[INFO] cloning repository https://github.com/adri326/mkdirt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adri326/mkdirt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadri326%2Fmkdirt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadri326%2Fmkdirt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c056d2e6ffd4efd30e693e28acc6d5270278b4b
[INFO] checking adri326/mkdirt against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadri326%2Fmkdirt" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adri326/mkdirt 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 git repo https://github.com/adri326/mkdirt
[INFO] finished tweaking git repo https://github.com/adri326/mkdirt
[INFO] tweaked toml for git repo https://github.com/adri326/mkdirt written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/adri326/mkdirt 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7b382a2ee61c81b5058a13848d6d670249ff45cf2472d1c5f349f1da96bc10c2
[INFO] running `Command { std: "docker" "start" "-a" "7b382a2ee61c81b5058a13848d6d670249ff45cf2472d1c5f349f1da96bc10c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b382a2ee61c81b5058a13848d6d670249ff45cf2472d1c5f349f1da96bc10c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b382a2ee61c81b5058a13848d6d670249ff45cf2472d1c5f349f1da96bc10c2", kill_on_drop: false }`
[INFO] [stdout] 7b382a2ee61c81b5058a13848d6d670249ff45cf2472d1c5f349f1da96bc10c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 247b1e6491364ae0516e655ef0fe078a317b72b57293c8c17f380be345fa14dc
[INFO] running `Command { std: "docker" "start" "-a" "247b1e6491364ae0516e655ef0fe078a317b72b57293c8c17f380be345fa14dc", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.0
[INFO] [stderr]     Checking mkdirt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:110:35
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let path = cwd.clone().join(arg);
[INFO] [stdout]     |                                   ^^^^^^^^ unnecessary method call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` 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:110:35
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let path = cwd.clone().join(arg);
[INFO] [stdout]     |                                   ^^^^^^^^ unnecessary method call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` 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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mkdirt` (bin "mkdirt") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mkdirt` (bin "mkdirt" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "247b1e6491364ae0516e655ef0fe078a317b72b57293c8c17f380be345fa14dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247b1e6491364ae0516e655ef0fe078a317b72b57293c8c17f380be345fa14dc", kill_on_drop: false }`
[INFO] [stdout] 247b1e6491364ae0516e655ef0fe078a317b72b57293c8c17f380be345fa14dc