[INFO] fetching crate jstream-ext 0.1.0...
[INFO] testing jstream-ext-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate jstream-ext 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate jstream-ext 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jstream-ext 0.1.0
[INFO] finished tweaking crates.io crate jstream-ext 0.1.0
[INFO] tweaked toml for crates.io crate jstream-ext 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e9036bdfe2d4e302148f91cbc697a65fbd4eb13d4d89df56cbb4bd8bb4178ca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4e9036bdfe2d4e302148f91cbc697a65fbd4eb13d4d89df56cbb4bd8bb4178ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e9036bdfe2d4e302148f91cbc697a65fbd4eb13d4d89df56cbb4bd8bb4178ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9036bdfe2d4e302148f91cbc697a65fbd4eb13d4d89df56cbb4bd8bb4178ca", kill_on_drop: false }`
[INFO] [stdout] 4e9036bdfe2d4e302148f91cbc697a65fbd4eb13d4d89df56cbb4bd8bb4178ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c38dcdca1150a18be039d512379e458c4c72af354a3ef4f07edeedb46f3f92be
[INFO] running `Command { std: "docker" "start" "-a" "c38dcdca1150a18be039d512379e458c4c72af354a3ef4f07edeedb46f3f92be", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling jstream-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.78s
[INFO] running `Command { std: "docker" "inspect" "c38dcdca1150a18be039d512379e458c4c72af354a3ef4f07edeedb46f3f92be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38dcdca1150a18be039d512379e458c4c72af354a3ef4f07edeedb46f3f92be", kill_on_drop: false }`
[INFO] [stdout] c38dcdca1150a18be039d512379e458c4c72af354a3ef4f07edeedb46f3f92be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2e9aca0a5d9fcbf65fa873a78d025c39ea350a9c3597d16a19496e5a92609a0
[INFO] running `Command { std: "docker" "start" "-a" "f2e9aca0a5d9fcbf65fa873a78d025c39ea350a9c3597d16a19496e5a92609a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling jstream-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "f2e9aca0a5d9fcbf65fa873a78d025c39ea350a9c3597d16a19496e5a92609a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e9aca0a5d9fcbf65fa873a78d025c39ea350a9c3597d16a19496e5a92609a0", kill_on_drop: false }`
[INFO] [stdout] f2e9aca0a5d9fcbf65fa873a78d025c39ea350a9c3597d16a19496e5a92609a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5200a62a26986249e88f1da7d2d6620780a7f4f58c4c5a8a0bbdb1fc88a074a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5200a62a26986249e88f1da7d2d6620780a7f4f58c4c5a8a0bbdb1fc88a074a3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jstream_ext-c46ed2f81fd2360f)
[INFO] [stdout] test fuse_on_fail::tests::test_fuse_on_fail ... ok
[INFO] [stdout] test dedup::tests::test_dedup_err ... ok
[INFO] [stdout] test dedup::tests::test_dedup_simple ... ok
[INFO] [stdout] test fuse_on_fail::tests::test_fuse_on_none ... ok
[INFO] [stdout] test nth::tests::test_try_stream_first ... ok
[INFO] [stdout] test try_filter_map_ok::tests::test_filter_map_ok_simple ... ok
[INFO] [stdout] test try_filter_map_ok::tests::test_filter_map_ok_error ... ok
[INFO] [stdout] test nth::tests::test_try_stream_nothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jstream-ext
[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] running `Command { std: "docker" "inspect" "5200a62a26986249e88f1da7d2d6620780a7f4f58c4c5a8a0bbdb1fc88a074a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5200a62a26986249e88f1da7d2d6620780a7f4f58c4c5a8a0bbdb1fc88a074a3", kill_on_drop: false }`
[INFO] [stdout] 5200a62a26986249e88f1da7d2d6620780a7f4f58c4c5a8a0bbdb1fc88a074a3