[INFO] crate plotter 0.1.0 is already in cache
[INFO] testing plotter-0.1.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate plotter 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate plotter 0.1.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plotter 0.1.0
[INFO] finished tweaking crates.io crate plotter 0.1.0
[INFO] tweaked toml for crates.io crate plotter 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a380b6fbc453722c1d311f7871d62e52980c13af637f87148121770d9b15ce44
[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" "a380b6fbc453722c1d311f7871d62e52980c13af637f87148121770d9b15ce44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a380b6fbc453722c1d311f7871d62e52980c13af637f87148121770d9b15ce44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a380b6fbc453722c1d311f7871d62e52980c13af637f87148121770d9b15ce44", kill_on_drop: false }`
[INFO] [stdout] a380b6fbc453722c1d311f7871d62e52980c13af637f87148121770d9b15ce44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f993241f152a28f32b8e3e86c39660036da1eb50b3b71d3ca2660f975351f2
[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" "c6f993241f152a28f32b8e3e86c39660036da1eb50b3b71d3ca2660f975351f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling plotter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plotter/mod.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         f: &Fn(f64) -> f64,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/plotter/mod.rs:34:42
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn plot(&self, size: (u32, u32), name: &'static str, port: String, options: PlotOptions) {
[INFO] [stdout]    |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "c6f993241f152a28f32b8e3e86c39660036da1eb50b3b71d3ca2660f975351f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f993241f152a28f32b8e3e86c39660036da1eb50b3b71d3ca2660f975351f2", kill_on_drop: false }`
[INFO] [stdout] c6f993241f152a28f32b8e3e86c39660036da1eb50b3b71d3ca2660f975351f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--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] f00f36744f5aa9e63a4ac84b68a25724a39daaf40e808bf185e9787c073d895b
[INFO] running `Command { std: "docker" "start" "-a" "f00f36744f5aa9e63a4ac84b68a25724a39daaf40e808bf185e9787c073d895b", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plotter/mod.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         f: &Fn(f64) -> f64,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/plotter/mod.rs:34:42
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn plot(&self, size: (u32, u32), name: &'static str, port: String, options: PlotOptions) {
[INFO] [stdout]    |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0254]: the name `plotter` is defined multiple times
[INFO] [stdout]  --> examples/basic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate plotter;
[INFO] [stdout]   | --------------------- previous import of the extern crate `plotter` here
[INFO] [stdout] 2 | 
[INFO] [stdout] 3 | use plotter::plotter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ `plotter` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `plotter` must be defined only once in the type namespace of this module
[INFO] [stdout] help: you can use `as` to change the binding name of the import
[INFO] [stdout]   |
[INFO] [stdout] 3 | use plotter::plotter as other_plotter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plotter/mod.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         f: &Fn(f64) -> f64,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Dataset` in `plotter`
[INFO] [stdout]  --> examples/basic.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut data = plotter::Dataset::from_fn(&func, (-10.0, 10.0), 1.0, None);
[INFO] [stdout]   |                             ^^^^^^^ not found in `plotter`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use plotter::plotter::Dataset;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Dataset` in `plotter`
[INFO] [stdout]  --> examples/basic.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let other = plotter::Dataset::from_fn(&o, (-10.0, 10.0), 1.0, None);
[INFO] [stdout]   |                          ^^^^^^^ not found in `plotter`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use plotter::plotter::Dataset;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Plotter` in `plotter`
[INFO] [stdout]   --> examples/basic.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let app = plotter::Plotter::new(data);
[INFO] [stdout]    |                        ^^^^^^^ not found in `plotter`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  | use plotter::plotter::Plotter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `PlotOptions` in `plotter`
[INFO] [stdout]   --> examples/basic.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let opt = plotter::PlotOptions::new()
[INFO] [stdout]    |                        ^^^^^^^^^^^ not found in `plotter`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  | use plotter::plotter::PlotOptions;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plotter::plotter`
[INFO] [stdout]  --> examples/basic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use plotter::plotter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0254, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0254`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `plotter`.
[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] warning: unused variable: `name`
[INFO] [stdout]   --> src/plotter/mod.rs:34:42
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn plot(&self, size: (u32, u32), name: &'static str, port: String, options: PlotOptions) {
[INFO] [stdout]    |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f00f36744f5aa9e63a4ac84b68a25724a39daaf40e808bf185e9787c073d895b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f00f36744f5aa9e63a4ac84b68a25724a39daaf40e808bf185e9787c073d895b", kill_on_drop: false }`
[INFO] [stdout] f00f36744f5aa9e63a4ac84b68a25724a39daaf40e808bf185e9787c073d895b