[INFO] cloning repository https://github.com/rylev/intro-to-rust-streams
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rylev/intro-to-rust-streams" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylev%2Fintro-to-rust-streams", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylev%2Fintro-to-rust-streams'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76d7533d464de7c035f1acc367668b2862397538
[INFO] testing rylev/intro-to-rust-streams against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylev%2Fintro-to-rust-streams" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rylev/intro-to-rust-streams on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rylev/intro-to-rust-streams
[INFO] finished tweaking git repo https://github.com/rylev/intro-to-rust-streams
[INFO] tweaked toml for git repo https://github.com/rylev/intro-to-rust-streams written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rylev/intro-to-rust-streams already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0f76c6ac736e258c22e7eb10d95f727a5c24d5a01e84732c9f43404e0be8406
[INFO] running `Command { std: "docker" "start" "-a" "e0f76c6ac736e258c22e7eb10d95f727a5c24d5a01e84732c9f43404e0be8406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0f76c6ac736e258c22e7eb10d95f727a5c24d5a01e84732c9f43404e0be8406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f76c6ac736e258c22e7eb10d95f727a5c24d5a01e84732c9f43404e0be8406", kill_on_drop: false }`
[INFO] [stdout] e0f76c6ac736e258c22e7eb10d95f727a5c24d5a01e84732c9f43404e0be8406
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6da9eb0754d703c075f59072c8c48226fe590a11fcfa954d18fe87a27381ae34
[INFO] running `Command { std: "docker" "start" "-a" "6da9eb0754d703c075f59072c8c48226fe590a11fcfa954d18fe87a27381ae34", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvstore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "6da9eb0754d703c075f59072c8c48226fe590a11fcfa954d18fe87a27381ae34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da9eb0754d703c075f59072c8c48226fe590a11fcfa954d18fe87a27381ae34", kill_on_drop: false }`
[INFO] [stdout] 6da9eb0754d703c075f59072c8c48226fe590a11fcfa954d18fe87a27381ae34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e5af98ba1ab49441ae18c86869552b40a464373d62969868d170b6b245860a8
[INFO] running `Command { std: "docker" "start" "-a" "3e5af98ba1ab49441ae18c86869552b40a464373d62969868d170b6b245860a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvstore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3e5af98ba1ab49441ae18c86869552b40a464373d62969868d170b6b245860a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5af98ba1ab49441ae18c86869552b40a464373d62969868d170b6b245860a8", kill_on_drop: false }`
[INFO] [stdout] 3e5af98ba1ab49441ae18c86869552b40a464373d62969868d170b6b245860a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f70a047dfcbf2f2794aedb1e2fa9f46e6a795e0d73b3bbc4c4756f7518658915
[INFO] running `Command { std: "docker" "start" "-a" "f70a047dfcbf2f2794aedb1e2fa9f46e6a795e0d73b3bbc4c4756f7518658915", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvstore-7132dfde195c830f)
[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" "f70a047dfcbf2f2794aedb1e2fa9f46e6a795e0d73b3bbc4c4756f7518658915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70a047dfcbf2f2794aedb1e2fa9f46e6a795e0d73b3bbc4c4756f7518658915", kill_on_drop: false }`
[INFO] [stdout] f70a047dfcbf2f2794aedb1e2fa9f46e6a795e0d73b3bbc4c4756f7518658915