[INFO] fetching crate froop 0.1.1...
[INFO] testing froop-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate froop 0.1.1 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate froop 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate froop 0.1.1
[INFO] finished tweaking crates.io crate froop 0.1.1
[INFO] tweaked toml for crates.io crate froop 0.1.1 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a92123faa8435b405ab07481773f331fd8f98454e257db3e79a0bc666976fc4
[INFO] running `Command { std: "docker" "start" "-a" "2a92123faa8435b405ab07481773f331fd8f98454e257db3e79a0bc666976fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a92123faa8435b405ab07481773f331fd8f98454e257db3e79a0bc666976fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a92123faa8435b405ab07481773f331fd8f98454e257db3e79a0bc666976fc4", kill_on_drop: false }`
[INFO] [stdout] 2a92123faa8435b405ab07481773f331fd8f98454e257db3e79a0bc666976fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d4ea161a199515660bb3fa8e25152b0974c4349e456b6b7f483e11cdc4d63a1
[INFO] running `Command { std: "docker" "start" "-a" "5d4ea161a199515660bb3fa8e25152b0974c4349e456b6b7f483e11cdc4d63a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling froop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "5d4ea161a199515660bb3fa8e25152b0974c4349e456b6b7f483e11cdc4d63a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4ea161a199515660bb3fa8e25152b0974c4349e456b6b7f483e11cdc4d63a1", kill_on_drop: false }`
[INFO] [stdout] 5d4ea161a199515660bb3fa8e25152b0974c4349e456b6b7f483e11cdc4d63a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f21ecdbabc40e0d5ef4c66b518d75a64efe985862430e6d9677cd43501afd7b0
[INFO] running `Command { std: "docker" "start" "-a" "f21ecdbabc40e0d5ef4c66b518d75a64efe985862430e6d9677cd43501afd7b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling froop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `Command { std: "docker" "inspect" "f21ecdbabc40e0d5ef4c66b518d75a64efe985862430e6d9677cd43501afd7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21ecdbabc40e0d5ef4c66b518d75a64efe985862430e6d9677cd43501afd7b0", kill_on_drop: false }`
[INFO] [stdout] f21ecdbabc40e0d5ef4c66b518d75a64efe985862430e6d9677cd43501afd7b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c0f7b5defee15f1cb5ca8fa781e14cf296ab2bedc18ad1277be9c4695d74a23
[INFO] running `Command { std: "docker" "start" "-a" "7c0f7b5defee15f1cb5ca8fa781e14cf296ab2bedc18ad1277be9c4695d74a23", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/froop-06a3d43af1e9f771)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test peg::test::test_peg_no_keep ... ok
[INFO] [stdout] test peg::test::test_peg_keep_mode ... ok
[INFO] [stdout] test test::test_chained_maps ... ok
[INFO] [stdout] test test::test_combine ... ok
[INFO] [stdout] test test::test_fold_and_last ... ok
[INFO] [stdout] test test::test_imitate ... ok
[INFO] [stdout] test test::test_of ... ok
[INFO] [stdout] test test::test_fold_and_remember ... ok
[INFO] [stdout] test test::test_imitate_cycle ... ok
[INFO] [stdout] test test::test_sink_auto_traits ... ok
[INFO] [stdout] test test::test_stream_auto_traits ... ok
[INFO] [stdout] test test::test_subscription_auto_traits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests froop
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/imit.rs - imit::Imitator (line 24) ... ok
[INFO] [stdout] test src/sub.rs - sub::Subscription (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Sink<T>::update (line 1107) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::has_memory (line 197) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::never (line 172) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::of (line 148) ... ok
[INFO] [stdout] test src/sub.rs - sub::Subscription (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Sink<T>::stream (line 1077) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::dedupe_by (line 334) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::start_with (line 831) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::drop (line 395) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::filter (line 502) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::wait (line 918) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::end_when (line 465) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::sink (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::fold (line 542) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::merge (line 698) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::take_while (line 881) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::drop_while (line 424) ... ok
[INFO] [stdout] test src/lib.rs - Stream<Stream<T>>::flatten (line 957) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::take (line 856) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::subscribe (line 230) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::collect (line 270) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::remember (line 745) ... ok
[INFO] [stdout] test src/lib.rs - Stream<Stream<T>>::flatten_concurrently (line 1010) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::last (line 606) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::map_to (line 676) ... ok
[INFO] [stdout] test src/imit.rs - imit::Imitator<T>::stream (line 113) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::map (line 642) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::dedupe (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::sample_combine (line 784) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c0f7b5defee15f1cb5ca8fa781e14cf296ab2bedc18ad1277be9c4695d74a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0f7b5defee15f1cb5ca8fa781e14cf296ab2bedc18ad1277be9c4695d74a23", kill_on_drop: false }`
[INFO] [stdout] 7c0f7b5defee15f1cb5ca8fa781e14cf296ab2bedc18ad1277be9c4695d74a23