[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#b98202ad067d72e45cec8be3d5c15d86ef0fd086 for pr-155193
[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 b98202ad067d72e45cec8be3d5c15d86ef0fd086
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "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" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "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 which v4.1.0
[INFO] [stderr]   Downloaded wasmer_enumset v1.0.1
[INFO] [stderr]   Downloaded cursive v0.16.3
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded cc v1.0.69
[INFO] [stderr]   Downloaded array-macro v1.0.5
[INFO] [stderr]   Downloaded wasmer_enumset_derive v0.5.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded enum-map-derive v0.4.6
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded bytes v1.0.1
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded enum-map v0.6.4
[INFO] [stderr]   Downloaded combine v4.6.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.1
[INFO] [stderr]   Downloaded cursive_core v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.74
[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" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0aef97fec2dfc8206b3cdbd1fa6b2ae6c4b9e466a2dc14ae51f80ac3e51e489
[INFO] running `Command { std: "docker" "start" "-a" "c0aef97fec2dfc8206b3cdbd1fa6b2ae6c4b9e466a2dc14ae51f80ac3e51e489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0aef97fec2dfc8206b3cdbd1fa6b2ae6c4b9e466a2dc14ae51f80ac3e51e489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0aef97fec2dfc8206b3cdbd1fa6b2ae6c4b9e466a2dc14ae51f80ac3e51e489", kill_on_drop: false }`
[INFO] [stdout] c0aef97fec2dfc8206b3cdbd1fa6b2ae6c4b9e466a2dc14ae51f80ac3e51e489
[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" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1026756f713da698c0bad4cae0e459c9de307b8af83fad2fffd8f551f05f2228
[INFO] running `Command { std: "docker" "start" "-a" "1026756f713da698c0bad4cae0e459c9de307b8af83fad2fffd8f551f05f2228", 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 num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling fslock v0.1.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling rusty_v8 v0.22.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking maplit v1.0.2
[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-faeff0bdeed03c6f/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' (574) 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:     0x636d2a2a56da - std[d3917c719803215a]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x636d2a2a56da - std[d3917c719803215a]::backtrace_rs::backtrace::trace_unsynchronized::<std[d3917c719803215a]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x636d2a2a56da - std[d3917c719803215a]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x636d2a2a56da - <<std[d3917c719803215a]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e0b916ca2686fb30]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x636d2a2b892a - <core[e0b916ca2686fb30]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x636d2a2b892a - core[e0b916ca2686fb30]::fmt::write
[INFO] [stderr]      6:     0x636d2a2ab342 - std[d3917c719803215a]::io::default_write_fmt::<std[d3917c719803215a]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x636d2a2ab342 - <std[d3917c719803215a]::sys::stdio::unix::Stderr as std[d3917c719803215a]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x636d2a2873ef - <std[d3917c719803215a]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x636d2a2873ef - std[d3917c719803215a]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x636d2a29fcc1 - std[d3917c719803215a]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x636d2a29fe7b - std[d3917c719803215a]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x636d2a2874da - std[d3917c719803215a]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x636d2a27ec69 - std[d3917c719803215a]::sys::backtrace::__rust_end_short_backtrace::<std[d3917c719803215a]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x636d2a287ead - __rustc[d6f45fead3d5d4ce]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x636d2a2b907c - core[e0b916ca2686fb30]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x636d2a2b9042 - core[e0b916ca2686fb30]::panicking::panic
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/core/src/panicking.rs:150:5
[INFO] [stderr]     17:     0x636d2a253ba1 - build_script_build[c5767563c5925e67]::download_file
[INFO] [stderr]     18:     0x636d2a2569e8 - build_script_build[c5767563c5925e67]::download_static_lib_binaries
[INFO] [stderr]     19:     0x636d2a257b78 - build_script_build[c5767563c5925e67]::main
[INFO] [stderr]     20:     0x636d2a263203 - <fn() as core[e0b916ca2686fb30]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x636d2a262046 - std[d3917c719803215a]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x636d2a25e849 - std[d3917c719803215a]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x636d2a29eda4 - <&dyn core[e0b916ca2686fb30]::ops::function::Fn<(), Output = i32> + core[e0b916ca2686fb30]::panic::unwind_safe::RefUnwindSafe + core[e0b916ca2686fb30]::marker::Sync as core[e0b916ca2686fb30]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x636d2a29eda4 - std[d3917c719803215a]::panicking::catch_unwind::do_call::<&dyn core[e0b916ca2686fb30]::ops::function::Fn<(), Output = i32> + core[e0b916ca2686fb30]::panic::unwind_safe::RefUnwindSafe + core[e0b916ca2686fb30]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x636d2a29eda4 - std[d3917c719803215a]::panicking::catch_unwind::<i32, &dyn core[e0b916ca2686fb30]::ops::function::Fn<(), Output = i32> + core[e0b916ca2686fb30]::panic::unwind_safe::RefUnwindSafe + core[e0b916ca2686fb30]::marker::Sync>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x636d2a29eda4 - std[d3917c719803215a]::panic::catch_unwind::<&dyn core[e0b916ca2686fb30]::ops::function::Fn<(), Output = i32> + core[e0b916ca2686fb30]::panic::unwind_safe::RefUnwindSafe + core[e0b916ca2686fb30]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x636d2a29eda4 - std[d3917c719803215a]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x636d2a29eda4 - std[d3917c719803215a]::panicking::catch_unwind::do_call::<std[d3917c719803215a]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x636d2a29eda4 - std[d3917c719803215a]::panicking::catch_unwind::<isize, std[d3917c719803215a]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x636d2a29eda4 - std[d3917c719803215a]::panic::catch_unwind::<std[d3917c719803215a]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x636d2a29eda4 - std[d3917c719803215a]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/b98202ad067d72e45cec8be3d5c15d86ef0fd086/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x636d2a25e3b1 - std[d3917c719803215a]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x636d2a25b0a5 - main
[INFO] [stderr]     34:     0x7810b39851ca - <unknown>
[INFO] [stderr]     35:     0x7810b398528b - __libc_start_main
[INFO] [stderr]     36:     0x636d2a24f0f5 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1026756f713da698c0bad4cae0e459c9de307b8af83fad2fffd8f551f05f2228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1026756f713da698c0bad4cae0e459c9de307b8af83fad2fffd8f551f05f2228", kill_on_drop: false }`
[INFO] [stdout] 1026756f713da698c0bad4cae0e459c9de307b8af83fad2fffd8f551f05f2228
