[INFO] crate plotlib 0.4.0 is already in cache
[INFO] checking plotlib-0.4.0 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate plotlib 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate plotlib 0.4.0 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate plotlib 0.4.0
[INFO] finished tweaking crates.io crate plotlib 0.4.0
[INFO] tweaked toml for crates.io crate plotlib 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db75373a9eb94f455ed10e9d960992e29c7995faccd9a99a2518621024ae412e
[INFO] running `"docker" "start" "-a" "db75373a9eb94f455ed10e9d960992e29c7995faccd9a99a2518621024ae412e"`
[INFO] [stderr]     Checking plotlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/page.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |     views: Vec<&'a View>,
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[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/page.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn single(view: &'a View) -> Self {
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/page.rs:52:41
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn add_plot(mut self, view: &'a View) -> Self {
[INFO] [stderr]    |                                         ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/view.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |     representations: Vec<&'a ContinuousRepresentation>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContinuousRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/view.rs:58:36
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn add(mut self, repr: &'a ContinuousRepresentation) -> Self {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContinuousRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/view.rs:242:30
[INFO] [stderr]     |
[INFO] [stderr] 242 |     representations: Vec<&'a CategoricalRepresentation>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CategoricalRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/view.rs:268:36
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn add(mut self, repr: &'a CategoricalRepresentation) -> Self {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CategoricalRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/boxplot.rs:69:31
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn from_slice(v: &'a [(f64)]) -> Self {
[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/page.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |     views: Vec<&'a View>,
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[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/page.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn single(view: &'a View) -> Self {
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/page.rs:52:41
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn add_plot(mut self, view: &'a View) -> Self {
[INFO] [stderr]    |                                         ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/view.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |     representations: Vec<&'a ContinuousRepresentation>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContinuousRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/view.rs:58:36
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn add(mut self, repr: &'a ContinuousRepresentation) -> Self {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ContinuousRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/view.rs:242:30
[INFO] [stderr]     |
[INFO] [stderr] 242 |     representations: Vec<&'a CategoricalRepresentation>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CategoricalRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/view.rs:268:36
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn add(mut self, repr: &'a CategoricalRepresentation) -> Self {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CategoricalRepresentation`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/boxplot.rs:69:31
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn from_slice(v: &'a [(f64)]) -> Self {
[INFO] [stderr]    |                               ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `"docker" "inspect" "db75373a9eb94f455ed10e9d960992e29c7995faccd9a99a2518621024ae412e"`
[INFO] running `"docker" "rm" "-f" "db75373a9eb94f455ed10e9d960992e29c7995faccd9a99a2518621024ae412e"`
[INFO] [stdout] db75373a9eb94f455ed10e9d960992e29c7995faccd9a99a2518621024ae412e