[INFO] updating cached repository mizkichan/rust-canvas-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mizkichan/rust-canvas-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mizkichan/rust-canvas-example" "work/ex/beta-1.37-6/sources/1.36.0/gh/mizkichan/rust-canvas-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mizkichan/rust-canvas-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mizkichan/rust-canvas-example" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mizkichan/rust-canvas-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mizkichan/rust-canvas-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb6dc5dae8980b5d5f750e99badd35d9d29c3137
[INFO] sha for GitHub repo mizkichan/rust-canvas-example: bb6dc5dae8980b5d5f750e99badd35d9d29c3137
[INFO] validating manifest of mizkichan/rust-canvas-example on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mizkichan/rust-canvas-example on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mizkichan/rust-canvas-example
[INFO] finished frobbing mizkichan/rust-canvas-example
[INFO] frobbed toml for mizkichan/rust-canvas-example written to work/ex/beta-1.37-6/sources/1.36.0/gh/mizkichan/rust-canvas-example/Cargo.toml
[INFO] started frobbing mizkichan/rust-canvas-example
[INFO] finished frobbing mizkichan/rust-canvas-example
[INFO] frobbed toml for mizkichan/rust-canvas-example written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mizkichan/rust-canvas-example/Cargo.toml
[INFO] crate mizkichan/rust-canvas-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mizkichan/rust-canvas-example against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mizkichan/rust-canvas-example:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] f3bb2a388b50b750bbc880cbd3ebd51911456fb30852f0b25205085ee324ba86
[INFO] running `"docker" "start" "-a" "f3bb2a388b50b750bbc880cbd3ebd51911456fb30852f0b25205085ee324ba86"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.40
[INFO] [stderr]    Compiling bumpalo v2.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.40
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.40
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.40
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.40
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.40
[INFO] [stderr]    Compiling js-sys v0.3.17
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.17
[INFO] [stderr]    Compiling rust-canvas-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `"docker" "inspect" "f3bb2a388b50b750bbc880cbd3ebd51911456fb30852f0b25205085ee324ba86"`
[INFO] running `"docker" "rm" "-f" "f3bb2a388b50b750bbc880cbd3ebd51911456fb30852f0b25205085ee324ba86"`
[INFO] [stdout] f3bb2a388b50b750bbc880cbd3ebd51911456fb30852f0b25205085ee324ba86
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mizkichan/rust-canvas-example:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ae16129b740e3b9c3acd9d78bad2471eda7cc28237ef506512bc245cb557ad88
[INFO] running `"docker" "start" "-a" "ae16129b740e3b9c3acd9d78bad2471eda7cc28237ef506512bc245cb557ad88"`
[INFO] [stderr]    Compiling rust-canvas-example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "ae16129b740e3b9c3acd9d78bad2471eda7cc28237ef506512bc245cb557ad88"`
[INFO] running `"docker" "rm" "-f" "ae16129b740e3b9c3acd9d78bad2471eda7cc28237ef506512bc245cb557ad88"`
[INFO] [stdout] ae16129b740e3b9c3acd9d78bad2471eda7cc28237ef506512bc245cb557ad88
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mizkichan/rust-canvas-example:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] d1defcbab34bce07a515ffc9e3086aea3496ffa8edafeb23c3ccb6ba7d460e4c
[INFO] running `"docker" "start" "-a" "d1defcbab34bce07a515ffc9e3086aea3496ffa8edafeb23c3ccb6ba7d460e4c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_canvas_example-3a42a04281b0229f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d1defcbab34bce07a515ffc9e3086aea3496ffa8edafeb23c3ccb6ba7d460e4c"`
[INFO] running `"docker" "rm" "-f" "d1defcbab34bce07a515ffc9e3086aea3496ffa8edafeb23c3ccb6ba7d460e4c"`
[INFO] [stdout] d1defcbab34bce07a515ffc9e3086aea3496ffa8edafeb23c3ccb6ba7d460e4c