[INFO] cloning repository https://github.com/little-dude/generals-rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Fgenerals-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37e29c0f8928ec04adf428b746dd6d8f20b8c73e
[INFO] testing little-dude/generals-rs against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flittle-dude%2Fgenerals-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/little-dude/generals-rs on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7bb9718d2e45bb839cb4304428575165a3591c0daecd8fd689c7ec090129fa5
[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" "f7bb9718d2e45bb839cb4304428575165a3591c0daecd8fd689c7ec090129fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7bb9718d2e45bb839cb4304428575165a3591c0daecd8fd689c7ec090129fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bb9718d2e45bb839cb4304428575165a3591c0daecd8fd689c7ec090129fa5", kill_on_drop: false }`
[INFO] [stdout] f7bb9718d2e45bb839cb4304428575165a3591c0daecd8fd689c7ec090129fa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f193d7dc0d1569a93663ccd3d78a695783ae620a9bf8948c29f7b180a4f528b1
[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" "f193d7dc0d1569a93663ccd3d78a695783ae620a9bf8948c29f7b180a4f528b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling fera-unionfind v0.1.0
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[INFO] [stderr]    Compiling tokio-sync v0.1.4
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
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[INFO] [stderr]    Compiling actix-web v0.7.18
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling signal-hook v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling nom v4.2.2
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[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
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[INFO] [stderr]    Compiling parking_lot v0.7.1
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[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling h2 v0.1.17
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling tokio v0.1.17
[INFO] [stderr]    Compiling tokio-dns-unofficial v0.3.1
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling tungstenite v0.6.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.6.0
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling trust-dns-proto v0.6.3
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling actix v0.7.9
[INFO] [stderr]    Compiling actix-net v0.2.6
[INFO] [stderr]    Compiling generals-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/connection.rs:197:32
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn 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/core/common.rs:399:32
[INFO] [stdout]     |
[INFO] [stdout] 399 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/connection.rs:192:52
[INFO] [stdout]     |
[INFO] [stdout] 192 |             ConnectionError::WebSocket(ref e) => e.description(),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/connection.rs:210:65
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 write!(f, "Connection error (websocket): {}", e.description())
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/core/common.rs:406:44
[INFO] [stdout]     |
[INFO] [stdout] 406 |         write!(f, "Invalid move: {}", self.description())
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/connection.rs:108:20
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 Ok(mut action) => {
[INFO] [stdout]     |                    ----^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for (player, mut connection) in self
[INFO] [stdout]    |                      ----^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for (player, mut connection) in connections.iter_mut().filter(|(_, c)| !c.has_resigned()) {
[INFO] [stdout]    |                      ----^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |         for (player, mut connection) in connections.iter_mut().filter(|(_, c)| !c.has_resigned()) {
[INFO] [stdout]    |                      ----^^^^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 14s
[INFO] running `Command { std: "docker" "inspect" "f193d7dc0d1569a93663ccd3d78a695783ae620a9bf8948c29f7b180a4f528b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f193d7dc0d1569a93663ccd3d78a695783ae620a9bf8948c29f7b180a4f528b1", kill_on_drop: false }`
[INFO] [stdout] f193d7dc0d1569a93663ccd3d78a695783ae620a9bf8948c29f7b180a4f528b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77071a8e336d1f3063ff2cb01b50988fd8a4fe327af8de7392d3c86d129c237f
[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" "77071a8e336d1f3063ff2cb01b50988fd8a4fe327af8de7392d3c86d129c237f", kill_on_drop: false }`
[INFO] [stderr]    Compiling generals-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/connection.rs:197:32
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn 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/core/common.rs:399:32
[INFO] [stdout]     |
[INFO] [stdout] 399 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/connection.rs:192:52
[INFO] [stdout]     |
[INFO] [stdout] 192 |             ConnectionError::WebSocket(ref e) => e.description(),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/connection.rs:210:65
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 write!(f, "Connection error (websocket): {}", e.description())
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/core/common.rs:406:44
[INFO] [stdout]     |
[INFO] [stdout] 406 |         write!(f, "Invalid move: {}", self.description())
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `make_city` found for struct `core::common::Tile` in the current scope
[INFO] [stdout]    --> src/core/common_tests.rs:161:10
[INFO] [stdout]     |
[INFO] [stdout] 161 |     tile.make_city();
[INFO] [stdout]     |          ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/core/common.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Tile {
[INFO] [stdout]     | --------------- method `make_city` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `make_city` found for struct `core::common::Tile` in the current scope
[INFO] [stdout]    --> src/core/common_tests.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |     dst.make_city();
[INFO] [stdout]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/core/common.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Tile {
[INFO] [stdout]     | --------------- method `make_city` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `make_city` found for struct `core::common::Tile` in the current scope
[INFO] [stdout]    --> src/core/common_tests.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |     dst.make_city();
[INFO] [stdout]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/core/common.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Tile {
[INFO] [stdout]     | --------------- method `make_city` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `make_city` found for struct `core::common::Tile` in the current scope
[INFO] [stdout]    --> src/core/common_tests.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |     dst.make_city();
[INFO] [stdout]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/core/common.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Tile {
[INFO] [stdout]     | --------------- method `make_city` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `make_city` found for struct `core::common::Tile` in the current scope
[INFO] [stdout]    --> src/core/common_tests.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |     dst.make_city();
[INFO] [stdout]     |         ^^^^^^^^^ method not found in `core::common::Tile`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/core/common.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub struct Tile {
[INFO] [stdout]     | --------------- method `make_city` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `make_city` found for struct `std::cell::RefMut<'_, core::common::Tile>` in the current scope
[INFO] [stdout]   --> src/core/map_tests.rs:62:14
[INFO] [stdout]    |
[INFO] [stdout] 62 |         tile.make_city();
[INFO] [stdout]    |              ^^^^^^^^^ method not found in `std::cell::RefMut<'_, core::common::Tile>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `generals-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "77071a8e336d1f3063ff2cb01b50988fd8a4fe327af8de7392d3c86d129c237f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77071a8e336d1f3063ff2cb01b50988fd8a4fe327af8de7392d3c86d129c237f", kill_on_drop: false }`
[INFO] [stdout] 77071a8e336d1f3063ff2cb01b50988fd8a4fe327af8de7392d3c86d129c237f
