[INFO] updating cached repository eliheuer/gif-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/eliheuer/gif-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/eliheuer/gif-generator" "work/ex/beta-1.37-6/sources/1.36.0/gh/eliheuer/gif-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/eliheuer/gif-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eliheuer/gif-generator" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/eliheuer/gif-generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/eliheuer/gif-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c8eb0239893a0242d403cbb4d61e5373d70ec5dc
[INFO] sha for GitHub repo eliheuer/gif-generator: c8eb0239893a0242d403cbb4d61e5373d70ec5dc
[INFO] validating manifest of eliheuer/gif-generator 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 eliheuer/gif-generator 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 eliheuer/gif-generator
[INFO] finished frobbing eliheuer/gif-generator
[INFO] frobbed toml for eliheuer/gif-generator written to work/ex/beta-1.37-6/sources/1.36.0/gh/eliheuer/gif-generator/Cargo.toml
[INFO] started frobbing eliheuer/gif-generator
[INFO] finished frobbing eliheuer/gif-generator
[INFO] frobbed toml for eliheuer/gif-generator written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/eliheuer/gif-generator/Cargo.toml
[INFO] crate eliheuer/gif-generator 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing eliheuer/gif-generator 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/eliheuer/gif-generator:/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] 3451d1efc295362ac953659723b462a10163c42d2856934dfbfc42b88e28a1e9
[INFO] running `"docker" "start" "-a" "3451d1efc295362ac953659723b462a10163c42d2856934dfbfc42b88e28a1e9"`
[INFO] [stderr]    Compiling gif-generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rand_col`
[INFO] [stderr]   --> src/main.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let mut rand_col: [u8; 256];
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_rand_col`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ary_a`
[INFO] [stderr]   --> src/main.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let mut ary_a: [u8; 256];
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_ary_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ary_b`
[INFO] [stderr]   --> src/main.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let mut ary_b: [u8; 256];
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_ary_b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "3451d1efc295362ac953659723b462a10163c42d2856934dfbfc42b88e28a1e9"`
[INFO] running `"docker" "rm" "-f" "3451d1efc295362ac953659723b462a10163c42d2856934dfbfc42b88e28a1e9"`
[INFO] [stdout] 3451d1efc295362ac953659723b462a10163c42d2856934dfbfc42b88e28a1e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/eliheuer/gif-generator:/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] 53c92e3e4766af4651e1fbb2eb27d5c245eeed314b48625b512fef7d92f3a731
[INFO] running `"docker" "start" "-a" "53c92e3e4766af4651e1fbb2eb27d5c245eeed314b48625b512fef7d92f3a731"`
[INFO] [stderr]    Compiling gif-generator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rand_col`
[INFO] [stderr]   --> src/main.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let mut rand_col: [u8; 256];
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_rand_col`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ary_a`
[INFO] [stderr]   --> src/main.rs:83:13
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let mut ary_a: [u8; 256];
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_ary_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ary_b`
[INFO] [stderr]   --> src/main.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let mut ary_b: [u8; 256];
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_ary_b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "53c92e3e4766af4651e1fbb2eb27d5c245eeed314b48625b512fef7d92f3a731"`
[INFO] running `"docker" "rm" "-f" "53c92e3e4766af4651e1fbb2eb27d5c245eeed314b48625b512fef7d92f3a731"`
[INFO] [stdout] 53c92e3e4766af4651e1fbb2eb27d5c245eeed314b48625b512fef7d92f3a731
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/eliheuer/gif-generator:/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] af57beede17920c75abf7a511870b86b7f3ea1cf011e15ce8ce2137fd3ae6120
[INFO] running `"docker" "start" "-a" "af57beede17920c75abf7a511870b86b7f3ea1cf011e15ce8ce2137fd3ae6120"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gif_generator-16a42137e65611bc
[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" "af57beede17920c75abf7a511870b86b7f3ea1cf011e15ce8ce2137fd3ae6120"`
[INFO] running `"docker" "rm" "-f" "af57beede17920c75abf7a511870b86b7f3ea1cf011e15ce8ce2137fd3ae6120"`
[INFO] [stdout] af57beede17920c75abf7a511870b86b7f3ea1cf011e15ce8ce2137fd3ae6120