[INFO] updating cached repository https://github.com/Chronophylos/rust-cipher
[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] 9a5ebbfd04c0abe96ddf94413bf3964dfd2b0108
[INFO] checking Chronophylos/rust-cipher against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChronophylos%2Frust-cipher" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Chronophylos/rust-cipher on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Chronophylos/rust-cipher
[INFO] finished tweaking git repo https://github.com/Chronophylos/rust-cipher
[INFO] tweaked toml for git repo https://github.com/Chronophylos/rust-cipher written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Chronophylos/rust-cipher already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5de5efedfa82fb7dc9c72fb4e24c846ff90de077c2414bec0ab317c7b09af7ef
[INFO] running `"docker" "start" "-a" "5de5efedfa82fb7dc9c72fb4e24c846ff90de077c2414bec0ab317c7b09af7ef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking modulo v0.1.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rust-cipher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Maintain`
[INFO] [stderr]   --> src/ceasar.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Maintain,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Strict`
[INFO] [stderr]   --> src/ceasar.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Strict,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Maintain`
[INFO] [stderr]   --> src/ceasar.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Maintain,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Strict`
[INFO] [stderr]   --> src/ceasar.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Strict,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.54s
[INFO] running `"docker" "inspect" "5de5efedfa82fb7dc9c72fb4e24c846ff90de077c2414bec0ab317c7b09af7ef"`
[INFO] running `"docker" "rm" "-f" "5de5efedfa82fb7dc9c72fb4e24c846ff90de077c2414bec0ab317c7b09af7ef"`
[INFO] [stdout] 5de5efedfa82fb7dc9c72fb4e24c846ff90de077c2414bec0ab317c7b09af7ef