[INFO] fetching crate tangram-vision-sdk 0.2.0...
[INFO] building tangram-vision-sdk-0.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tangram-vision-sdk 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tangram-vision-sdk 0.2.0
[INFO] finished tweaking crates.io crate tangram-vision-sdk 0.2.0
[INFO] tweaked toml for crates.io crate tangram-vision-sdk 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tangram-vision-sdk 0.2.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tangram-vision-sdk 0.2.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92bdd9f4b22b12363e65ae3b012775123dd411dbed7d7d5a60ea1f65accd962d
[INFO] running `Command { std: "docker" "start" "-a" "92bdd9f4b22b12363e65ae3b012775123dd411dbed7d7d5a60ea1f65accd962d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92bdd9f4b22b12363e65ae3b012775123dd411dbed7d7d5a60ea1f65accd962d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92bdd9f4b22b12363e65ae3b012775123dd411dbed7d7d5a60ea1f65accd962d", kill_on_drop: false }`
[INFO] [stdout] 92bdd9f4b22b12363e65ae3b012775123dd411dbed7d7d5a60ea1f65accd962d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4cfb017b2577f91ead8a7b293b6146e00a6fab2ee62295ffbd3cae60a4911d6
[INFO] running `Command { std: "docker" "start" "-a" "b4cfb017b2577f91ead8a7b293b6146e00a6fab2ee62295ffbd3cae60a4911d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling minisign-verify v0.1.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling ureq v2.2.0
[INFO] [stderr]    Compiling tangram-vision-sdk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `tangram-vision-sdk v0.2.0 (/opt/rustwide/workdir)`
[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/tangram-vision-sdk-aaaea59b0a5e108d/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1283) panicked at build.rs:63:9:
[INFO] [stderr]   The Tangram Vision SDK currently only supports stable Rust! Please install a non-nightly toolchain and try again.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5f6ecf060b92 - std::backtrace_rs::backtrace::libunwind::trace::h99ff5752a7301b61
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5f6ecf060b92 - std::backtrace_rs::backtrace::trace_unsynchronized::h9703f67ee3d8bde4
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5f6ecf060b92 - std::sys::backtrace::_print_fmt::h8519833aba8d197b
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5f6ecf060b92 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2212f3765287aa3c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5f6ecf07158f - core::fmt::rt::Argument::fmt::h3b42cc36ff36d45c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5f6ecf07158f - core::fmt::write::he00b92b9582c1fe6
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5f6ecf032e61 - std::io::default_write_fmt::h20b9b23e0b407dd4
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5f6ecf032e61 - std::io::Write::write_fmt::h4a31dcab881658aa
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5f6ecf03ec32 - std::sys::backtrace::BacktraceLock::print::h88b4e5cf8cc5573c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5f6ecf04142c - std::panicking::default_hook::{{closure}}::h59b171bf4b799798
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5f6ecf041286 - std::panicking::default_hook::h518e81d9a9e2c2c5
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5f6ecf041ab5 - std::panicking::panic_with_hook::h6c76fcfbe64ae67c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5f6ecf04117c - std::panicking::begin_panic::{{closure}}::hbc15dfa479250838
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:771:9
[INFO] [stderr]     13:     0x5f6ecf03ed69 - std::sys::backtrace::__rust_end_short_backtrace::hc620883cbebd67f5
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5f6ecf04114c - std::panicking::begin_panic::hfd5440329d165db8
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:770:5
[INFO] [stderr]     15:     0x5f6ecee8aaa5 - build_script_build::main::h57de6db3e2ecf4ee
[INFO] [stderr]     16:     0x5f6ecee93493 - std::sys::backtrace::__rust_begin_short_backtrace::h8ebbbdee79d80f6a
[INFO] [stderr]     17:     0x5f6ecee92349 - std::rt::lang_start::{{closure}}::hdcd0447cc89a5321
[INFO] [stderr]     18:     0x5f6ecf034930 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h64f1c33f2a77ce68
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     19:     0x5f6ecf034930 - std::panicking::catch_unwind::do_call::h5854891e24f1d732
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40
[INFO] [stderr]     20:     0x5f6ecf034930 - std::panicking::catch_unwind::h3c89ba6804b7ef45
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19
[INFO] [stderr]     21:     0x5f6ecf034930 - std::panic::catch_unwind::hc239b1f0bd06c7e7
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14
[INFO] [stderr]     22:     0x5f6ecf034930 - std::rt::lang_start_internal::{{closure}}::ha9d8fb8253d749d7
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:175:24
[INFO] [stderr]     23:     0x5f6ecf034930 - std::panicking::catch_unwind::do_call::h428a277c0848e71c
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x5f6ecf034930 - std::panicking::catch_unwind::hd0989b6642f7ad81
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x5f6ecf034930 - std::panic::catch_unwind::hff4afb10b723ad75
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5f6ecf034930 - std::rt::lang_start_internal::h5e6155dfabba704f
[INFO] [stderr]                                  at /rustc/4987e9d4227139400384ab59296ffee3b0fb1183/library/std/src/rt.rs:171:5
[INFO] [stderr]     27:     0x5f6ecee8e515 - main
[INFO] [stderr]     28:     0x7aa71812d1ca - <unknown>
[INFO] [stderr]     29:     0x7aa71812d28b - __libc_start_main
[INFO] [stderr]     30:     0x5f6ecee89365 - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "b4cfb017b2577f91ead8a7b293b6146e00a6fab2ee62295ffbd3cae60a4911d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4cfb017b2577f91ead8a7b293b6146e00a6fab2ee62295ffbd3cae60a4911d6", kill_on_drop: false }`
[INFO] [stdout] b4cfb017b2577f91ead8a7b293b6146e00a6fab2ee62295ffbd3cae60a4911d6