[INFO] fetching crate adder_trial 0.1.0...
[INFO] checking adder_trial-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate adder_trial 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate adder_trial 0.1.0
[INFO] finished tweaking crates.io crate adder_trial 0.1.0
[INFO] tweaked toml for crates.io crate adder_trial 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate adder_trial 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate adder_trial 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83290f18341be68dabe795b95700e0b5b7105a3842a2492d39d0f3f278b0136a
[INFO] running `Command { std: "docker" "start" "-a" "83290f18341be68dabe795b95700e0b5b7105a3842a2492d39d0f3f278b0136a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83290f18341be68dabe795b95700e0b5b7105a3842a2492d39d0f3f278b0136a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83290f18341be68dabe795b95700e0b5b7105a3842a2492d39d0f3f278b0136a", kill_on_drop: false }`
[INFO] [stdout] 83290f18341be68dabe795b95700e0b5b7105a3842a2492d39d0f3f278b0136a
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cf2c4988cc4266f7d89b13ca965f41e912661df40425e591728683a026c207
[INFO] running `Command { std: "docker" "start" "-a" "37cf2c4988cc4266f7d89b13ca965f41e912661df40425e591728683a026c207", kill_on_drop: false }`
[INFO] [stderr]     Checking adder_trial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `no`
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 |    let no= add_one(6);
[INFO] [stdout]   |        ^^ help: if this is intentional, prefix it with an underscore: `_no`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no`
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 |    let no= add_one(6);
[INFO] [stdout]   |        ^^ help: if this is intentional, prefix it with an underscore: `_no`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "37cf2c4988cc4266f7d89b13ca965f41e912661df40425e591728683a026c207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cf2c4988cc4266f7d89b13ca965f41e912661df40425e591728683a026c207", kill_on_drop: false }`
[INFO] [stdout] 37cf2c4988cc4266f7d89b13ca965f41e912661df40425e591728683a026c207