[INFO] cloning repository https://github.com/abhijeetbhagat/arcturus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abhijeetbhagat/arcturus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Farcturus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Farcturus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d449b6fdf21d7e3e51e0b79b8a0674721fdfc7c
[INFO] checking abhijeetbhagat/arcturus against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Farcturus" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abhijeetbhagat/arcturus on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/abhijeetbhagat/arcturus
[INFO] finished tweaking git repo https://github.com/abhijeetbhagat/arcturus
[INFO] tweaked toml for git repo https://github.com/abhijeetbhagat/arcturus written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/abhijeetbhagat/arcturus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kv-log-macro v1.0.4
[INFO] [stderr]   Downloaded pin-project-internal v0.4.20
[INFO] [stderr]   Downloaded pin-project v0.4.20
[INFO] [stderr]   Downloaded async-trait v0.1.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f19fe91481b2a90e99d2aa1c8e51ba5effb5e8163ef3c84ba00c48f58eb16e30
[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" "f19fe91481b2a90e99d2aa1c8e51ba5effb5e8163ef3c84ba00c48f58eb16e30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f19fe91481b2a90e99d2aa1c8e51ba5effb5e8163ef3c84ba00c48f58eb16e30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19fe91481b2a90e99d2aa1c8e51ba5effb5e8163ef3c84ba00c48f58eb16e30", kill_on_drop: false }`
[INFO] [stdout] f19fe91481b2a90e99d2aa1c8e51ba5effb5e8163ef3c84ba00c48f58eb16e30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d20c2306fa1028c2a8021f804751d8877b37f996544e8f5afbedf4a1f721a2bc
[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" "d20c2306fa1028c2a8021f804751d8877b37f996544e8f5afbedf4a1f721a2bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-trait v0.1.31
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking piper v0.1.3
[INFO] [stderr]     Checking smol v0.1.11
[INFO] [stderr]     Checking async-std v1.6.0
[INFO] [stderr]     Checking arcturus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: struct `BitStream` is private
[INFO] [stdout]    --> src/common/stunmessage.rs:131:32
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let reader = bitutils::BitStream::new(data);
[INFO] [stdout]     |                                ^^^^^^^^^ private struct
[INFO] [stdout]     |
[INFO] [stdout] note: the struct `BitStream` is defined here
[INFO] [stdout]    --> src/utils/bitutils.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | struct BitStream<'a> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/server/server.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |             match (stun_message.header.msg_type) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `BitStream` is private
[INFO] [stdout]    --> src/common/stunmessage.rs:131:32
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let reader = bitutils::BitStream::new(data);
[INFO] [stdout]     |                                ^^^^^^^^^ private struct
[INFO] [stdout]     |
[INFO] [stdout] note: the struct `BitStream` is defined here
[INFO] [stdout]    --> src/utils/bitutils.rs:6:1
[INFO] [stdout]     |
[INFO] [stdout] 6   | struct BitStream<'a> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/server/server.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |             match (stun_message.header.msg_type) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the trait `StunClient` cannot be made into an object
[INFO] [stdout]   --> src/client/stunclient.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait StunClient {
[INFO] [stdout]    |           ---------- this trait cannot be made into an object...
[INFO] [stdout] ...
[INFO] [stdout] 13 |     async fn get_reflexive_address(&self) -> Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^ ...because method `get_reflexive_address` references the `Self` type in its `where` clause
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(where_clauses_object_safety)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
[INFO] [stdout]    = help: consider moving `get_reflexive_address` to another trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the trait `StunClient` cannot be made into an object
[INFO] [stdout]   --> src/client/stunclient.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait StunClient {
[INFO] [stdout]    |           ---------- this trait cannot be made into an object...
[INFO] [stdout] ...
[INFO] [stdout] 13 |     async fn get_reflexive_address(&self) -> Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^ ...because method `get_reflexive_address` references the `Self` type in its `where` clause
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(where_clauses_object_safety)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #51443 <https://github.com/rust-lang/rust/issues/51443>
[INFO] [stdout]    = help: consider moving `get_reflexive_address` to another trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/server/server.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         loop {
[INFO] [stdout] 58 | |             let (size, peer) = socket.recv_from(&mut buf).await?;
[INFO] [stdout] 59 | |             if size > 0 {
[INFO] [stdout] 60 | |                 if let Some(stun_message) = StunServer::parse(&buf[..size], peer) {
[INFO] [stdout] ...  |
[INFO] [stdout] 65 | |             }
[INFO] [stdout] 66 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 67 |           Ok(())
[INFO] [stdout]    |           ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/server/server.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         loop {
[INFO] [stdout] 58 | |             let (size, peer) = socket.recv_from(&mut buf).await?;
[INFO] [stdout] 59 | |             if size > 0 {
[INFO] [stdout] 60 | |                 if let Some(stun_message) = StunServer::parse(&buf[..size], peer) {
[INFO] [stdout] ...  |
[INFO] [stdout] 65 | |             }
[INFO] [stdout] 66 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 67 |           Ok(())
[INFO] [stdout]    |           ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arcturus`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d20c2306fa1028c2a8021f804751d8877b37f996544e8f5afbedf4a1f721a2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d20c2306fa1028c2a8021f804751d8877b37f996544e8f5afbedf4a1f721a2bc", kill_on_drop: false }`
[INFO] [stdout] d20c2306fa1028c2a8021f804751d8877b37f996544e8f5afbedf4a1f721a2bc
