[INFO] crate brassfibre 0.2.0 is already in cache
[INFO] testing brassfibre-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate brassfibre 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate brassfibre 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate brassfibre 0.2.0
[INFO] finished tweaking crates.io crate brassfibre 0.2.0
[INFO] tweaked toml for crates.io crate brassfibre 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=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-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8cc23f84b70b2976c5dff796e7e0f4d61e39b1d5bc559991549baaf5624dfb3
[INFO] running `"docker" "start" "-a" "f8cc23f84b70b2976c5dff796e7e0f4d61e39b1d5bc559991549baaf5624dfb3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling csv v0.14.7
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling nullvec v0.1.5
[INFO] [stderr]    Compiling brassfibre v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:25:35
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let header: Vec<String> = try!(reader.headers());
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:35:39
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let values: Vec<Scalar> = try!(record);
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         try!(writer.encode(columns));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/io/mod.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(writer.encode(row));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/algos/computation.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num::{Num, Zero, Float, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Borrow`
[INFO] [stderr]  --> src/algos/counter.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::{Borrow, Cow};
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nullvec::prelude::dev::algos::Sorter`
[INFO] [stderr]  --> src/block/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nullvec::prelude::dev::algos::Sorter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/block/aggregation.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::{Num, Zero, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/block/groupby.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::{Num, Zero, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/block/groupby.rs:30:38
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn apply<'f>(&'c self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/block/mod.rs:295:38
[INFO] [stderr]     |
[INFO] [stderr] 295 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/series/groupby.rs:29:38
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/series/mod.rs:156:38
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/traits.rs:109:38
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn apply<'f>(&'s self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IndexerIndex`
[INFO] [stderr]  --> src/block/reshape.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use traits::{Slicer, IndexerIndex, RowIndex, Append, Concatenation, Join};
[INFO] [stderr]   |                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IndexerIndex`
[INFO] [stderr]   --> src/frame/reshape.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 | use traits::{Slicer, IndexerIndex, RowIndex, Append, Concatenation, Join};
[INFO] [stderr]    |                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]   --> src/block/mod.rs:50:26
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn loc<'l>(&'c self, label: &'l Self::Key) -> Self::Row {
[INFO] [stderr]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `locaiton`
[INFO] [stderr]   --> src/block/mod.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn iloc<'l>(&'c self, locaiton: &'l usize) -> Self::Row {
[INFO] [stderr]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locaiton`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `labels`
[INFO] [stderr]   --> src/block/mod.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn blocs<'l>(&'c self, labels: &'l [bool]) -> Self {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]   --> src/frame/mod.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn loc(&'c self, label: &Self::Key) -> Self::Row {
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `locaiton`
[INFO] [stderr]   --> src/frame/mod.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn iloc(&'c self, locaiton: &usize) -> Self::Row {
[INFO] [stderr]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locaiton`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `labels`
[INFO] [stderr]   --> src/frame/mod.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn blocs(&self, labels: &[bool]) -> Self {
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]   --> src/frame/mod.rs:84:22
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn get(&'i self, label: &Self::Key) -> Self::Column {
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]   --> src/frame/mod.rs:88:23
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn iget(&'i self, loc: &usize) -> Self::Column {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `locations`
[INFO] [stderr]   --> src/indexer/mod.rs:80:28
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn ilocs_forced(&self, locations: &[usize]) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locations`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Duplicates`
[INFO] [stderr]  --> src/algos/duplicates.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum Duplicates {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated`
[INFO] [stderr]   --> src/algos/duplicates.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn duplicated<T>(a: &[T], how: Duplicates) -> Vec<bool>
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated_keepfirst`
[INFO] [stderr]   --> src/algos/duplicates.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn duplicated_keepfirst<T>(a: &[T]) -> Vec<bool>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated_keeplast`
[INFO] [stderr]   --> src/algos/duplicates.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn duplicated_keeplast<T>(a: &[T]) -> Vec<bool>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated_keepnone`
