std::panicking::try::do_call::h1c15e7ee8563c29d
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:401:40
[INFO] [stderr]     21:     0x56067b25c53a - std::panicking::try::hb8b07cef009cb4fc
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:365:19
[INFO] [stderr]     22:     0x56067b25c53a - std::panic::catch_unwind::h65a8efbe596bcbb1
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panic.rs:434:14
[INFO] [stderr]     23:     0x56067b25c53a - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:45:48
[INFO] [stderr]     24:     0x56067b25c53a - std::panicking::try::do_call::h29cafa65efb3f3f3
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:401:40
[INFO] [stderr]     25:     0x56067b25c53a - std::panicking::try::h412fc5378b4dbfc4
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panicking.rs:365:19
[INFO] [stderr]     26:     0x56067b25c53a - std::panic::catch_unwind::h555def6aac5bf192
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/panic.rs:434:14
[INFO] [stderr]     27:     0x56067b25c53a - std::rt::lang_start_internal::hfff48202d7fee6e3
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:45:20
[INFO] [stderr]     28:     0x56067acf94e0 - std::rt::lang_start::h327bd8f19a5ae302
[INFO] [stderr]                                  at /rustc/ddfd70ee3c3748e597b32f416b0d15a4f6e37685/library/std/src/rt.rs:62:5
[INFO] [stderr]     29:     0x56067acf6e2c - main
[INFO] [stderr]     30:     0x7f824a5620b3 - __libc_start_main
[INFO] [stderr]     31:     0x56067acf221e - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4f0df6c08ccadacb9e94a764a4d620f272d10c0ab570f0b2ec7db3c0966b6e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0df6c08ccadacb9e94a764a4d620f272d10c0ab570f0b2ec7db3c0966b6e5a", kill_on_drop: false }`
[INFO] [stdout] 4f0df6c08ccadacb9e94a764a4d620f272d10c0ab570f0b2ec7db3c0966b6e5a