[INFO] cloning repository https://github.com/little-dude/generals-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/little-dude/generals-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Fgenerals-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Fgenerals-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37e29c0f8928ec04adf428b746dd6d8f20b8c73e
[INFO] checking little-dude/generals-rs against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Fgenerals-rs" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/little-dude/generals-rs on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/little-dude/generals-rs
[INFO] finished tweaking git repo https://github.com/little-dude/generals-rs
[INFO] tweaked toml for git repo https://github.com/little-dude/generals-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/little-dude/generals-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] be96b0bd6fe99b78c114a87046640f4c3dee11bf5f84fd735281ccfb1f2b4bad
[INFO] running `"docker" "start" "-a" "be96b0bd6fe99b78c114a87046640f4c3dee11bf5f84fd735281ccfb1f2b4bad"`
[INFO] [stderr]     Checking fera-unionfind v0.1.0
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking signal-hook v0.1.8
[INFO] [stderr]    Compiling nom v4.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking input_buffer v0.2.0
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[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking sha-1 v0.8.1
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[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
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[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking cookie v0.11.0
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[INFO] [stderr]     Checking tokio v0.1.17
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-dns-unofficial v0.3.1
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[INFO] [stderr]     Checking tokio-tungstenite v0.6.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking actix-web v0.7.18
[INFO] [stderr]     Checking generals-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:197:32
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn 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/core/common.rs:399:32
[INFO] [stderr]     |
[INFO] [stderr] 399 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:197:32
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn 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/core/common.rs:399:32
[INFO] [stderr]     |
[INFO] [stderr] 399 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `make_city` found for type `core::common::Tile` in the current scope
[INFO] [stderr]    --> src/core/common_tests.rs:161:10
[INFO] [stderr]     |
[INFO] [stderr] 161 |     tile.make_city();
[INFO] [stderr]     |          ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/core/common.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct Tile {
[INFO] [stderr]     | --------------- method `make_city` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `make_city` found for type `core::common::Tile` in the current scope
[INFO] [stderr]    --> src/core/common_tests.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |     dst.make_city();
[INFO] [stderr]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/core/common.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct Tile {
[INFO] [stderr]     | --------------- method `make_city` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `make_city` found for type `core::common::Tile` in the current scope
[INFO] [stderr]    --> src/core/common_tests.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |     dst.make_city();
[INFO] [stderr]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/core/common.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct Tile {
[INFO] [stderr]     | --------------- method `make_city` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `make_city` found for type `core::common::Tile` in the current scope
[INFO] [stderr]    --> src/core/common_tests.rs:271:9
[INFO] [stderr]     |
[INFO] [stderr] 271 |     dst.make_city();
[INFO] [stderr]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/core/common.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct Tile {
[INFO] [stderr]     | --------------- method `make_city` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `make_city` found for type `core::common::Tile` in the current scope
[INFO] [stderr]    --> src/core/common_tests.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |     dst.make_city();
[INFO] [stderr]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/core/common.rs:115:1
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub struct Tile {
[INFO] [stderr]     | --------------- method `make_city` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `make_city` found for type `std::cell::RefMut<'_, core::common::Tile>` in the current scope
[INFO] [stderr]   --> src/core/map_tests.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |         tile.make_city();
[INFO] [stderr]    |              ^^^^^^^^^ method not found in `std::cell::RefMut<'_, core::common::Tile>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: could not compile `generals-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/connection.rs:108:20
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 Ok(mut action) => {
[INFO] [stderr]     |                    ----^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |         for (player, mut connection) in self
[INFO] [stderr]    |                      ----^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:55:22
[INFO] [stderr]    |
[INFO] [stderr] 55 |         for (player, mut connection) in connections.iter_mut().filter(|(_, c)| !c.has_resigned()) {
[INFO] [stderr]    |                      ----^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game.rs:85:22
[INFO] [stderr]    |
[INFO] [stderr] 85 |         for (player, mut connection) in connections.iter_mut().filter(|(_, c)| !c.has_resigned()) {
[INFO] [stderr]    |                      ----^^^^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "be96b0bd6fe99b78c114a87046640f4c3dee11bf5f84fd735281ccfb1f2b4bad"`
[INFO] running `"docker" "rm" "-f" "be96b0bd6fe99b78c114a87046640f4c3dee11bf5f84fd735281ccfb1f2b4bad"`
[INFO] [stdout] be96b0bd6fe99b78c114a87046640f4c3dee11bf5f84fd735281ccfb1f2b4bad