[INFO] fetching crate calc_engine 0.4.1...
[INFO] testing calc_engine-0.4.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate calc_engine 0.4.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate calc_engine 0.4.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate calc_engine 0.4.1
[INFO] finished tweaking crates.io crate calc_engine 0.4.1
[INFO] tweaked toml for crates.io crate calc_engine 0.4.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate calc_engine 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b1d481b91f6f907120945c0d908a6e27c3ef1ded1fe4cf1fc263cf408778508
[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" "3b1d481b91f6f907120945c0d908a6e27c3ef1ded1fe4cf1fc263cf408778508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b1d481b91f6f907120945c0d908a6e27c3ef1ded1fe4cf1fc263cf408778508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1d481b91f6f907120945c0d908a6e27c3ef1ded1fe4cf1fc263cf408778508", kill_on_drop: false }`
[INFO] [stdout] 3b1d481b91f6f907120945c0d908a6e27c3ef1ded1fe4cf1fc263cf408778508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bdae7eecb4b0fb3c6177af7100348a81c04bb8588a422e284eebefd3f648731
[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" "8bdae7eecb4b0fb3c6177af7100348a81c04bb8588a422e284eebefd3f648731", kill_on_drop: false }`
[INFO] [stderr]    Compiling auto_correct_n_suggest v0.2.0
[INFO] [stderr]    Compiling calc_engine v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "8bdae7eecb4b0fb3c6177af7100348a81c04bb8588a422e284eebefd3f648731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bdae7eecb4b0fb3c6177af7100348a81c04bb8588a422e284eebefd3f648731", kill_on_drop: false }`
[INFO] [stdout] 8bdae7eecb4b0fb3c6177af7100348a81c04bb8588a422e284eebefd3f648731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e5ca676246394b499735df86da6000345dbaa72570df0de736d032f127ad54b
[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" "8e5ca676246394b499735df86da6000345dbaa72570df0de736d032f127ad54b", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc_engine v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "8e5ca676246394b499735df86da6000345dbaa72570df0de736d032f127ad54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5ca676246394b499735df86da6000345dbaa72570df0de736d032f127ad54b", kill_on_drop: false }`
[INFO] [stdout] 8e5ca676246394b499735df86da6000345dbaa72570df0de736d032f127ad54b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f272be0c07724684b1607bf2660501999a24e36def1fec26357d6acf8149893d
[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" "f272be0c07724684b1607bf2660501999a24e36def1fec26357d6acf8149893d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calc_engine-28697939777986bf)
[INFO] [stdout] test parser::tests::test_can_parse_addition_expression ... ok
[INFO] [stdout] test parser::tests::test_can_parse_subtraction_expression ... ok
[INFO] [stdout] test scanner::tests::test_scanner_can_recognize_auto_capitalized_keywords ... ok
[INFO] [stdout] test tests::it_should_calculate_complex_math ... ok
[INFO] [stdout] test parser::tests::test_detect_error_from_unclosed_grouped_expression ... ok
[INFO] [stdout] test scanner::tests::test_scanner_can_auto_suggest_keyword ... ok
[INFO] [stdout] test tests::it_should_calculate_simple_addition ... ok
[INFO] [stdout] test scanner::tests::test_can_scan_with_keywords ... ok
[INFO] [stdout] test scanner::tests::test_can_scan_addition_expression ... ok
[INFO] [stderr]    Doc-tests calc_engine
[INFO] [stdout] test parser::tests::test_can_parse_grouped_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "f272be0c07724684b1607bf2660501999a24e36def1fec26357d6acf8149893d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f272be0c07724684b1607bf2660501999a24e36def1fec26357d6acf8149893d", kill_on_drop: false }`
[INFO] [stdout] f272be0c07724684b1607bf2660501999a24e36def1fec26357d6acf8149893d