[INFO] fetching crate mathml-core 0.1.7...
[INFO] testing mathml-core-0.1.7 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate mathml-core 0.1.7 into /workspace/builds/worker-6-tc1/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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mathml-core 0.1.7 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded latexify v0.1.0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41c795c0514c7c8caba9e1cc2d4e82ea7fb6e5165759f281529df5b54ddd7434
[INFO] running `Command { std: "docker" "start" "-a" "41c795c0514c7c8caba9e1cc2d4e82ea7fb6e5165759f281529df5b54ddd7434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41c795c0514c7c8caba9e1cc2d4e82ea7fb6e5165759f281529df5b54ddd7434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c795c0514c7c8caba9e1cc2d4e82ea7fb6e5165759f281529df5b54ddd7434", kill_on_drop: false }`
[INFO] [stdout] 41c795c0514c7c8caba9e1cc2d4e82ea7fb6e5165759f281529df5b54ddd7434
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e7cb038aeaa6a57bef5601a1078fa1fea4d232079589fce665058c926f0187
[INFO] running `Command { std: "docker" "start" "-a" "b4e7cb038aeaa6a57bef5601a1078fa1fea4d232079589fce665058c926f0187", 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 0.77s
[INFO] running `Command { std: "docker" "inspect" "b4e7cb038aeaa6a57bef5601a1078fa1fea4d232079589fce665058c926f0187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e7cb038aeaa6a57bef5601a1078fa1fea4d232079589fce665058c926f0187", kill_on_drop: false }`
[INFO] [stdout] b4e7cb038aeaa6a57bef5601a1078fa1fea4d232079589fce665058c926f0187
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b059962a64dcecba806a8dfb2fc538cb4524b1340e778dfe86412c0cdd1fedd4
[INFO] running `Command { std: "docker" "start" "-a" "b059962a64dcecba806a8dfb2fc538cb4524b1340e778dfe86412c0cdd1fedd4", 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "b059962a64dcecba806a8dfb2fc538cb4524b1340e778dfe86412c0cdd1fedd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b059962a64dcecba806a8dfb2fc538cb4524b1340e778dfe86412c0cdd1fedd4", kill_on_drop: false }`
[INFO] [stdout] b059962a64dcecba806a8dfb2fc538cb4524b1340e778dfe86412c0cdd1fedd4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37db537b5eb974253cb5e4a1d3bf469bad9c60caa6699a264461ce3ab8ef2f92
[INFO] running `Command { std: "docker" "start" "-a" "37db537b5eb974253cb5e4a1d3bf469bad9c60caa6699a264461ce3ab8ef2f92", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mathml_core-6b595b57a3659e8f)
[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] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-0a053352144995da)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test node_display ... ok
[INFO] [stdout] test ready ... 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] [stderr]    Doc-tests mathml_core
[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::binom (line 64) ... ok
[INFO] [stdout] test src/helpers/mod.rs - helpers::isotope (line 121) ... ok
[INFO] [stdout] test src/helpers/mod.rs - helpers::cbinom (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37db537b5eb974253cb5e4a1d3bf469bad9c60caa6699a264461ce3ab8ef2f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37db537b5eb974253cb5e4a1d3bf469bad9c60caa6699a264461ce3ab8ef2f92", kill_on_drop: false }`
[INFO] [stdout] 37db537b5eb974253cb5e4a1d3bf469bad9c60caa6699a264461ce3ab8ef2f92