[INFO] fetching crate mdo 0.3.0...
[INFO] testing mdo-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate mdo 0.3.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate mdo 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdo 0.3.0
[INFO] finished tweaking crates.io crate mdo 0.3.0
[INFO] tweaked toml for crates.io crate mdo 0.3.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61ee18609bcb3f36608d5daf2d28102b7d2901a5d087727ffc8c3c73da8ab097
[INFO] running `Command { std: "docker" "start" "-a" "61ee18609bcb3f36608d5daf2d28102b7d2901a5d087727ffc8c3c73da8ab097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61ee18609bcb3f36608d5daf2d28102b7d2901a5d087727ffc8c3c73da8ab097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ee18609bcb3f36608d5daf2d28102b7d2901a5d087727ffc8c3c73da8ab097", kill_on_drop: false }`
[INFO] [stdout] 61ee18609bcb3f36608d5daf2d28102b7d2901a5d087727ffc8c3c73da8ab097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e6c7a62d32c628f835eca1e0330d5476c7224cf4633eea9a0e9563f58834e24
[INFO] running `Command { std: "docker" "start" "-a" "7e6c7a62d32c628f835eca1e0330d5476c7224cf4633eea9a0e9563f58834e24", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "7e6c7a62d32c628f835eca1e0330d5476c7224cf4633eea9a0e9563f58834e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6c7a62d32c628f835eca1e0330d5476c7224cf4633eea9a0e9563f58834e24", kill_on_drop: false }`
[INFO] [stdout] 7e6c7a62d32c628f835eca1e0330d5476c7224cf4633eea9a0e9563f58834e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4ba69469a7f11d4a9681ac82ad9d79d7e3b53955dc9cdd5c503bfa2f6dab17
[INFO] running `Command { std: "docker" "start" "-a" "cf4ba69469a7f11d4a9681ac82ad9d79d7e3b53955dc9cdd5c503bfa2f6dab17", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mdo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "cf4ba69469a7f11d4a9681ac82ad9d79d7e3b53955dc9cdd5c503bfa2f6dab17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4ba69469a7f11d4a9681ac82ad9d79d7e3b53955dc9cdd5c503bfa2f6dab17", kill_on_drop: false }`
[INFO] [stdout] cf4ba69469a7f11d4a9681ac82ad9d79d7e3b53955dc9cdd5c503bfa2f6dab17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 938fc1174cec8f8d2cd5c5997f5e0466c0a904e04ec82663e8b6efc7f6759488
[INFO] running `Command { std: "docker" "start" "-a" "938fc1174cec8f8d2cd5c5997f5e0466c0a904e04ec82663e8b6efc7f6759488", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mdo-da28f4c2976c3245)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]    Doc-tests mdo
[INFO] [stdout] test tests::ign_trick ... ok
[INFO] [stdout] test tests::iter_ignore ... ok
[INFO] [stdout] test tests::iter_bind ... ok
[INFO] [stdout] test tests::let_type ... ok
[INFO] [stdout] test tests::mdo_doc_example ... ok
[INFO] [stdout] test tests::option_bind ... ok
[INFO] [stdout] test tests::iter_mdo ... ok
[INFO] [stdout] test tests::option_mdo ... ok
[INFO] [stdout] test tests::ret_trick ... ok
[INFO] [stdout] test tests::when_trick ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - mdo (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "938fc1174cec8f8d2cd5c5997f5e0466c0a904e04ec82663e8b6efc7f6759488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938fc1174cec8f8d2cd5c5997f5e0466c0a904e04ec82663e8b6efc7f6759488", kill_on_drop: false }`
[INFO] [stdout] 938fc1174cec8f8d2cd5c5997f5e0466c0a904e04ec82663e8b6efc7f6759488