[INFO] cloning repository https://github.com/knnymllr/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knnymllr/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknnymllr%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknnymllr%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e7ee3328d269893c41f2ae39c13fec47b5a34ec
[INFO] testing knnymllr/rust-practice 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%2Fknnymllr%2Frust-practice" "/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/knnymllr/rust-practice 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/knnymllr/rust-practice
[INFO] finished tweaking git repo https://github.com/knnymllr/rust-practice
[INFO] tweaked toml for git repo https://github.com/knnymllr/rust-practice written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/knnymllr/rust-practice 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] [stderr]     Blocking waiting for file lock on package cache
[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] e5bca33186407a0ed95c80b2fea32a9dfb38dfaf23d8cba5f2cb2eb4758d9507
[INFO] running `Command { std: "docker" "start" "-a" "e5bca33186407a0ed95c80b2fea32a9dfb38dfaf23d8cba5f2cb2eb4758d9507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5bca33186407a0ed95c80b2fea32a9dfb38dfaf23d8cba5f2cb2eb4758d9507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bca33186407a0ed95c80b2fea32a9dfb38dfaf23d8cba5f2cb2eb4758d9507", kill_on_drop: false }`
[INFO] [stdout] e5bca33186407a0ed95c80b2fea32a9dfb38dfaf23d8cba5f2cb2eb4758d9507
[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] ca81b34d6a5084aea36ded95a2ad102a0e5fe03b04ab401b0d8ce068eb025081
[INFO] running `Command { std: "docker" "start" "-a" "ca81b34d6a5084aea36ded95a2ad102a0e5fe03b04ab401b0d8ce068eb025081", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "ca81b34d6a5084aea36ded95a2ad102a0e5fe03b04ab401b0d8ce068eb025081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca81b34d6a5084aea36ded95a2ad102a0e5fe03b04ab401b0d8ce068eb025081", kill_on_drop: false }`
[INFO] [stdout] ca81b34d6a5084aea36ded95a2ad102a0e5fe03b04ab401b0d8ce068eb025081
[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] e77ea3b90522bdba2941f692bdace3b46e3b4df1c05a104faff5aea86b934bc7
[INFO] running `Command { std: "docker" "start" "-a" "e77ea3b90522bdba2941f692bdace3b46e3b4df1c05a104faff5aea86b934bc7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world_cargo-427fade42860bc6d)
[INFO] running `Command { std: "docker" "inspect" "e77ea3b90522bdba2941f692bdace3b46e3b4df1c05a104faff5aea86b934bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77ea3b90522bdba2941f692bdace3b46e3b4df1c05a104faff5aea86b934bc7", kill_on_drop: false }`
[INFO] [stdout] e77ea3b90522bdba2941f692bdace3b46e3b4df1c05a104faff5aea86b934bc7
[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] bb67d5c560afbc1276962646007e47ca8f41e407b4ad66e98114d2785def0c94
[INFO] running `Command { std: "docker" "start" "-a" "bb67d5c560afbc1276962646007e47ca8f41e407b4ad66e98114d2785def0c94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world_cargo-427fade42860bc6d)
[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" "bb67d5c560afbc1276962646007e47ca8f41e407b4ad66e98114d2785def0c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb67d5c560afbc1276962646007e47ca8f41e407b4ad66e98114d2785def0c94", kill_on_drop: false }`
[INFO] [stdout] bb67d5c560afbc1276962646007e47ca8f41e407b4ad66e98114d2785def0c94