[INFO] cloning repository https://github.com/tiny-browserbook/exercise-domapi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tiny-browserbook/exercise-domapi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiny-browserbook%2Fexercise-domapi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiny-browserbook%2Fexercise-domapi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be187064c264397bdb50ee2da071482585a64f7c
[INFO] checking tiny-browserbook/exercise-domapi against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiny-browserbook%2Fexercise-domapi" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tiny-browserbook/exercise-domapi
[INFO] finished tweaking git repo https://github.com/tiny-browserbook/exercise-domapi
[INFO] tweaked toml for git repo https://github.com/tiny-browserbook/exercise-domapi written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tiny-browserbook/exercise-domapi on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tiny-browserbook/exercise-domapi 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fslock v0.1.6
[INFO] [stderr]   Downloaded wasmer_enumset_derive v0.5.0
[INFO] [stderr]   Downloaded wasmer_enumset v1.0.1
[INFO] [stderr]   Downloaded cursive v0.16.3
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded array-macro v1.0.5
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded enum-map v0.6.4
[INFO] [stderr]   Downloaded enum-map-derive v0.4.6
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded combine v4.6.0
[INFO] [stderr]   Downloaded cursive_core v0.2.2
[INFO] [stderr]   Downloaded rusty_v8 v0.22.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a59d329a7e413dcf134ac334c3dd1bc218a3bfb1542b5b7fce467efb4ad3d55
[INFO] running `Command { std: "docker" "start" "-a" "8a59d329a7e413dcf134ac334c3dd1bc218a3bfb1542b5b7fce467efb4ad3d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a59d329a7e413dcf134ac334c3dd1bc218a3bfb1542b5b7fce467efb4ad3d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a59d329a7e413dcf134ac334c3dd1bc218a3bfb1542b5b7fce467efb4ad3d55", kill_on_drop: false }`
[INFO] [stdout] 8a59d329a7e413dcf134ac334c3dd1bc218a3bfb1542b5b7fce467efb4ad3d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c467e7ee67fcf51b14f9c93470d51e92a1671e1bc782c0509aff5ad3af094b2f
[INFO] running `Command { std: "docker" "start" "-a" "c467e7ee67fcf51b14f9c93470d51e92a1671e1bc782c0509aff5ad3af094b2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking combine v4.6.0
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling fslock v0.1.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling rusty_v8 v0.22.3
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.22.3`
[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/rusty_v8-109ce79bda9bff2f/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/binding.cc
[INFO] [stderr]   download lockfile: "/opt/rustwide/target/debug/build/lib_download.fslock"
[INFO] [stderr]   static lib URL: https://github.com/denoland/rusty_v8/releases/download/v0.22.3/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   cargo:rustc-link-search=/opt/rustwide/target/debug/gn_out/obj
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.22.3/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Python downloader failed, trying with curl.
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (677) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusty_v8-0.22.3/build.rs:285:3:
[INFO] [stderr]   assertion failed: status.success()
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5c9122ecebb8 - std[f691dc057df58223]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5c9122ecebb8 - std[f691dc057df58223]::backtrace_rs::backtrace::trace_unsynchronized::<std[f691dc057df58223]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5c9122ecebb8 - std[f691dc057df58223]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5c9122ecebb8 - <<std[f691dc057df58223]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[848acaa9ff6f88cd]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5c9122ee1eca - <core[848acaa9ff6f88cd]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5c9122ee1eca - core[848acaa9ff6f88cd]::fmt::write
[INFO] [stderr]      6:     0x5c9122ed4752 - std[f691dc057df58223]::io::default_write_fmt::<std[f691dc057df58223]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/io/mod.rs:622:11
[INFO] [stderr]      7:     0x5c9122ed4752 - <std[f691dc057df58223]::sys::stdio::unix::Stderr as std[f691dc057df58223]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/io/mod.rs:1977:13
[INFO] [stderr]      8:     0x5c9122eb0826 - <std[f691dc057df58223]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5c9122eb0826 - std[f691dc057df58223]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5c9122ec9221 - std[f691dc057df58223]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5c9122ec93db - std[f691dc057df58223]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5c9122eb0914 - std[f691dc057df58223]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x5c9122ea8099 - std[f691dc057df58223]::sys::backtrace::__rust_end_short_backtrace::<std[f691dc057df58223]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5c9122eb12ed - __rustc[346a28cc0deed41]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5c9122ee261c - core[848acaa9ff6f88cd]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5c9122ee25e2 - core[848acaa9ff6f88cd]::panicking::panic
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/panicking.rs:150:5
[INFO] [stderr]     17:     0x5c9122e83b21 - build_script_build[9f2699961587da5d]::download_file
[INFO] [stderr]     18:     0x5c9122e86928 - build_script_build[9f2699961587da5d]::download_static_lib_binaries
[INFO] [stderr]     19:     0x5c9122e87aa6 - build_script_build[9f2699961587da5d]::main
[INFO] [stderr]     20:     0x5c9122e965d3 - <fn() as core[848acaa9ff6f88cd]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x5c9122e93ca6 - std[f691dc057df58223]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x5c9122e7c839 - std[f691dc057df58223]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x5c9122ec8377 - <&dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync as core[848acaa9ff6f88cd]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x5c9122ec8377 - std[f691dc057df58223]::panicking::catch_unwind::do_call::<&dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x5c9122ec8377 - std[f691dc057df58223]::panicking::catch_unwind::<i32, &dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x5c9122ec8377 - std[f691dc057df58223]::panic::catch_unwind::<&dyn core[848acaa9ff6f88cd]::ops::function::Fn<(), Output = i32> + core[848acaa9ff6f88cd]::panic::unwind_safe::RefUnwindSafe + core[848acaa9ff6f88cd]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5c9122ec8377 - std[f691dc057df58223]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5c9122ec8377 - std[f691dc057df58223]::panicking::catch_unwind::do_call::<std[f691dc057df58223]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x5c9122ec8377 - std[f691dc057df58223]::panicking::catch_unwind::<isize, std[f691dc057df58223]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x5c9122ec8377 - std[f691dc057df58223]::panic::catch_unwind::<std[f691dc057df58223]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5c9122ec8377 - std[f691dc057df58223]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/3857be5045fe74bd0f296f6f4c23db10f8857f73/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5c9122e7b851 - std[f691dc057df58223]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x5c9122e8c2e5 - main
[INFO] [stderr]     34:     0x79f6539801ca - <unknown>
[INFO] [stderr]     35:     0x79f65398028b - __libc_start_main
[INFO] [stderr]     36:     0x5c9122e78d95 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c467e7ee67fcf51b14f9c93470d51e92a1671e1bc782c0509aff5ad3af094b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c467e7ee67fcf51b14f9c93470d51e92a1671e1bc782c0509aff5ad3af094b2f", kill_on_drop: false }`
[INFO] [stdout] c467e7ee67fcf51b14f9c93470d51e92a1671e1bc782c0509aff5ad3af094b2f
