[INFO] fetching crate project-root 0.2.2...
[INFO] testing project-root-0.2.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate project-root 0.2.2 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate project-root 0.2.2 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 project-root 0.2.2
[INFO] finished tweaking crates.io crate project-root 0.2.2
[INFO] tweaked toml for crates.io crate project-root 0.2.2 written to /workspace/builds/worker-62/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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 7524601c575b000e3c597696b2f5722c5665786dbb439b863a842aab8de0ec4f
[INFO] running `Command { std: "docker" "start" "-a" "7524601c575b000e3c597696b2f5722c5665786dbb439b863a842aab8de0ec4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7524601c575b000e3c597696b2f5722c5665786dbb439b863a842aab8de0ec4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7524601c575b000e3c597696b2f5722c5665786dbb439b863a842aab8de0ec4f", kill_on_drop: false }`
[INFO] [stdout] 7524601c575b000e3c597696b2f5722c5665786dbb439b863a842aab8de0ec4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] c84c474bd2a12fb1d5001f62c7f54dbb5b9a51b9f74cfa40e3ad29182df481c0
[INFO] running `Command { std: "docker" "start" "-a" "c84c474bd2a12fb1d5001f62c7f54dbb5b9a51b9f74cfa40e3ad29182df481c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling project-root v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "c84c474bd2a12fb1d5001f62c7f54dbb5b9a51b9f74cfa40e3ad29182df481c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84c474bd2a12fb1d5001f62c7f54dbb5b9a51b9f74cfa40e3ad29182df481c0", kill_on_drop: false }`
[INFO] [stdout] c84c474bd2a12fb1d5001f62c7f54dbb5b9a51b9f74cfa40e3ad29182df481c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 952b771cb7f1bb2204d0eb454ab83a8b8f3ced156f6343fca909b476407df6fa
[INFO] running `Command { std: "docker" "start" "-a" "952b771cb7f1bb2204d0eb454ab83a8b8f3ced156f6343fca909b476407df6fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling project-root v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/project_root-ea71b7c9d5a8f113)
[INFO] running `Command { std: "docker" "inspect" "952b771cb7f1bb2204d0eb454ab83a8b8f3ced156f6343fca909b476407df6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952b771cb7f1bb2204d0eb454ab83a8b8f3ced156f6343fca909b476407df6fa", kill_on_drop: false }`
[INFO] [stdout] 952b771cb7f1bb2204d0eb454ab83a8b8f3ced156f6343fca909b476407df6fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 31d9fe1d44444bff6449c01f50f6472165290f4e269d98e51f46e4ba96178ef8
[INFO] running `Command { std: "docker" "start" "-a" "31d9fe1d44444bff6449c01f50f6472165290f4e269d98e51f46e4ba96178ef8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/project_root-ea71b7c9d5a8f113)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_should_find_our_project_root ... 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 project-root
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - get_project_root (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31d9fe1d44444bff6449c01f50f6472165290f4e269d98e51f46e4ba96178ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d9fe1d44444bff6449c01f50f6472165290f4e269d98e51f46e4ba96178ef8", kill_on_drop: false }`
[INFO] [stdout] 31d9fe1d44444bff6449c01f50f6472165290f4e269d98e51f46e4ba96178ef8