[INFO] cloning repository https://github.com/msandrock/stream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msandrock/stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsandrock%2Fstream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsandrock%2Fstream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40fffeb0cb32b063e0ec16f08996e07ca7654722
[INFO] testing msandrock/stream against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsandrock%2Fstream" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msandrock/stream on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/msandrock/stream
[INFO] finished tweaking git repo https://github.com/msandrock/stream
[INFO] tweaked toml for git repo https://github.com/msandrock/stream written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/msandrock/stream already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dcc2cfda8c198ec1c7cd5b159db8329e64d70db3cf7d89b4854dccca82285ea
[INFO] running `Command { std: "docker" "start" "-a" "7dcc2cfda8c198ec1c7cd5b159db8329e64d70db3cf7d89b4854dccca82285ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dcc2cfda8c198ec1c7cd5b159db8329e64d70db3cf7d89b4854dccca82285ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcc2cfda8c198ec1c7cd5b159db8329e64d70db3cf7d89b4854dccca82285ea", kill_on_drop: false }`
[INFO] [stdout] 7dcc2cfda8c198ec1c7cd5b159db8329e64d70db3cf7d89b4854dccca82285ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1587844d447161151720c8da955ce7bd4b9b15d00ca0f9b461f160745282b66
[INFO] running `Command { std: "docker" "start" "-a" "b1587844d447161151720c8da955ce7bd4b9b15d00ca0f9b461f160745282b66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "b1587844d447161151720c8da955ce7bd4b9b15d00ca0f9b461f160745282b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1587844d447161151720c8da955ce7bd4b9b15d00ca0f9b461f160745282b66", kill_on_drop: false }`
[INFO] [stdout] b1587844d447161151720c8da955ce7bd4b9b15d00ca0f9b461f160745282b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acd6a81b3fb0f86fe8e928a82b9c4d18ac7f53917db60ffdd2d66a006de427ce
[INFO] running `Command { std: "docker" "start" "-a" "acd6a81b3fb0f86fe8e928a82b9c4d18ac7f53917db60ffdd2d66a006de427ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "acd6a81b3fb0f86fe8e928a82b9c4d18ac7f53917db60ffdd2d66a006de427ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd6a81b3fb0f86fe8e928a82b9c4d18ac7f53917db60ffdd2d66a006de427ce", kill_on_drop: false }`
[INFO] [stdout] acd6a81b3fb0f86fe8e928a82b9c4d18ac7f53917db60ffdd2d66a006de427ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46dbb60538377f5159f4e85ff297024bb4a7c812d7c04fa65ce417e475b23a09
[INFO] running `Command { std: "docker" "start" "-a" "46dbb60538377f5159f4e85ff297024bb4a7c812d7c04fa65ce417e475b23a09", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stream-bcd4a4c48673162e)
[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" "46dbb60538377f5159f4e85ff297024bb4a7c812d7c04fa65ce417e475b23a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46dbb60538377f5159f4e85ff297024bb4a7c812d7c04fa65ce417e475b23a09", kill_on_drop: false }`
[INFO] [stdout] 46dbb60538377f5159f4e85ff297024bb4a7c812d7c04fa65ce417e475b23a09