[INFO] updating cached repository Lermex/rustysnek [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Lermex/rustysnek [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Lermex/rustysnek" "work/ex/beta-1.38-1/sources/1.37.0/gh/Lermex/rustysnek"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Lermex/rustysnek'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Lermex/rustysnek" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Lermex/rustysnek"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Lermex/rustysnek'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3f4057162753be9abdbdb4f9db53c2582c799a79 [INFO] sha for GitHub repo Lermex/rustysnek: 3f4057162753be9abdbdb4f9db53c2582c799a79 [INFO] validating manifest of Lermex/rustysnek on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Lermex/rustysnek on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Lermex/rustysnek [INFO] finished frobbing Lermex/rustysnek [INFO] frobbed toml for Lermex/rustysnek written to work/ex/beta-1.38-1/sources/1.37.0/gh/Lermex/rustysnek/Cargo.toml [INFO] started frobbing Lermex/rustysnek [INFO] finished frobbing Lermex/rustysnek [INFO] frobbed toml for Lermex/rustysnek written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Lermex/rustysnek/Cargo.toml [INFO] crate Lermex/rustysnek already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Lermex/rustysnek against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Lermex/rustysnek:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] be4a59e15ad43ca3961d0fbf8e51168a58b946eb8158c4cb9478a95cee8106f7 [INFO] running `"docker" "start" "-a" "be4a59e15ad43ca3961d0fbf8e51168a58b946eb8158c4cb9478a95cee8106f7"` [INFO] [stderr] Compiling serde v0.8.21 [INFO] [stderr] Compiling shader_version v0.2.1 [INFO] [stderr] Compiling nodrop v0.1.8 [INFO] [stderr] Compiling stb_truetype v0.2.0 [INFO] [stderr] Compiling serde_json v0.9.9 [INFO] [stderr] Compiling uuid v0.4.0 [INFO] [stderr] Compiling gfx_core v0.5.1 [INFO] [stderr] Compiling pistoncore-input v0.15.0 [INFO] [stderr] Compiling piston2d-graphics v0.19.0 [INFO] [stderr] Compiling miniz-sys v0.1.7 [INFO] [stderr] Compiling gfx_gl v0.3.1 [INFO] [stderr] Compiling gl v0.6.1 [INFO] [stderr] Compiling glutin v0.7.1 [INFO] [stderr] Compiling arrayvec v0.3.20 [INFO] [stderr] Compiling time v0.1.35 [INFO] [stderr] Compiling jpeg-decoder v0.1.10 [INFO] [stderr] Compiling flate2 v0.2.14 [INFO] [stderr] Compiling pistoncore-window v0.24.0 [INFO] [stderr] Compiling rusttype v0.2.1 [INFO] [stderr] Compiling pistoncore-event_loop v0.27.0 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling piston v0.27.0 [INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `K` [INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `V` [INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling serde_json v0.8.4 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling target_build_utils v0.1.2 [INFO] [stderr] Compiling libloading v0.3.1 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.7.6 [INFO] [stderr] Compiling wayland-client v0.7.6 [INFO] [stderr] Compiling wayland-kbd v0.6.2 [INFO] [stderr] Compiling wayland-window v0.4.3 [INFO] [stderr] Compiling winit v0.5.6 [INFO] [stderr] Compiling gfx v0.13.0 [INFO] [stderr] Compiling gfx_device_gl v0.12.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.33.0 [INFO] [stderr] Compiling piston-gfx_texture v0.19.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.34.1 [INFO] [stderr] Compiling piston_window v0.60.0 [INFO] [stderr] Compiling rustysnek v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:165:98 [INFO] [stderr] | [INFO] [stderr] 165 | fn send_greetings(my_uuid: &Uuid, own_body: &LinkedList) -> Result, Box> { [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/main.rs:224:55 [INFO] [stderr] | [INFO] [stderr] 224 | fn read_buf(socket: &UdpSocket) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len_other` [INFO] [stderr] --> src/main.rs:104:17 [INFO] [stderr] | [INFO] [stderr] 104 | let len_other = (&other_body).len() as f32; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_len_other` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | for x in 0..3 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | socket.set_read_timeout(Some(Duration::new(0, 1000))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | socket.set_broadcast(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 46s [INFO] running `"docker" "inspect" "be4a59e15ad43ca3961d0fbf8e51168a58b946eb8158c4cb9478a95cee8106f7"` [INFO] running `"docker" "rm" "-f" "be4a59e15ad43ca3961d0fbf8e51168a58b946eb8158c4cb9478a95cee8106f7"` [INFO] [stdout] be4a59e15ad43ca3961d0fbf8e51168a58b946eb8158c4cb9478a95cee8106f7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Lermex/rustysnek:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] d0b7cd0d2b3bd10863765b0b8631411147bbdc8da5560036dcfe96f9f7a42ac2 [INFO] running `"docker" "start" "-a" "d0b7cd0d2b3bd10863765b0b8631411147bbdc8da5560036dcfe96f9f7a42ac2"` [INFO] [stderr] Compiling rustysnek v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:165:98 [INFO] [stderr] | [INFO] [stderr] 165 | fn send_greetings(my_uuid: &Uuid, own_body: &LinkedList) -> Result, Box> { [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/main.rs:224:55 [INFO] [stderr] | [INFO] [stderr] 224 | fn read_buf(socket: &UdpSocket) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len_other` [INFO] [stderr] --> src/main.rs:104:17 [INFO] [stderr] | [INFO] [stderr] 104 | let len_other = (&other_body).len() as f32; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_len_other` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | for x in 0..3 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | socket.set_read_timeout(Some(Duration::new(0, 1000))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | socket.set_broadcast(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.89s [INFO] running `"docker" "inspect" "d0b7cd0d2b3bd10863765b0b8631411147bbdc8da5560036dcfe96f9f7a42ac2"` [INFO] running `"docker" "rm" "-f" "d0b7cd0d2b3bd10863765b0b8631411147bbdc8da5560036dcfe96f9f7a42ac2"` [INFO] [stdout] d0b7cd0d2b3bd10863765b0b8631411147bbdc8da5560036dcfe96f9f7a42ac2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Lermex/rustysnek:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 5c1499417056a4cdd322091c0f17805d8dd94de310c30c9f61492fc0a8f5ed02 [INFO] running `"docker" "start" "-a" "5c1499417056a4cdd322091c0f17805d8dd94de310c30c9f61492fc0a8f5ed02"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/crater/target/debug/deps/rustysnek-f8ea011a1604bb89 [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 `"docker" "inspect" "5c1499417056a4cdd322091c0f17805d8dd94de310c30c9f61492fc0a8f5ed02"` [INFO] running `"docker" "rm" "-f" "5c1499417056a4cdd322091c0f17805d8dd94de310c30c9f61492fc0a8f5ed02"` [INFO] [stdout] 5c1499417056a4cdd322091c0f17805d8dd94de310c30c9f61492fc0a8f5ed02