[INFO] updating cached repository https://github.com/et4te/swim [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3bb49e22e1cfe12cd081aeac06ceb883535a92a7 [INFO] testing et4te/swim against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fet4te%2Fswim" "work/builds/worker-3/source"` [INFO] [stderr] Cloning into 'work/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/et4te/swim on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/et4te/swim [INFO] finished tweaking git repo https://github.com/et4te/swim [INFO] tweaked toml for git repo https://github.com/et4te/swim written to work/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/et4te/swim already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 19834e045aab92b7ed7549aa5382d21f535e94a8fe4c3866092d2d445619be87 [INFO] running `"docker" "start" "-a" "19834e045aab92b7ed7549aa5382d21f535e94a8fe4c3866092d2d445619be87"` [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling tokio-executor v0.1.5 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling crossbeam-utils v0.6.1 (https://github.com/crossbeam-rs/crossbeam#d627067b) [INFO] [stderr] Compiling colored v1.6.1 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling tokio-io v0.1.10 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling tokio-serde v0.3.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Compiling tokio-timer v0.2.7 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling tokio-current-thread v0.1.3 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 (https://github.com/crossbeam-rs/crossbeam#d627067b) [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling tokio-codec v0.1.1 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling crossbeam-deque v0.6.2 (https://github.com/crossbeam-rs/crossbeam#d627067b) [INFO] [stderr] Compiling crossbeam-skiplist v0.0.0 (https://github.com/crossbeam-rs/crossbeam#d627067b) [INFO] [stderr] Compiling crossbeam-deque v0.6.2 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling crossbeam-channel v0.3.2 (https://github.com/crossbeam-rs/crossbeam#d627067b) [INFO] [stderr] Compiling tokio-reactor v0.1.6 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.8 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling tokio-tcp v0.1.2 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling tokio-uds v0.2.3 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling tokio-udp v0.1.2 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling crossbeam v0.5.0 (https://github.com/crossbeam-rs/crossbeam#d627067b) [INFO] [stderr] Compiling tokio-fs v0.1.4 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling tokio v0.1.12 (https://github.com/tokio-rs/tokio#09f2ac85) [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling pretty_env_logger v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling swim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: field is never used: `indegree` [INFO] [stderr] --> src/digraph.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | indegree: Vec, // indegree[v] = indegree of vertex v [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/digraph.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn new(v: u32) -> Digraph { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `validate_vertex` [INFO] [stderr] --> src/digraph.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn validate_vertex(&self, v: u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_edge` [INFO] [stderr] --> src/digraph.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn add_edge(&mut self, v: u32, w: u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `adj` [INFO] [stderr] --> src/digraph.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn adj(&self, v: u32) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `outdegree` [INFO] [stderr] --> src/digraph.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn outdegree(&self, v: u32) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `indegree` [INFO] [stderr] --> src/digraph.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn indegree(&self, v: u32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reverse` [INFO] [stderr] --> src/digraph.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn reverse(&self) -> Digraph { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `A` [INFO] [stderr] --> src/protocol/slush.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const A: f32 = 0.5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `K` [INFO] [stderr] --> src/protocol/slush.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const K: usize = 4; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/protocol/slush.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn new(addr: NetAddr) -> Slush { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_col` [INFO] [stderr] --> src/protocol/slush.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn set_col(&mut self, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `send_query` [INFO] [stderr] --> src/protocol/slush.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | pub fn send_query(&self, tx: ColourTx, peer_addr: NetAddr) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `handle_query` [INFO] [stderr] --> src/protocol/slush.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | pub fn handle_query(&mut self, tx: ResponseTx, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/protocol/slush.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn run(&mut self, tx: &ColourTx, rx: &mut ColourRx, membership: &Membership) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `outcome` [INFO] [stderr] --> src/protocol/slush.rs:112:1 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn outcome(votes: Vec) -> (u32, u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `A` [INFO] [stderr] --> src/protocol/snowflake.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const A: f32 = 0.5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `B` [INFO] [stderr] --> src/protocol/snowflake.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const B: u32 = 11; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `K` [INFO] [stderr] --> src/protocol/snowflake.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | const K: usize = 4; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Snowflake` [INFO] [stderr] --> src/protocol/snowflake.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | pub struct Snowflake { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/protocol/snowflake.