[INFO] fetching crate sbml 0.2.2...
[INFO] testing sbml-0.2.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate sbml 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sbml 0.2.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f8b220acf1ecb3d05f5a6f8c2d07ced4182248d42baad2290fb4915ef3422ea
[INFO] running `Command { std: "docker" "start" "-a" "9f8b220acf1ecb3d05f5a6f8c2d07ced4182248d42baad2290fb4915ef3422ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f8b220acf1ecb3d05f5a6f8c2d07ced4182248d42baad2290fb4915ef3422ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8b220acf1ecb3d05f5a6f8c2d07ced4182248d42baad2290fb4915ef3422ea", kill_on_drop: false }`
[INFO] [stdout] 9f8b220acf1ecb3d05f5a6f8c2d07ced4182248d42baad2290fb4915ef3422ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 51f822d8c9be85567deccf6631210f95524b49439640165e3abb261a4f653dfb
[INFO] running `Command { std: "docker" "start" "-a" "51f822d8c9be85567deccf6631210f95524b49439640165e3abb261a4f653dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling roxmltree v0.10.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_plain v0.3.0
[INFO] [stderr]    Compiling mathml v0.4.4
[INFO] [stderr]    Compiling sbml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `AlgebraicRule`
[INFO] [stdout]    --> src/base_types.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     AlgebraicRule { math: MathNode },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AssignmentRule`
[INFO] [stdout]    --> src/base_types.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 |     AssignmentRule { math: MathNode, variable: &'a str },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RateRule`
[INFO] [stdout]    --> src/base_types.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     RateRule { math: MathNode, variable: &'a str },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.44s
[INFO] running `Command { std: "docker" "inspect" "51f822d8c9be85567deccf6631210f95524b49439640165e3abb261a4f653dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f822d8c9be85567deccf6631210f95524b49439640165e3abb261a4f653dfb", kill_on_drop: false }`
[INFO] [stdout] 51f822d8c9be85567deccf6631210f95524b49439640165e3abb261a4f653dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d329c4f910caee71673e9ae5fd753dce28ca28a4cf118d1f9205e9f00fcb7495
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d329c4f910caee71673e9ae5fd753dce28ca28a4cf118d1f9205e9f00fcb7495", kill_on_drop: false }`
[INFO] [stderr]    Compiling sbml v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `AlgebraicRule`
[INFO] [stdout]    --> src/base_types.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     AlgebraicRule { math: MathNode },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AssignmentRule`
[INFO] [stdout]    --> src/base_types.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 |     AssignmentRule { math: MathNode, variable: &'a str },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RateRule`
[INFO] [stdout]    --> src/base_types.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     RateRule { math: MathNode, variable: &'a str },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AlgebraicRule`
[INFO] [stdout]    --> src/base_types.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     AlgebraicRule { math: MathNode },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AssignmentRule`
[INFO] [stdout]    --> src/base_types.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 |     AssignmentRule { math: MathNode, variable: &'a str },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RateRule`
[INFO] [stdout]    --> src/base_types.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     RateRule { math: MathNode, variable: &'a str },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "d329c4f910caee71673e9ae5fd753dce28ca28a4cf118d1f9205e9f00fcb7495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d329c4f910caee71673e9ae5fd753dce28ca28a4cf118d1f9205e9f00fcb7495", kill_on_drop: false }`
[INFO] [stdout] d329c4f910caee71673e9ae5fd753dce28ca28a4cf118d1f9205e9f00fcb7495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5a961191146cf9539e885f5121c69e7d60a31dae3380b697bb81557580f625b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5a961191146cf9539e885f5121c69e7d60a31dae3380b697bb81557580f625b", kill_on_drop: false }`
[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 test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sbml-d33202d47c6978a2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_constraints ... ok
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sbml
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5a961191146cf9539e885f5121c69e7d60a31dae3380b697bb81557580f625b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a961191146cf9539e885f5121c69e7d60a31dae3380b697bb81557580f625b", kill_on_drop: false }`
[INFO] [stdout] d5a961191146cf9539e885f5121c69e7d60a31dae3380b697bb81557580f625b