[INFO] cloning repository https://github.com/merlinlab/merlin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/merlinlab/merlin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlinlab%2Fmerlin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlinlab%2Fmerlin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2a4d2d7ad5500f72ce5fa5bce0b6831ccdcfdae
[INFO] checking merlinlab/merlin against master#e1613686e0efc80a1a18b1263625450a8de3fb04 for pr-154492-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerlinlab%2Fmerlin" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/merlinlab/merlin
[INFO] finished tweaking git repo https://github.com/merlinlab/merlin
[INFO] tweaked toml for git repo https://github.com/merlinlab/merlin written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/merlinlab/merlin on toolchain e1613686e0efc80a1a18b1263625450a8de3fb04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/merlinlab/merlin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ffmpeg-sys v2.8.9
[INFO] [stderr]   Downloaded ffmpeg v0.2.0-alpha.1
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4b4bd6259bc8deb8e8fa93d581c9bf32c43d4a57fa6cf2893d561926da20053
[INFO] running `Command { std: "docker" "start" "-a" "a4b4bd6259bc8deb8e8fa93d581c9bf32c43d4a57fa6cf2893d561926da20053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b4bd6259bc8deb8e8fa93d581c9bf32c43d4a57fa6cf2893d561926da20053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b4bd6259bc8deb8e8fa93d581c9bf32c43d4a57fa6cf2893d561926da20053", kill_on_drop: false }`
[INFO] [stdout] a4b4bd6259bc8deb8e8fa93d581c9bf32c43d4a57fa6cf2893d561926da20053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e1613686e0efc80a1a18b1263625450a8de3fb04" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a7a5690e82e112b802d7dc53ecdff30b3091754726cb1349f9ab302f045a080
[INFO] running `Command { std: "docker" "start" "-a" "3a7a5690e82e112b802d7dc53ecdff30b3091754726cb1349f9ab302f045a080", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling ffmpeg-sys v2.8.9
[INFO] [stderr] error: failed to run custom build command for `ffmpeg-sys v2.8.9`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/ffmpeg-sys-539fd15374cc7445/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   check.c:595:26: fatal error: libavresample/avresample.h: No such file or directory
[INFO] [stderr]     595 |                 #include <libavresample/avresample.h>
[INFO] [stderr]         |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   compilation terminated.
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (105) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ffmpeg-sys-2.8.9/build.rs:267:9:
[INFO] [stderr]   Compile failed
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5f6c1eb5a29a - std[642a7ee6c8b29c9f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5f6c1eb5a29a - std[642a7ee6c8b29c9f]::backtrace_rs::backtrace::trace_unsynchronized::<std[642a7ee6c8b29c9f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5f6c1eb5a29a - std[642a7ee6c8b29c9f]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5f6c1eb5a29a - <<std[642a7ee6c8b29c9f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[b6ab539e18305c98]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5f6c1eb6cc7a - <core[b6ab539e18305c98]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5f6c1eb6cc7a - core[b6ab539e18305c98]::fmt::write
[INFO] [stderr]      6:     0x5f6c1eb5e4a2 - std[642a7ee6c8b29c9f]::io::default_write_fmt::<std[642a7ee6c8b29c9f]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5f6c1eb5e4a2 - <std[642a7ee6c8b29c9f]::sys::stdio::unix::Stderr as std[642a7ee6c8b29c9f]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5f6c1eb3ed7f - <std[642a7ee6c8b29c9f]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5f6c1eb3ed7f - std[642a7ee6c8b29c9f]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5f6c1eb55f41 - std[642a7ee6c8b29c9f]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5f6c1eb560fb - std[642a7ee6c8b29c9f]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5f6c1eb3e36c - std[642a7ee6c8b29c9f]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:762:9
[INFO] [stderr]     13:     0x5f6c1eb34079 - std[642a7ee6c8b29c9f]::sys::backtrace::__rust_end_short_backtrace::<std[642a7ee6c8b29c9f]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5f6c1eb322c0 - std[642a7ee6c8b29c9f]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:761:5
[INFO] [stderr]     15:     0x5f6c1eb17d75 - build_script_build[61b64861aa8dc3b0]::check_features
[INFO] [stderr]     16:     0x5f6c1eb1cf5b - build_script_build[61b64861aa8dc3b0]::main
[INFO] [stderr]     17:     0x5f6c1eb25e73 - <fn() as core[b6ab539e18305c98]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x5f6c1eb23f66 - std[642a7ee6c8b29c9f]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x5f6c1eb21509 - std[642a7ee6c8b29c9f]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x5f6c1eb55184 - <&dyn core[b6ab539e18305c98]::ops::function::Fn<(), Output = i32> + core[b6ab539e18305c98]::panic::unwind_safe::RefUnwindSafe + core[b6ab539e18305c98]::marker::Sync as core[b6ab539e18305c98]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::panicking::catch_unwind::do_call::<&dyn core[b6ab539e18305c98]::ops::function::Fn<(), Output = i32> + core[b6ab539e18305c98]::panic::unwind_safe::RefUnwindSafe + core[b6ab539e18305c98]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::panicking::catch_unwind::<i32, &dyn core[b6ab539e18305c98]::ops::function::Fn<(), Output = i32> + core[b6ab539e18305c98]::panic::unwind_safe::RefUnwindSafe + core[b6ab539e18305c98]::marker::Sync>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::panic::catch_unwind::<&dyn core[b6ab539e18305c98]::ops::function::Fn<(), Output = i32> + core[b6ab539e18305c98]::panic::unwind_safe::RefUnwindSafe + core[b6ab539e18305c98]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::panicking::catch_unwind::do_call::<std[642a7ee6c8b29c9f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::panicking::catch_unwind::<isize, std[642a7ee6c8b29c9f]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::panic::catch_unwind::<std[642a7ee6c8b29c9f]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5f6c1eb55184 - std[642a7ee6c8b29c9f]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/e1613686e0efc80a1a18b1263625450a8de3fb04/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5f6c1eb213f1 - std[642a7ee6c8b29c9f]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x5f6c1eb20e05 - main
[INFO] [stderr]     31:     0x7bc2e4ff61ca - <unknown>
[INFO] [stderr]     32:     0x7bc2e4ff628b - __libc_start_main
[INFO] [stderr]     33:     0x5f6c1eb140b5 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "3a7a5690e82e112b802d7dc53ecdff30b3091754726cb1349f9ab302f045a080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7a5690e82e112b802d7dc53ecdff30b3091754726cb1349f9ab302f045a080", kill_on_drop: false }`
[INFO] [stdout] 3a7a5690e82e112b802d7dc53ecdff30b3091754726cb1349f9ab302f045a080