[INFO] crate froop 0.1.1 is already in cache
[INFO] testing froop-0.1.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate froop 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate froop 0.1.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 41a226214064a6a1ef8e6ce5e82cb1b2864b6c6bbdc84be2988eab1b79de7fa8
[INFO] running `"docker" "start" "-a" "41a226214064a6a1ef8e6ce5e82cb1b2864b6c6bbdc84be2988eab1b79de7fa8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling froop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "41a226214064a6a1ef8e6ce5e82cb1b2864b6c6bbdc84be2988eab1b79de7fa8"`
[INFO] running `"docker" "rm" "-f" "41a226214064a6a1ef8e6ce5e82cb1b2864b6c6bbdc84be2988eab1b79de7fa8"`
[INFO] [stdout] 41a226214064a6a1ef8e6ce5e82cb1b2864b6c6bbdc84be2988eab1b79de7fa8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb1196e2338a668081acfb1516ec5e5768f61a66a9a79c2ee30ac85bd43f3eea
[INFO] running `"docker" "start" "-a" "cb1196e2338a668081acfb1516ec5e5768f61a66a9a79c2ee30ac85bd43f3eea"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[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 clap v2.33.1
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[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 44.06s
[INFO] running `"docker" "inspect" "cb1196e2338a668081acfb1516ec5e5768f61a66a9a79c2ee30ac85bd43f3eea"`
[INFO] running `"docker" "rm" "-f" "cb1196e2338a668081acfb1516ec5e5768f61a66a9a79c2ee30ac85bd43f3eea"`
[INFO] [stdout] cb1196e2338a668081acfb1516ec5e5768f61a66a9a79c2ee30ac85bd43f3eea
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30bae1087b098d48bc1a64ec67aaa5798e7728f33009e12228acb5dd7ddbcd0d
[INFO] running `"docker" "start" "-a" "30bae1087b098d48bc1a64ec67aaa5798e7728f33009e12228acb5dd7ddbcd0d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/froop-a66f94175664ef96
[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_fold_and_last ... ok
[INFO] [stdout] test test::test_of ... 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] test test::test_imitate_cycle ... ok
[INFO] [stdout] test test::test_imitate ... ok
[INFO] [stdout] test test::test_fold_and_remember ... ok
[INFO] [stdout] test test::test_combine ... ok
[INFO] [stdout] test test::test_chained_maps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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/lib.rs - Sink<T>::update (line 1107) ... ok
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::filter (line 502) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::drop (line 395) ... ok
[INFO] [stdout] test src/lib.rs - Stream<Stream<T>>::flatten (line 957) ... ok
[INFO] [stdout] test src/lib.rs - Sink<T>::stream (line 1077) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::end_when (line 465) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::dedupe_by (line 334) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::dedupe (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::collect (line 270) ... ok
[INFO] [stdout] test src/lib.rs - Stream<Stream<T>>::flatten_concurrently (line 1010) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::drop_while (line 424) ... ok
[INFO] [stdout] test src/imit.rs - imit::Imitator<T>::stream (line 113) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::has_memory (line 197) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::fold (line 542) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::remember (line 745) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::last (line 606) ... 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/lib.rs - Stream<T>::map (line 642) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::subscribe (line 230) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::map_to (line 676) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::start_with (line 831) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::take_while (line 881) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::merge (line 698) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::take (line 856) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::sink (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::wait (line 918) ... ok
[INFO] [stdout] test src/sub.rs - sub::Subscription (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::sample_combine (line 784) ... ok
[INFO] [stdout] test src/sub.rs - sub::Subscription (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "30bae1087b098d48bc1a64ec67aaa5798e7728f33009e12228acb5dd7ddbcd0d"`
[INFO] running `"docker" "rm" "-f" "30bae1087b098d48bc1a64ec67aaa5798e7728f33009e12228acb5dd7ddbcd0d"`
[INFO] [stdout] 30bae1087b098d48bc1a64ec67aaa5798e7728f33009e12228acb5dd7ddbcd0d