[INFO] fetching crate singletonset 0.1.2...
[INFO] testing singletonset-0.1.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate singletonset 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate singletonset 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate singletonset 0.1.2
[INFO] tweaked toml for crates.io crate singletonset 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singletonset 0.1.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate singletonset 0.1.2 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da4b71c8fdf673d674d2bad7095bb428a5eb68dda39f2135b5434c66af62ac87
[INFO] running `Command { std: "docker" "start" "-a" "da4b71c8fdf673d674d2bad7095bb428a5eb68dda39f2135b5434c66af62ac87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da4b71c8fdf673d674d2bad7095bb428a5eb68dda39f2135b5434c66af62ac87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4b71c8fdf673d674d2bad7095bb428a5eb68dda39f2135b5434c66af62ac87", kill_on_drop: false }`
[INFO] [stdout] da4b71c8fdf673d674d2bad7095bb428a5eb68dda39f2135b5434c66af62ac87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 825566eb64d8712c6990315dcd99b2c21b6bca98615fc561f03de7cbe90a41c0
[INFO] running `Command { std: "docker" "start" "-a" "825566eb64d8712c6990315dcd99b2c21b6bca98615fc561f03de7cbe90a41c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling singletonset v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "825566eb64d8712c6990315dcd99b2c21b6bca98615fc561f03de7cbe90a41c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825566eb64d8712c6990315dcd99b2c21b6bca98615fc561f03de7cbe90a41c0", kill_on_drop: false }`
[INFO] [stdout] 825566eb64d8712c6990315dcd99b2c21b6bca98615fc561f03de7cbe90a41c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f76b6a95d51ba3febfd80a3ddb45cf4a2eee7cddb9e63320e56832b9422de066
[INFO] running `Command { std: "docker" "start" "-a" "f76b6a95d51ba3febfd80a3ddb45cf4a2eee7cddb9e63320e56832b9422de066", kill_on_drop: false }`
[INFO] [stderr]    Compiling singletonset v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "f76b6a95d51ba3febfd80a3ddb45cf4a2eee7cddb9e63320e56832b9422de066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f76b6a95d51ba3febfd80a3ddb45cf4a2eee7cddb9e63320e56832b9422de066", kill_on_drop: false }`
[INFO] [stdout] f76b6a95d51ba3febfd80a3ddb45cf4a2eee7cddb9e63320e56832b9422de066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8f876da9faf8b57fb47ad98ef2221f2fe7753b7250d253c043b68e296d75920
[INFO] running `Command { std: "docker" "start" "-a" "a8f876da9faf8b57fb47ad98ef2221f2fe7753b7250d253c043b68e296d75920", 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/singletonset-cb1a98b36e648162)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::singletonset_can_be_iterated ... ok
[INFO] [stdout] test tests::singletonset_works_with_custom_defaults ... ok
[INFO] [stdout] test tests::singletonset_works_without_default ... ok
[INFO] [stdout] test tests::test_singletonset_mutations ... ok
[INFO] [stdout] test tests::test_singletonset_retains_last_element_of_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests singletonset
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - SingletonSet::new (line 29) ... ok
[INFO] [stdout] test src/lib.rs - SingletonSet::with_capacity (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8f876da9faf8b57fb47ad98ef2221f2fe7753b7250d253c043b68e296d75920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f876da9faf8b57fb47ad98ef2221f2fe7753b7250d253c043b68e296d75920", kill_on_drop: false }`
[INFO] [stdout] a8f876da9faf8b57fb47ad98ef2221f2fe7753b7250d253c043b68e296d75920