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn new(addr: NetAddr) -> Snowflake { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_col` [INFO] [stderr] --> src/protocol/snowflake.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn set_col(&mut self, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_cnt` [INFO] [stderr] --> src/protocol/snowflake.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn set_cnt(&mut self, cnt: u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `send_query` [INFO] [stderr] --> src/protocol/snowflake.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn send_query(&self, tx: ColourTx, peer_addr: NetAddr) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `handle_query` [INFO] [stderr] --> src/protocol/snowflake.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | pub fn handle_query(&mut self, tx: ResponseTx, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/protocol/snowflake.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn run(&mut self, tx: &ColourTx, rx: &mut ColourRx, membership: &Membership) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `outcome` [INFO] [stderr] --> src/protocol/snowflake.rs:139:1 [INFO] [stderr] | [INFO] [stderr] 139 | pub fn outcome(votes: Vec) -> (u32, u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | write!(f, "{:?} vertices, {:?} edges\n", self.v(), self.e()); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | write!(f, "{:?}: ", v); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | write!(f, "{:?} ", w); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/digraph.rs:42:12 [INFO] [stderr] | [INFO] [stderr] 42 | if v < 0 || v >= self.v { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.67s [INFO] running `"docker" "inspect" "19834e045aab92b7ed7549aa5382d21f535e94a8fe4c3866092d2d445619be87"` [INFO] running `"docker" "rm" "-f" "19834e045aab92b7ed7549aa5382d21f535e94a8fe4c3866092d2d445619be87"` [INFO] [stdout] 19834e045aab92b7ed7549aa5382d21f535e94a8fe4c3866092d2d445619be87 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] bdf316e84f7c42a7091b55ebca76d074df17a77af2fc6e1074a5646e8c2ab99c [INFO] running `"docker" "start" "-a" "bdf316e84f7c42a7091b55ebca76d074df17a77af2fc6e1074a5646e8c2ab99c"` [INFO] [stderr] Compiling swim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: method is never used: `adj` [INFO] [stderr] --> src/digraph.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn adj(&self, v: u32) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `outdegree` [INFO] [stderr] --> src/digraph.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn outdegree(&self, v: u32) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `indegree` [INFO] [stderr] --> src/digraph.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn indegree(&self, v: u32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reverse` [INFO] [stderr] --> src/digraph.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn reverse(&self) -> Digraph { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `A` [INFO] [stderr] --> src/protocol/slush.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const A: f32 = 0.5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `K` [INFO] [stderr] --> src/protocol/slush.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const K: usize = 4; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/protocol/slush.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn new(addr: NetAddr) -> Slush { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_col` [INFO] [stderr] --> src/protocol/slush.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn set_col(&mut self, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `send_query` [INFO] [stderr] --> src/protocol/slush.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | pub fn send_query(&self, tx: ColourTx, peer_addr: NetAddr) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `handle_query` [INFO] [stderr] --> src/protocol/slush.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | pub fn handle_query(&mut self, tx: ResponseTx, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/protocol/slush.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn run(&mut self, tx: &ColourTx, rx: &mut ColourRx, membership: &Membership) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `outcome` [INFO] [stderr] --> src/protocol/slush.rs:112:1 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn outcome(votes: Vec) -> (u32, u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `A` [INFO] [stderr] --> src/protocol/snowflake.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const A: f32 = 0.5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `B` [INFO] [stderr] --> src/protocol/snowflake.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const B: u32 = 11; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `K` [INFO] [stderr] --> src/protocol/snowflake.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | const K: usize = 4; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Snowflake` [INFO] [stderr] --> src/protocol/snowflake.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | pub struct Snowflake { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/protocol/snowflake.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn new(addr: NetAddr) -> Snowflake { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_col` [INFO] [stderr] --> src/protocol/snowflake.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn set_col(&mut self, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_cnt` [INFO] [stderr] --> src/protocol/snowflake.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn set_cnt(&mut self, cnt: u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `send_query` [INFO] [stderr] --> src/protocol/snowflake.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn send_query(&self, tx: ColourTx, peer_addr: NetAddr) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `handle_query` [INFO] [stderr] --> src/protocol/snowflake.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | pub fn handle_query(&mut self, tx: ResponseTx, col: Colour) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run` [INFO] [stderr] --> src/protocol/snowflake.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn run(&mut self, tx: &ColourTx, rx: &mut ColourRx, membership: &Membership) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `outcome` [INFO] [stderr] --> src/protocol/snowflake.rs:139:1 [INFO] [stderr] | [INFO] [stderr] 139 | pub fn outcome(votes: Vec) -> (u32, u32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | write!