[INFO] cloning repository https://github.com/prassee/rust-learning-series
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prassee/rust-learning-series" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-learning-series", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-learning-series'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed012184e9377b8979c7fcb8ef7ee43f42ea877a
[INFO] testing prassee/rust-learning-series 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%2Fprassee%2Frust-learning-series" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prassee/rust-learning-series 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/prassee/rust-learning-series
[INFO] finished tweaking git repo https://github.com/prassee/rust-learning-series
[INFO] tweaked toml for git repo https://github.com/prassee/rust-learning-series written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/prassee/rust-learning-series 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] [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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] e059888dfe1bf2719c3a0e31b60424396517a84b438bd3e2439bdc1beb8e0ae6
[INFO] running `Command { std: "docker" "start" "-a" "e059888dfe1bf2719c3a0e31b60424396517a84b438bd3e2439bdc1beb8e0ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e059888dfe1bf2719c3a0e31b60424396517a84b438bd3e2439bdc1beb8e0ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e059888dfe1bf2719c3a0e31b60424396517a84b438bd3e2439bdc1beb8e0ae6", kill_on_drop: false }`
[INFO] [stdout] e059888dfe1bf2719c3a0e31b60424396517a84b438bd3e2439bdc1beb8e0ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 30f4bde3277532f1be32787ee177eccf0d8077e8a03f933254f982b85af8e03a
[INFO] running `Command { std: "docker" "start" "-a" "30f4bde3277532f1be32787ee177eccf0d8077e8a03f933254f982b85af8e03a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-yt-series v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "30f4bde3277532f1be32787ee177eccf0d8077e8a03f933254f982b85af8e03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f4bde3277532f1be32787ee177eccf0d8077e8a03f933254f982b85af8e03a", kill_on_drop: false }`
[INFO] [stdout] 30f4bde3277532f1be32787ee177eccf0d8077e8a03f933254f982b85af8e03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 294df26e313d6ff9ba898b4c630437e7f1bf5bb13b78b6b96e622474e044ee94
[INFO] running `Command { std: "docker" "start" "-a" "294df26e313d6ff9ba898b4c630437e7f1bf5bb13b78b6b96e622474e044ee94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-yt-series v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "294df26e313d6ff9ba898b4c630437e7f1bf5bb13b78b6b96e622474e044ee94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294df26e313d6ff9ba898b4c630437e7f1bf5bb13b78b6b96e622474e044ee94", kill_on_drop: false }`
[INFO] [stdout] 294df26e313d6ff9ba898b4c630437e7f1bf5bb13b78b6b96e622474e044ee94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 6dbfab597f2cf46e0e3b3686790416ce577ee7ab6cf67401ce375d4ceeaf44ef
[INFO] running `Command { std: "docker" "start" "-a" "6dbfab597f2cf46e0e3b3686790416ce577ee7ab6cf67401ce375d4ceeaf44ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_yt_series-bf8cec4252f639fa)
[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" "6dbfab597f2cf46e0e3b3686790416ce577ee7ab6cf67401ce375d4ceeaf44ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dbfab597f2cf46e0e3b3686790416ce577ee7ab6cf67401ce375d4ceeaf44ef", kill_on_drop: false }`
[INFO] [stdout] 6dbfab597f2cf46e0e3b3686790416ce577ee7ab6cf67401ce375d4ceeaf44ef