[INFO] fetching crate mathml-core 0.1.7...
[INFO] testing mathml-core-0.1.7 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[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 cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e3f7842f59aadef5a69e09b93da222de5259762faf2559d0cf4dfd9e444f208
[INFO] running `Command { std: "docker" "start" "-a" "0e3f7842f59aadef5a69e09b93da222de5259762faf2559d0cf4dfd9e444f208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3f7842f59aadef5a69e09b93da222de5259762faf2559d0cf4dfd9e444f208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3f7842f59aadef5a69e09b93da222de5259762faf2559d0cf4dfd9e444f208", kill_on_drop: false }`
[INFO] [stdout] 0e3f7842f59aadef5a69e09b93da222de5259762faf2559d0cf4dfd9e444f208
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf25ef9291fbfe719167706e9b0c3b98c05ec3996d188e953c1479ee2062615
[INFO] running `Command { std: "docker" "start" "-a" "7cf25ef9291fbfe719167706e9b0c3b98c05ec3996d188e953c1479ee2062615", 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 0.63s
[INFO] running `Command { std: "docker" "inspect" "7cf25ef9291fbfe719167706e9b0c3b98c05ec3996d188e953c1479ee2062615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf25ef9291fbfe719167706e9b0c3b98c05ec3996d188e953c1479ee2062615", kill_on_drop: false }`
[INFO] [stdout] 7cf25ef9291fbfe719167706e9b0c3b98c05ec3996d188e953c1479ee2062615
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2575ddc81afe0659405a3daeba5a252fa1d29ddb1d1cb00abd29e6c680ed18b
[INFO] running `Command { std: "docker" "start" "-a" "d2575ddc81afe0659405a3daeba5a252fa1d29ddb1d1cb00abd29e6c680ed18b", 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 0.25s
[INFO] running `Command { std: "docker" "inspect" "d2575ddc81afe0659405a3daeba5a252fa1d29ddb1d1cb00abd29e6c680ed18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2575ddc81afe0659405a3daeba5a252fa1d29ddb1d1cb00abd29e6c680ed18b", kill_on_drop: false }`
[INFO] [stdout] d2575ddc81afe0659405a3daeba5a252fa1d29ddb1d1cb00abd29e6c680ed18b
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d44566dfaf97a439c5abe126c851122e9a8e11037c02a53469b2f91d127efd6
[INFO] running `Command { std: "docker" "start" "-a" "1d44566dfaf97a439c5abe126c851122e9a8e11037c02a53469b2f91d127efd6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[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] [stderr]    Doc-tests mathml_core
[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] [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 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d44566dfaf97a439c5abe126c851122e9a8e11037c02a53469b2f91d127efd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d44566dfaf97a439c5abe126c851122e9a8e11037c02a53469b2f91d127efd6", kill_on_drop: false }`
[INFO] [stdout] 1d44566dfaf97a439c5abe126c851122e9a8e11037c02a53469b2f91d127efd6