[INFO] fetching crate gls 0.1.6...
[INFO] testing gls-0.1.6 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate gls 0.1.6 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate gls 0.1.6
[INFO] finished tweaking crates.io crate gls 0.1.6
[INFO] tweaked toml for crates.io crate gls 0.1.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gls 0.1.6 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gls 0.1.6 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded xattr v0.2.2
[INFO] [stderr]   Downloaded filetime v0.2.13
[INFO] [stderr]   Downloaded unidiff v0.3.3
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded paste v1.0.3
[INFO] [stderr]   Downloaded egls v0.1.2
[INFO] [stderr]   Downloaded tar v0.4.30
[INFO] [stderr]   Downloaded rand_distr v0.3.0
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded flate2 v1.0.19
[INFO] [stderr]   Downloaded simba v0.3.1
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] [stderr]   Downloaded nalgebra v0.23.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded encoding_rs v0.8.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741
[INFO] running `Command { std: "docker" "start" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.3
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling gls v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling nalgebra v0.23.1
[INFO] [stdout] warning: fields `accum` and `color_index` are never read
[INFO] [stdout]  --> src/clear_buffers.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ClearBuffers {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 6 |     accum: Option<Vector4>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     color: Option<Vector4>,
[INFO] [stdout] 8 |     color_index: Option<GLfloat>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClearBuffers` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `texture_format` and `attachment` are never read
[INFO] [stdout]    --> src/framebuffer.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct FramebufferObject<'a> {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     texture_format: TextureFormat,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 125 |     attachment: FramebufferAttachment,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FramebufferObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]    --> src/texture.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct TextureLoadOptions<'b> {
[INFO] [stdout]     |            ------------------ field in this struct
[INFO] [stdout] 136 |     path: Option<&'b str>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TextureLoadOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 47.93s
[INFO] running `Command { std: "docker" "inspect" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stdout] warning: fields `accum` and `color_index` are never read
[INFO] [stdout]  --> src/clear_buffers.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ClearBuffers {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 6 |     accum: Option<Vector4>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     color: Option<Vector4>,
[INFO] [stdout] 8 |     color_index: Option<GLfloat>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClearBuffers` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `texture_format` and `attachment` are never read
[INFO] [stdout]    --> src/framebuffer.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct FramebufferObject<'a> {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     texture_format: TextureFormat,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 125 |     attachment: FramebufferAttachment,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FramebufferObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]    --> src/texture.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct TextureLoadOptions<'b> {
[INFO] [stdout]     |            ------------------ field in this struct
[INFO] [stdout] 136 |     path: Option<&'b str>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TextureLoadOptions` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling unidiff v0.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr] error: failed to run custom build command for `sdl2-sys v0.32.6`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/sdl2-sys-d68edbc498b3c69a/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1308) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sdl2-sys-0.32.6/build.rs:46:17:
[INFO] [stderr]   Command 'curl' failed:   % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
[INFO] [stderr]                                    Dload  Upload  Total   Spent   Left   Speed
[INFO] [stderr]   
  0      0   0      0   0      0      0      0                              0curl: (6) Could not resolve host: libsdl.org
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x628228bb3351 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x628228bc93ba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      2:     0x628228bb992c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x628228b8fc56 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x628228bac5c1 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]      5:     0x628228bac77b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x628228b8fd02 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x628228b88809 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x628228b908ad - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]      9:     0x628228bc9b5c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr]     10:     0x628228a0a628 - build_script_build[1fca2a965400355a]::run_command
[INFO] [stderr]     11:     0x628228a0a358 - build_script_build[1fca2a965400355a]::download_to
[INFO] [stderr]     12:     0x628228a0ae59 - build_script_build[1fca2a965400355a]::download_sdl2
[INFO] [stderr]     13:     0x628228a0b756 - build_script_build[1fca2a965400355a]::main
[INFO] [stderr]     14:     0x628228a0e023 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     15:     0x628228a072ce - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     16:     0x628228a0f709 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     17:     0x628228bab989 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]     18:     0x628228a0ea61 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     19:     0x628228a0e155 - main
[INFO] [stderr]     20:     0x7afdec57e601 - <unknown>
[INFO] [stderr]     21:     0x7afdec57e718 - __libc_start_main
[INFO] [stderr]     22:     0x628228a04975 - _start
[INFO] [stderr]     23:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741", kill_on_drop: false }`
[INFO] [stdout] e3443196dcbdf5997d93ade9ac9d4d785bc9381441faf9c40210811ebd74f741
