[INFO] fetching crate xagrs 0.2.0...
[INFO] checking xagrs-0.2.0 against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] extracting crate xagrs 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate xagrs 0.2.0 on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xagrs 0.2.0
[INFO] finished tweaking crates.io crate xagrs 0.2.0
[INFO] tweaked toml for crates.io crate xagrs 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate xagrs 0.2.0 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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c47303ba4271fd2cf45329ac2dc3035229794b59c798e8b335f8e0f9ec799483
[INFO] running `Command { std: "docker" "start" "-a" "c47303ba4271fd2cf45329ac2dc3035229794b59c798e8b335f8e0f9ec799483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c47303ba4271fd2cf45329ac2dc3035229794b59c798e8b335f8e0f9ec799483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47303ba4271fd2cf45329ac2dc3035229794b59c798e8b335f8e0f9ec799483", kill_on_drop: false }`
[INFO] [stdout] c47303ba4271fd2cf45329ac2dc3035229794b59c798e8b335f8e0f9ec799483
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 428cdcab750ac79b39dfcb7641f8316799d7be7c3d0fd13803f4da8ff89616ea
[INFO] running `Command { std: "docker" "start" "-a" "428cdcab750ac79b39dfcb7641f8316799d7be7c3d0fd13803f4da8ff89616ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking xagrs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:55:30
[INFO] [stdout]    |
[INFO] [stdout] 55 |                   .fixed_args()
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 56 | |                 .clone()
[INFO] [stdout]    | |________________________^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 |                   self.fixed_args()
[INFO] [stdout]    |  __________________________________^
[INFO] [stdout] 68 | |                     .clone()
[INFO] [stdout]    | |____________________________^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xagrs` (bin "xagrs") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:55:30
[INFO] [stdout]    |
[INFO] [stdout] 55 |                   .fixed_args()
[INFO] [stdout]    |  ______________________________^
[INFO] [stdout] 56 | |                 .clone()
[INFO] [stdout]    | |________________________^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 |                   self.fixed_args()
[INFO] [stdout]    |  __________________________________^
[INFO] [stdout] 68 | |                     .clone()
[INFO] [stdout]    | |____________________________^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[String]` does not implement `Clone`, so calling `clone` on `&[String]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xagrs` (bin "xagrs" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "428cdcab750ac79b39dfcb7641f8316799d7be7c3d0fd13803f4da8ff89616ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428cdcab750ac79b39dfcb7641f8316799d7be7c3d0fd13803f4da8ff89616ea", kill_on_drop: false }`
[INFO] [stdout] 428cdcab750ac79b39dfcb7641f8316799d7be7c3d0fd13803f4da8ff89616ea