[INFO] crate gibbon 0.1.3 is already in cache
[INFO] testing gibbon-0.1.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate gibbon 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gibbon 0.1.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gibbon 0.1.3
[INFO] finished tweaking crates.io crate gibbon 0.1.3
[INFO] tweaked toml for crates.io crate gibbon 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate gibbon 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b65f098b8b23bcf7d8da6cdc3453d945cd563cdd027a2f2aa85a8c0e4426cfa0
[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" "b65f098b8b23bcf7d8da6cdc3453d945cd563cdd027a2f2aa85a8c0e4426cfa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b65f098b8b23bcf7d8da6cdc3453d945cd563cdd027a2f2aa85a8c0e4426cfa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b65f098b8b23bcf7d8da6cdc3453d945cd563cdd027a2f2aa85a8c0e4426cfa0", kill_on_drop: false }`
[INFO] [stdout] b65f098b8b23bcf7d8da6cdc3453d945cd563cdd027a2f2aa85a8c0e4426cfa0
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] fe97ece8c24b2b72989328cbfa4e533753d7bfebb74d0b91e9fb0b9aece5b8a1
[INFO] running `Command { std: "docker" "start" "-a" "fe97ece8c24b2b72989328cbfa4e533753d7bfebb74d0b91e9fb0b9aece5b8a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gibbon v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/vec_stream.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 if (self.read_bits_current_index == 64) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timestamp_stream.rs:29:54
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn push(&mut self, number: u64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[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/timestamp_stream.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn next(&mut self, reader: &mut Reader) -> Option<u64> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream.rs:33:54
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream.rs:96:41
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn next(&mut self, reader: &mut Reader) -> Option<f64> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream_lead_trail.rs:35:54
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/time_and_value_stream.rs:20:70
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn push(&mut self, timestamp: u64, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "fe97ece8c24b2b72989328cbfa4e533753d7bfebb74d0b91e9fb0b9aece5b8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe97ece8c24b2b72989328cbfa4e533753d7bfebb74d0b91e9fb0b9aece5b8a1", kill_on_drop: false }`
[INFO] [stdout] fe97ece8c24b2b72989328cbfa4e533753d7bfebb74d0b91e9fb0b9aece5b8a1
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 273b9b31f11e2b754501ea595441a3bf214e7b9641f63644e98e4c1dd61922ed
[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" "273b9b31f11e2b754501ea595441a3bf214e7b9641f63644e98e4c1dd61922ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/vec_stream.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 if (self.read_bits_current_index == 64) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timestamp_stream.rs:29:54
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn push(&mut self, number: u64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[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/timestamp_stream.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn next(&mut self, reader: &mut Reader) -> Option<u64> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream.rs:33:54
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream.rs:96:41
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn next(&mut self, reader: &mut Reader) -> Option<f64> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream_lead_trail.rs:35:54
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/time_and_value_stream.rs:20:70
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn push(&mut self, timestamp: u64, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling csv v0.14.7
[INFO] [stderr]    Compiling gibbon v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/vec_stream.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 if (self.read_bits_current_index == 64) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timestamp_stream.rs:29:54
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn push(&mut self, number: u64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[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/timestamp_stream.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn next(&mut self, reader: &mut Reader) -> Option<u64> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream.rs:33:54
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream.rs:96:41
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn next(&mut self, reader: &mut Reader) -> Option<f64> {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/double_stream_lead_trail.rs:35:54
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/time_and_value_stream.rs:20:70
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn push(&mut self, timestamp: u64, number: f64, writer: &mut Writer) {
