[INFO] fetching crate grindstone 0.0.1...
[INFO] testing grindstone-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate grindstone 0.0.1 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate grindstone 0.0.1 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 crates.io crate grindstone 0.0.1
[INFO] finished tweaking crates.io crate grindstone 0.0.1
[INFO] tweaked toml for crates.io crate grindstone 0.0.1 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 4a6ad015ee34b1ef54c64458569f2af9d88c9bd754f32d61315ef97508110415
[INFO] running `Command { std: "docker" "start" "-a" "4a6ad015ee34b1ef54c64458569f2af9d88c9bd754f32d61315ef97508110415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a6ad015ee34b1ef54c64458569f2af9d88c9bd754f32d61315ef97508110415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6ad015ee34b1ef54c64458569f2af9d88c9bd754f32d61315ef97508110415", kill_on_drop: false }`
[INFO] [stdout] 4a6ad015ee34b1ef54c64458569f2af9d88c9bd754f32d61315ef97508110415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 8aae31ccae62f7824077c83eacc058fb8e3cfeb68bd1cb044ddf203b687e365c
[INFO] running `Command { std: "docker" "start" "-a" "8aae31ccae62f7824077c83eacc058fb8e3cfeb68bd1cb044ddf203b687e365c", kill_on_drop: false }`
[INFO] [stderr]    Compiling grindstone v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8aae31ccae62f7824077c83eacc058fb8e3cfeb68bd1cb044ddf203b687e365c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aae31ccae62f7824077c83eacc058fb8e3cfeb68bd1cb044ddf203b687e365c", kill_on_drop: false }`
[INFO] [stdout] 8aae31ccae62f7824077c83eacc058fb8e3cfeb68bd1cb044ddf203b687e365c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 2f9c2cd732fd20c0c75d2c5e1e1d5b2d4ab6ea6cf86b8eaf54b5cf4a300a4262
[INFO] running `Command { std: "docker" "start" "-a" "2f9c2cd732fd20c0c75d2c5e1e1d5b2d4ab6ea6cf86b8eaf54b5cf4a300a4262", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling grindstone v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/grindstone-1f94979abfe77d95)
[INFO] running `Command { std: "docker" "inspect" "2f9c2cd732fd20c0c75d2c5e1e1d5b2d4ab6ea6cf86b8eaf54b5cf4a300a4262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9c2cd732fd20c0c75d2c5e1e1d5b2d4ab6ea6cf86b8eaf54b5cf4a300a4262", kill_on_drop: false }`
[INFO] [stdout] 2f9c2cd732fd20c0c75d2c5e1e1d5b2d4ab6ea6cf86b8eaf54b5cf4a300a4262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 42ac5dbbe343fb49838b84987149228adc9c0485107c211f76f841ae6a277ecc
[INFO] running `Command { std: "docker" "start" "-a" "42ac5dbbe343fb49838b84987149228adc9c0485107c211f76f841ae6a277ecc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grindstone-1f94979abfe77d95)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grindstone
[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" "42ac5dbbe343fb49838b84987149228adc9c0485107c211f76f841ae6a277ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42ac5dbbe343fb49838b84987149228adc9c0485107c211f76f841ae6a277ecc", kill_on_drop: false }`
[INFO] [stdout] 42ac5dbbe343fb49838b84987149228adc9c0485107c211f76f841ae6a277ecc