[INFO] [stderr]   --> src/algos/duplicates.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn duplicated_keepnone<T>(a: &[T]) -> Vec<bool>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `assert_binop`
[INFO] [stderr]    --> src/frame/mod.rs:174:8
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn assert_binop(&self, other: &Self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.81s
[INFO] running `"docker" "inspect" "f8cc23f84b70b2976c5dff796e7e0f4d61e39b1d5bc559991549baaf5624dfb3"`
[INFO] running `"docker" "rm" "-f" "f8cc23f84b70b2976c5dff796e7e0f4d61e39b1d5bc559991549baaf5624dfb3"`
[INFO] [stdout] f8cc23f84b70b2976c5dff796e7e0f4d61e39b1d5bc559991549baaf5624dfb3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 59ebf1d34e20348f7cf81c47f49544f9dfd8c2e2a0165d31a50ccecf7233301e
[INFO] running `"docker" "start" "-a" "59ebf1d34e20348f7cf81c47f49544f9dfd8c2e2a0165d31a50ccecf7233301e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling brassfibre v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:25:35
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let header: Vec<String> = try!(reader.headers());
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:35:39
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let values: Vec<Scalar> = try!(record);
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         try!(writer.encode(columns));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/io/mod.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(writer.encode(row));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/algos/computation.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num::{Num, Zero, Float, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Borrow`
[INFO] [stderr]  --> src/algos/counter.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::{Borrow, Cow};
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nullvec::prelude::dev::algos::Sorter`
[INFO] [stderr]  --> src/block/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nullvec::prelude::dev::algos::Sorter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/block/aggregation.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::{Num, Zero, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/block/groupby.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::{Num, Zero, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/block/groupby.rs:30:38
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn apply<'f>(&'c self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/block/mod.rs:295:38
[INFO] [stderr]     |
[INFO] [stderr] 295 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/series/groupby.rs:29:38
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/series/mod.rs:156:38
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/traits.rs:109:38
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn apply<'f>(&'s self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IndexerIndex`
[INFO] [stderr]  --> src/block/reshape.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use traits::{Slicer, IndexerIndex, RowIndex, Append, Concatenation, Join};
[INFO] [stderr]   |                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IndexerIndex`
[INFO] [stderr]   --> src/frame/reshape.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 | use traits::{Slicer, IndexerIndex, RowIndex, Append, Concatenation, Join};
[INFO] [stderr]    |                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]   --> src/block/mod.rs:50:26
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn loc<'l>(&'c self, label: &'l Self::Key) -> Self::Row {
[INFO] [stderr]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `locaiton`
[INFO] [stderr]   --> src/block/mod.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn iloc<'l>(&'c self, locaiton: &'l usize) -> Self::Row {
[INFO] [stderr]    |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locaiton`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `labels`
[INFO] [stderr]   --> src/block/mod.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn blocs<'l>(&'c self, labels: &'l [bool]) -> Self {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]   --> src/frame/mod.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn loc(&'c self, label: &Self::Key) -> Self::Row {
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `locaiton`
[INFO] [stderr]   --> src/frame/mod.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn iloc(&'c self, locaiton: &usize) -> Self::Row {
[INFO] [stderr]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locaiton`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `labels`
[INFO] [stderr]   --> src/frame/mod.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn blocs(&self, labels: &[bool]) -> Self {
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_labels`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `label`
[INFO] [stderr]   --> src/frame/mod.rs:84:22
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn get(&'i self, label: &Self::Key) -> Self::Column {
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loc`
[INFO] [stderr]   --> src/frame/mod.rs:88:23
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn iget(&'i self, loc: &usize) -> Self::Column {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_loc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `locations`
[INFO] [stderr]   --> src/indexer/mod.rs:80:28
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn ilocs_forced(&self, locations: &[usize]) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_locations`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Duplicates`
[INFO] [stderr]  --> src/algos/duplicates.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum Duplicates {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated`
[INFO] [stderr]   --> src/algos/duplicates.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn duplicated<T>(a: &[T], how: Duplicates) -> Vec<bool>
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated_keepfirst`
[INFO] [stderr]   --> src/algos/duplicates.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn duplicated_keepfirst<T>(a: &[T]) -> Vec<bool>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated_keeplast`
