[INFO] fetching crate lt_delta 0.2.0...
[INFO] testing lt_delta-0.2.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate lt_delta 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate lt_delta 0.2.0
[INFO] finished tweaking crates.io crate lt_delta 0.2.0
[INFO] tweaked toml for crates.io crate lt_delta 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lt_delta 0.2.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b26c2aca19dd2690421423b5d1f8acfebf0d958c722d432912d65b4d82cd6a68
[INFO] running `Command { std: "docker" "start" "-a" "b26c2aca19dd2690421423b5d1f8acfebf0d958c722d432912d65b4d82cd6a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b26c2aca19dd2690421423b5d1f8acfebf0d958c722d432912d65b4d82cd6a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26c2aca19dd2690421423b5d1f8acfebf0d958c722d432912d65b4d82cd6a68", kill_on_drop: false }`
[INFO] [stdout] b26c2aca19dd2690421423b5d1f8acfebf0d958c722d432912d65b4d82cd6a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b75ce104043ae6cc51967e963c3f79c1c2ee80d71551c61a93fcaf48127f30f1
[INFO] running `Command { std: "docker" "start" "-a" "b75ce104043ae6cc51967e963c3f79c1c2ee80d71551c61a93fcaf48127f30f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling lt_delta v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "b75ce104043ae6cc51967e963c3f79c1c2ee80d71551c61a93fcaf48127f30f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75ce104043ae6cc51967e963c3f79c1c2ee80d71551c61a93fcaf48127f30f1", kill_on_drop: false }`
[INFO] [stdout] b75ce104043ae6cc51967e963c3f79c1c2ee80d71551c61a93fcaf48127f30f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7705a3db9af4d516bd8b1ce4825dedd70e2c40c682cd8f81f6676e948b70c4b5
[INFO] running `Command { std: "docker" "start" "-a" "7705a3db9af4d516bd8b1ce4825dedd70e2c40c682cd8f81f6676e948b70c4b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lt_delta v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "7705a3db9af4d516bd8b1ce4825dedd70e2c40c682cd8f81f6676e948b70c4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7705a3db9af4d516bd8b1ce4825dedd70e2c40c682cd8f81f6676e948b70c4b5", kill_on_drop: false }`
[INFO] [stdout] 7705a3db9af4d516bd8b1ce4825dedd70e2c40c682cd8f81f6676e948b70c4b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 533a2701d03ed06c6678ef85bd426b1b876de4bac782011a28fb483c3a5ab7e6
[INFO] running `Command { std: "docker" "start" "-a" "533a2701d03ed06c6678ef85bd426b1b876de4bac782011a28fb483c3a5ab7e6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lt_delta-42f7298b07437808)
[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 lt_delta
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/lib.rs - Delta<&'_mutT>::cloned (line 505) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_deref_mut (line 461) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_ref (line 402) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_deref (line 443) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::as_mut (line 420) ... ok
[INFO] [stdout] test src/lib.rs - Delta<&'_mutT>::copied (line 482) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::from_option_target (line 56) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::from_option_source (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::first (line 292) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::is_identity_by (line 359) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::identity (line 340) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::last (line 308) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::from_options (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::is_identity (line 384) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::map (line 143) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::merge (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::map_all (line 220) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::source (line 97) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::map_any (line 168) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::target (line 120) ... ok
[INFO] [stdout] test src/lib.rs - Delta<T>::resolve (line 257) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "533a2701d03ed06c6678ef85bd426b1b876de4bac782011a28fb483c3a5ab7e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533a2701d03ed06c6678ef85bd426b1b876de4bac782011a28fb483c3a5ab7e6", kill_on_drop: false }`
[INFO] [stdout] 533a2701d03ed06c6678ef85bd426b1b876de4bac782011a28fb483c3a5ab7e6