[INFO] fetching crate rs_stream 0.1.0...
[INFO] testing rs_stream-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rs_stream 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate rs_stream 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs_stream 0.1.0
[INFO] finished tweaking crates.io crate rs_stream 0.1.0
[INFO] tweaked toml for crates.io crate rs_stream 0.1.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdee744d4935c7deebc7481ce44008261c9eb7f33db0a4995b5530d5cfea29d2
[INFO] running `Command { std: "docker" "start" "-a" "fdee744d4935c7deebc7481ce44008261c9eb7f33db0a4995b5530d5cfea29d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdee744d4935c7deebc7481ce44008261c9eb7f33db0a4995b5530d5cfea29d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdee744d4935c7deebc7481ce44008261c9eb7f33db0a4995b5530d5cfea29d2", kill_on_drop: false }`
[INFO] [stdout] fdee744d4935c7deebc7481ce44008261c9eb7f33db0a4995b5530d5cfea29d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19c556fd649ce193dc5bf2699117a9a08e0c81fb545e2c6e33b8c6c3b3b2ecd0
[INFO] running `Command { std: "docker" "start" "-a" "19c556fd649ce193dc5bf2699117a9a08e0c81fb545e2c6e33b8c6c3b3b2ecd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "19c556fd649ce193dc5bf2699117a9a08e0c81fb545e2c6e33b8c6c3b3b2ecd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c556fd649ce193dc5bf2699117a9a08e0c81fb545e2c6e33b8c6c3b3b2ecd0", kill_on_drop: false }`
[INFO] [stdout] 19c556fd649ce193dc5bf2699117a9a08e0c81fb545e2c6e33b8c6c3b3b2ecd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c6ac4c0fec6febe3f135d6e73c2f1b12d5b83c11b44c085237365cfd0efd243
[INFO] running `Command { std: "docker" "start" "-a" "8c6ac4c0fec6febe3f135d6e73c2f1b12d5b83c11b44c085237365cfd0efd243", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8c6ac4c0fec6febe3f135d6e73c2f1b12d5b83c11b44c085237365cfd0efd243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6ac4c0fec6febe3f135d6e73c2f1b12d5b83c11b44c085237365cfd0efd243", kill_on_drop: false }`
[INFO] [stdout] 8c6ac4c0fec6febe3f135d6e73c2f1b12d5b83c11b44c085237365cfd0efd243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f53d25f03d9d6983e23273465937b49819ad1e8d1c56f66562c6be4a719244b
[INFO] running `Command { std: "docker" "start" "-a" "7f53d25f03d9d6983e23273465937b49819ad1e8d1c56f66562c6be4a719244b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_stream-73bc8220aec710b9)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_collects_value ... ok
[INFO] [stdout] test tests::it_maps_ints ... ok
[INFO] [stdout] test tests::it_filters_ints ... ok
[INFO] [stdout] test tests::compiles ... ok
[INFO] [stdout] test tests::it_maps_strings ... 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 rs_stream
[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" "7f53d25f03d9d6983e23273465937b49819ad1e8d1c56f66562c6be4a719244b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f53d25f03d9d6983e23273465937b49819ad1e8d1c56f66562c6be4a719244b", kill_on_drop: false }`
[INFO] [stdout] 7f53d25f03d9d6983e23273465937b49819ad1e8d1c56f66562c6be4a719244b