[INFO] [stderr]   --> src/algos/duplicates.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn duplicated_keeplast<T>(a: &[T]) -> Vec<bool>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `duplicated_keepnone`
[INFO] [stderr]   --> src/algos/duplicates.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn duplicated_keepnone<T>(a: &[T]) -> Vec<bool>
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `assert_binop`
[INFO] [stderr]    --> src/frame/mod.rs:174:8
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn assert_binop(&self, other: &Self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:25:35
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let header: Vec<String> = try!(reader.headers());
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:35:39
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let values: Vec<Scalar> = try!(record);
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/io/mod.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         try!(writer.encode(columns));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/io/mod.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             try!(writer.encode(row));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/algos/computation.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num::{Num, Zero, Float, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Borrow`
[INFO] [stderr]  --> src/algos/counter.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::{Borrow, Cow};
[INFO] [stderr]   |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nullvec::prelude::dev::algos::Sorter`
[INFO] [stderr]  --> src/block/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nullvec::prelude::dev::algos::Sorter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/block/aggregation.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::{Num, Zero, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Num`
[INFO] [stderr]  --> src/block/groupby.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::{Num, Zero, ToPrimitive};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/block/groupby.rs:30:38
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn apply<'f>(&'c self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/block/mod.rs:295:38
[INFO] [stderr]     |
[INFO] [stderr] 295 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/series/groupby.rs:29:38
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/series/mod.rs:156:38
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn apply<'f>(&'i self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/traits.rs:109:38
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn apply<'f>(&'s self, func: &'f Fn(&Self::In) -> Self::FOut) -> Self::Out;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::In) -> Self::FOut`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `brassfibre`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name brassfibre src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=4fded9aaeb111e57 -C extra-filename=-4fded9aaeb111e57 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern csv=/opt/rustwide/target/debug/deps/libcsv-10acdaaa2f9b6c35.rlib --extern nullvec=/opt/rustwide/target/debug/deps/libnullvec-a4d84b718feb8be7.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-cc8fdc7d079d5b49.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.series_groupby.dp6v6ll9-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c" "/opt/rustwide/target/debug/deps/series_groupby-c720940ee354367c.47hbp5eawdmwaieu.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-0a07979da1fa7aa2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-171ede43b21d034c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-ea69ac8b5a0936d1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-6be6d4d5d08eb152.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-c718480fe68c7cec.rlib" "/opt/rustwide/target/debug/deps/libbrassfibre-2fe3f9217aa3c4a3.rlib" "/opt/rustwide/target/debug/deps/libnullvec-a4d84b718feb8be7.rlib" "/opt/rustwide/target/debug/deps/libnum-cc8fdc7d079d5b49.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-d005d383cc168013.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-e46f7b679e5245b1.rlib" "/opt/rustwide/target/debug/deps/librand-9cc9e44aa3d9199f.rlib" "/opt/rustwide/target/debug/deps/liblibc-2e17c5c99334ee98.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-3d096f8dec0121ba.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b1690be1b5a4a673.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e2d76c693688508b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-447df9d8850f95e5.rlib" "/opt/rustwide/target/debug/deps/libcsv-10acdaaa2f9b6c35.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-4acdc232161029de.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-df12a759a99edaf3.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-44f8eb3d0b2fad61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-abc626f09920d361.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-546e83c8973f1a65.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-12768dfc68674934.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e06867e4497f2ee8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-cbc579f43f6df57b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7abd6d5a7ebf9a23.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-46423c7bc03bd327.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-fc3773ed7bc68f07.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-9cdc98176efd27e2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-02d88502a763e06b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8cdc9d38dd6cd3ce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-336f7d63e72901ef.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-57917b1be5233117.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stderr]           compilation terminated.
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "59ebf1d34e20348f7cf81c47f49544f9dfd8c2e2a0165d31a50ccecf7233301e"`
[INFO] running `"docker" "rm" "-f" "59ebf1d34e20348f7cf81c47f49544f9dfd8c2e2a0165d31a50ccecf7233301e"`
[INFO] [stdout] 59ebf1d34e20348f7cf81c47f49544f9dfd8c2e2a0165d31a50ccecf7233301e