[INFO] cloning repository https://github.com/yz89/substrate-lesson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yz89/substrate-lesson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyz89%2Fsubstrate-lesson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyz89%2Fsubstrate-lesson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 243c54a30be3dae20ab03a3d6278452f630e16fb
[INFO] testing yz89/substrate-lesson 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%2Fyz89%2Fsubstrate-lesson" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yz89/substrate-lesson 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/yz89/substrate-lesson
[INFO] finished tweaking git repo https://github.com/yz89/substrate-lesson
[INFO] tweaked toml for git repo https://github.com/yz89/substrate-lesson written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/yz89/substrate-lesson 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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcd62449390c4e0a818369bf4237fd8da4f8edd95d31e286f6599a4773846763
[INFO] running `Command { std: "docker" "start" "-a" "bcd62449390c4e0a818369bf4237fd8da4f8edd95d31e286f6599a4773846763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcd62449390c4e0a818369bf4237fd8da4f8edd95d31e286f6599a4773846763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd62449390c4e0a818369bf4237fd8da4f8edd95d31e286f6599a4773846763", kill_on_drop: false }`
[INFO] [stdout] bcd62449390c4e0a818369bf4237fd8da4f8edd95d31e286f6599a4773846763
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4588451ddedcc9addfe4500a3312d16ac3cc32e7ac4ae2d73bf2b94381b460a
[INFO] running `Command { std: "docker" "start" "-a" "e4588451ddedcc9addfe4500a3312d16ac3cc32e7ac4ae2d73bf2b94381b460a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e4588451ddedcc9addfe4500a3312d16ac3cc32e7ac4ae2d73bf2b94381b460a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4588451ddedcc9addfe4500a3312d16ac3cc32e7ac4ae2d73bf2b94381b460a", kill_on_drop: false }`
[INFO] [stdout] e4588451ddedcc9addfe4500a3312d16ac3cc32e7ac4ae2d73bf2b94381b460a
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ba1e94f4fa862e61bb4526d5ff10e81ceebe09057289572d287387b77ead5d5
[INFO] running `Command { std: "docker" "start" "-a" "7ba1e94f4fa862e61bb4526d5ff10e81ceebe09057289572d287387b77ead5d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "7ba1e94f4fa862e61bb4526d5ff10e81ceebe09057289572d287387b77ead5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba1e94f4fa862e61bb4526d5ff10e81ceebe09057289572d287387b77ead5d5", kill_on_drop: false }`
[INFO] [stdout] 7ba1e94f4fa862e61bb4526d5ff10e81ceebe09057289572d287387b77ead5d5
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4320a4afdf71fee04465b93384b88137e61da03c906f205e2c1ece7f54ad540c
[INFO] running `Command { std: "docker" "start" "-a" "4320a4afdf71fee04465b93384b88137e61da03c906f205e2c1ece7f54ad540c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust2-f3a6ba5b8dd91496)
[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" "4320a4afdf71fee04465b93384b88137e61da03c906f205e2c1ece7f54ad540c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4320a4afdf71fee04465b93384b88137e61da03c906f205e2c1ece7f54ad540c", kill_on_drop: false }`
[INFO] [stdout] 4320a4afdf71fee04465b93384b88137e61da03c906f205e2c1ece7f54ad540c