[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 beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Fobserver-pattern" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TomSawyer404/observer-pattern on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-15/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" "+beta-2022-04-10" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8343a1c66fc88218b4b321db18dd5e119b301e86dbac4c3cfcc18eb0dd94220e
[INFO] running `Command { std: "docker" "start" "-a" "8343a1c66fc88218b4b321db18dd5e119b301e86dbac4c3cfcc18eb0dd94220e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8343a1c66fc88218b4b321db18dd5e119b301e86dbac4c3cfcc18eb0dd94220e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8343a1c66fc88218b4b321db18dd5e119b301e86dbac4c3cfcc18eb0dd94220e", kill_on_drop: false }`
[INFO] [stdout] 8343a1c66fc88218b4b321db18dd5e119b301e86dbac4c3cfcc18eb0dd94220e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e710465aaf2fe4f46a7cf9bf6d88aa1ff71f8f15a0c239c4e0d7c368e9f342
[INFO] running `Command { std: "docker" "start" "-a" "99e710465aaf2fe4f46a7cf9bf6d88aa1ff71f8f15a0c239c4e0d7c368e9f342", kill_on_drop: false }`
[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 2m 05s
[INFO] running `Command { std: "docker" "inspect" "99e710465aaf2fe4f46a7cf9bf6d88aa1ff71f8f15a0c239c4e0d7c368e9f342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e710465aaf2fe4f46a7cf9bf6d88aa1ff71f8f15a0c239c4e0d7c368e9f342", kill_on_drop: false }`
[INFO] [stdout] 99e710465aaf2fe4f46a7cf9bf6d88aa1ff71f8f15a0c239c4e0d7c368e9f342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc1563ece3511f1e7ba43f38930c5173f4641ebcb8dfb0f31784918b29d4114
[INFO] running `Command { std: "docker" "start" "-a" "cfc1563ece3511f1e7ba43f38930c5173f4641ebcb8dfb0f31784918b29d4114", kill_on_drop: false }`
[INFO] [stderr]    Compiling observer-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/observer_pattern-f3d5e5fe4bed0be1)
[INFO] running `Command { std: "docker" "inspect" "cfc1563ece3511f1e7ba43f38930c5173f4641ebcb8dfb0f31784918b29d4114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc1563ece3511f1e7ba43f38930c5173f4641ebcb8dfb0f31784918b29d4114", kill_on_drop: false }`
[INFO] [stdout] cfc1563ece3511f1e7ba43f38930c5173f4641ebcb8dfb0f31784918b29d4114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 606bd5fa5e047be1606cf8a3af3d32e1b78db63827bad675c8dae422c18503ea
[INFO] running `Command { std: "docker" "start" "-a" "606bd5fa5e047be1606cf8a3af3d32e1b78db63827bad675c8dae422c18503ea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/observer_pattern-f3d5e5fe4bed0be1)
[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" "606bd5fa5e047be1606cf8a3af3d32e1b78db63827bad675c8dae422c18503ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606bd5fa5e047be1606cf8a3af3d32e1b78db63827bad675c8dae422c18503ea", kill_on_drop: false }`
[INFO] [stdout] 606bd5fa5e047be1606cf8a3af3d32e1b78db63827bad675c8dae422c18503ea