[INFO] updating cached repository camccar/chpt10-11
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/camccar/chpt10-11
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/camccar/chpt10-11" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/camccar/chpt10-11"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/camccar/chpt10-11'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/camccar/chpt10-11" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/camccar/chpt10-11"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/camccar/chpt10-11'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e2fcad5b152ec2404e7f70e8717abdf533215bc
[INFO] sha for GitHub repo camccar/chpt10-11: 5e2fcad5b152ec2404e7f70e8717abdf533215bc
[INFO] validating manifest of camccar/chpt10-11 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of camccar/chpt10-11 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing camccar/chpt10-11
[INFO] finished frobbing camccar/chpt10-11
[INFO] frobbed toml for camccar/chpt10-11 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/camccar/chpt10-11/Cargo.toml
[INFO] started frobbing camccar/chpt10-11
[INFO] finished frobbing camccar/chpt10-11
[INFO] frobbed toml for camccar/chpt10-11 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/camccar/chpt10-11/Cargo.toml
[INFO] crate camccar/chpt10-11 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing camccar/chpt10-11 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/camccar/chpt10-11:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] a67d43b0e8eb92f6a14f67209a0c52c1e46085b881da60ee3855401d8d454ded
[INFO] running `"docker" "start" "-a" "a67d43b0e8eb92f6a14f67209a0c52c1e46085b881da60ee3855401d8d454ded"`
[INFO] [stderr]    Compiling ch10-11 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     for x in 0..listNum.len(){
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let sizeofthing = copyvec.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |             let sizeofthing = listNum.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `listNum` should have a snake case name
[INFO] [stderr]   --> src/main.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut listNum = vec![5,8,6,2,3,4,6];
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `list_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "a67d43b0e8eb92f6a14f67209a0c52c1e46085b881da60ee3855401d8d454ded"`
[INFO] running `"docker" "rm" "-f" "a67d43b0e8eb92f6a14f67209a0c52c1e46085b881da60ee3855401d8d454ded"`
[INFO] [stdout] a67d43b0e8eb92f6a14f67209a0c52c1e46085b881da60ee3855401d8d454ded
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/camccar/chpt10-11:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 322cf3e9bdb8a7cd0b7763de97dabee866d8741f90222c264b17c669a8e9f622
[INFO] running `"docker" "start" "-a" "322cf3e9bdb8a7cd0b7763de97dabee866d8741f90222c264b17c669a8e9f622"`
[INFO] [stderr]    Compiling ch10-11 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     for x in 0..listNum.len(){
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let sizeofthing = copyvec.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sizeofthing`
[INFO] [stderr]   --> src/main.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |             let sizeofthing = listNum.len();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: consider prefixing with an underscore: `_sizeofthing`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `listNum` should have a snake case name
[INFO] [stderr]   --> src/main.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut listNum = vec![5,8,6,2,3,4,6];
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `list_num`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "322cf3e9bdb8a7cd0b7763de97dabee866d8741f90222c264b17c669a8e9f622"`
[INFO] running `"docker" "rm" "-f" "322cf3e9bdb8a7cd0b7763de97dabee866d8741f90222c264b17c669a8e9f622"`
[INFO] [stdout] 322cf3e9bdb8a7cd0b7763de97dabee866d8741f90222c264b17c669a8e9f622
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/camccar/chpt10-11:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 265a1cc6a5b0ddfe1209f30862f7af6a77ed064a11c12a1e4b3ebdc80bebda8c
[INFO] running `"docker" "start" "-a" "265a1cc6a5b0ddfe1209f30862f7af6a77ed064a11c12a1e4b3ebdc80bebda8c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ch10_11-eb34d3f4cc2298d8
[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" "265a1cc6a5b0ddfe1209f30862f7af6a77ed064a11c12a1e4b3ebdc80bebda8c"`
[INFO] running `"docker" "rm" "-f" "265a1cc6a5b0ddfe1209f30862f7af6a77ed064a11c12a1e4b3ebdc80bebda8c"`
[INFO] [stdout] 265a1cc6a5b0ddfe1209f30862f7af6a77ed064a11c12a1e4b3ebdc80bebda8c