[INFO] cloning repository https://github.com/JacobSNGoodwin/serde-json-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JacobSNGoodwin/serde-json-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobSNGoodwin%2Fserde-json-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobSNGoodwin%2Fserde-json-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b9ca0684e0aaf813c81239295ce0d86517450ed
[INFO] testing JacobSNGoodwin/serde-json-demo 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%2FJacobSNGoodwin%2Fserde-json-demo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JacobSNGoodwin/serde-json-demo 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/JacobSNGoodwin/serde-json-demo
[INFO] finished tweaking git repo https://github.com/JacobSNGoodwin/serde-json-demo
[INFO] tweaked toml for git repo https://github.com/JacobSNGoodwin/serde-json-demo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/JacobSNGoodwin/serde-json-demo 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e3244866e03f7864f0916715c1a56572db3df92e1904c95d43bc8c585d6a3d56
[INFO] running `Command { std: "docker" "start" "-a" "e3244866e03f7864f0916715c1a56572db3df92e1904c95d43bc8c585d6a3d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3244866e03f7864f0916715c1a56572db3df92e1904c95d43bc8c585d6a3d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3244866e03f7864f0916715c1a56572db3df92e1904c95d43bc8c585d6a3d56", kill_on_drop: false }`
[INFO] [stdout] e3244866e03f7864f0916715c1a56572db3df92e1904c95d43bc8c585d6a3d56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6e184789e180c4c622e80bec362c656ccd3a79b87743f3de0ddf8fe5d0236115
[INFO] running `Command { std: "docker" "start" "-a" "6e184789e180c4c622e80bec362c656ccd3a79b87743f3de0ddf8fe5d0236115", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde-json-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.05s
[INFO] running `Command { std: "docker" "inspect" "6e184789e180c4c622e80bec362c656ccd3a79b87743f3de0ddf8fe5d0236115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e184789e180c4c622e80bec362c656ccd3a79b87743f3de0ddf8fe5d0236115", kill_on_drop: false }`
[INFO] [stdout] 6e184789e180c4c622e80bec362c656ccd3a79b87743f3de0ddf8fe5d0236115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6c6fe7fe75cc434034af606c4471aa2eb5a8808f78d78f21bc42edcbb255a6e8
[INFO] running `Command { std: "docker" "start" "-a" "6c6fe7fe75cc434034af606c4471aa2eb5a8808f78d78f21bc42edcbb255a6e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde-json-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/serde_json_demo-24008cde0125191a)
[INFO] running `Command { std: "docker" "inspect" "6c6fe7fe75cc434034af606c4471aa2eb5a8808f78d78f21bc42edcbb255a6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6fe7fe75cc434034af606c4471aa2eb5a8808f78d78f21bc42edcbb255a6e8", kill_on_drop: false }`
[INFO] [stdout] 6c6fe7fe75cc434034af606c4471aa2eb5a8808f78d78f21bc42edcbb255a6e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6befb1f9b4316124cb6c83b9621f5bab5a21ab21ab1a84b9bcd1474849d2c2a8
[INFO] running `Command { std: "docker" "start" "-a" "6befb1f9b4316124cb6c83b9621f5bab5a21ab21ab1a84b9bcd1474849d2c2a8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serde_json_demo-24008cde0125191a)
[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" "6befb1f9b4316124cb6c83b9621f5bab5a21ab21ab1a84b9bcd1474849d2c2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6befb1f9b4316124cb6c83b9621f5bab5a21ab21ab1a84b9bcd1474849d2c2a8", kill_on_drop: false }`
[INFO] [stdout] 6befb1f9b4316124cb6c83b9621f5bab5a21ab21ab1a84b9bcd1474849d2c2a8