[INFO] updating cached repository https://github.com/bestrauc/crypto_challenge
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a92388926885a59b3e9001bc133d5e59b9bbbab8
[INFO] testing bestrauc/crypto_challenge against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbestrauc%2Fcrypto_challenge" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bestrauc/crypto_challenge on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bestrauc/crypto_challenge
[INFO] finished tweaking git repo https://github.com/bestrauc/crypto_challenge
[INFO] tweaked toml for git repo https://github.com/bestrauc/crypto_challenge written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bestrauc/crypto_challenge already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba35cd4db8e34ef3feae8b0938a295ea583782eff44f08ad5788ea282486e876
[INFO] running `"docker" "start" "-a" "ba35cd4db8e34ef3feae8b0938a295ea583782eff44f08ad5788ea282486e876"`
[INFO] [stderr]    Compiling crypto_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::encodings::hex`
[INFO] [stderr]  --> src/byte_ops.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::encodings::hex;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "ba35cd4db8e34ef3feae8b0938a295ea583782eff44f08ad5788ea282486e876"`
[INFO] running `"docker" "rm" "-f" "ba35cd4db8e34ef3feae8b0938a295ea583782eff44f08ad5788ea282486e876"`
[INFO] [stdout] ba35cd4db8e34ef3feae8b0938a295ea583782eff44f08ad5788ea282486e876
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] d0b2c54d6cd04fec9aef61d21d3a48eb51afb846a0e1b0881e45b94a9b6145ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d0b2c54d6cd04fec9aef61d21d3a48eb51afb846a0e1b0881e45b94a9b6145ec"`
[INFO] [stderr]    Compiling crypto_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::encodings::hex`
[INFO] [stderr]  --> src/byte_ops.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::encodings::hex;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `"docker" "inspect" "d0b2c54d6cd04fec9aef61d21d3a48eb51afb846a0e1b0881e45b94a9b6145ec"`
[INFO] running `"docker" "rm" "-f" "d0b2c54d6cd04fec9aef61d21d3a48eb51afb846a0e1b0881e45b94a9b6145ec"`
[INFO] [stdout] d0b2c54d6cd04fec9aef61d21d3a48eb51afb846a0e1b0881e45b94a9b6145ec
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46774b340aa4c1bda1ce177d7d3ff9ccd2952c7bc8ecdc7a749e86fbeb484640
[INFO] running `"docker" "start" "-a" "46774b340aa4c1bda1ce177d7d3ff9ccd2952c7bc8ecdc7a749e86fbeb484640"`
[INFO] [stderr] warning: unused import: `crate::encodings::hex`
[INFO] [stdout] 
[INFO] [stderr]  --> src/byte_ops.rs:1:5
[INFO] [stdout] running 2 tests
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::encodings::hex;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crypto_challenge-0a923ad083f89240
[INFO] [stdout] test encodings::tests::test_hex_to_base64 ... ok
[INFO] [stdout] test byte_ops::tests::test_byte_vec_xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "46774b340aa4c1bda1ce177d7d3ff9ccd2952c7bc8ecdc7a749e86fbeb484640"`
[INFO] running `"docker" "rm" "-f" "46774b340aa4c1bda1ce177d7d3ff9ccd2952c7bc8ecdc7a749e86fbeb484640"`
[INFO] [stdout] 46774b340aa4c1bda1ce177d7d3ff9ccd2952c7bc8ecdc7a749e86fbeb484640