[INFO] fetching crate singletonset 0.1.2...
[INFO] testing singletonset-0.1.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate singletonset 0.1.2 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singletonset 0.1.2 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6e1580bc7e2760c9660a45f61300c603c5272a40dda479e496bb6d5eabe152f
[INFO] running `Command { std: "docker" "start" "-a" "b6e1580bc7e2760c9660a45f61300c603c5272a40dda479e496bb6d5eabe152f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6e1580bc7e2760c9660a45f61300c603c5272a40dda479e496bb6d5eabe152f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e1580bc7e2760c9660a45f61300c603c5272a40dda479e496bb6d5eabe152f", kill_on_drop: false }`
[INFO] [stdout] b6e1580bc7e2760c9660a45f61300c603c5272a40dda479e496bb6d5eabe152f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5d89f998c7ba3c3f7ba26915381a07ea8eaa85adc44964174c1e30743a4a760
[INFO] running `Command { std: "docker" "start" "-a" "d5d89f998c7ba3c3f7ba26915381a07ea8eaa85adc44964174c1e30743a4a760", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling singletonset v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "d5d89f998c7ba3c3f7ba26915381a07ea8eaa85adc44964174c1e30743a4a760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d89f998c7ba3c3f7ba26915381a07ea8eaa85adc44964174c1e30743a4a760", kill_on_drop: false }`
[INFO] [stdout] d5d89f998c7ba3c3f7ba26915381a07ea8eaa85adc44964174c1e30743a4a760
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06e27d7f4d80318bb9e0e3c8facf8449b1418cfbe3b1cb8accb124e460e13b93
[INFO] running `Command { std: "docker" "start" "-a" "06e27d7f4d80318bb9e0e3c8facf8449b1418cfbe3b1cb8accb124e460e13b93", kill_on_drop: false }`
[INFO] [stderr]    Compiling singletonset v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "06e27d7f4d80318bb9e0e3c8facf8449b1418cfbe3b1cb8accb124e460e13b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e27d7f4d80318bb9e0e3c8facf8449b1418cfbe3b1cb8accb124e460e13b93", kill_on_drop: false }`
[INFO] [stdout] 06e27d7f4d80318bb9e0e3c8facf8449b1418cfbe3b1cb8accb124e460e13b93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3827462d2ac5d42d46fcdbb81ca2ef77437a14437bb58cd940cacaca47edf34
[INFO] running `Command { std: "docker" "start" "-a" "a3827462d2ac5d42d46fcdbb81ca2ef77437a14437bb58cd940cacaca47edf34", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[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_works_with_custom_defaults ... ok
[INFO] [stdout] test tests::singletonset_can_be_iterated ... ok
[INFO] [stderr]    Doc-tests singletonset
[INFO] [stdout] test tests::test_singletonset_mutations ... ok
[INFO] [stdout] test tests::test_singletonset_retains_last_element_of_type ... ok
[INFO] [stdout] test tests::singletonset_works_without_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - SingletonSet::with_capacity (line 47) ... ok
[INFO] [stdout] test src/lib.rs - SingletonSet::new (line 29) ... 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 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3827462d2ac5d42d46fcdbb81ca2ef77437a14437bb58cd940cacaca47edf34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3827462d2ac5d42d46fcdbb81ca2ef77437a14437bb58cd940cacaca47edf34", kill_on_drop: false }`
[INFO] [stdout] a3827462d2ac5d42d46fcdbb81ca2ef77437a14437bb58cd940cacaca47edf34