[INFO] fetching crate chemical_elements 0.3.0...
[INFO] checking chemical_elements-0.3.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate chemical_elements 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate chemical_elements 0.3.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chemical_elements 0.3.0
[INFO] finished tweaking crates.io crate chemical_elements 0.3.0
[INFO] tweaked toml for crates.io crate chemical_elements 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate chemical_elements 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mzpeaks v0.8.0
[INFO] [stderr]   Downloaded test-log v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfc3a2e41df5389584fb5eaf2f1b84d25d07f44e54f4b3ed347d49604f7af48e
[INFO] running `Command { std: "docker" "start" "-a" "cfc3a2e41df5389584fb5eaf2f1b84d25d07f44e54f4b3ed347d49604f7af48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfc3a2e41df5389584fb5eaf2f1b84d25d07f44e54f4b3ed347d49604f7af48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc3a2e41df5389584fb5eaf2f1b84d25d07f44e54f4b3ed347d49604f7af48e", kill_on_drop: false }`
[INFO] [stdout] cfc3a2e41df5389584fb5eaf2f1b84d25d07f44e54f4b3ed347d49604f7af48e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f98632845b03b03f57b425b59f8804319fe4c568e04a40e6cfb8c4de7cba1c9
[INFO] running `Command { std: "docker" "start" "-a" "6f98632845b03b03f57b425b59f8804319fe4c568e04a40e6cfb8c4de7cba1c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
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[INFO] [stderr]     Checking chemical_elements v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ChemicalCompositionBehavior` is never used
[INFO] [stdout]    --> src/props.rs:470:11
[INFO] [stdout]     |
[INFO] [stdout] 470 | pub trait ChemicalCompositionBehavior<'inner, 'lifespan: 'inner>:
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: trait `ChemicalCompositionBehavior` is never used
[INFO] [stdout]    --> src/props.rs:470:11
[INFO] [stdout]     |
[INFO] [stdout] 470 | pub trait ChemicalCompositionBehavior<'inner, 'lifespan: 'inner>:
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.02s
[INFO] running `Command { std: "docker" "inspect" "6f98632845b03b03f57b425b59f8804319fe4c568e04a40e6cfb8c4de7cba1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f98632845b03b03f57b425b59f8804319fe4c568e04a40e6cfb8c4de7cba1c9", kill_on_drop: false }`
[INFO] [stdout] 6f98632845b03b03f57b425b59f8804319fe4c568e04a40e6cfb8c4de7cba1c9