(f, "{:?} vertices, {:?} edges\n", self.v(), self.e()); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | write!(f, "{:?}: ", v); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | write!(f, "{:?} ", w); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/digraph.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/digraph.rs:42:12 [INFO] [stderr] | [INFO] [stderr] 42 | if v < 0 || v >= self.v { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.07s [INFO] running `"docker" "inspect" "bdf316e84f7c42a7091b55ebca76d074df17a77af2fc6e1074a5646e8c2ab99c"` [INFO] running `"docker" "rm" "-f" "bdf316e84f7c42a7091b55ebca76d074df17a77af2fc6e1074a5646e8c2ab99c"` [INFO] [stdout] bdf316e84f7c42a7091b55ebca76d074df17a77af2fc6e1074a5646e8c2ab99c [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] bc5415240073a09213db5e7925bf32c3db7a98aae19e965dffb300c33f063997 [INFO] running `"docker" "start" "-a" "bc5415240073a09213db5e7925bf32c3db7a98aae19e965dffb300c33f063997"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/swim-8718e8e658a9f540 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test digraph::tests::test_one ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- digraph::tests::test_one stdout ---- [INFO] [stdout] thread 'digraph::tests::test_one' panicked at 'vertex is not between 0 and v - 1', src/digraph.rs:43:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55cf28feefc4 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55cf28feefc4 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55cf28feefc4 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stdout] 3: 0x55cf28feefc4 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stdout] 4: 0x55cf29009e6c - core::fmt::write::h7fd0d904495c035f [INFO] [stdout] at src/libcore/fmt/mod.rs:1030 [INFO] [stdout] 5: 0x55cf28fa1225 - std::io::Write::write_fmt::h424452e6ba861394 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/io/mod.rs:1412 [INFO] [stdout] 6: 0x55cf28feac21 - std::io::impls::>::write_fmt::h814a51d8ae1dee4a [INFO] [stdout] at src/libstd/io/impls.rs:141 [INFO] [stdout] 7: 0x55cf28ff14d5 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stdout] 8: 0x55cf28ff14d5 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55cf28ff14d5 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stdout] at src/libstd/panicking.rs:196 [INFO] [stdout] 10: 0x55cf28ff115c - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stdout] at src/libstd/panicking.rs:207 [INFO] [stdout] 11: 0x55cf28ff1bd5 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stdout] at src/libstd/panicking.rs:473 [INFO] [stdout] 12: 0x55cf28fdc913 - std::panicking::begin_panic::h301c44c008b2d95c [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:407 [INFO] [stdout] 13: 0x55cf28f9ecaa - swim::digraph::Digraph::validate_vertex::hef4e277c4a19f5f2 [INFO] [stdout] at src/digraph.rs:43 [INFO] [stdout] 14: 0x55cf28f9ecdd - swim::digraph::Digraph::add_edge::h6d0a0422a6e61663 [INFO] [stdout] at src/digraph.rs:49 [INFO] [stdout] 15: 0x55cf28f9dce8 - swim::digraph::tests::test_one::h022d19f53cfefda5 [INFO] [stdout] at src/digraph.rs:109 [INFO] [stdout] 16: 0x55cf28f9dc9a - swim::digraph::tests::test_one::{{closure}}::hdd652abff7e48915 [INFO] [stdout] at src/digraph.rs:107 [INFO] [stdout] 17: 0x55cf28f9e19e - core::ops::function::FnOnce::call_once::h4a80a1ac23ff9fb9 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227 [INFO] [stdout] 18: 0x55cf28fab11f - as core::ops::function::FnOnce>::call_once::h8b428e8a43aaf8e9 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stdout] 19: 0x55cf28ff42da - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 20: 0x55cf28fc592e - std::panicking::try::heccce20d527a3513 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271 [INFO] [stdout] 21: 0x55cf28fc592e - std::panic::catch_unwind::h7fd8f5d3271f1692 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x55cf28fc592e - test::run_test::run_test_inner::{{closure}}::h88b46e5c359957e5 [INFO] [stdout] at src/libtest/lib.rs:1413 [INFO] [stdout] 23: 0x55cf28fa0995 - std::sys_common::backtrace::__rust_begin_short_backtrace::h00847676c8212941 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/sys_common/backtrace.rs:126 [INFO] [stdout] 24: 0x55cf28fa4b25 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5dd37acd2295488e [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:470 [INFO] [stdout] 25: 0x55cf28fa4b25 - as core::ops::function::FnOnce<()>>::call_once::h9d32b103da0b97c6 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:315 [INFO] [stdout] 26: 0x55cf28fa4b25 - std::panicking::try::do_call::h2bd819a3056c57cd [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:292 [INFO] [stdout] 27: 0x55cf28ff42da - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 28: 0x55cf28fa50d2 - std::panicking::try::h243a25457a848a1a [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271 [INFO] [stdout] 29: 0x55cf28fa50d2 - std::panic::catch_unwind::h74b81f55e55e757c [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x55cf28fa50d2 - std::thread::Builder::spawn_unchecked::{{closure}}::h4c2d214a2cffa6cf [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:469 [INFO] [stdout] 31: 0x55cf28fa50d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8a8a187b3fb58e53 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227 [INFO] [stdout] 32: 0x55cf28fe767f - as core::ops::function::FnOnce>::call_once::h3cdef3b7ea22cd61 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stdout] 33: 0x55cf28ff3a30 - as core::ops::function::FnOnce>::call_once::hc8f25720bf0d5424 [INFO] [stdout] at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922 [INFO] [stdout] 34: 0x55cf28ff3a30 - std::sys_common::thread::start_thread::h7e8885ccfd5d1932 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 35: 0x55cf28ff3a30 - std::sys::unix::thread::Thread::new::thread_start::h5d24df932d688baf [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 36: 0x7f841a9ce6db - start_thread [INFO] [stdout] 37: 0x7f841a4df88f - __clone [INFO] [stdout] 38: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] digraph::tests::test_one [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin swim' [INFO] running `"docker" "inspect" "bc5415240073a09213db5e7925bf32c3db7a98aae19e965dffb300c33f063997"` [INFO] running `"docker" "rm" "-f" "bc5415240073a09213db5e7925bf32c3db7a98aae19e965dffb300c33f063997"` [INFO] [stdout] bc5415240073a09213db5e7925bf32c3db7a98aae19e965dffb300c33f063997