[INFO] fetching crate plotter 0.1.0...
[INFO] checking plotter-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate plotter 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate plotter 0.1.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 591ff1cb8d736b780340d46d5e06380c124993b67974ecab3611b52e29acfa1e
[INFO] running `Command { std: "docker" "start" "-a" "591ff1cb8d736b780340d46d5e06380c124993b67974ecab3611b52e29acfa1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "591ff1cb8d736b780340d46d5e06380c124993b67974ecab3611b52e29acfa1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591ff1cb8d736b780340d46d5e06380c124993b67974ecab3611b52e29acfa1e", kill_on_drop: false }`
[INFO] [stdout] 591ff1cb8d736b780340d46d5e06380c124993b67974ecab3611b52e29acfa1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd5a985bec9e984839a753a994320014b9ad3547ef6e02b1ff856fa6a4b27aa7
[INFO] running `Command { std: "docker" "start" "-a" "cd5a985bec9e984839a753a994320014b9ad3547ef6e02b1ff856fa6a4b27aa7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking 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]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 115 |         f: &dyn Fn(f64) -> f64,
[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]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 115 |         f: &dyn Fn(f64) -> f64,
[INFO] [stdout]     |             +++
[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: 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] 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] 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]   |                             ^^^^^^^ could not find `Dataset` in `plotter`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 + use plotter::plotter::Dataset;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Dataset`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 8 -     let mut data = plotter::Dataset::from_fn(&func, (-10.0, 10.0), 1.0, None);
[INFO] [stdout] 8 +     let mut data = Dataset::from_fn(&func, (-10.0, 10.0), 1.0, None);
[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]   |                          ^^^^^^^ could not find `Dataset` in `plotter`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 + use plotter::plotter::Dataset;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Dataset`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let other = plotter::Dataset::from_fn(&o, (-10.0, 10.0), 1.0, None);
[INFO] [stdout] 9 +     let other = Dataset::from_fn(&o, (-10.0, 10.0), 1.0, None);
[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]    |                        ^^^^^^^ could not find `Plotter` in `plotter`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  + use plotter::plotter::Plotter;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Plotter`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let app = plotter::Plotter::new(data);
[INFO] [stdout] 11 +     let app = Plotter::new(data);
[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]    |                        ^^^^^^^^^^^ could not find `PlotOptions` in `plotter`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  + use plotter::plotter::PlotOptions;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `PlotOptions`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let opt = plotter::PlotOptions::new()
[INFO] [stdout] 12 +     let opt = PlotOptions::new()
[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` (example "basic") due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cd5a985bec9e984839a753a994320014b9ad3547ef6e02b1ff856fa6a4b27aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5a985bec9e984839a753a994320014b9ad3547ef6e02b1ff856fa6a4b27aa7", kill_on_drop: false }`
[INFO] [stdout] cd5a985bec9e984839a753a994320014b9ad3547ef6e02b1ff856fa6a4b27aa7