[INFO] crate cobalt 0.22.0 is already in cache
[INFO] checking cobalt-0.22.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate cobalt 0.22.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cobalt 0.22.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cobalt 0.22.0
[INFO] finished tweaking crates.io crate cobalt 0.22.0
[INFO] tweaked toml for crates.io crate cobalt 0.22.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] cb00c2e3f5e80e2415c7294b73611a2853c654216721ce8dcaa8114eebe39db7
[INFO] running `"docker" "start" "-a" "cb00c2e3f5e80e2415c7294b73611a2853c654216721ce8dcaa8114eebe39db7"`
[INFO] [stderr]     Checking cobalt v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/shared/udp_socket.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let socket = try!(net::UdpSocket::bind(address));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/shared/udp_socket.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         try!(socket.set_nonblocking(true));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |             let socket = try!(S::new(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:203:29
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let peer_addr = try!(addr.to_socket_addrs()).nth(0).unwrap();
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:204:30
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let local_addr = try!(socket.local_addr());
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:203:30
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let local_addr = try!(addr.to_socket_addrs()).nth(0).unwrap();
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:204:26
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let socket = try!(S::new(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/shared/binary_rate_limiter.rs:165:45
[INFO] [stderr]     |
[INFO] [stderr] 165 |         self.last_bad_time = Instant::now();;
[INFO] [stderr]     |                                             ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/shared/connection.rs:129:59
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub type ConnectionMap = HashMap<ConnectionID, Connection<RateLimiter, PacketModifier>>;
[INFO] [stderr]     |                                                           ^^^^^^^^^^^ help: use `dyn`: `dyn RateLimiter`
[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/shared/connection.rs:129:72
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub type ConnectionMap = HashMap<ConnectionID, Connection<RateLimiter, PacketModifier>>;
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PacketModifier`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/shared/connection.rs:425:25
[INFO] [stderr]     |
[INFO] [stderr] 425 |                         (cmp::max(self.last_receive_time - ack.time, tick_delay) - tick_delay)
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/traits/packet_modifier.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl fmt::Debug for PacketModifier {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PacketModifier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/traits/rate_limiter.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 | impl fmt::Debug for RateLimiter {
[INFO] [stderr]    |                     ^^^^^^^^^^^ help: use `dyn`: `dyn RateLimiter`
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]   --> src/shared/binary_rate_limiter.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 |             max_tick: (rate / (33.0 / (100.0 / rate))) as u32,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> src/shared/connection.rs:327:9
[INFO] [stderr]     |
[INFO] [stderr] 327 |         self.smoothed_rtt.ceil() as u32
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid
[INFO] [stderr]    --> src/shared/message_queue.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |             (available as f32 / 100.0 * self.config.message_quota_instant) as usize,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid
[INFO] [stderr]    --> src/shared/message_queue.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |             (available as f32 / 100.0 * self.config.message_quota_reliable) as usize,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid
[INFO] [stderr]    --> src/shared/message_queue.rs:224:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |             (available as f32 / 100.0 * self.config.message_quota_ordered) as usize,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `i64` is invalid
[INFO] [stderr]   --> src/shared/ticker.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 (max_correction as f32 * self.tick_overflow_recovery_rate) as i64,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/shared/udp_socket.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let socket = try!(net::UdpSocket::bind(address));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/shared/udp_socket.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         try!(socket.set_nonblocking(true));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:198:26
[INFO] [stderr]     |
[INFO] [stderr] 198 |             let socket = try!(S::new(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:203:29
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let peer_addr = try!(addr.to_socket_addrs()).nth(0).unwrap();
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:204:30
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let local_addr = try!(socket.local_addr());
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:203:30
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let local_addr = try!(addr.to_socket_addrs()).nth(0).unwrap();
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:204:26
[INFO] [stderr]     |
[INFO] [stderr] 204 |             let socket = try!(S::new(
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/shared/binary_rate_limiter.rs:165:45
[INFO] [stderr]     |
[INFO] [stderr] 165 |         self.last_bad_time = Instant::now();;
[INFO] [stderr]     |                                             ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/shared/connection.rs:129:59
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub type ConnectionMap = HashMap<ConnectionID, Connection<RateLimiter, PacketModifier>>;
[INFO] [stderr]     |                                                           ^^^^^^^^^^^ help: use `dyn`: `dyn RateLimiter`
[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/shared/connection.rs:129:72
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub type ConnectionMap = HashMap<ConnectionID, Connection<RateLimiter, PacketModifier>>;
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PacketModifier`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/shared/connection.rs:425:25
[INFO] [stderr]     |
[INFO] [stderr] 425 |                         (cmp::max(self.last_receive_time - ack.time, tick_delay) - tick_delay)
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/traits/packet_modifier.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl fmt::Debug for PacketModifier {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PacketModifier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/traits/rate_limiter.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 | impl fmt::Debug for RateLimiter {
[INFO] [stderr]    |                     ^^^^^^^^^^^ help: use `dyn`: `dyn RateLimiter`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors; 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `cobalt`.
[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] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]   --> src/shared/binary_rate_limiter.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 |             max_tick: (rate / (33.0 / (100.0 / rate))) as u32,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `u32` is invalid
[INFO] [stderr]    --> src/shared/connection.rs:327:9
[INFO] [stderr]     |
[INFO] [stderr] 327 |         self.smoothed_rtt.ceil() as u32
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid
[INFO] [stderr]    --> src/shared/message_queue.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |             (available as f32 / 100.0 * self.config.message_quota_instant) as usize,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid
[INFO] [stderr]    --> src/shared/message_queue.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |             (available as f32 / 100.0 * self.config.message_quota_reliable) as usize,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `usize` is invalid
[INFO] [stderr]    --> src/shared/message_queue.rs:224:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |             (available as f32 / 100.0 * self.config.message_quota_ordered) as usize,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `i64` is invalid
[INFO] [stderr]   --> src/shared/ticker.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 (max_correction as f32 * self.tick_overflow_recovery_rate) as i64,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors; 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `cobalt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cb00c2e3f5e80e2415c7294b73611a2853c654216721ce8dcaa8114eebe39db7"`
[INFO] running `"docker" "rm" "-f" "cb00c2e3f5e80e2415c7294b73611a2853c654216721ce8dcaa8114eebe39db7"`
[INFO] [stdout] cb00c2e3f5e80e2415c7294b73611a2853c654216721ce8dcaa8114eebe39db7