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.49s
[INFO] running `Command { std: "docker" "inspect" "273b9b31f11e2b754501ea595441a3bf214e7b9641f63644e98e4c1dd61922ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273b9b31f11e2b754501ea595441a3bf214e7b9641f63644e98e4c1dd61922ed", kill_on_drop: false }`
[INFO] [stdout] 273b9b31f11e2b754501ea595441a3bf214e7b9641f63644e98e4c1dd61922ed
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7135dc0bb821a1dda4d74e8a9ef2823efbfdd85dba1ad92746c74e8d1b7e7a11
[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" "7135dc0bb821a1dda4d74e8a9ef2823efbfdd85dba1ad92746c74e8d1b7e7a11", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/vec_stream.rs:89:20
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 if (self.read_bits_current_index == 64) {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/timestamp_stream.rs:29:54
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn push(&mut self, number: u64, writer: &mut Writer) {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[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/timestamp_stream.rs:81:41
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn next(&mut self, reader: &mut Reader) -> Option<u64> {
[INFO] [stderr]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/double_stream.rs:33:54
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/double_stream.rs:96:41
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn next(&mut self, reader: &mut Reader) -> Option<f64> {
[INFO] [stderr]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/double_stream_lead_trail.rs:35:54
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/time_and_value_stream.rs:20:70
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn push(&mut self, timestamp: u64, number: f64, writer: &mut Writer) {
[INFO] [stderr]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/vec_stream.rs:89:20
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 if (self.read_bits_current_index == 64) {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/timestamp_stream.rs:29:54
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn push(&mut self, number: u64, writer: &mut Writer) {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[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/timestamp_stream.rs:81:41
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn next(&mut self, reader: &mut Reader) -> Option<u64> {
[INFO] [stderr]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/double_stream.rs:33:54
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/double_stream.rs:96:41
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn next(&mut self, reader: &mut Reader) -> Option<f64> {
[INFO] [stderr]    |                                         ^^^^^^ help: use `dyn`: `dyn Reader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/double_stream_lead_trail.rs:35:54
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn push(&mut self, number: f64, writer: &mut Writer) {
[INFO] [stderr]    |                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/time_and_value_stream.rs:20:70
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn push(&mut self, timestamp: u64, number: f64, writer: &mut Writer) {
[INFO] [stderr]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Writer`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gibbon-e0c18201a7c4161f
[INFO] [stdout] running 20 tests
[INFO] [stdout] test vec_stream::tests::read_empty_vector ... ok
[INFO] [stdout] test time_and_value_stream::tests::time_and_value ... ok
[INFO] [stdout] test double_stream::tests::many_leading_decimals ... ok
[INFO] [stdout] test time_and_value_stream::tests::all_zeros_int ... ok
[INFO] [stdout] test time_and_value_stream::tests::int_less_than_64 ... ok
[INFO] [stdout] test time_and_value_stream::tests::int_all_steps ... ok
[INFO] [stdout] test time_and_value_stream::tests::fuzzer_vec_int ... ok
[INFO] [stdout] test double_stream::tests::new_window ... ok
[INFO] [stdout] test double_stream::tests::read_aligned_64 ... ok
[INFO] [stdout] test double_stream::tests::reuse_window ... ok
[INFO] [stderr]    Doc-tests gibbon
[INFO] [stdout] test double_stream::tests::fuzzer_vec ... ok
[INFO] [stdout] test double_stream::tests::all_significant_bits ... ok
[INFO] [stdout] test vec_stream::tests::write_to_first_word ... ok
[INFO] [stdout] test vec_stream::tests::read_first_word ... ok
[INFO] [stdout] test vec_stream::tests::write_nothing ... ok
[INFO] [stdout] test double_stream::tests::fuzzer ... ok
[INFO] [stdout] test double_stream::tests::all_zeros ... ok
[INFO] [stdout] test vec_stream::tests::read_unaligned_word ... ok
[INFO] [stdout] test vec_stream::tests::write_to_second_word_aligned ... ok
[INFO] [stdout] test vec_stream::tests::write_to_second_word_unaligned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7135dc0bb821a1dda4d74e8a9ef2823efbfdd85dba1ad92746c74e8d1b7e7a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7135dc0bb821a1dda4d74e8a9ef2823efbfdd85dba1ad92746c74e8d1b7e7a11", kill_on_drop: false }`
[INFO] [stdout] 7135dc0bb821a1dda4d74e8a9ef2823efbfdd85dba1ad92746c74e8d1b7e7a11