[INFO] fetching crate bulut 0.3.0...
[INFO] checking bulut-0.3.0 against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] extracting crate bulut 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bulut 0.3.0 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 bulut 0.3.0
[INFO] finished tweaking crates.io crate bulut 0.3.0
[INFO] tweaked toml for crates.io crate bulut 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate bulut 0.3.0 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-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] 1d2f6ccb9a319a5ded5544a4f800737017c531d2ec7fc88101c511d37890b832
[INFO] running `Command { std: "docker" "start" "-a" "1d2f6ccb9a319a5ded5544a4f800737017c531d2ec7fc88101c511d37890b832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d2f6ccb9a319a5ded5544a4f800737017c531d2ec7fc88101c511d37890b832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2f6ccb9a319a5ded5544a4f800737017c531d2ec7fc88101c511d37890b832", kill_on_drop: false }`
[INFO] [stdout] 1d2f6ccb9a319a5ded5544a4f800737017c531d2ec7fc88101c511d37890b832
[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] 00f39f4ebdd1b5821b7ad628f8b9f400d61571a63dda1839a8a32f683d8a1d3f
[INFO] running `Command { std: "docker" "start" "-a" "00f39f4ebdd1b5821b7ad628f8b9f400d61571a63dda1839a8a32f683d8a1d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking bulut v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/error.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |         match self.clone() {
[INFO] [stdout]    |                   ^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `VmError` does not implement `Clone`, so calling `clone` on `&VmError` 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/error.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |         match self.clone() {
[INFO] [stdout]    |                   ^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `VmError` does not implement `Clone`, so calling `clone` on `&VmError` 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 `bulut` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bulut` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "00f39f4ebdd1b5821b7ad628f8b9f400d61571a63dda1839a8a32f683d8a1d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f39f4ebdd1b5821b7ad628f8b9f400d61571a63dda1839a8a32f683d8a1d3f", kill_on_drop: false }`
[INFO] [stdout] 00f39f4ebdd1b5821b7ad628f8b9f400d61571a63dda1839a8a32f683d8a1d3f