[INFO] updating cached repository https://github.com/tikue/rust-ml [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f29d47333ff00e47d4b6d7c4ed82179221bafab5 [INFO] testing tikue/rust-ml against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Frust-ml" "/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/tikue/rust-ml on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tikue/rust-ml [INFO] finished tweaking git repo https://github.com/tikue/rust-ml [INFO] tweaked toml for git repo https://github.com/tikue/rust-ml written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/tikue/rust-ml already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.rand.rand [INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.rand.rand [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d2e57a6c4b62c997525bb37cf0607935660dbc27897a500da8b4fd105426968a [INFO] running `Command { std: "docker" "start" "-a" "d2e57a6c4b62c997525bb37cf0607935660dbc27897a500da8b4fd105426968a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2e57a6c4b62c997525bb37cf0607935660dbc27897a500da8b4fd105426968a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2e57a6c4b62c997525bb37cf0607935660dbc27897a500da8b4fd105426968a", kill_on_drop: false }` [INFO] [stdout] d2e57a6c4b62c997525bb37cf0607935660dbc27897a500da8b4fd105426968a [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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 98adf58382beac3f7913c201a90ccc6048d657ab4444b204bbddf5a0c8f39fd2 [INFO] running `Command { std: "docker" "start" "-a" "98adf58382beac3f7913c201a90ccc6048d657ab4444b204bbddf5a0c8f39fd2", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.rand.rand [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling ml v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::num::Float` [INFO] [stdout] --> src/points/point.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::num::Float; [INFO] [stdout] | ^^^^^^^^^^^^^^^ no `Float` in `num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `rand::distributions::IndependentSample` [INFO] [stdout] --> src/points/cluster.rs:6:27 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::distributions::{IndependentSample, Normal}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ no `IndependentSample` in `distributions` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/plots.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | try!(write!(f, "{:>2} ", self.row_number)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/plots.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | try!(write!(f, "{} ", self.get_symbol(symbol, column))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/plots.rs:164:13 [INFO] [stdout] | [INFO] [stdout] 164 | try!(row.fmt(f)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/plots.rs:131:18 [INFO] [stdout] | [INFO] [stdout] 131 | for _ in (0..num_points) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'rand::distributions::Normal': moved to rand_distr crate [INFO] [stdout] --> src/points/cluster.rs:6:46 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::distributions::{IndependentSample, Normal}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'rand::distributions::Normal': moved to rand_distr crate [INFO] [stdout] --> src/points/cluster.rs:26:24 [INFO] [stdout] | [INFO] [stdout] 26 | let normal_x = Normal::new(centroid.x, std_dev); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'rand::distributions::Normal': moved to rand_distr crate [INFO] [stdout] --> src/points/cluster.rs:27:24 [INFO] [stdout] | [INFO] [stdout] 27 | let normal_y = Normal::new(centroid.y, std_dev); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `points::point::Point: std::clone::Clone` is not satisfied [INFO] [stdout] --> src/points/point.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | impl Copy for Point{} [INFO] [stdout] | ^^^^ the trait `std::clone::Clone` is not implemented for `points::point::Point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `plots::Plot: std::clone::Clone` is not satisfied [INFO] [stdout] --> src/plots.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | impl Copy for Plot{} [INFO] [stdout] | ^^^^ the trait `std::clone::Clone` is not implemented for `plots::Plot` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `plots::Row: std::clone::Clone` is not satisfied [INFO] [stdout] --> src/plots.rs:24:6 [INFO] [stdout] | [INFO] [stdout] 24 | impl Copy for Row{} [INFO] [stdout] | ^^^^ the trait `std::clone::Clone` is not implemented for `plots::Row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `plots::PointSymbol: std::clone::Clone` is not satisfied [INFO] [stdout] --> src/plots.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | impl Copy for PointSymbol{} [INFO] [stdout] | ^^^^ the trait `std::clone::Clone` is not implemented for `plots::PointSymbol` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ml`. [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: build failed [INFO] running `Command { std: "docker" "inspect" "98adf58382beac3f7913c201a90ccc6048d657ab4444b204bbddf5a0c8f39fd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98adf58382beac3f7913c201a90ccc6048d657ab4444b204bbddf5a0c8f39fd2", kill_on_drop: false }` [INFO] [stdout] 98adf58382beac3f7913c201a90ccc6048d657ab4444b204bbddf5a0c8f39fd2