[INFO] fetching crate plotlib 0.5.1... [INFO] checking plotlib-0.5.1 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1 [INFO] extracting crate plotlib 0.5.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate plotlib 0.5.1 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate plotlib 0.5.1 [INFO] finished tweaking crates.io crate plotlib 0.5.1 [INFO] tweaked toml for crates.io crate plotlib 0.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate plotlib 0.5.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded failure_derive v0.1.7 [INFO] [stderr] Downloaded quote v1.0.3 [INFO] [stderr] Downloaded svg v0.7.1 [INFO] [stderr] Downloaded synstructure v0.12.3 [INFO] [stderr] Downloaded rustc-demangle v0.1.16 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.9 [INFO] [stderr] Downloaded backtrace v0.3.45 [INFO] [stderr] Downloaded cc v1.0.50 [INFO] [stderr] Downloaded syn v1.0.16 [INFO] [stderr] Downloaded failure v0.1.7 [INFO] [stderr] Downloaded backtrace-sys v0.1.34 [INFO] [stderr] Downloaded libc v0.2.67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6d932766140b177da26b35f8a452776d20de6c3457dcf79e7b22f2a4b863d4c [INFO] running `Command { std: "docker" "start" "-a" "e6d932766140b177da26b35f8a452776d20de6c3457dcf79e7b22f2a4b863d4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6d932766140b177da26b35f8a452776d20de6c3457dcf79e7b22f2a4b863d4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6d932766140b177da26b35f8a452776d20de6c3457dcf79e7b22f2a4b863d4c", kill_on_drop: false }` [INFO] [stdout] e6d932766140b177da26b35f8a452776d20de6c3457dcf79e7b22f2a4b863d4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ccf4358dbf3c3d1cd837db899cced3660a89f9604fb673c55492e518550caa9b [INFO] running `Command { std: "docker" "start" "-a" "ccf4358dbf3c3d1cd837db899cced3660a89f9604fb673c55492e518550caa9b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking svg v0.7.1 [INFO] [stderr] Compiling backtrace-sys v0.1.34 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking backtrace v0.3.45 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking plotlib v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/page.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/barchart.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/boxplot.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/repr/histogram.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/histogram.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/plot.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/view.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ the item `failure` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/svg_render.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/text_render.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/utils.rs:23:47 [INFO] [stdout] | [INFO] [stdout] 23 | 0 => (s[(s.len() / 2) - 1] / 2.) + (s[(s.len() / 2)] / 2.), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 23 - 0 => (s[(s.len() / 2) - 1] / 2.) + (s[(s.len() / 2)] / 2.), [INFO] [stdout] 23 + 0 => (s[(s.len() / 2) - 1] / 2.) + (s[s.len() / 2] / 2.), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/page.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/barchart.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/boxplot.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/repr/histogram.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/histogram.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `svg` is imported redundantly [INFO] [stdout] --> src/repr/plot.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use svg; [INFO] [stdout] | ^^^ the item `svg` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/view.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/errors.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use failure; [INFO] [stdout] | ^^^^^^^ the item `failure` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/svg_render.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/text_render.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around index expression [INFO] [stdout] --> src/utils.rs:23:47 [INFO] [stdout] | [INFO] [stdout] 23 | 0 => (s[(s.len() / 2) - 1] / 2.) + (s[(s.len() / 2)] / 2.), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 23 - 0 => (s[(s.len() / 2) - 1] / 2.) + (s[(s.len() / 2)] / 2.), [INFO] [stdout] 23 + 0 => (s[(s.len() / 2) - 1] / 2.) + (s[s.len() / 2] / 2.), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line_style` [INFO] [stdout] --> src/repr/plot.rs:182:38 [INFO] [stdout] | [INFO] [stdout] 182 | let face_lines = if let Some(line_style) = &self.line_style { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_style` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line_style` [INFO] [stdout] --> src/repr/plot.rs:182:38 [INFO] [stdout] | [INFO] [stdout] 182 | let face_lines = if let Some(line_style) = &self.line_style { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_style` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.77s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "ccf4358dbf3c3d1cd837db899cced3660a89f9604fb673c55492e518550caa9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccf4358dbf3c3d1cd837db899cced3660a89f9604fb673c55492e518550caa9b", kill_on_drop: false }` [INFO] [stdout] ccf4358dbf3c3d1cd837db899cced3660a89f9604fb673c55492e518550caa9b [INFO] checking plotlib-0.5.1 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1 [INFO] extracting crate plotlib 0.5.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate plotlib 0.5.1 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate plotlib 0.5.1 [INFO] finished tweaking crates.io crate plotlib 0.5.1 [INFO] tweaked toml for crates.io crate plotlib 0.5.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate plotlib 0.5.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d257097647a807d9c1e1a5a9aaafbf113c70c059d0edad31a6a4bc814af8375 [INFO] running `Command { std: "docker" "start" "-a" "3d257097647a807d9c1e1a5a9aaafbf113c70c059d0edad31a6a4bc814af8375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d257097647a807d9c1e1a5a9aaafbf113c70c059d0edad31a6a4bc814af8375", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d257097647a807d9c1e1a5a9aaafbf113c70c059d0edad31a6a4bc814af8375", kill_on_drop: false }` [INFO] [stdout] 3d257097647a807d9c1e1a5a9aaafbf113c70c059d0edad31a6a4bc814af8375 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac332008b6d9ed4bd19823fc940d588e236a731af05ccf2225b3abbc3649e90d [INFO] running `Command { std: "docker" "start" "-a" "ac332008b6d9ed4bd19823fc940d588e236a731af05ccf2225b3abbc3649e90d", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "ac332008b6d9ed4bd19823fc940d588e236a731af05ccf2225b3abbc3649e90d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac332008b6d9ed4bd19823fc940d588e236a731af05ccf2225b3abbc3649e90d", kill_on_drop: false }` [INFO] [stdout] ac332008b6d9ed4bd19823fc940d588e236a731af05ccf2225b3abbc3649e90d