[INFO] fetching crate sbml 0.2.2...
[INFO] checking sbml-0.2.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate sbml 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate sbml 0.2.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 368261c3e17cbc1f6b36e233eecf44496edec694c57b50dd3e54a2a3e068e1bb
[INFO] running `"docker" "start" "-a" "368261c3e17cbc1f6b36e233eecf44496edec694c57b50dd3e54a2a3e068e1bb"`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_plain v0.3.0
[INFO] [stderr]     Checking mathml v0.4.4
[INFO] [stderr]     Checking sbml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `AlgebraicRule`
[INFO] [stderr]    --> src/base_types.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     AlgebraicRule { math: MathNode },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AssignmentRule`
[INFO] [stderr]    --> src/base_types.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 |     AssignmentRule { math: MathNode, variable: &'a str },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RateRule`
[INFO] [stderr]    --> src/base_types.rs:197:5
[INFO] [stderr]     |
[INFO] [stderr] 197 |     RateRule { math: MathNode, variable: &'a str },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AlgebraicRule`
[INFO] [stderr]    --> src/base_types.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     AlgebraicRule { math: MathNode },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AssignmentRule`
[INFO] [stderr]    --> src/base_types.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 |     AssignmentRule { math: MathNode, variable: &'a str },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RateRule`
[INFO] [stderr]    --> src/base_types.rs:197:5
[INFO] [stderr]     |
[INFO] [stderr] 197 |     RateRule { math: MathNode, variable: &'a str },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.48s
[INFO] running `"docker" "inspect" "368261c3e17cbc1f6b36e233eecf44496edec694c57b50dd3e54a2a3e068e1bb"`
[INFO] running `"docker" "rm" "-f" "368261c3e17cbc1f6b36e233eecf44496edec694c57b50dd3e54a2a3e068e1bb"`
[INFO] [stdout] 368261c3e17cbc1f6b36e233eecf44496edec694c57b50dd3e54a2a3e068e1bb