[INFO] updating cached repository whiteavian/cryptopals_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/whiteavian/cryptopals_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/whiteavian/cryptopals_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/whiteavian/cryptopals_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/whiteavian/cryptopals_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whiteavian/cryptopals_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whiteavian/cryptopals_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whiteavian/cryptopals_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 584a3ebb16389e2b7750c27ec70048bd6485c7aa
[INFO] sha for GitHub repo whiteavian/cryptopals_rust: 584a3ebb16389e2b7750c27ec70048bd6485c7aa
[INFO] validating manifest of whiteavian/cryptopals_rust 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 whiteavian/cryptopals_rust 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 whiteavian/cryptopals_rust
[INFO] finished frobbing whiteavian/cryptopals_rust
[INFO] frobbed toml for whiteavian/cryptopals_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/whiteavian/cryptopals_rust/Cargo.toml
[INFO] started frobbing whiteavian/cryptopals_rust
[INFO] finished frobbing whiteavian/cryptopals_rust
[INFO] frobbed toml for whiteavian/cryptopals_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whiteavian/cryptopals_rust/Cargo.toml
[INFO] crate whiteavian/cryptopals_rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing whiteavian/cryptopals_rust 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-7/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/whiteavian/cryptopals_rust:/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] 65bf8fb2049e0185c70d754161a2f605ea469a7f97a155fa499c42c264aad7c4
[INFO] running `"docker" "start" "-a" "65bf8fb2049e0185c70d754161a2f605ea469a7f97a155fa499c42c264aad7c4"`
[INFO] [stderr]    Compiling data-encoding v2.0.0-rc.2
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.40s
[INFO] running `"docker" "inspect" "65bf8fb2049e0185c70d754161a2f605ea469a7f97a155fa499c42c264aad7c4"`
[INFO] running `"docker" "rm" "-f" "65bf8fb2049e0185c70d754161a2f605ea469a7f97a155fa499c42c264aad7c4"`
[INFO] [stdout] 65bf8fb2049e0185c70d754161a2f605ea469a7f97a155fa499c42c264aad7c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/whiteavian/cryptopals_rust:/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] c7b63b72a33ee0380d9b2636db9c05e53c50d9acfe32829db98ff1121269f038
[INFO] running `"docker" "start" "-a" "c7b63b72a33ee0380d9b2636db9c05e53c50d9acfe32829db98ff1121269f038"`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "c7b63b72a33ee0380d9b2636db9c05e53c50d9acfe32829db98ff1121269f038"`
[INFO] running `"docker" "rm" "-f" "c7b63b72a33ee0380d9b2636db9c05e53c50d9acfe32829db98ff1121269f038"`
[INFO] [stdout] c7b63b72a33ee0380d9b2636db9c05e53c50d9acfe32829db98ff1121269f038
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/whiteavian/cryptopals_rust:/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] 5465b019201a4131533e7588c3e23fdac4f86227ecef53db7b74bfdf50ba4061
[INFO] running `"docker" "start" "-a" "5465b019201a4131533e7588c3e23fdac4f86227ecef53db7b74bfdf50ba4061"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cryptopals-6331737e4f3a0cf7
[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" "5465b019201a4131533e7588c3e23fdac4f86227ecef53db7b74bfdf50ba4061"`
[INFO] running `"docker" "rm" "-f" "5465b019201a4131533e7588c3e23fdac4f86227ecef53db7b74bfdf50ba4061"`
[INFO] [stdout] 5465b019201a4131533e7588c3e23fdac4f86227ecef53db7b74bfdf50ba4061