[INFO] cloning repository https://github.com/slo1/torrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slo1/torrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslo1%2Ftorrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslo1%2Ftorrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f533d20a1ceca6733800d52e2e0bff324a615a1c
[INFO] testing slo1/torrent against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslo1%2Ftorrent" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slo1/torrent on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/slo1/torrent already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 13c85d26a15b7382ee0cd3721f1c28f6e722b2af1c5b00e47c04ab2995d77640
[INFO] running `Command { std: "docker" "start" "-a" "13c85d26a15b7382ee0cd3721f1c28f6e722b2af1c5b00e47c04ab2995d77640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13c85d26a15b7382ee0cd3721f1c28f6e722b2af1c5b00e47c04ab2995d77640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c85d26a15b7382ee0cd3721f1c28f6e722b2af1c5b00e47c04ab2995d77640", kill_on_drop: false }`
[INFO] [stdout] 13c85d26a15b7382ee0cd3721f1c28f6e722b2af1c5b00e47c04ab2995d77640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614ee697bd979665f0afee930e03bae6e1c4030b7a7447e97cea38a8665e6977
[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" "614ee697bd979665f0afee930e03bae6e1c4030b7a7447e97cea38a8665e6977", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling string v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling http v0.1.14
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling h2 v0.1.14
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling hyper v0.12.19
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]    Compiling torrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:70:55
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:83:55
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:133:55
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:162:56
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:265:56
[INFO] [stdout]     |
[INFO] [stdout] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/download.rs:265:34
[INFO] [stdout]     |
[INFO] [stdout] 265 | ) -> Result<Option<PeerMsg>, Box<std::error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/download.rs:302:28
[INFO] [stdout]     |
[INFO] [stdout] 302 | ) -> Result<TcpStream, Box<std::error::Error>> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ) -> Result<TorrentMetaInfo, Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:70:55
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:83:55
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:133:55
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:162:56
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:265:56
[INFO] [stdout]     |
[INFO] [stdout] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 | ) -> Result<Vec<Peer>, Box<std::error::Error>> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.29s
[INFO] running `Command { std: "docker" "inspect" "614ee697bd979665f0afee930e03bae6e1c4030b7a7447e97cea38a8665e6977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614ee697bd979665f0afee930e03bae6e1c4030b7a7447e97cea38a8665e6977", kill_on_drop: false }`
[INFO] [stdout] 614ee697bd979665f0afee930e03bae6e1c4030b7a7447e97cea38a8665e6977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81801616142c0c1558200f47988c3e4661808bd792ef90f39a65988762d13dad
[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" "81801616142c0c1558200f47988c3e4661808bd792ef90f39a65988762d13dad", kill_on_drop: false }`
[INFO] [stderr]    Compiling torrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:70:55
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:83:55
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:133:55
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:162:56
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:265:56
[INFO] [stdout]     |
[INFO] [stdout] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/download.rs:265:34
[INFO] [stdout]     |
[INFO] [stdout] 265 | ) -> Result<Option<PeerMsg>, Box<std::error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/download.rs:302:28
[INFO] [stdout]     |
[INFO] [stdout] 302 | ) -> Result<TcpStream, Box<std::error::Error>> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ) -> Result<TorrentMetaInfo, Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:70:55
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:83:55
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:133:55
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:162:56
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:265:56
[INFO] [stdout]     |
[INFO] [stdout] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/download.rs:265:34
[INFO] [stdout]     |
[INFO] [stdout] 265 | ) -> Result<Option<PeerMsg>, Box<std::error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/download.rs:302:28
[INFO] [stdout]     |
[INFO] [stdout] 302 | ) -> Result<TcpStream, Box<std::error::Error>> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ) -> Result<TorrentMetaInfo, Box<std::error::Error>> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:70:55
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn decode(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bencode.rs:83:55
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn decode_int(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:133:55
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn decode_str(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:162:56
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn decode_list(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:265:56
[INFO] [stdout]     |
[INFO] [stdout] 265 | fn decode_dict(bytes: &[u8]) -> Result<BencodeVal, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:132:28
[INFO] [stdout]     |
[INFO] [stdout] 132 | ) -> Result<Vec<Peer>, Box<std::error::Error>> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "81801616142c0c1558200f47988c3e4661808bd792ef90f39a65988762d13dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81801616142c0c1558200f47988c3e4661808bd792ef90f39a65988762d13dad", kill_on_drop: false }`
[INFO] [stdout] 81801616142c0c1558200f47988c3e4661808bd792ef90f39a65988762d13dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68a7d1411147c59cf9ab5e0e32decb00de5b746aed1ee7a83b932199b346a08f
[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" "68a7d1411147c59cf9ab5e0e32decb00de5b746aed1ee7a83b932199b346a08f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: 8 warnings emitted
[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: 8 warnings emitted
[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: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/torrent-6202e09e6eb74e70
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/torrent-9709e7035a53358a
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests torrent
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68a7d1411147c59cf9ab5e0e32decb00de5b746aed1ee7a83b932199b346a08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a7d1411147c59cf9ab5e0e32decb00de5b746aed1ee7a83b932199b346a08f", kill_on_drop: false }`
[INFO] [stdout] 68a7d1411147c59cf9ab5e0e32decb00de5b746aed1ee7a83b932199b346a08f