[INFO] cloning repository https://github.com/binshengliu/rforests [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binshengliu/rforests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinshengliu%2Frforests", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinshengliu%2Frforests'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 40a73e30640d99db67db94435f2361758a7ea949 [INFO] checking binshengliu/rforests against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinshengliu%2Frforests" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/binshengliu/rforests on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/binshengliu/rforests [INFO] finished tweaking git repo https://github.com/binshengliu/rforests [INFO] tweaked toml for git repo https://github.com/binshengliu/rforests written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/binshengliu/rforests already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.27.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5395e2a1fd84305b557f1b7a5f2e22a1442faa7bf4eeeba9b1f5e9f0b724efdc [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" "5395e2a1fd84305b557f1b7a5f2e22a1442faa7bf4eeeba9b1f5e9f0b724efdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5395e2a1fd84305b557f1b7a5f2e22a1442faa7bf4eeeba9b1f5e9f0b724efdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5395e2a1fd84305b557f1b7a5f2e22a1442faa7bf4eeeba9b1f5e9f0b724efdc", kill_on_drop: false }` [INFO] [stdout] 5395e2a1fd84305b557f1b7a5f2e22a1442faa7bf4eeeba9b1f5e9f0b724efdc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b46ce4c69c426db58e7e8117f161602698b0a277e2c2eb46c0dfd489548eb267 [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" "b46ce4c69c426db58e7e8117f161602698b0a277e2c2eb46c0dfd489548eb267", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking scoped_threadpool v0.1.8 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking clap v2.27.0 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking rforests v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:1:51 [INFO] [stdout] | [INFO] [stdout] 1 | pub type Result = ::std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::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/util.rs:1:51 [INFO] [stdout] | [INFO] [stdout] 1 | pub type Result = ::std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::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/metric/mod.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(name: &str, k: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/dataset.rs:326:22 [INFO] [stdout] | [INFO] [stdout] 326 | metric: &Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/validate_set.rs:24:40 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn measure(&self, metric: &Box) -> f64 { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/training_set.rs:174:18 [INFO] [stdout] | [INFO] [stdout] 174 | metric: &Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/training_set.rs:351:70 [INFO] [stdout] | [INFO] [stdout] 351 | pub fn update_lambdas_weights<'a, 'b>(&'a mut self, metric: &Box) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/training_set.rs:392:40 [INFO] [stdout] | [INFO] [stdout] 392 | pub fn measure(&self, metric: &Box) -> f64 { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/lambdamart.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | pub metric: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/metric/mod.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(name: &str, k: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/dataset.rs:326:22 [INFO] [stdout] | [INFO] [stdout] 326 | metric: &Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/validate_set.rs:24:40 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn measure(&self, metric: &Box) -> f64 { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/training_set.rs:174:18 [INFO] [stdout] | [INFO] [stdout] 174 | metric: &Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/training_set.rs:351:70 [INFO] [stdout] | [INFO] [stdout] 351 | pub fn update_lambdas_weights<'a, 'b>(&'a mut self, metric: &Box) { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/training_set.rs:392:40 [INFO] [stdout] | [INFO] [stdout] 392 | pub fn measure(&self, metric: &Box) -> f64 { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/train/lambdamart/lambdamart.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | pub metric: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Measure` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/util.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | / lazy_static! { [INFO] [stdout] 13 | | pub static ref POOL: Mutex = Mutex::new(Pool::new(num_cpus::get() as u32)); [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/util.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | / lazy_static! { [INFO] [stdout] 13 | | pub static ref POOL: Mutex = Mutex::new(Pool::new(num_cpus::get() as u32)); [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/util.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | / lazy_static! { [INFO] [stdout] 13 | | pub static ref POOL: Mutex = Mutex::new(Pool::new(num_cpus::get() as u32)); [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/util.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | / lazy_static! { [INFO] [stdout] 13 | | pub static ref POOL: Mutex = Mutex::new(Pool::new(num_cpus::get() as u32)); [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/metric/ndcg.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / lazy_static! { [INFO] [stdout] 5 | | static ref DISCOUNT: Vec = (0..128).map(|i| 1.0 / (i as f64 + 2.0).log2()).collect(); [INFO] [stdout] 6 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/metric/ndcg.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / lazy_static! { [INFO] [stdout] 5 | | static ref DISCOUNT: Vec = (0..128).map(|i| 1.0 / (i as f64 + 2.0).log2()).collect(); [INFO] [stdout] 6 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/metric/ndcg.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / lazy_static! { [INFO] [stdout] 5 | | static ref DISCOUNT: Vec = (0..128).map(|i| 1.0 / (i as f64 + 2.0).log2()).collect(); [INFO] [stdout] 6 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/metric/ndcg.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / lazy_static! { [INFO] [stdout] 5 | | static ref DISCOUNT: Vec = (0..128).map(|i| 1.0 / (i as f64 + 2.0).log2()).collect(); [INFO] [stdout] 6 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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/format/svmlight.rs:217:32 [INFO] [stdout] | [INFO] [stdout] 217 | .map_err(|e| e.description().into()) [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/format/svmlight.rs:217:32 [INFO] [stdout] | [INFO] [stdout] 217 | .map_err(|e| e.description().into()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `ord_max_min` has been stable since 1.21.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(ord_max_min)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `ord_max_min` has been stable since 1.21.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(ord_max_min)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.87s [INFO] running `Command { std: "docker" "inspect" "b46ce4c69c426db58e7e8117f161602698b0a277e2c2eb46c0dfd489548eb267", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b46ce4c69c426db58e7e8117f161602698b0a277e2c2eb46c0dfd489548eb267", kill_on_drop: false }` [INFO] [stdout] b46ce4c69c426db58e7e8117f161602698b0a277e2c2eb46c0dfd489548eb267