[INFO] cloning repository https://github.com/bbqsrc/jscore-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbqsrc/jscore-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fjscore-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fjscore-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91b5854ff3fb3970e10583515d78a5de6c3a7210
[INFO] testing bbqsrc/jscore-rs against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fjscore-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bbqsrc/jscore-rs on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bbqsrc/jscore-rs
[INFO] finished tweaking git repo https://github.com/bbqsrc/jscore-rs
[INFO] tweaked toml for git repo https://github.com/bbqsrc/jscore-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bbqsrc/jscore-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded runtime v0.3.0-alpha.6
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded async-ready v3.0.0
[INFO] [stderr]   Downloaded async-datagram v3.0.0
[INFO] [stderr]   Downloaded runtime-attributes v0.3.0-alpha.5
[INFO] [stderr]   Downloaded juliex v0.3.0-alpha.7
[INFO] [stderr]   Downloaded bindgen v0.49.3
[INFO] [stderr]   Downloaded runtime-raw v0.3.0-alpha.4
[INFO] [stderr]   Downloaded romio v0.3.0-alpha.9
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded async-datagram v2.2.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.29
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded libloading v0.5.1
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded clang-sys v0.28.0
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded runtime-native v0.3.0-alpha.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcdc7ed6a0704269dbfc78d970630ff48475d3ff30b5a12948840f91c6f00fe0
[INFO] running `Command { std: "docker" "start" "-a" "dcdc7ed6a0704269dbfc78d970630ff48475d3ff30b5a12948840f91c6f00fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcdc7ed6a0704269dbfc78d970630ff48475d3ff30b5a12948840f91c6f00fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdc7ed6a0704269dbfc78d970630ff48475d3ff30b5a12948840f91c6f00fe0", kill_on_drop: false }`
[INFO] [stdout] dcdc7ed6a0704269dbfc78d970630ff48475d3ff30b5a12948840f91c6f00fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9723b02e5a2ccc44b8542787d0305fd11d8c91159b3393a3bca911a2c174ebc6
[INFO] running `Command { std: "docker" "start" "-a" "9723b02e5a2ccc44b8542787d0305fd11d8c91159b3393a3bca911a2c174ebc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling futures v0.1.28
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling bindgen v0.49.3
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling async-ready v3.0.0
[INFO] [stderr]    Compiling async-datagram v3.0.0
[INFO] [stderr]    Compiling async-datagram v2.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]    Compiling libloading v0.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling clang-sys v0.28.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.16
[INFO] [stderr]    Compiling romio v0.3.0-alpha.9
[INFO] [stderr]    Compiling runtime-raw v0.3.0-alpha.4
[INFO] [stderr]    Compiling futures-timer v0.2.1
[INFO] [stderr]    Compiling juliex v0.3.0-alpha.7
[INFO] [stderr]    Compiling runtime-native v0.3.0-alpha.5
[INFO] [stderr]    Compiling runtime-attributes v0.3.0-alpha.5
[INFO] [stderr]    Compiling runtime v0.3.0-alpha.6
[INFO] [stderr]    Compiling javascriptcore-sys v0.1.0 (/opt/rustwide/workdir/javascriptcore-sys)
[INFO] [stderr] error: failed to run custom build command for `javascriptcore-sys v0.1.0 (/opt/rustwide/workdir/javascriptcore-sys)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/javascriptcore-sys-eed55d564956b9b9/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Unsupported build config; try feature `bundled`.', javascriptcore-sys/build.rs:128:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55d1b073f510 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55d1b073f510 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized::<std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55d1b073f510 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55d1b073f510 - <std[77c0456e0eb29f0c]::sys_common::backtrace::_print::DisplayBacktrace as core[ee1ca6415511a9c4]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55d1b0758afc - core[ee1ca6415511a9c4]::fmt::write
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x55d1b073df75 - <std[77c0456e0eb29f0c]::sys::unix::stdio::Stderr as std[77c0456e0eb29f0c]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x55d1b074113b - std[77c0456e0eb29f0c]::sys_common::backtrace::_print
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55d1b074113b - std[77c0456e0eb29f0c]::sys_common::backtrace::print
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55d1b074113b - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55d1b0740c11 - std[77c0456e0eb29f0c]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55d1b07417e1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x55d1b0730963 - std[77c0456e0eb29f0c]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:542:9
[INFO] [stderr]     12:     0x55d1b07311a9 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace::<std[77c0456e0eb29f0c]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55d1b07308d9 - std[77c0456e0eb29f0c]::panicking::begin_panic::<&str>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:541:12
[INFO] [stderr]     14:     0x55d1b073073d - build_script_build[4823e23215e7672d]::main
[INFO] [stderr]                                  at /opt/rustwide/workdir/javascriptcore-sys/build.rs:128:9
[INFO] [stderr]     15:     0x55d1b073068b - <fn() as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     16:     0x55d1b07306ee - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     17:     0x55d1b07307b1 - std[77c0456e0eb29f0c]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:49:18
[INFO] [stderr]     18:     0x55d1b0741cd9 - <&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     19:     0x55d1b0741cd9 - std[77c0456e0eb29f0c]::panicking::try::do_call::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stderr]     20:     0x55d1b0741cd9 - std[77c0456e0eb29f0c]::panicking::try::<i32, &dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stderr]     21:     0x55d1b0741cd9 - std[77c0456e0eb29f0c]::panic::catch_unwind::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stderr]     22:     0x55d1b0741cd9 - std[77c0456e0eb29f0c]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:34:21
[INFO] [stderr]     23:     0x55d1b0730790 - std[77c0456e0eb29f0c]::rt::lang_start::<()>
[INFO] [stderr]                                  at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:48:5
[INFO] [stderr]     24:     0x55d1b073075c - main
[INFO] [stderr]     25:     0x7fdf083460b3 - __libc_start_main
[INFO] [stderr]     26:     0x55d1b073057e - _start
[INFO] [stderr]     27:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9723b02e5a2ccc44b8542787d0305fd11d8c91159b3393a3bca911a2c174ebc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9723b02e5a2ccc44b8542787d0305fd11d8c91159b3393a3bca911a2c174ebc6", kill_on_drop: false }`
[INFO] [stdout] 9723b02e5a2ccc44b8542787d0305fd11d8c91159b3393a3bca911a2c174ebc6