[INFO] fetching crate treefy 0.1.0...
[INFO] testing treefy-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate treefy 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate treefy 0.1.0
[INFO] finished tweaking crates.io crate treefy 0.1.0
[INFO] tweaked toml for crates.io crate treefy 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate treefy 0.1.0 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] crate crates.io crate treefy 0.1.0 already has a lockfile, it will not be regenerated
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6da5b890283e783f2971e138ffc4301a899bb508334112c4a183168e8a7da957
[INFO] running `Command { std: "docker" "start" "-a" "6da5b890283e783f2971e138ffc4301a899bb508334112c4a183168e8a7da957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6da5b890283e783f2971e138ffc4301a899bb508334112c4a183168e8a7da957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da5b890283e783f2971e138ffc4301a899bb508334112c4a183168e8a7da957", kill_on_drop: false }`
[INFO] [stdout] 6da5b890283e783f2971e138ffc4301a899bb508334112c4a183168e8a7da957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 950bf4f57d21568545f5f0ab5b1733d176623ab42ed31e570125816b0f0f1252
[INFO] running `Command { std: "docker" "start" "-a" "950bf4f57d21568545f5f0ab5b1733d176623ab42ed31e570125816b0f0f1252", kill_on_drop: false }`
[INFO] [stderr]    Compiling treefy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "950bf4f57d21568545f5f0ab5b1733d176623ab42ed31e570125816b0f0f1252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950bf4f57d21568545f5f0ab5b1733d176623ab42ed31e570125816b0f0f1252", kill_on_drop: false }`
[INFO] [stdout] 950bf4f57d21568545f5f0ab5b1733d176623ab42ed31e570125816b0f0f1252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 62c0a22bfd61be3d1c99e7717caed7a40eaa4ed496857ea80db5bf885c9200cc
[INFO] running `Command { std: "docker" "start" "-a" "62c0a22bfd61be3d1c99e7717caed7a40eaa4ed496857ea80db5bf885c9200cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling treefy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "62c0a22bfd61be3d1c99e7717caed7a40eaa4ed496857ea80db5bf885c9200cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c0a22bfd61be3d1c99e7717caed7a40eaa4ed496857ea80db5bf885c9200cc", kill_on_drop: false }`
[INFO] [stdout] 62c0a22bfd61be3d1c99e7717caed7a40eaa4ed496857ea80db5bf885c9200cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 497b5cdd93427cbd9bcf49e666f04a05a5f958c0907a8d96c3f66b7e35f9839d
[INFO] running `Command { std: "docker" "start" "-a" "497b5cdd93427cbd9bcf49e666f04a05a5f958c0907a8d96c3f66b7e35f9839d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/treefy-1bc6b1ff509f5923)
[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" "497b5cdd93427cbd9bcf49e666f04a05a5f958c0907a8d96c3f66b7e35f9839d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497b5cdd93427cbd9bcf49e666f04a05a5f958c0907a8d96c3f66b7e35f9839d", kill_on_drop: false }`
[INFO] [stdout] 497b5cdd93427cbd9bcf49e666f04a05a5f958c0907a8d96c3f66b7e35f9839d