[INFO] updating cached repository corka149/alphabet_cipher [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/corka149/alphabet_cipher [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/corka149/alphabet_cipher" "work/ex/beta-1.38-1/sources/1.37.0/gh/corka149/alphabet_cipher"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/corka149/alphabet_cipher'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/corka149/alphabet_cipher" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/corka149/alphabet_cipher"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/corka149/alphabet_cipher'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fd9661c99269f0f1930be0aed5df657d4b9bdcce [INFO] sha for GitHub repo corka149/alphabet_cipher: fd9661c99269f0f1930be0aed5df657d4b9bdcce [INFO] validating manifest of corka149/alphabet_cipher 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 corka149/alphabet_cipher 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 corka149/alphabet_cipher [INFO] finished frobbing corka149/alphabet_cipher [INFO] frobbed toml for corka149/alphabet_cipher written to work/ex/beta-1.38-1/sources/1.37.0/gh/corka149/alphabet_cipher/Cargo.toml [INFO] started frobbing corka149/alphabet_cipher [INFO] finished frobbing corka149/alphabet_cipher [INFO] frobbed toml for corka149/alphabet_cipher written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/corka149/alphabet_cipher/Cargo.toml [INFO] crate corka149/alphabet_cipher 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 corka149/alphabet_cipher 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/corka149/alphabet_cipher:/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] 4bfb548374a61e83a879e72a8d061675ac4c2f6a5df23a2f6d9378b5c3a235dd [INFO] running `"docker" "start" "-a" "4bfb548374a61e83a879e72a8d061675ac4c2f6a5df23a2f6d9378b5c3a235dd"` [INFO] [stderr] Compiling alphabet_cipher v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::ops::Index` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Index; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `"docker" "inspect" "4bfb548374a61e83a879e72a8d061675ac4c2f6a5df23a2f6d9378b5c3a235dd"` [INFO] running `"docker" "rm" "-f" "4bfb548374a61e83a879e72a8d061675ac4c2f6a5df23a2f6d9378b5c3a235dd"` [INFO] [stdout] 4bfb548374a61e83a879e72a8d061675ac4c2f6a5df23a2f6d9378b5c3a235dd [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/corka149/alphabet_cipher:/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] f36a19e8a8bd7dea0755d99447068ba1a3b9271725cf89aabbdd79936c6951b2 [INFO] running `"docker" "start" "-a" "f36a19e8a8bd7dea0755d99447068ba1a3b9271725cf89aabbdd79936c6951b2"` [INFO] [stderr] Compiling alphabet_cipher v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::ops::Index` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Index; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `"docker" "inspect" "f36a19e8a8bd7dea0755d99447068ba1a3b9271725cf89aabbdd79936c6951b2"` [INFO] running `"docker" "rm" "-f" "f36a19e8a8bd7dea0755d99447068ba1a3b9271725cf89aabbdd79936c6951b2"` [INFO] [stdout] f36a19e8a8bd7dea0755d99447068ba1a3b9271725cf89aabbdd79936c6951b2 [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/corka149/alphabet_cipher:/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] a8ed71af69dc8df2ba5d866e836280b1a0a83100d8a4a18c4a52d3602b4d4afb [INFO] running `"docker" "start" "-a" "a8ed71af69dc8df2ba5d866e836280b1a0a83100d8a4a18c4a52d3602b4d4afb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/alphabet_cipher-44f42243d5ef1baf [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" "a8ed71af69dc8df2ba5d866e836280b1a0a83100d8a4a18c4a52d3602b4d4afb"` [INFO] running `"docker" "rm" "-f" "a8ed71af69dc8df2ba5d866e836280b1a0a83100d8a4a18c4a52d3602b4d4afb"` [INFO] [stdout] a8ed71af69dc8df2ba5d866e836280b1a0a83100d8a4a18c4a52d3602b4d4afb