[INFO] cloning repository https://github.com/tiny-browserbook/exercise-js [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-js" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiny-browserbook%2Fexercise-js", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiny-browserbook%2Fexercise-js'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4729ffc881143b82c3127dbc4a53a559e91b5267 [INFO] documenting tiny-browserbook/exercise-js against nightly for scrape-examples [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiny-browserbook%2Fexercise-js" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tiny-browserbook/exercise-js on toolchain nightly [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tiny-browserbook/exercise-js [INFO] finished tweaking git repo https://github.com/tiny-browserbook/exercise-js [INFO] tweaked toml for git repo https://github.com/tiny-browserbook/exercise-js written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/tiny-browserbook/exercise-js already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasmer_enumset_derive v0.5.0 [INFO] [stderr] Downloaded term_size v0.3.2 [INFO] [stderr] Downloaded cursive v0.16.3 [INFO] [stderr] Downloaded enum-map v0.6.4 [INFO] [stderr] Downloaded cursive_core v0.2.2 [INFO] [stderr] Downloaded wasmer_enumset v1.0.1 [INFO] [stderr] Downloaded which v4.1.0 [INFO] [stderr] Downloaded combine v4.6.0 [INFO] [stderr] Downloaded array-macro v1.0.5 [INFO] [stderr] Downloaded enum-map-derive v0.4.6 [INFO] [stderr] Downloaded fslock v0.1.6 [INFO] [stderr] Downloaded rusty_v8 v0.22.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9961e78cc689fb1865aa5fb5c0ca8469edb9b45ebeff16f68a9829001fe77882 [INFO] running `Command { std: "docker" "start" "-a" "9961e78cc689fb1865aa5fb5c0ca8469edb9b45ebeff16f68a9829001fe77882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9961e78cc689fb1865aa5fb5c0ca8469edb9b45ebeff16f68a9829001fe77882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9961e78cc689fb1865aa5fb5c0ca8469edb9b45ebeff16f68a9829001fe77882", kill_on_drop: false }` [INFO] [stdout] 9961e78cc689fb1865aa5fb5c0ca8469edb9b45ebeff16f68a9829001fe77882 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50e5f7377913179c7c2b3f949ed82ef53950d0c5edfec2e65bfa8fadf93a2052 [INFO] running `Command { std: "docker" "start" "-a" "50e5f7377913179c7c2b3f949ed82ef53950d0c5edfec2e65bfa8fadf93a2052", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [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 unicode-xid v0.2.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling log v0.4.14 [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 quote v1.0.9 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling ahash v0.6.3 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling fslock v0.1.6 [INFO] [stderr] Compiling which v4.1.0 [INFO] [stderr] Checking array-macro v1.0.5 [INFO] [stderr] Compiling signal-hook v0.3.9 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling ncurses v5.101.0 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling rusty_v8 v0.22.3 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking xi-unicode v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking combine v4.6.0 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling enum-map-derive v0.4.6 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking enum-map v0.6.4 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling wasmer_enumset_derive v0.5.0 [INFO] [stderr] Checking wasmer_enumset v1.0.1 [INFO] [stderr] Checking cursive_core v0.2.2 [INFO] [stderr] Checking cursive v0.16.3 [INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.22.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-ac937cda65a9134d/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] Downloading https://github.com/denoland/rusty_v8/releases/download/v0.22.3/librusty_v8_debug_x86_64-unknown-linux-gnu.a... [INFO] [stderr] [INFO] [stderr] Retrying in 5 s ... [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] [INFO] [stderr] Retrying in 10 s ... [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] [INFO] [stderr] Retrying in 20 s ... [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] [INFO] [stderr] Python downloader failed, trying with curl. [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] Traceback (most recent call last): [INFO] [stderr] File "./tools/download_file.py", line 64, in [INFO] [stderr] sys.exit(main()) [INFO] [stderr] File "./tools/download_file.py", line 59, in main [INFO] [stderr] DownloadUrl(args.url, f) [INFO] [stderr] File "./tools/download_file.py", line 45, in DownloadUrl [INFO] [stderr] raise e [INFO] [stderr] urllib2.URLError: [INFO] [stderr] thread 'main' panicked at 'assertion failed: status.