[INFO] fetching crate lets_find_up 0.0.1...
[INFO] testing lets_find_up-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate lets_find_up 0.0.1 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate lets_find_up 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 lets_find_up 0.0.1
[INFO] finished tweaking crates.io crate lets_find_up 0.0.1
[INFO] tweaked toml for crates.io crate lets_find_up 0.0.1 written to /workspace/builds/worker-77/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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 2a8d087e3a0ca027848176759697f055cb45375ac1a5a35236623a7e7680c42c
[INFO] running `Command { std: "docker" "start" "-a" "2a8d087e3a0ca027848176759697f055cb45375ac1a5a35236623a7e7680c42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a8d087e3a0ca027848176759697f055cb45375ac1a5a35236623a7e7680c42c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8d087e3a0ca027848176759697f055cb45375ac1a5a35236623a7e7680c42c", kill_on_drop: false }`
[INFO] [stdout] 2a8d087e3a0ca027848176759697f055cb45375ac1a5a35236623a7e7680c42c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 40aecc39ddb519c2ab0356179f2be1e9a2d787c4fe948ab4f2d0618d8aa7fc0f
[INFO] running `Command { std: "docker" "start" "-a" "40aecc39ddb519c2ab0356179f2be1e9a2d787c4fe948ab4f2d0618d8aa7fc0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling nodejs_path v0.0.8
[INFO] [stderr]    Compiling lets_find_up v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "40aecc39ddb519c2ab0356179f2be1e9a2d787c4fe948ab4f2d0618d8aa7fc0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40aecc39ddb519c2ab0356179f2be1e9a2d787c4fe948ab4f2d0618d8aa7fc0f", kill_on_drop: false }`
[INFO] [stdout] 40aecc39ddb519c2ab0356179f2be1e9a2d787c4fe948ab4f2d0618d8aa7fc0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 89ec1c68dd5725dee6332db500e953ea7a28e176fc369a6f782a3193083e3dfb
[INFO] running `Command { std: "docker" "start" "-a" "89ec1c68dd5725dee6332db500e953ea7a28e176fc369a6f782a3193083e3dfb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lets_find_up v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/lets_find_up-54636f9519808162)
[INFO] running `Command { std: "docker" "inspect" "89ec1c68dd5725dee6332db500e953ea7a28e176fc369a6f782a3193083e3dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ec1c68dd5725dee6332db500e953ea7a28e176fc369a6f782a3193083e3dfb", kill_on_drop: false }`
[INFO] [stdout] 89ec1c68dd5725dee6332db500e953ea7a28e176fc369a6f782a3193083e3dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] c1e266ac0350e7b8dd25679304bd68929d90d23aae2efbb01b3a6646fe0c2a80
[INFO] running `Command { std: "docker" "start" "-a" "c1e266ac0350e7b8dd25679304bd68929d90d23aae2efbb01b3a6646fe0c2a80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lets_find_up-54636f9519808162)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lets_find_up
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "c1e266ac0350e7b8dd25679304bd68929d90d23aae2efbb01b3a6646fe0c2a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e266ac0350e7b8dd25679304bd68929d90d23aae2efbb01b3a6646fe0c2a80", kill_on_drop: false }`
[INFO] [stdout] c1e266ac0350e7b8dd25679304bd68929d90d23aae2efbb01b3a6646fe0c2a80