[INFO] cloning repository https://github.com/ffimnsr/random-cloud-worker-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ffimnsr/random-cloud-worker-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fffimnsr%2Frandom-cloud-worker-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fffimnsr%2Frandom-cloud-worker-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95d9ca809159d1e814ea4db9febab816ae37916a
[INFO] checking ffimnsr/random-cloud-worker-rs against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fffimnsr%2Frandom-cloud-worker-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ffimnsr/random-cloud-worker-rs 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/ffimnsr/random-cloud-worker-rs
[INFO] finished tweaking git repo https://github.com/ffimnsr/random-cloud-worker-rs
[INFO] tweaked toml for git repo https://github.com/ffimnsr/random-cloud-worker-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ffimnsr/random-cloud-worker-rs 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 524fc16179df78d7290dfce45a20d6e8ef5776f4e2fcbcfe40d3c72abe50494f
[INFO] running `Command { std: "docker" "start" "-a" "524fc16179df78d7290dfce45a20d6e8ef5776f4e2fcbcfe40d3c72abe50494f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "524fc16179df78d7290dfce45a20d6e8ef5776f4e2fcbcfe40d3c72abe50494f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524fc16179df78d7290dfce45a20d6e8ef5776f4e2fcbcfe40d3c72abe50494f", kill_on_drop: false }`
[INFO] [stdout] 524fc16179df78d7290dfce45a20d6e8ef5776f4e2fcbcfe40d3c72abe50494f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ca321c47384972890174bf12edfc1793d01149980a51b2c9b574a314db63866b
[INFO] running `Command { std: "docker" "start" "-a" "ca321c47384972890174bf12edfc1793d01149980a51b2c9b574a314db63866b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]     Checking js-sys v0.3.42
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking serde-wasm-bindgen v0.1.3
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.15
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking random-worker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 |         println!("Chunk: {:?}", chunk.clone());
[INFO] [stdout]    |                                      ^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[u32]` does not implement `Clone`, so calling `clone` on `&[u32]` 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] [stderr] error: could not compile `random-worker` (lib) due to 2 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/lib.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 |         println!("Chunk: {:?}", chunk.clone());
[INFO] [stdout]    |                                      ^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[u32]` does not implement `Clone`, so calling `clone` on `&[u32]` 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] [stderr] error: could not compile `random-worker` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ca321c47384972890174bf12edfc1793d01149980a51b2c9b574a314db63866b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca321c47384972890174bf12edfc1793d01149980a51b2c9b574a314db63866b", kill_on_drop: false }`
[INFO] [stdout] ca321c47384972890174bf12edfc1793d01149980a51b2c9b574a314db63866b