[INFO] updating cached repository https://github.com/slo1/torrent
[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] f533d20a1ceca6733800d52e2e0bff324a615a1c
[INFO] checking slo1/torrent against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslo1%2Ftorrent" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slo1/torrent on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/slo1/torrent
[INFO] finished tweaking git repo https://github.com/slo1/torrent
[INFO] tweaked toml for git repo https://github.com/slo1/torrent written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/slo1/torrent already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 335be1ac644d61d76d3996ffa950c363b0988e10db4b88597994b34417469306
[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" "335be1ac644d61d76d3996ffa950c363b0988e10db4b88597994b34417469306"`
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking hyper v0.12.19
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking torrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:70:55
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:83:55
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:133:55
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:162:56
[INFO] [stderr]     |
[INFO] [stderr] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:265:56
[INFO] [stderr]     |
[INFO] [stderr] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/download.rs:265:34
[INFO] [stderr]     |
[INFO] [stderr] 265 | ) -> Result<Option<PeerMsg>, Box<std::error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/download.rs:302:28
[INFO] [stderr]     |
[INFO] [stderr] 302 | ) -> Result<TcpStream, Box<std::error::Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     ) -> Result<TorrentMetaInfo, Box<std::error::Error>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:70:55
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:83:55
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:133:55
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:162:56
[INFO] [stderr]     |
[INFO] [stderr] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:265:56
[INFO] [stderr]     |
[INFO] [stderr] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/download.rs:265:34
[INFO] [stderr]     |
[INFO] [stderr] 265 | ) -> Result<Option<PeerMsg>, Box<std::error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/download.rs:302:28
[INFO] [stderr]     |
[INFO] [stderr] 302 | ) -> Result<TcpStream, Box<std::error::Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     ) -> Result<TorrentMetaInfo, Box<std::error::Error>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:70:55
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:83:55
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:133:55
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:162:56
[INFO] [stderr]     |
[INFO] [stderr] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:265:56
[INFO] [stderr]     |
[INFO] [stderr] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:132:28
[INFO] [stderr]     |
[INFO] [stderr] 132 | ) -> Result<Vec<Peer>, Box<std::error::Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:70:55
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bencode.rs:83:55
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:133:55
[INFO] [stderr]     |
[INFO] [stderr] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:162:56
[INFO] [stderr]     |
[INFO] [stderr] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:265:56
[INFO] [stderr]     |
[INFO] [stderr] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:132:28
[INFO] [stderr]     |
[INFO] [stderr] 132 | ) -> Result<Vec<Peer>, Box<std::error::Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.32s
[INFO] running `"docker" "inspect" "335be1ac644d61d76d3996ffa950c363b0988e10db4b88597994b34417469306"`
[INFO] running `"docker" "rm" "-f" "335be1ac644d61d76d3996ffa950c363b0988e10db4b88597994b34417469306"`
[INFO] [stdout] 335be1ac644d61d76d3996ffa950c363b0988e10db4b88597994b34417469306