[INFO] fetching crate tangram-vision-sdk 0.2.0...
[INFO] building tangram-vision-sdk-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tangram-vision-sdk 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tangram-vision-sdk 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f1a96ac5cf30df4124e07130b2431c4bffa574d577b6e5c617da017ab3c0683
[INFO] running `Command { std: "docker" "start" "-a" "6f1a96ac5cf30df4124e07130b2431c4bffa574d577b6e5c617da017ab3c0683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1a96ac5cf30df4124e07130b2431c4bffa574d577b6e5c617da017ab3c0683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1a96ac5cf30df4124e07130b2431c4bffa574d577b6e5c617da017ab3c0683", kill_on_drop: false }`
[INFO] [stdout] 6f1a96ac5cf30df4124e07130b2431c4bffa574d577b6e5c617da017ab3c0683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 807c40dd91d102a32e205fa97564cdf7931173d26140584f95fc64b735ec6948
[INFO] running `Command { std: "docker" "start" "-a" "807c40dd91d102a32e205fa97564cdf7931173d26140584f95fc64b735ec6948", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[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 regex-syntax v0.6.25
[INFO] [stderr]    Compiling minisign-verify v0.1.8
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling url v2.2.2
[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' (1352) 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:     0x602913639302 - std::backtrace_rs::backtrace::libunwind::trace::hb47480f78a1ce3ca
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x602913639302 - std::backtrace_rs::backtrace::trace_unsynchronized::hc1656d2da6a98cd5
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x602913639302 - std::sys::backtrace::_print_fmt::h19dc0f5ca3f1c927
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x602913639302 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71e2dbb21440d8d7
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x602913649daf - core::fmt::rt::Argument::fmt::h5bcabd5a3c1d10f7
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x602913649daf - core::fmt::write::ha34f2b5c70e30f63
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x60291360bbf1 - std::io::default_write_fmt::h573facd83e7bee80
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x60291360bbf1 - std::io::Write::write_fmt::h76264e5b71fd6d13
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x6029136175f2 - std::sys::backtrace::BacktraceLock::print::hb3aae3980c2c9bd5
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x602913619e1c - std::panicking::default_hook::{{closure}}::h1b7baa88a148d351
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x602913619c76 - std::panicking::default_hook::hbc5e86c06039547d
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x60291361a4a5 - std::panicking::panic_with_hook::ha6d2c09d64f936dd
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x602913619b6c - std::panicking::begin_panic::{{closure}}::h393d0325d09935bb
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:771:9
[INFO] [stderr]     13:     0x602913617729 - std::sys::backtrace::__rust_end_short_backtrace::ha3397ae28a7ac210
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x602913619b3c - std::panicking::begin_panic::hb12bee620fb52377
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:770:5
[INFO] [stderr]     15:     0x6029134630f6 - build_script_build::main::h1f1363dc0fffa95f
[INFO] [stderr]     16:     0x60291346a693 - std::sys::backtrace::__rust_begin_short_backtrace::h609e3e8eee01e25a
[INFO] [stderr]     17:     0x60291346a689 - std::rt::lang_start::{{closure}}::hfb654ea05c78a453
[INFO] [stderr]     18:     0x60291360d6c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6775bd355fba6242
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     19:     0x60291360d6c0 - std::panicking::catch_unwind::do_call::hd380709a4299b9fc
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     20:     0x60291360d6c0 - std::panicking::catch_unwind::h518887d20d286a22
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     21:     0x60291360d6c0 - std::panic::catch_unwind::h2976988d58581e5d
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panic.rs:359:14
[INFO] [stderr]     22:     0x60291360d6c0 - std::rt::lang_start_internal::{{closure}}::h1b4b9756e08c6661
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/rt.rs:175:24
[INFO] [stderr]     23:     0x60291360d6c0 - std::panicking::catch_unwind::do_call::hcca0ca64d8ef299f
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x60291360d6c0 - std::panicking::catch_unwind::h685f750dcd8c8c5d
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x60291360d6c0 - std::panic::catch_unwind::hcb6c05508142789b
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x60291360d6c0 - std::rt::lang_start_internal::h2ade37a099a7616e
[INFO] [stderr]                                  at /rustc/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/library/std/src/rt.rs:171:5
[INFO] [stderr]     27:     0x602913466b05 - main
[INFO] [stderr]     28:     0x7800bb11e1ca - <unknown>
[INFO] [stderr]     29:     0x7800bb11e28b - __libc_start_main
[INFO] [stderr]     30:     0x602913461a65 - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "807c40dd91d102a32e205fa97564cdf7931173d26140584f95fc64b735ec6948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "807c40dd91d102a32e205fa97564cdf7931173d26140584f95fc64b735ec6948", kill_on_drop: false }`
[INFO] [stdout] 807c40dd91d102a32e205fa97564cdf7931173d26140584f95fc64b735ec6948