[INFO] cloning repository https://github.com/TomSawyer404/observer-pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TomSawyer404/observer-pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Fobserver-pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Fobserver-pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 629b6046c5e4087f136009ee5f61d6d817e17e98
[INFO] testing TomSawyer404/observer-pattern against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Fobserver-pattern" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TomSawyer404/observer-pattern 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 git repo https://github.com/TomSawyer404/observer-pattern
[INFO] finished tweaking git repo https://github.com/TomSawyer404/observer-pattern
[INFO] tweaked toml for git repo https://github.com/TomSawyer404/observer-pattern written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/TomSawyer404/observer-pattern already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 76940608237a6d34d712fbf40e07e44dfa086c5a316377ade7105f50f560128c
[INFO] running `Command { std: "docker" "start" "-a" "76940608237a6d34d712fbf40e07e44dfa086c5a316377ade7105f50f560128c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76940608237a6d34d712fbf40e07e44dfa086c5a316377ade7105f50f560128c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76940608237a6d34d712fbf40e07e44dfa086c5a316377ade7105f50f560128c", kill_on_drop: false }`
[INFO] [stdout] 76940608237a6d34d712fbf40e07e44dfa086c5a316377ade7105f50f560128c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] dfd2cd40041e73dd711134d06920cce44f8c13343f9e1f22c961dc6e5d394266
[INFO] running `Command { std: "docker" "start" "-a" "dfd2cd40041e73dd711134d06920cce44f8c13343f9e1f22c961dc6e5d394266", 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] [stderr]    Compiling observer-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "dfd2cd40041e73dd711134d06920cce44f8c13343f9e1f22c961dc6e5d394266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd2cd40041e73dd711134d06920cce44f8c13343f9e1f22c961dc6e5d394266", kill_on_drop: false }`
[INFO] [stdout] dfd2cd40041e73dd711134d06920cce44f8c13343f9e1f22c961dc6e5d394266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] d03430ef95c4633c53e79dd3cb0674b42f6a23bb04b73f61d3488c564ec0b07e
[INFO] running `Command { std: "docker" "start" "-a" "d03430ef95c4633c53e79dd3cb0674b42f6a23bb04b73f61d3488c564ec0b07e", kill_on_drop: false }`
[INFO] [stderr]    Compiling observer-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "d03430ef95c4633c53e79dd3cb0674b42f6a23bb04b73f61d3488c564ec0b07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03430ef95c4633c53e79dd3cb0674b42f6a23bb04b73f61d3488c564ec0b07e", kill_on_drop: false }`
[INFO] [stdout] d03430ef95c4633c53e79dd3cb0674b42f6a23bb04b73f61d3488c564ec0b07e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9f2007243c3d2159152f37d878d7c29c6db67ee95bf16ea6f404fe6cc4c87edf
[INFO] running `Command { std: "docker" "start" "-a" "9f2007243c3d2159152f37d878d7c29c6db67ee95bf16ea6f404fe6cc4c87edf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/observer_pattern-62bf6606b475bdd7)
[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" "9f2007243c3d2159152f37d878d7c29c6db67ee95bf16ea6f404fe6cc4c87edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2007243c3d2159152f37d878d7c29c6db67ee95bf16ea6f404fe6cc4c87edf", kill_on_drop: false }`
[INFO] [stdout] 9f2007243c3d2159152f37d878d7c29c6db67ee95bf16ea6f404fe6cc4c87edf