[INFO] updating cached repository https://github.com/noneuclideangirl/taurus
[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] 25d7bce50c915ae6a3e534a72958a28e3de6053e
[INFO] checking noneuclideangirl/taurus against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoneuclideangirl%2Ftaurus" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noneuclideangirl/taurus on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/noneuclideangirl/taurus
[INFO] finished tweaking git repo https://github.com/noneuclideangirl/taurus
[INFO] tweaked toml for git repo https://github.com/noneuclideangirl/taurus written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/noneuclideangirl/taurus already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 7a1d9af6b130ad4e255c8d978d5ac3dede48ffc3958897570cb5359ef62e52fc
[INFO] running `"docker" "start" "-a" "7a1d9af6b130ad4e255c8d978d5ac3dede48ffc3958897570cb5359ef62e52fc"`
[INFO] [stderr]    Compiling serde v1.0.93
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.93
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking p2p v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `aes`
[INFO] [stderr]   --> src/util/crypto.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     aes: AesKey,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `opening`
[INFO] [stderr]   --> src/util/crypto.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     opening: aead::OpeningKey,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sealing`
[INFO] [stderr]   --> src/util/crypto.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     sealing: aead::SealingKey,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/util/crypto.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn new(rng: &Rng) -> Result<Self, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `nonce`
[INFO] [stderr]    --> src/util/crypto.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn nonce(rng: &Rng) -> Result<aead::Nonce, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encrypt_file`
[INFO] [stderr]    --> src/util/crypto.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 | /     pub fn encrypt_file(
[INFO] [stderr] 128 | |         &self,
[INFO] [stderr] 129 | |         rng: &Rng,
[INFO] [stderr] 130 | |         filename: &str,
[INFO] [stderr] ...   |
[INFO] [stderr] 135 | |             .collect::<Result<Vec<_>, _>>()
[INFO] [stderr] 136 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `decrypt_segmented`
[INFO] [stderr]    --> src/util/crypto.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn decrypt_segmented(&self, mut segments: Vec<EncryptedSegment>) -> Result<Vec<u8>, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `encrypt`
[INFO] [stderr]    --> src/util/crypto.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn encrypt(&self, rng: &Rng, cleartext: &files::Segment) -> Result<EncryptedSegment, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `decrypt`
[INFO] [stderr]    --> src/util/crypto.rs:177:5
[INFO] [stderr]     |
[INFO] [stderr] 177 |     pub fn decrypt(&self, segment: &mut EncryptedSegment) -> Result<files::Segment, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `address`
[INFO] [stderr]    --> src/util/peers.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     address: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `port`
[INFO] [stderr]    --> src/util/peers.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     port: u16
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `segment_file`
[INFO] [stderr]   --> src/util/files.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn segment_file(filename: &str, num_segments: usize) -> Result<Vec<Segment>, Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `segment`
[INFO] [stderr]   --> src/util/files.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn segment(all_bytes: &[u8], num_segments: usize) -> Vec<Segment> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `desegment`
[INFO] [stderr]   --> src/util/files.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn desegment(segments: &mut [Segment]) -> Option<Vec<u8>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `aes`
[INFO] [stderr]   --> src/util/crypto.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     aes: AesKey,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `address`
[INFO] [stderr]    --> src/util/peers.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     address: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `port`
[INFO] [stderr]    --> src/util/peers.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     port: u16
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.87s
[INFO] running `"docker" "inspect" "7a1d9af6b130ad4e255c8d978d5ac3dede48ffc3958897570cb5359ef62e52fc"`
[INFO] running `"docker" "rm" "-f" "7a1d9af6b130ad4e255c8d978d5ac3dede48ffc3958897570cb5359ef62e52fc"`
[INFO] [stdout] 7a1d9af6b130ad4e255c8d978d5ac3dede48ffc3958897570cb5359ef62e52fc