[INFO] cloning repository https://github.com/vectrobyte/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/vectrobyte/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvectrobyte%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvectrobyte%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25ff909df00f4e5cc063d224dc4163587fb8f61e
[INFO] testing vectrobyte/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%2Fvectrobyte%2Flearn-rust" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vectrobyte/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/vectrobyte/learn-rust
[INFO] finished tweaking git repo https://github.com/vectrobyte/learn-rust
[INFO] tweaked toml for git repo https://github.com/vectrobyte/learn-rust written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/vectrobyte/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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 8d6c94f5507272ac5db65a54deb5c10015b278108c332db4c7d3186abdce98b8
[INFO] running `Command { std: "docker" "start" "-a" "8d6c94f5507272ac5db65a54deb5c10015b278108c332db4c7d3186abdce98b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d6c94f5507272ac5db65a54deb5c10015b278108c332db4c7d3186abdce98b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6c94f5507272ac5db65a54deb5c10015b278108c332db4c7d3186abdce98b8", kill_on_drop: false }`
[INFO] [stdout] 8d6c94f5507272ac5db65a54deb5c10015b278108c332db4c7d3186abdce98b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 9251a29c2fb679a51b0b00c3675bf4e585f3001e880ab9c2d454feff83d548c6
[INFO] running `Command { std: "docker" "start" "-a" "9251a29c2fb679a51b0b00c3675bf4e585f3001e880ab9c2d454feff83d548c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "9251a29c2fb679a51b0b00c3675bf4e585f3001e880ab9c2d454feff83d548c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9251a29c2fb679a51b0b00c3675bf4e585f3001e880ab9c2d454feff83d548c6", kill_on_drop: false }`
[INFO] [stdout] 9251a29c2fb679a51b0b00c3675bf4e585f3001e880ab9c2d454feff83d548c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 33c6d8cd2890176d9a4259c033eda0ad6fb0be91dff4b1f3ccb800d905849719
[INFO] running `Command { std: "docker" "start" "-a" "33c6d8cd2890176d9a4259c033eda0ad6fb0be91dff4b1f3ccb800d905849719", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "33c6d8cd2890176d9a4259c033eda0ad6fb0be91dff4b1f3ccb800d905849719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c6d8cd2890176d9a4259c033eda0ad6fb0be91dff4b1f3ccb800d905849719", kill_on_drop: false }`
[INFO] [stdout] 33c6d8cd2890176d9a4259c033eda0ad6fb0be91dff4b1f3ccb800d905849719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] f63cb4207a10213fd10ce718235137c72819c79a40e9a307610d99ad1c197ab1
[INFO] running `Command { std: "docker" "start" "-a" "f63cb4207a10213fd10ce718235137c72819c79a40e9a307610d99ad1c197ab1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_rust-97aec06d72d70ddc)
[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" "f63cb4207a10213fd10ce718235137c72819c79a40e9a307610d99ad1c197ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63cb4207a10213fd10ce718235137c72819c79a40e9a307610d99ad1c197ab1", kill_on_drop: false }`
[INFO] [stdout] f63cb4207a10213fd10ce718235137c72819c79a40e9a307610d99ad1c197ab1