[INFO] fetching crate dir_tree 0.1.4...
[INFO] testing dir_tree-0.1.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate dir_tree 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate dir_tree 0.1.4
[INFO] finished tweaking crates.io crate dir_tree 0.1.4
[INFO] tweaked toml for crates.io crate dir_tree 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dir_tree 0.1.4 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fea8a689c7abc85892375e3fb43fc58adf976b71e6c694f33879865bbb652df
[INFO] running `Command { std: "docker" "start" "-a" "3fea8a689c7abc85892375e3fb43fc58adf976b71e6c694f33879865bbb652df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fea8a689c7abc85892375e3fb43fc58adf976b71e6c694f33879865bbb652df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fea8a689c7abc85892375e3fb43fc58adf976b71e6c694f33879865bbb652df", kill_on_drop: false }`
[INFO] [stdout] 3fea8a689c7abc85892375e3fb43fc58adf976b71e6c694f33879865bbb652df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13281b2bca7de01a31e4fd506a68b4ea9e4e938b4c03058fe891098b3321cad7
[INFO] running `Command { std: "docker" "start" "-a" "13281b2bca7de01a31e4fd506a68b4ea9e4e938b4c03058fe891098b3321cad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling dir_tree v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "13281b2bca7de01a31e4fd506a68b4ea9e4e938b4c03058fe891098b3321cad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13281b2bca7de01a31e4fd506a68b4ea9e4e938b4c03058fe891098b3321cad7", kill_on_drop: false }`
[INFO] [stdout] 13281b2bca7de01a31e4fd506a68b4ea9e4e938b4c03058fe891098b3321cad7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25fbf71537178d2450f9ec574fa65eec8c7f5bf1bb2bd6169840c28e35b2039d
[INFO] running `Command { std: "docker" "start" "-a" "25fbf71537178d2450f9ec574fa65eec8c7f5bf1bb2bd6169840c28e35b2039d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dir_tree v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "25fbf71537178d2450f9ec574fa65eec8c7f5bf1bb2bd6169840c28e35b2039d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fbf71537178d2450f9ec574fa65eec8c7f5bf1bb2bd6169840c28e35b2039d", kill_on_drop: false }`
[INFO] [stdout] 25fbf71537178d2450f9ec574fa65eec8c7f5bf1bb2bd6169840c28e35b2039d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10205ec6f0908657eadb00a027b83ad3a3d1c8cd48228659fabfaa94637a16e8
[INFO] running `Command { std: "docker" "start" "-a" "10205ec6f0908657eadb00a027b83ad3a3d1c8cd48228659fabfaa94637a16e8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dir_tree-f314b8b32a9d6bba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_dir_tree ... ok
[INFO] [stderr]    Doc-tests dir_tree
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - generate_directory_tree (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10205ec6f0908657eadb00a027b83ad3a3d1c8cd48228659fabfaa94637a16e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10205ec6f0908657eadb00a027b83ad3a3d1c8cd48228659fabfaa94637a16e8", kill_on_drop: false }`
[INFO] [stdout] 10205ec6f0908657eadb00a027b83ad3a3d1c8cd48228659fabfaa94637a16e8