[INFO] cloning repository https://github.com/ostanioni/rust_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ostanioni/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fostanioni%2Frust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fostanioni%2Frust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e25cbe1c25e93b0dc896643bd0ec16584de0fb69
[INFO] testing ostanioni/rust_playground against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fostanioni%2Frust_playground" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ostanioni/rust_playground on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ostanioni/rust_playground
[INFO] finished tweaking git repo https://github.com/ostanioni/rust_playground
[INFO] tweaked toml for git repo https://github.com/ostanioni/rust_playground written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ostanioni/rust_playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7949151b95a68063ed4ff5c545a6b786e8c0d3ac93781af20e7c6947dc9f360d
[INFO] running `Command { std: "docker" "start" "-a" "7949151b95a68063ed4ff5c545a6b786e8c0d3ac93781af20e7c6947dc9f360d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7949151b95a68063ed4ff5c545a6b786e8c0d3ac93781af20e7c6947dc9f360d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7949151b95a68063ed4ff5c545a6b786e8c0d3ac93781af20e7c6947dc9f360d", kill_on_drop: false }`
[INFO] [stdout] 7949151b95a68063ed4ff5c545a6b786e8c0d3ac93781af20e7c6947dc9f360d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6eaa48ea6de0aa516776518bf1d6d5f52fd40ac9a9dc58aab1ae1eba5e7fd01
[INFO] running `Command { std: "docker" "start" "-a" "c6eaa48ea6de0aa516776518bf1d6d5f52fd40ac9a9dc58aab1ae1eba5e7fd01", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "c6eaa48ea6de0aa516776518bf1d6d5f52fd40ac9a9dc58aab1ae1eba5e7fd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6eaa48ea6de0aa516776518bf1d6d5f52fd40ac9a9dc58aab1ae1eba5e7fd01", kill_on_drop: false }`
[INFO] [stdout] c6eaa48ea6de0aa516776518bf1d6d5f52fd40ac9a9dc58aab1ae1eba5e7fd01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5957b0d84dc3fcae6180a9b3ae03c955497d42c375a41d617d207f5a87c7c2d5
[INFO] running `Command { std: "docker" "start" "-a" "5957b0d84dc3fcae6180a9b3ae03c955497d42c375a41d617d207f5a87c7c2d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "5957b0d84dc3fcae6180a9b3ae03c955497d42c375a41d617d207f5a87c7c2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5957b0d84dc3fcae6180a9b3ae03c955497d42c375a41d617d207f5a87c7c2d5", kill_on_drop: false }`
[INFO] [stdout] 5957b0d84dc3fcae6180a9b3ae03c955497d42c375a41d617d207f5a87c7c2d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e562409ae9df3111e23204447c457f6c061d4acb3c3ad6016ed2d2bdf1fb2600
[INFO] running `Command { std: "docker" "start" "-a" "e562409ae9df3111e23204447c457f6c061d4acb3c3ad6016ed2d2bdf1fb2600", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_cargo-4bf51970db48d4ce)
[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" "e562409ae9df3111e23204447c457f6c061d4acb3c3ad6016ed2d2bdf1fb2600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e562409ae9df3111e23204447c457f6c061d4acb3c3ad6016ed2d2bdf1fb2600", kill_on_drop: false }`
[INFO] [stdout] e562409ae9df3111e23204447c457f6c061d4acb3c3ad6016ed2d2bdf1fb2600