[INFO] cloning repository https://github.com/flow-heater/rsdeno-hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flow-heater/rsdeno-hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflow-heater%2Frsdeno-hello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflow-heater%2Frsdeno-hello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe4a9edb7ce382618d4062381fcf74ea94013273
[INFO] checking flow-heater/rsdeno-hello against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflow-heater%2Frsdeno-hello" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flow-heater/rsdeno-hello on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flow-heater/rsdeno-hello
[INFO] finished tweaking git repo https://github.com/flow-heater/rsdeno-hello
[INFO] tweaked toml for git repo https://github.com/flow-heater/rsdeno-hello written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/flow-heater/rsdeno-hello already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty_v8 v0.14.0
[INFO] [stderr]   Downloaded deno_core v0.70.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b29bb7d143b854381366269432ebfedab6ae25b7d4cad99b7559ff614ef4d377
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b29bb7d143b854381366269432ebfedab6ae25b7d4cad99b7559ff614ef4d377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b29bb7d143b854381366269432ebfedab6ae25b7d4cad99b7559ff614ef4d377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29bb7d143b854381366269432ebfedab6ae25b7d4cad99b7559ff614ef4d377", kill_on_drop: false }`
[INFO] [stdout] b29bb7d143b854381366269432ebfedab6ae25b7d4cad99b7559ff614ef4d377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 463a9e144435cc061df8bca28acdc7f619b68c6409c7bc4d37a237e108c45055
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "463a9e144435cc061df8bca28acdc7f619b68c6409c7bc4d37a237e108c45055", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling cargo_gn v0.0.15
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]    Compiling tokio v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]    Compiling rusty_v8 v0.14.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr] error: failed to run custom build command for `rusty_v8 v0.14.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty_v8-7ff85aa64ee92e4d/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   static lib URL: https://github.com/denoland/rusty_v8/releases/download/v0.14.0/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/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Retrying in 5 s ...
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Retrying in 10 s ...
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   Retrying in 20 s ...
[INFO] [stderr]   Downloading https://github.com/denoland/rusty_v8/releases/download/v0.14.0/librusty_v8_debug_x86_64-unknown-linux-gnu.a...
[INFO] [stderr]   <urlopen error [Errno -3] Temporary failure in name resolution>
[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 <module>
[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: <urlopen error [Errno -3] Temporary failure in name resolution>
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: status.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:259:3
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557e5d75a2a7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x557e5d75a2a7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x557e5d75a2a7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x557e5d75a2a7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h04bea14549780a0f
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x557e5d77619c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x557e5d756912 - std::io::Write::write_fmt::h55dd75636eef6a5c
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x557e5d75c165 - std::sys_common::backtrace::_print::h6439e8525077c7da
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x557e5d75c165 - std::sys_common::backtrace::print::h02b685f728ce3931
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x557e5d75c165 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x557e5d75bcc3 - std::panicking::default_hook::hba441710bb71f4d5
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x557e5d75c901 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x557e5d75c417 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x557e5d75a76c - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x557e5d75c3a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x557e5d775571 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x557e5d7754bd - core::panicking::panic::h35b77276aa4b0c12
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x557e5d7064da - build_script_build::download_file::h0ada56a572f38f00
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:259:3
[INFO] [stderr]     17:     0x557e5d706957 - build_script_build::download_static_lib_binaries::h56c4a4eeb7c9da51
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:276:5
[INFO] [stderr]     18:     0x557e5d70334d - build_script_build::main::h9161f3616c53ace4
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusty_v8-0.14.0/build.rs:30:7
[INFO] [stderr]     19:     0x557e5d708cab - core::ops::function::FnOnce::call_once::h2ad4e0969550c143
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x557e5d708b0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9ac2b4c111f11dbc
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x557e5d70ed61 - std::rt::lang_start::{{closure}}::hba57fb3b4fd3d7ea
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x557e5d75cd27 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7c92107c3c98a949
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x557e5d75cd27 - std::panicking::try::do_call::h7454c57e8fbf0cc1
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x557e5d75cd27 - std::panicking::try::he71cdc15ed83b5ec
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x557e5d75cd27 - std::panic::catch_unwind::hfc08ddb043e6e18c
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panic.rs:396:14
[INFO] [stderr]     26:     0x557e5d75cd27 - std::rt::lang_start_internal::he4958117ec6901fd
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x557e5d70ed37 - std::rt::lang_start::h1d90aa900e7cce23
[INFO] [stderr]                                  at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x557e5d7077ca - main
[INFO] [stderr]     29:     0x7ff9d9a920b3 - __libc_start_main
[INFO] [stderr]     30:     0x557e5d7030be - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "463a9e144435cc061df8bca28acdc7f619b68c6409c7bc4d37a237e108c45055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463a9e144435cc061df8bca28acdc7f619b68c6409c7bc4d37a237e108c45055", kill_on_drop: false }`
[INFO] [stdout] 463a9e144435cc061df8bca28acdc7f619b68c6409c7bc4d37a237e108c45055