[INFO] fetching crate alias_trie 0.9.1...
[INFO] checking alias_trie-0.9.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate alias_trie 0.9.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate alias_trie 0.9.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alias_trie 0.9.1
[INFO] finished tweaking crates.io crate alias_trie 0.9.1
[INFO] tweaked toml for crates.io crate alias_trie 0.9.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9825ba8e254a19533e3b2d828d2e9f794def3ae288066a78fcc618913ae7791
[INFO] running `Command { std: "docker" "start" "-a" "a9825ba8e254a19533e3b2d828d2e9f794def3ae288066a78fcc618913ae7791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9825ba8e254a19533e3b2d828d2e9f794def3ae288066a78fcc618913ae7791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9825ba8e254a19533e3b2d828d2e9f794def3ae288066a78fcc618913ae7791", kill_on_drop: false }`
[INFO] [stdout] a9825ba8e254a19533e3b2d828d2e9f794def3ae288066a78fcc618913ae7791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1b55277e6c71c8cf6c9a453e8df6c0a4a54eb292f58356a19a028fdfa9723d4
[INFO] running `Command { std: "docker" "start" "-a" "b1b55277e6c71c8cf6c9a453e8df6c0a4a54eb292f58356a19a028fdfa9723d4", kill_on_drop: false }`
[INFO] [stderr]     Checking alias_trie v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:136:31
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let name = path[0].clone();
[INFO] [stdout]     |                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Q` does not implement `Clone`, so calling `clone` on `&Q` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:137:42
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let aliases = path_aliases[0].clone();
[INFO] [stdout]     |                                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[K]` does not implement `Clone`, so calling `clone` on `&[K]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:136:31
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let name = path[0].clone();
[INFO] [stdout]     |                               ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Q` does not implement `Clone`, so calling `clone` on `&Q` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:137:42
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let aliases = path_aliases[0].clone();
[INFO] [stdout]     |                                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[K]` does not implement `Clone`, so calling `clone` on `&[K]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "b1b55277e6c71c8cf6c9a453e8df6c0a4a54eb292f58356a19a028fdfa9723d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b55277e6c71c8cf6c9a453e8df6c0a4a54eb292f58356a19a028fdfa9723d4", kill_on_drop: false }`
[INFO] [stdout] b1b55277e6c71c8cf6c9a453e8df6c0a4a54eb292f58356a19a028fdfa9723d4
