[INFO] updating cached repository nicofff/rustopals
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nicofff/rustopals
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nicofff/rustopals" "work/ex/beta-1.38-1/sources/1.37.0/gh/nicofff/rustopals"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nicofff/rustopals'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nicofff/rustopals" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicofff/rustopals"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicofff/rustopals'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9753226cc55245c6df428bebcf6870b9871d09c5
[INFO] sha for GitHub repo nicofff/rustopals: 9753226cc55245c6df428bebcf6870b9871d09c5
[INFO] validating manifest of nicofff/rustopals 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 nicofff/rustopals 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 nicofff/rustopals
[INFO] finished frobbing nicofff/rustopals
[INFO] frobbed toml for nicofff/rustopals written to work/ex/beta-1.38-1/sources/1.37.0/gh/nicofff/rustopals/Cargo.toml
[INFO] started frobbing nicofff/rustopals
[INFO] finished frobbing nicofff/rustopals
[INFO] frobbed toml for nicofff/rustopals written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicofff/rustopals/Cargo.toml
[INFO] crate nicofff/rustopals 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 nicofff/rustopals 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-5/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/nicofff/rustopals:/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] c05e45400bf98a5a3d96b05bb15e06540da09d1d86cbf4c5285828c438f014b8
[INFO] running `"docker" "start" "-a" "c05e45400bf98a5a3d96b05bb15e06540da09d1d86cbf4c5285828c438f014b8"`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `bytes_to_hex`, `hex_to_bytes`
[INFO] [stderr]  --> src/main.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use formatters::{hex_to_bytes,bytes_to_hex,b64_to_bytes};
[INFO] [stderr]   |                  ^^^^^^^^^^^^ ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_bytes`
[INFO] [stderr]  --> src/formatters.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn hex_to_bytes(buffer: &str) -> Vec<u8> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bytes_to_hex`
[INFO] [stderr]   --> src/formatters.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn bytes_to_hex(buffer: &[u8]) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bytes_to_b64`
[INFO] [stderr]   --> src/formatters.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn bytes_to_b64(buffer: &[u8]) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_b64`
[INFO] [stderr]   --> src/formatters.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn hex_to_b64(buffer: &str) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `b64_to_hex`
[INFO] [stderr]   --> src/formatters.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn b64_to_hex(buffer: &str) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fixed_xor`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "c05e45400bf98a5a3d96b05bb15e06540da09d1d86cbf4c5285828c438f014b8"`
[INFO] running `"docker" "rm" "-f" "c05e45400bf98a5a3d96b05bb15e06540da09d1d86cbf4c5285828c438f014b8"`
[INFO] [stdout] c05e45400bf98a5a3d96b05bb15e06540da09d1d86cbf4c5285828c438f014b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/nicofff/rustopals:/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] 0ad587447ed3561a165b63e6c1152d2dc9aac01cb443882b0f91a113c1ead30a
[INFO] running `"docker" "start" "-a" "0ad587447ed3561a165b63e6c1152d2dc9aac01cb443882b0f91a113c1ead30a"`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `bytes_to_hex`, `hex_to_bytes`
[INFO] [stderr]  --> src/main.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use formatters::{hex_to_bytes,bytes_to_hex,b64_to_bytes};
[INFO] [stderr]   |                  ^^^^^^^^^^^^ ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_bytes`
[INFO] [stderr]  --> src/formatters.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn hex_to_bytes(buffer: &str) -> Vec<u8> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bytes_to_hex`
[INFO] [stderr]   --> src/formatters.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn bytes_to_hex(buffer: &[u8]) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bytes_to_b64`
[INFO] [stderr]   --> src/formatters.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn bytes_to_b64(buffer: &[u8]) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_b64`
[INFO] [stderr]   --> src/formatters.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn hex_to_b64(buffer: &str) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `b64_to_hex`
[INFO] [stderr]   --> src/formatters.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn b64_to_hex(buffer: &str) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fixed_xor`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "0ad587447ed3561a165b63e6c1152d2dc9aac01cb443882b0f91a113c1ead30a"`
[INFO] running `"docker" "rm" "-f" "0ad587447ed3561a165b63e6c1152d2dc9aac01cb443882b0f91a113c1ead30a"`
[INFO] [stdout] 0ad587447ed3561a165b63e6c1152d2dc9aac01cb443882b0f91a113c1ead30a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/nicofff/rustopals:/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] 2ba5634e324038bb2809c7dcf57b749e6e69e522a75bf41c3145338d8c1078b0
[INFO] running `"docker" "start" "-a" "2ba5634e324038bb2809c7dcf57b749e6e69e522a75bf41c3145338d8c1078b0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cryptopals-12b5b6f35e8852d5
[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] [stderr]      Running /opt/crater/target/debug/deps/cryptopals-7d037ee3a65d89a7
[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] [stderr]    Doc-tests cryptopals
[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" "2ba5634e324038bb2809c7dcf57b749e6e69e522a75bf41c3145338d8c1078b0"`
[INFO] running `"docker" "rm" "-f" "2ba5634e324038bb2809c7dcf57b749e6e69e522a75bf41c3145338d8c1078b0"`
[INFO] [stdout] 2ba5634e324038bb2809c7dcf57b749e6e69e522a75bf41c3145338d8c1078b0