[INFO] fetching crate sbml 0.2.2...
[INFO] checking sbml-0.2.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate sbml 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate sbml 0.2.2
[INFO] finished tweaking crates.io crate sbml 0.2.2
[INFO] tweaked toml for crates.io crate sbml 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sbml 0.2.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding roxmltree v0.10.1 (available: v0.20.0)
[INFO] [stderr]       Adding serde_plain v0.3.0 (available: v1.0.2)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 41df70cc543736e432120d360dbf1431d8c0d7da1c92ed9eab3ce10c7d93f455
[INFO] running `Command { std: "docker" "start" "-a" "41df70cc543736e432120d360dbf1431d8c0d7da1c92ed9eab3ce10c7d93f455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41df70cc543736e432120d360dbf1431d8c0d7da1c92ed9eab3ce10c7d93f455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41df70cc543736e432120d360dbf1431d8c0d7da1c92ed9eab3ce10c7d93f455", kill_on_drop: false }`
[INFO] [stdout] 41df70cc543736e432120d360dbf1431d8c0d7da1c92ed9eab3ce10c7d93f455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 683750c67bff1270d590dd4741a7ae6d9cf5af24062ce35f5fa3f0d2c9f886ec
[INFO] running `Command { std: "docker" "start" "-a" "683750c67bff1270d590dd4741a7ae6d9cf5af24062ce35f5fa3f0d2c9f886ec", kill_on_drop: false }`
[INFO] [stderr]     Checking roxmltree v0.10.1
[INFO] [stderr]     Checking serde_plain v0.3.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking mathml v0.4.4
[INFO] [stderr]     Checking sbml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]    --> src/base_types.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub struct Function {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rule` is never used
[INFO] [stdout]    --> src/base_types.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub enum Rule<'a> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]    --> src/base_types.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 | pub struct Function {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rule` is never used
[INFO] [stdout]    --> src/base_types.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 | pub enum Rule<'a> {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "683750c67bff1270d590dd4741a7ae6d9cf5af24062ce35f5fa3f0d2c9f886ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683750c67bff1270d590dd4741a7ae6d9cf5af24062ce35f5fa3f0d2c9f886ec", kill_on_drop: false }`
[INFO] [stdout] 683750c67bff1270d590dd4741a7ae6d9cf5af24062ce35f5fa3f0d2c9f886ec