[INFO] fetching crate mathengine 0.1.0...
[INFO] testing mathengine-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate mathengine 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mathengine 0.1.0
[INFO] finished tweaking crates.io crate mathengine 0.1.0
[INFO] tweaked toml for crates.io crate mathengine 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mathengine 0.1.0 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] crate crates.io crate mathengine 0.1.0 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mathengine-evaluator v0.1.0
[INFO] [stderr]   Downloaded mathengine-parser v0.1.0
[INFO] [stderr]   Downloaded mathengine-lexer v0.1.0
[INFO] [stderr]   Downloaded mathengine-units v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 49c01e7d7182130a97fa7b6259bc06a76a879fdddc0473bd4e204684b88523b8
[INFO] running `Command { std: "docker" "start" "-a" "49c01e7d7182130a97fa7b6259bc06a76a879fdddc0473bd4e204684b88523b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49c01e7d7182130a97fa7b6259bc06a76a879fdddc0473bd4e204684b88523b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c01e7d7182130a97fa7b6259bc06a76a879fdddc0473bd4e204684b88523b8", kill_on_drop: false }`
[INFO] [stdout] 49c01e7d7182130a97fa7b6259bc06a76a879fdddc0473bd4e204684b88523b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8d9ff6549ac59fdf0f82a81e197ea36efccba86f60173da1571f292d3b1a0591
[INFO] running `Command { std: "docker" "start" "-a" "8d9ff6549ac59fdf0f82a81e197ea36efccba86f60173da1571f292d3b1a0591", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathengine-lexer v0.1.0
[INFO] [stderr]    Compiling mathengine-units v0.1.0
[INFO] [stderr]    Compiling mathengine-parser v0.1.0
[INFO] [stderr]    Compiling mathengine-evaluator v0.1.0
[INFO] [stderr]    Compiling mathengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "8d9ff6549ac59fdf0f82a81e197ea36efccba86f60173da1571f292d3b1a0591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9ff6549ac59fdf0f82a81e197ea36efccba86f60173da1571f292d3b1a0591", kill_on_drop: false }`
[INFO] [stdout] 8d9ff6549ac59fdf0f82a81e197ea36efccba86f60173da1571f292d3b1a0591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 93d2bf3c3b6987c18e704f01227b317e0ce2c5dce4f6f1d977b843bdc4abe642
[INFO] running `Command { std: "docker" "start" "-a" "93d2bf3c3b6987c18e704f01227b317e0ce2c5dce4f6f1d977b843bdc4abe642", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "93d2bf3c3b6987c18e704f01227b317e0ce2c5dce4f6f1d977b843bdc4abe642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d2bf3c3b6987c18e704f01227b317e0ce2c5dce4f6f1d977b843bdc4abe642", kill_on_drop: false }`
[INFO] [stdout] 93d2bf3c3b6987c18e704f01227b317e0ce2c5dce4f6f1d977b843bdc4abe642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c028cc9ba1e3d91900466f3f8e8c366eea7fce2744b84e62462e4c58057f1f24
[INFO] running `Command { std: "docker" "start" "-a" "c028cc9ba1e3d91900466f3f8e8c366eea7fce2744b84e62462e4c58057f1f24", 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/mathengine-f5c4b1fdf79b7db6)
[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]    Doc-tests mathengine
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - evaluate_expression (line 74) ... ok
[INFO] [stdout] test src/lib.rs - evaluate_expression (line 66) ... 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] [stdout] all doctests ran in 0.38s; merged doctests compilation took 0.37s
[INFO] running `Command { std: "docker" "inspect" "c028cc9ba1e3d91900466f3f8e8c366eea7fce2744b84e62462e4c58057f1f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c028cc9ba1e3d91900466f3f8e8c366eea7fce2744b84e62462e4c58057f1f24", kill_on_drop: false }`
[INFO] [stdout] c028cc9ba1e3d91900466f3f8e8c366eea7fce2744b84e62462e4c58057f1f24