[INFO] cloning repository https://github.com/nicofff/rustopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicofff/rustopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicofff%2Frustopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicofff%2Frustopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9753226cc55245c6df428bebcf6870b9871d09c5
[INFO] testing nicofff/rustopals against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicofff%2Frustopals" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicofff/rustopals on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicofff/rustopals
[INFO] finished tweaking git repo https://github.com/nicofff/rustopals
[INFO] tweaked toml for git repo https://github.com/nicofff/rustopals written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/nicofff/rustopals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64 v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb01bafd63a34e36ab4cf08a8910d33d6e2de6110fa00f26c46d32f9f699d7c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb01bafd63a34e36ab4cf08a8910d33d6e2de6110fa00f26c46d32f9f699d7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb01bafd63a34e36ab4cf08a8910d33d6e2de6110fa00f26c46d32f9f699d7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb01bafd63a34e36ab4cf08a8910d33d6e2de6110fa00f26c46d32f9f699d7c9", kill_on_drop: false }`
[INFO] [stdout] cb01bafd63a34e36ab4cf08a8910d33d6e2de6110fa00f26c46d32f9f699d7c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e762be0f3652dde47653be4ff37c6e8a17b7336c91950ee5b17288f5fcc8ce0d
[INFO] running `Command { std: "docker" "start" "-a" "e762be0f3652dde47653be4ff37c6e8a17b7336c91950ee5b17288f5fcc8ce0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `bytes_to_hex`, `hex_to_bytes`
[INFO] [stdout]  --> src/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use formatters::{hex_to_bytes,bytes_to_hex,b64_to_bytes};
[INFO] [stdout]   |                  ^^^^^^^^^^^^ ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_bytes`
[INFO] [stdout]  --> src/formatters.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn hex_to_bytes(buffer: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_hex`
[INFO] [stdout]   --> src/formatters.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn bytes_to_hex(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_b64`
[INFO] [stdout]   --> src/formatters.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn bytes_to_b64(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_b64`
[INFO] [stdout]   --> src/formatters.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn hex_to_b64(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b64_to_hex`
[INFO] [stdout]   --> src/formatters.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn b64_to_hex(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fixed_xor`
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "e762be0f3652dde47653be4ff37c6e8a17b7336c91950ee5b17288f5fcc8ce0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e762be0f3652dde47653be4ff37c6e8a17b7336c91950ee5b17288f5fcc8ce0d", kill_on_drop: false }`
[INFO] [stdout] e762be0f3652dde47653be4ff37c6e8a17b7336c91950ee5b17288f5fcc8ce0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600f065924e99a4042fe4273c8a3ba60d6f4ab6646519fb27a35da6dc8a73ea4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "600f065924e99a4042fe4273c8a3ba60d6f4ab6646519fb27a35da6dc8a73ea4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `bytes_to_hex`, `hex_to_bytes`
[INFO] [stdout]  --> src/main.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use formatters::{hex_to_bytes,bytes_to_hex,b64_to_bytes};
[INFO] [stdout]   |                  ^^^^^^^^^^^^ ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_bytes`
[INFO] [stdout]  --> src/formatters.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn hex_to_bytes(buffer: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_hex`
[INFO] [stdout]   --> src/formatters.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn bytes_to_hex(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bytes_to_b64`
[INFO] [stdout]   --> src/formatters.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn bytes_to_b64(buffer: &[u8]) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_to_b64`
[INFO] [stdout]   --> src/formatters.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn hex_to_b64(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `b64_to_hex`
[INFO] [stdout]   --> src/formatters.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn b64_to_hex(buffer: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fixed_xor`
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "600f065924e99a4042fe4273c8a3ba60d6f4ab6646519fb27a35da6dc8a73ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600f065924e99a4042fe4273c8a3ba60d6f4ab6646519fb27a35da6dc8a73ea4", kill_on_drop: false }`
[INFO] [stdout] 600f065924e99a4042fe4273c8a3ba60d6f4ab6646519fb27a35da6dc8a73ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d8abe53eb756fa5c2bb36ba1b0489bdc12c768da66f437c838f4806a773fd16
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2d8abe53eb756fa5c2bb36ba1b0489bdc12c768da66f437c838f4806a773fd16", kill_on_drop: false }`
[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:3:8
[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:13:8
[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:17:8
[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:25:8
[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:29:8
[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:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn fixed_xor(buffer1: &[u8], buffer2:&[u8]) -> Vec<u8>{
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cryptopals-d776d397494e4fff
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cryptopals-c57832cfde38eb0f
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d8abe53eb756fa5c2bb36ba1b0489bdc12c768da66f437c838f4806a773fd16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8abe53eb756fa5c2bb36ba1b0489bdc12c768da66f437c838f4806a773fd16", kill_on_drop: false }`
[INFO] [stdout] 2d8abe53eb756fa5c2bb36ba1b0489bdc12c768da66f437c838f4806a773fd16