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:285:3 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555761e1f95a - std::backtrace_rs::backtrace::libunwind::trace::hfda0c84a965521cd [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x555761e1f95a - std::backtrace_rs::backtrace::trace_unsynchronized::hb4c77e9a0ab39876 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555761e1f95a - std::sys_common::backtrace::_print_fmt::h90a0f36d188872e4 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stderr] 3: 0x555761e1f95a - ::fmt::hcf69d31a684178f0 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x555761e3e8fe - core::fmt::write::h19bd8e6ee5a43794 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/core/src/fmt/mod.rs:1208:17 [INFO] [stderr] 5: 0x555761e1c855 - std::io::Write::write_fmt::h3dff860cdcbf5447 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/io/mod.rs:1682:15 [INFO] [stderr] 6: 0x555761e1f725 - std::sys_common::backtrace::_print::h48017f73c87ac794 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 7: 0x555761e1f725 - std::sys_common::backtrace::print::hb42dffa5d9accf4b [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 8: 0x555761e20f4f - std::panicking::default_hook::{{closure}}::hfc58fc344bf73349 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:267:22 [INFO] [stderr] 9: 0x555761e20c8b - std::panicking::default_hook::hfaa22e37daf4a9c7 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:286:9 [INFO] [stderr] 10: 0x555761e2165c - std::panicking::rust_panic_with_hook::h3019baa6ec2271e6 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:688:13 [INFO] [stderr] 11: 0x555761e213b2 - std::panicking::begin_panic_handler::{{closure}}::h5821fc12e5bcf5be [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:577:13 [INFO] [stderr] 12: 0x555761e1fe0c - std::sys_common::backtrace::__rust_end_short_backtrace::h37aa97e00c86a55c [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stderr] 13: 0x555761e21102 - rust_begin_unwind [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:575:5 [INFO] [stderr] 14: 0x555761dcc5d3 - core::panicking::panic_fmt::hb2ca0619e61c6ba0 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/core/src/panicking.rs:64:14 [INFO] [stderr] 15: 0x555761dcc6ad - core::panicking::panic::hc1f313ec5eb6df8e [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/core/src/panicking.rs:111:5 [INFO] [stderr] 16: 0x555761df4c99 - build_script_build::download_file::he61bd432b8993936 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:285:3 [INFO] [stderr] 17: 0x555761df5034 - build_script_build::download_static_lib_binaries::h5c0cc32eb2c9600e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:302:5 [INFO] [stderr] 18: 0x555761df1dd7 - build_script_build::main::head43c41834ad03f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.22.3/build.rs:50:7 [INFO] [stderr] 19: 0x555761dd52db - core::ops::function::FnOnce::call_once::h8f0157dc8c12f44c [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/core/src/ops/function.rs:507:5 [INFO] [stderr] 20: 0x555761dd4d4e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6fe156a6cad544ac [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stderr] 21: 0x555761de3cb1 - std::rt::lang_start::{{closure}}::h743071132bce568b [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/rt.rs:166:18 [INFO] [stderr] 22: 0x555761e18cbc - core::ops::function::impls:: for &F>::call_once::hf8227eca9ef1a26d [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/core/src/ops/function.rs:606:13 [INFO] [stderr] 23: 0x555761e18cbc - std::panicking::try::do_call::h8b40b9b80ec920fb [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:483:40 [INFO] [stderr] 24: 0x555761e18cbc - std::panicking::try::h6ac3a8889b30e625 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:447:19 [INFO] [stderr] 25: 0x555761e18cbc - std::panic::catch_unwind::h6f56e83cd9cd1497 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panic.rs:137:14 [INFO] [stderr] 26: 0x555761e18cbc - std::rt::lang_start_internal::{{closure}}::h2f21e9a038cf4add [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/rt.rs:148:48 [INFO] [stderr] 27: 0x555761e18cbc - std::panicking::try::do_call::h48e304e5c2e04907 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:483:40 [INFO] [stderr] 28: 0x555761e18cbc - std::panicking::try::h3a8c87569de41fc3 [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panicking.rs:447:19 [INFO] [stderr] 29: 0x555761e18cbc - std::panic::catch_unwind::had04511253ef8cac [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/panic.rs:137:14 [INFO] [stderr] 30: 0x555761e18cbc - std::rt::lang_start_internal::he0bf958df90e487e [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/rt.rs:148:20 [INFO] [stderr] 31: 0x555761de3c8a - std::rt::lang_start::he6603bacaca29cfa [INFO] [stderr] at /rustc/37d7de337903a558dbeb1e82c844fe915ab8ff25/library/std/src/rt.rs:165:17 [INFO] [stderr] 32: 0x555761df893e - main [INFO] [stderr] 33: 0x7f51d6074083 - __libc_start_main [INFO] [stderr] 34: 0x555761dccaee - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "50e5f7377913179c7c2b3f949ed82ef53950d0c5edfec2e65bfa8fadf93a2052", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50e5f7377913179c7c2b3f949ed82ef53950d0c5edfec2e65bfa8fadf93a2052", kill_on_drop: false }` [INFO] [stdout] 50e5f7377913179c7c2b3f949ed82ef53950d0c5edfec2e65bfa8fadf93a2052