[INFO] updating cached repository johnpmayer/canvas-demo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johnpmayer/canvas-demo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johnpmayer/canvas-demo" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/johnpmayer/canvas-demo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/johnpmayer/canvas-demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johnpmayer/canvas-demo" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/johnpmayer/canvas-demo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/johnpmayer/canvas-demo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a907172571c52f6d172c2a954b61a18195b350ee
[INFO] sha for GitHub repo johnpmayer/canvas-demo: a907172571c52f6d172c2a954b61a18195b350ee
[INFO] validating manifest of johnpmayer/canvas-demo on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of johnpmayer/canvas-demo on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing johnpmayer/canvas-demo
[INFO] finished frobbing johnpmayer/canvas-demo
[INFO] frobbed toml for johnpmayer/canvas-demo written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/johnpmayer/canvas-demo/Cargo.toml
[INFO] started frobbing johnpmayer/canvas-demo
[INFO] finished frobbing johnpmayer/canvas-demo
[INFO] frobbed toml for johnpmayer/canvas-demo written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/johnpmayer/canvas-demo/Cargo.toml
[INFO] crate johnpmayer/canvas-demo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking johnpmayer/canvas-demo against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/johnpmayer/canvas-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bbba482a7c6ae8405f055ec7eb2ecc48a0fd51dcc293acf277b1953a0b2182b1
[INFO] running `"docker" "start" "-a" "bbba482a7c6ae8405f055ec7eb2ecc48a0fd51dcc293acf277b1953a0b2182b1"`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]     Checking stdweb v0.3.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling glsl v0.7.2
[INFO] [stderr]    Compiling canvas-demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `vert_source`
[INFO] [stderr]   --> build.rs:57:14
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let (vert_source, vert_declarations) = parse_file(vert_filename.as_str())?;
[INFO] [stderr]    |              ^^^^^^^^^^^ help: consider prefixing with an underscore: `_vert_source`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vert_declarations`
[INFO] [stderr]   --> build.rs:57:27
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let (vert_source, vert_declarations) = parse_file(vert_filename.as_str())?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_vert_declarations`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frag_source`
[INFO] [stderr]   --> build.rs:58:14
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let (frag_source, frag_declarations) = parse_file(frag_filename.as_str())?;
[INFO] [stderr]    |              ^^^^^^^^^^^ help: consider prefixing with an underscore: `_frag_source`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frag_declarations`
[INFO] [stderr]   --> build.rs:58:27
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let (frag_source, frag_declarations) = parse_file(frag_filename.as_str())?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_frag_declarations`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rust_filename`
[INFO] [stderr]   --> build.rs:56:71
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn process_file(vert_filename: String, frag_filename: String, rust_filename: String) -> Result<(), CompilerError> {
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_rust_filename`
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `canvas-demo v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/canvas-demo-e1b32fda1480576d/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] Compiling src/shaders/purple_vert.glsl & src/shaders/purple_frag.glsl to src/shaders/purple.rs
[INFO] [stderr] Success parsing src/shaders/purple_vert.glsl
[INFO] [stderr] Success parsing src/shaders/purple_frag.glsl
[INFO] [stderr] All good! Faking a bad exit code for debugging.
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "bbba482a7c6ae8405f055ec7eb2ecc48a0fd51dcc293acf277b1953a0b2182b1"`
[INFO] running `"docker" "rm" "-f" "bbba482a7c6ae8405f055ec7eb2ecc48a0fd51dcc293acf277b1953a0b2182b1"`
[INFO] [stdout] bbba482a7c6ae8405f055ec7eb2ecc48a0fd51dcc293acf277b1953a0b2182b1