[INFO] cloning repository https://github.com/eigenein/rusty-tank
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eigenein/rusty-tank" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenein%2Frusty-tank", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenein%2Frusty-tank'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a9f1610d1ca58e3af0ef2a95e1036eaf02c32f1
[INFO] checking eigenein/rusty-tank against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenein%2Frusty-tank" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eigenein/rusty-tank on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eigenein/rusty-tank
[INFO] finished tweaking git repo https://github.com/eigenein/rusty-tank
[INFO] tweaked toml for git repo https://github.com/eigenein/rusty-tank written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/eigenein/rusty-tank already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/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[INFO] the lockfile is outdated, regenerating it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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b28c577853c4f5daabe503b851def9d44e366d1929f1ea9808de02224791eab0
[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" "b28c577853c4f5daabe503b851def9d44e366d1929f1ea9808de02224791eab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b28c577853c4f5daabe503b851def9d44e366d1929f1ea9808de02224791eab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b28c577853c4f5daabe503b851def9d44e366d1929f1ea9808de02224791eab0", kill_on_drop: false }`
[INFO] [stdout] b28c577853c4f5daabe503b851def9d44e366d1929f1ea9808de02224791eab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 249a5d016d155f6add153f389afac0989611f90f4fb5bed822b95e863172578f
[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" "249a5d016d155f6add153f389afac0989611f90f4fb5bed822b95e863172578f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking rusty-tank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/svdcf.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/svdcf.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]   --> src/helpers.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use time::now;
[INFO] [stdout]    |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `time::now`
[INFO] [stdout]    --> src/helpers.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use time::now;
[INFO] [stdout]     |         ^^^^^^^^^ no `now` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Tm` in crate `time`
[INFO] [stdout]   --> src/helpers.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn get_seconds(start_time: time::Tm) -> f32 {
[INFO] [stdout]    |                                      ^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `now` in crate `time`
[INFO] [stdout]    --> src/helpers.rs:113:28
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let start_time = time::now();
[INFO] [stdout]     |                            ^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helpers.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn evaluate<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> f64
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[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/helpers.rs:64:47
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn evaluate_error_distribution<F>(model: &AbstractModel, train_matrix: &csr::Csr, test_matrix: &csr::Csr, inverse_f: F) -> Vec<f64>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn AbstractModel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]    --> src/helpers.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::{Rng, thread_rng};
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-tank`.
[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] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `gen_weighted_bool` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> src/helpers.rs:141:30
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     (if !rng.gen_weighted_bool(20) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^ method not found in `ThreadRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "249a5d016d155f6add153f389afac0989611f90f4fb5bed822b95e863172578f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249a5d016d155f6add153f389afac0989611f90f4fb5bed822b95e863172578f", kill_on_drop: false }`
[INFO] [stdout] 249a5d016d155f6add153f389afac0989611f90f4fb5bed822b95e863172578f
