[INFO] fetching crate combine-elastic-buffered-stream 0.1.0...
[INFO] testing combine-elastic-buffered-stream-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate combine-elastic-buffered-stream 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate combine-elastic-buffered-stream 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate combine-elastic-buffered-stream 0.1.0
[INFO] finished tweaking crates.io crate combine-elastic-buffered-stream 0.1.0
[INFO] tweaked toml for crates.io crate combine-elastic-buffered-stream 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16b2c20dd79d10ed0cc7b6c2a000437c6901064e25fbef542a166327ed45b6d3
[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" "16b2c20dd79d10ed0cc7b6c2a000437c6901064e25fbef542a166327ed45b6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16b2c20dd79d10ed0cc7b6c2a000437c6901064e25fbef542a166327ed45b6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b2c20dd79d10ed0cc7b6c2a000437c6901064e25fbef542a166327ed45b6d3", kill_on_drop: false }`
[INFO] [stdout] 16b2c20dd79d10ed0cc7b6c2a000437c6901064e25fbef542a166327ed45b6d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e010501d3e551b8c13596b8590058609054ce0f0c32a42a9c918cdb50f1572df
[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" "e010501d3e551b8c13596b8590058609054ce0f0c32a42a9c918cdb50f1572df", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling combine-elastic-buffered-stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.96s
[INFO] running `Command { std: "docker" "inspect" "e010501d3e551b8c13596b8590058609054ce0f0c32a42a9c918cdb50f1572df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e010501d3e551b8c13596b8590058609054ce0f0c32a42a9c918cdb50f1572df", kill_on_drop: false }`
[INFO] [stdout] e010501d3e551b8c13596b8590058609054ce0f0c32a42a9c918cdb50f1572df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 9d0c2d2bedb9eceb269da899414c0413cb6f44f368e19eabac35be08558e5cc2
[INFO] running `Command { std: "docker" "start" "-a" "9d0c2d2bedb9eceb269da899414c0413cb6f44f368e19eabac35be08558e5cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling combine-elastic-buffered-stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "9d0c2d2bedb9eceb269da899414c0413cb6f44f368e19eabac35be08558e5cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0c2d2bedb9eceb269da899414c0413cb6f44f368e19eabac35be08558e5cc2", kill_on_drop: false }`
[INFO] [stdout] 9d0c2d2bedb9eceb269da899414c0413cb6f44f368e19eabac35be08558e5cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 608004bfc103685aa36f69724a367dc29711f2b0b17c8a072426914ae16d23fa
[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" "608004bfc103685aa36f69724a367dc29711f2b0b17c8a072426914ae16d23fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/combine_elastic_buffered_stream-a86518e10583e442)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::it_free_useless_memory_when_reading_new_chunk ... ok
[INFO] [stdout] test tests::it_resets_on_checkpoint ... ok
[INFO] [stdout] test tests::it_uncons_on_one_chunk ... ok
[INFO] [stdout] test tests::it_uncons_on_multiple_chunks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests combine-elastic-buffered-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" "608004bfc103685aa36f69724a367dc29711f2b0b17c8a072426914ae16d23fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608004bfc103685aa36f69724a367dc29711f2b0b17c8a072426914ae16d23fa", kill_on_drop: false }`
[INFO] [stdout] 608004bfc103685aa36f69724a367dc29711f2b0b17c8a072426914ae16d23fa