[INFO] fetching crate array_tool 1.0.3...
[INFO] checking array_tool-1.0.3 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate array_tool 1.0.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate array_tool 1.0.3 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array_tool 1.0.3
[INFO] finished tweaking crates.io crate array_tool 1.0.3
[INFO] tweaked toml for crates.io crate array_tool 1.0.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 528fdce923e7febd341da27f493556bbe58e3f63abc62d1c95ed5acff4a14d4c
[INFO] running `Command { std: "docker" "start" "-a" "528fdce923e7febd341da27f493556bbe58e3f63abc62d1c95ed5acff4a14d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528fdce923e7febd341da27f493556bbe58e3f63abc62d1c95ed5acff4a14d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528fdce923e7febd341da27f493556bbe58e3f63abc62d1c95ed5acff4a14d4c", kill_on_drop: false }`
[INFO] [stdout] 528fdce923e7febd341da27f493556bbe58e3f63abc62d1c95ed5acff4a14d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7d6a00781e1614d6a52424696cca351529f7759ef39ffd0915cd335d399a8a4
[INFO] running `Command { std: "docker" "start" "-a" "f7d6a00781e1614d6a52424696cca351529f7759ef39ffd0915cd335d399a8a4", kill_on_drop: false }`
[INFO] [stderr]     Checking array_tool v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/vec.rs:203:23
[INFO] [stdout]     |
[INFO] [stdout] 203 |   fn intersect(&self, Self) -> Self;
[INFO] [stdout]     |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/vec.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |   fn intersect_if<F: Fn(&T, &T) -> bool>(&self, Self, validator: F) -> Self;
[INFO] [stdout]     |                                                 ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/string.rs:300:6
[INFO] [stdout]     |
[INFO] [stdout] 300 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `SubstMarks` is imported redundantly
[INFO] [stdout]    --> src/string.rs:289:21
[INFO] [stdout]     |
[INFO] [stdout] 160 | / pub trait SubstMarks {
[INFO] [stdout] 161 | |   /// # Example
[INFO] [stdout] 162 | |   /// ```
[INFO] [stdout] 163 | |   /// use array_tool::string::SubstMarks;
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |   fn subst_marks(&self, marks: Vec<usize>, chr: &'static str) -> String;
[INFO] [stdout] 173 | | }
[INFO] [stdout]     | |_- the item `SubstMarks` is already defined here
[INFO] [stdout] ...
[INFO] [stdout] 289 |                   use string::SubstMarks;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/vec.rs:203:23
[INFO] [stdout]     |
[INFO] [stdout] 203 |   fn intersect(&self, Self) -> Self;
[INFO] [stdout]     |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/vec.rs:216:49
[INFO] [stdout]     |
[INFO] [stdout] 216 |   fn intersect_if<F: Fn(&T, &T) -> bool>(&self, Self, validator: F) -> Self;
[INFO] [stdout]     |                                                 ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/string.rs:300:6
[INFO] [stdout]     |
[INFO] [stdout] 300 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `SubstMarks` is imported redundantly
[INFO] [stdout]    --> src/string.rs:289:21
[INFO] [stdout]     |
[INFO] [stdout] 160 | / pub trait SubstMarks {
[INFO] [stdout] 161 | |   /// # Example
[INFO] [stdout] 162 | |   /// ```
[INFO] [stdout] 163 | |   /// use array_tool::string::SubstMarks;
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |   fn subst_marks(&self, marks: Vec<usize>, chr: &'static str) -> String;
[INFO] [stdout] 173 | | }
[INFO] [stdout]     | |_- the item `SubstMarks` is already defined here
[INFO] [stdout] ...
[INFO] [stdout] 289 |                   use string::SubstMarks;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/vec.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     &self.insert(0, other);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/vec.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     &self.insert(0, other);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> tests/vec.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 82 |   use std::ascii::AsciiExt;
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "f7d6a00781e1614d6a52424696cca351529f7759ef39ffd0915cd335d399a8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d6a00781e1614d6a52424696cca351529f7759ef39ffd0915cd335d399a8a4", kill_on_drop: false }`
[INFO] [stdout] f7d6a00781e1614d6a52424696cca351529f7759ef39ffd0915cd335d399a8a4