[INFO] updating cached repository nozo-moto/try_webassenbly
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nozo-moto/try_webassenbly
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nozo-moto/try_webassenbly" "work/ex/beta-1.38-1/sources/1.37.0/gh/nozo-moto/try_webassenbly"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nozo-moto/try_webassenbly'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nozo-moto/try_webassenbly" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nozo-moto/try_webassenbly"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nozo-moto/try_webassenbly'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 039295a15748fd96f541655a52e6606bd1a9660d
[INFO] sha for GitHub repo nozo-moto/try_webassenbly: 039295a15748fd96f541655a52e6606bd1a9660d
[INFO] validating manifest of nozo-moto/try_webassenbly on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nozo-moto/try_webassenbly on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nozo-moto/try_webassenbly
[INFO] finished frobbing nozo-moto/try_webassenbly
[INFO] frobbed toml for nozo-moto/try_webassenbly written to work/ex/beta-1.38-1/sources/1.37.0/gh/nozo-moto/try_webassenbly/Cargo.toml
[INFO] started frobbing nozo-moto/try_webassenbly
[INFO] finished frobbing nozo-moto/try_webassenbly
[INFO] frobbed toml for nozo-moto/try_webassenbly written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nozo-moto/try_webassenbly/Cargo.toml
[INFO] crate nozo-moto/try_webassenbly already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nozo-moto/try_webassenbly against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nozo-moto/try_webassenbly:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f085a8c0fcb4f034481ffdcf77ec6bd6a4eb66c118bab5393e124c981fc8a2d0
[INFO] running `"docker" "start" "-a" "f085a8c0fcb4f034481ffdcf77ec6bd6a4eb66c118bab5393e124c981fc8a2d0"`
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling zli_webassenbly v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `mat3`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut mat3 = [[0;1000];1000];
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_mat3`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rel` is never read
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut rel = 0;
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut mat3 = [[0;1000];1000];
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.49s
[INFO] running `"docker" "inspect" "f085a8c0fcb4f034481ffdcf77ec6bd6a4eb66c118bab5393e124c981fc8a2d0"`
[INFO] running `"docker" "rm" "-f" "f085a8c0fcb4f034481ffdcf77ec6bd6a4eb66c118bab5393e124c981fc8a2d0"`
[INFO] [stdout] f085a8c0fcb4f034481ffdcf77ec6bd6a4eb66c118bab5393e124c981fc8a2d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nozo-moto/try_webassenbly:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f526f05d68253328f17312755c7c5e35b164a34636df4f3917223d96f4b433cb
[INFO] running `"docker" "start" "-a" "f526f05d68253328f17312755c7c5e35b164a34636df4f3917223d96f4b433cb"`
[INFO] [stderr]    Compiling zli_webassenbly v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `mat3`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut mat3 = [[0;1000];1000];
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_mat3`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rel` is never read
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut rel = 0;
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut mat3 = [[0;1000];1000];
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "f526f05d68253328f17312755c7c5e35b164a34636df4f3917223d96f4b433cb"`
[INFO] running `"docker" "rm" "-f" "f526f05d68253328f17312755c7c5e35b164a34636df4f3917223d96f4b433cb"`
[INFO] [stdout] f526f05d68253328f17312755c7c5e35b164a34636df4f3917223d96f4b433cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nozo-moto/try_webassenbly:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8acfdb7b962b8ecf989c45ec22ff078f6ec08fc35e8c4c6b3bbbc0a7fcaebcb3
[INFO] running `"docker" "start" "-a" "8acfdb7b962b8ecf989c45ec22ff078f6ec08fc35e8c4c6b3bbbc0a7fcaebcb3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/zli_webassenbly-72310466b7e12f2f
[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" "8acfdb7b962b8ecf989c45ec22ff078f6ec08fc35e8c4c6b3bbbc0a7fcaebcb3"`
[INFO] running `"docker" "rm" "-f" "8acfdb7b962b8ecf989c45ec22ff078f6ec08fc35e8c4c6b3bbbc0a7fcaebcb3"`
[INFO] [stdout] 8acfdb7b962b8ecf989c45ec22ff078f6ec08fc35e8c4c6b3bbbc0a7fcaebcb3