[INFO] cloning repository https://github.com/geekyme/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geekyme/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeekyme%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeekyme%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c3519d0f5ba6a32c5d47c48cb219df466a4613b
[INFO] testing geekyme/learn-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeekyme%2Flearn-rust" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geekyme/learn-rust 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/geekyme/learn-rust
[INFO] finished tweaking git repo https://github.com/geekyme/learn-rust
[INFO] tweaked toml for git repo https://github.com/geekyme/learn-rust written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/geekyme/learn-rust 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] [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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 17cbba8ecbb7a27cef8aa66257f6aa99aca77091b9ba8aa5a290a83ae478dc60
[INFO] running `Command { std: "docker" "start" "-a" "17cbba8ecbb7a27cef8aa66257f6aa99aca77091b9ba8aa5a290a83ae478dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17cbba8ecbb7a27cef8aa66257f6aa99aca77091b9ba8aa5a290a83ae478dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cbba8ecbb7a27cef8aa66257f6aa99aca77091b9ba8aa5a290a83ae478dc60", kill_on_drop: false }`
[INFO] [stdout] 17cbba8ecbb7a27cef8aa66257f6aa99aca77091b9ba8aa5a290a83ae478dc60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 69a5160aef19dae4c9f48f224e4f28f5bcb670728958bb63ba440eeee833799c
[INFO] running `Command { std: "docker" "start" "-a" "69a5160aef19dae4c9f48f224e4f28f5bcb670728958bb63ba440eeee833799c", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "69a5160aef19dae4c9f48f224e4f28f5bcb670728958bb63ba440eeee833799c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a5160aef19dae4c9f48f224e4f28f5bcb670728958bb63ba440eeee833799c", kill_on_drop: false }`
[INFO] [stdout] 69a5160aef19dae4c9f48f224e4f28f5bcb670728958bb63ba440eeee833799c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 652a2dad34b4fdb7a9ca850eb3c7429beba18dd99111bbac8fac7109dc539080
[INFO] running `Command { std: "docker" "start" "-a" "652a2dad34b4fdb7a9ca850eb3c7429beba18dd99111bbac8fac7109dc539080", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "652a2dad34b4fdb7a9ca850eb3c7429beba18dd99111bbac8fac7109dc539080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652a2dad34b4fdb7a9ca850eb3c7429beba18dd99111bbac8fac7109dc539080", kill_on_drop: false }`
[INFO] [stdout] 652a2dad34b4fdb7a9ca850eb3c7429beba18dd99111bbac8fac7109dc539080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] adbd9baa106d0eb6f3162e9c240ef7a6b4f1e85f5c59372682f2dedfed5731cc
[INFO] running `Command { std: "docker" "start" "-a" "adbd9baa106d0eb6f3162e9c240ef7a6b4f1e85f5c59372682f2dedfed5731cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_rust-96280db4d0982ce6)
[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" "adbd9baa106d0eb6f3162e9c240ef7a6b4f1e85f5c59372682f2dedfed5731cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbd9baa106d0eb6f3162e9c240ef7a6b4f1e85f5c59372682f2dedfed5731cc", kill_on_drop: false }`
[INFO] [stdout] adbd9baa106d0eb6f3162e9c240ef7a6b4f1e85f5c59372682f2dedfed5731cc