[INFO] cloning repository https://github.com/bestrauc/crypto_challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bestrauc/crypto_challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbestrauc%2Fcrypto_challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbestrauc%2Fcrypto_challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a92388926885a59b3e9001bc133d5e59b9bbbab8
[INFO] testing bestrauc/crypto_challenge against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbestrauc%2Fcrypto_challenge" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bestrauc/crypto_challenge on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bestrauc/crypto_challenge already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 265fa7abc8d7b612f034d13d076e91373a82b4ff19051182a22016ccbabd7886
[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" "265fa7abc8d7b612f034d13d076e91373a82b4ff19051182a22016ccbabd7886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "265fa7abc8d7b612f034d13d076e91373a82b4ff19051182a22016ccbabd7886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265fa7abc8d7b612f034d13d076e91373a82b4ff19051182a22016ccbabd7886", kill_on_drop: false }`
[INFO] [stdout] 265fa7abc8d7b612f034d13d076e91373a82b4ff19051182a22016ccbabd7886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 8027f9eba41bac0cda06115fcbfe44df84280513e5fb2b1d178155d92ab13bab
[INFO] running `Command { std: "docker" "start" "-a" "8027f9eba41bac0cda06115fcbfe44df84280513e5fb2b1d178155d92ab13bab", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::encodings::hex`
[INFO] [stdout]  --> src/byte_ops.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::encodings::hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "8027f9eba41bac0cda06115fcbfe44df84280513e5fb2b1d178155d92ab13bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8027f9eba41bac0cda06115fcbfe44df84280513e5fb2b1d178155d92ab13bab", kill_on_drop: false }`
[INFO] [stdout] 8027f9eba41bac0cda06115fcbfe44df84280513e5fb2b1d178155d92ab13bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a1e47f447509c647c1ee30139b59d39d80580a51ed6a67888a0f24b7d4b892a
[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" "0a1e47f447509c647c1ee30139b59d39d80580a51ed6a67888a0f24b7d4b892a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::encodings::hex`
[INFO] [stdout]  --> src/byte_ops.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::encodings::hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "0a1e47f447509c647c1ee30139b59d39d80580a51ed6a67888a0f24b7d4b892a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1e47f447509c647c1ee30139b59d39d80580a51ed6a67888a0f24b7d4b892a", kill_on_drop: false }`
[INFO] [stdout] 0a1e47f447509c647c1ee30139b59d39d80580a51ed6a67888a0f24b7d4b892a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea81bcfd22d610389aa14c954844bb9f3249ae63d918186057461ff3cefe43e8
[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" "ea81bcfd22d610389aa14c954844bb9f3249ae63d918186057461ff3cefe43e8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `crate::encodings::hex`
[INFO] [stdout] running 2 tests
[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 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crypto_challenge-bbaa5ab1c2b67fa5
[INFO] [stdout] test byte_ops::tests::test_byte_vec_xor ... ok
[INFO] [stdout] test encodings::tests::test_hex_to_base64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea81bcfd22d610389aa14c954844bb9f3249ae63d918186057461ff3cefe43e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea81bcfd22d610389aa14c954844bb9f3249ae63d918186057461ff3cefe43e8", kill_on_drop: false }`
[INFO] [stdout] ea81bcfd22d610389aa14c954844bb9f3249ae63d918186057461ff3cefe43e8