[INFO] fetching crate mathml-core 0.1.7...
[INFO] testing mathml-core-0.1.7 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate mathml-core 0.1.7 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mathml-core 0.1.7
[INFO] finished tweaking crates.io crate mathml-core 0.1.7
[INFO] tweaked toml for crates.io crate mathml-core 0.1.7 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mathml-core 0.1.7 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f03965e61d1bcd921978776cbf340dac547d22e280bbe10c1e3c88f22512514f
[INFO] running `Command { std: "docker" "start" "-a" "f03965e61d1bcd921978776cbf340dac547d22e280bbe10c1e3c88f22512514f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f03965e61d1bcd921978776cbf340dac547d22e280bbe10c1e3c88f22512514f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03965e61d1bcd921978776cbf340dac547d22e280bbe10c1e3c88f22512514f", kill_on_drop: false }`
[INFO] [stdout] f03965e61d1bcd921978776cbf340dac547d22e280bbe10c1e3c88f22512514f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a63d9e175d2c1e2360cc841c8705ac79e4478ecd82cbc6307d3fb290c713a21
[INFO] running `Command { std: "docker" "start" "-a" "4a63d9e175d2c1e2360cc841c8705ac79e4478ecd82cbc6307d3fb290c713a21", kill_on_drop: false }`
[INFO] [stderr]    Compiling latexify v0.1.0
[INFO] [stderr]    Compiling mathml-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "4a63d9e175d2c1e2360cc841c8705ac79e4478ecd82cbc6307d3fb290c713a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a63d9e175d2c1e2360cc841c8705ac79e4478ecd82cbc6307d3fb290c713a21", kill_on_drop: false }`
[INFO] [stdout] 4a63d9e175d2c1e2360cc841c8705ac79e4478ecd82cbc6307d3fb290c713a21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6bd7d308d8a18f7e20e4ad2853d2e3b80b8ef88892547a4d8ba9ab811694118
[INFO] running `Command { std: "docker" "start" "-a" "e6bd7d308d8a18f7e20e4ad2853d2e3b80b8ef88892547a4d8ba9ab811694118", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathml-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "e6bd7d308d8a18f7e20e4ad2853d2e3b80b8ef88892547a4d8ba9ab811694118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6bd7d308d8a18f7e20e4ad2853d2e3b80b8ef88892547a4d8ba9ab811694118", kill_on_drop: false }`
[INFO] [stdout] e6bd7d308d8a18f7e20e4ad2853d2e3b80b8ef88892547a4d8ba9ab811694118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 463a245a8bd820175d9b97a893a7a9a24d8c4a2347a01f9f803154978ec6e5f0
[INFO] running `Command { std: "docker" "start" "-a" "463a245a8bd820175d9b97a893a7a9a24d8c4a2347a01f9f803154978ec6e5f0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mathml_core-186ae24f73b9dac8)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-49564777fac383d5)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mathml_core
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ready ... ok
[INFO] [stdout] test node_display ... ok
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/helpers/mod.rs - helpers::legendre_symbols (line 102) - compile ... ok
[INFO] [stdout] test src/helpers/mod.rs - helpers::cbinom (line 83) ... ok
[INFO] [stdout] test src/helpers/mod.rs - helpers::binom (line 64) ... ok
[INFO] [stdout] test src/helpers/mod.rs - helpers::isotope (line 121) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "463a245a8bd820175d9b97a893a7a9a24d8c4a2347a01f9f803154978ec6e5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463a245a8bd820175d9b97a893a7a9a24d8c4a2347a01f9f803154978ec6e5f0", kill_on_drop: false }`
[INFO] [stdout] 463a245a8bd820175d9b97a893a7a9a24d8c4a2347a01f9f803154978ec6e5f0