[INFO] fetching crate simple-binary-tree 0.1.0...
[INFO] testing simple-binary-tree-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate simple-binary-tree 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate simple-binary-tree 0.1.0
[INFO] finished tweaking crates.io crate simple-binary-tree 0.1.0
[INFO] tweaked toml for crates.io crate simple-binary-tree 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-binary-tree 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcdb355ce4cbd3a66e10e5eefd9fd17d77ef8640e3cc129de35c2986c0c06cef
[INFO] running `Command { std: "docker" "start" "-a" "dcdb355ce4cbd3a66e10e5eefd9fd17d77ef8640e3cc129de35c2986c0c06cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcdb355ce4cbd3a66e10e5eefd9fd17d77ef8640e3cc129de35c2986c0c06cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdb355ce4cbd3a66e10e5eefd9fd17d77ef8640e3cc129de35c2986c0c06cef", kill_on_drop: false }`
[INFO] [stdout] dcdb355ce4cbd3a66e10e5eefd9fd17d77ef8640e3cc129de35c2986c0c06cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fccd9b91fa6262f4ac874d78130f86c307e928dda11c130fb0942ac8e8ea61fd
[INFO] running `Command { std: "docker" "start" "-a" "fccd9b91fa6262f4ac874d78130f86c307e928dda11c130fb0942ac8e8ea61fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-binary-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "fccd9b91fa6262f4ac874d78130f86c307e928dda11c130fb0942ac8e8ea61fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fccd9b91fa6262f4ac874d78130f86c307e928dda11c130fb0942ac8e8ea61fd", kill_on_drop: false }`
[INFO] [stdout] fccd9b91fa6262f4ac874d78130f86c307e928dda11c130fb0942ac8e8ea61fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fa1f6ba102ee420c014e7a3506d1532869f016996d34892c7eaeb9426512c3b
[INFO] running `Command { std: "docker" "start" "-a" "0fa1f6ba102ee420c014e7a3506d1532869f016996d34892c7eaeb9426512c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-binary-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "0fa1f6ba102ee420c014e7a3506d1532869f016996d34892c7eaeb9426512c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa1f6ba102ee420c014e7a3506d1532869f016996d34892c7eaeb9426512c3b", kill_on_drop: false }`
[INFO] [stdout] 0fa1f6ba102ee420c014e7a3506d1532869f016996d34892c7eaeb9426512c3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bbf36a7f0da5a1bf3d8313d1e300e3d0da9e912e90f9dca99cae73a2ba485117
[INFO] running `Command { std: "docker" "start" "-a" "bbf36a7f0da5a1bf3d8313d1e300e3d0da9e912e90f9dca99cae73a2ba485117", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_binary_tree-62f33eda2497da95)
[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] [stderr]    Doc-tests simple_binary_tree
[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" "bbf36a7f0da5a1bf3d8313d1e300e3d0da9e912e90f9dca99cae73a2ba485117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf36a7f0da5a1bf3d8313d1e300e3d0da9e912e90f9dca99cae73a2ba485117", kill_on_drop: false }`
[INFO] [stdout] bbf36a7f0da5a1bf3d8313d1e300e3d0da9e912e90f9dca99cae73a2ba485117