[INFO] fetching crate array_tool 1.0.3...
[INFO] checking array_tool-1.0.3 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate array_tool 1.0.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate array_tool 1.0.3 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6307de6c4d951e2d249199f76a7e64d3d08a8b798720847d54451ce43c5500aa
[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" "6307de6c4d951e2d249199f76a7e64d3d08a8b798720847d54451ce43c5500aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6307de6c4d951e2d249199f76a7e64d3d08a8b798720847d54451ce43c5500aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6307de6c4d951e2d249199f76a7e64d3d08a8b798720847d54451ce43c5500aa", kill_on_drop: false }`
[INFO] [stdout] 6307de6c4d951e2d249199f76a7e64d3d08a8b798720847d54451ce43c5500aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80e0d1429f5b4d21c9d48a6db3c572fd9dbae99471457e821f978504da35c47a
[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" "80e0d1429f5b4d21c9d48a6db3c572fd9dbae99471457e821f978504da35c47a", kill_on_drop: false }`
[INFO] [stderr]     Checking array_tool v1.0.3 (/opt/rustwide/workdir)
[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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]   --> tests/vec.rs:82:7
[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 1.14s
[INFO] running `Command { std: "docker" "inspect" "80e0d1429f5b4d21c9d48a6db3c572fd9dbae99471457e821f978504da35c47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e0d1429f5b4d21c9d48a6db3c572fd9dbae99471457e821f978504da35c47a", kill_on_drop: false }`
[INFO] [stdout] 80e0d1429f5b4d21c9d48a6db3c572fd9dbae99471457e821f978504da35c47a