[INFO] fetching crate rbtset 1.0.2...
[INFO] testing rbtset-1.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rbtset 1.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rbtset 1.0.2
[INFO] finished tweaking crates.io crate rbtset 1.0.2
[INFO] tweaked toml for crates.io crate rbtset 1.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbtset 1.0.2 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 72 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cc8eaeca42aed17c5b9c77b8cf4d893db58dd0cf27bad40b98182ec53e9a630
[INFO] running `Command { std: "docker" "start" "-a" "2cc8eaeca42aed17c5b9c77b8cf4d893db58dd0cf27bad40b98182ec53e9a630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc8eaeca42aed17c5b9c77b8cf4d893db58dd0cf27bad40b98182ec53e9a630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc8eaeca42aed17c5b9c77b8cf4d893db58dd0cf27bad40b98182ec53e9a630", kill_on_drop: false }`
[INFO] [stdout] 2cc8eaeca42aed17c5b9c77b8cf4d893db58dd0cf27bad40b98182ec53e9a630
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87108cdb3a8f63987aaa21757f9afbd37fd12c0054c6d17d66c3ce190c3a65d8
[INFO] running `Command { std: "docker" "start" "-a" "87108cdb3a8f63987aaa21757f9afbd37fd12c0054c6d17d66c3ce190c3a65d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbtset v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "87108cdb3a8f63987aaa21757f9afbd37fd12c0054c6d17d66c3ce190c3a65d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87108cdb3a8f63987aaa21757f9afbd37fd12c0054c6d17d66c3ce190c3a65d8", kill_on_drop: false }`
[INFO] [stdout] 87108cdb3a8f63987aaa21757f9afbd37fd12c0054c6d17d66c3ce190c3a65d8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07630fb91b44748a74ae2b0050675842e9fa6f3bdf33c9e279e44feba3748b8d
[INFO] running `Command { std: "docker" "start" "-a" "07630fb91b44748a74ae2b0050675842e9fa6f3bdf33c9e279e44feba3748b8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling rbtset v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/tree.rs:949:25
[INFO] [stdout]     |
[INFO] [stdout] 949 |         InvalidDepth(T, i64),
[INFO] [stdout]     |         ------------    ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InvalidReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 949 -         InvalidDepth(T, i64),
[INFO] [stdout] 949 +         InvalidDepth(T, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "07630fb91b44748a74ae2b0050675842e9fa6f3bdf33c9e279e44feba3748b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07630fb91b44748a74ae2b0050675842e9fa6f3bdf33c9e279e44feba3748b8d", kill_on_drop: false }`
[INFO] [stdout] 07630fb91b44748a74ae2b0050675842e9fa6f3bdf33c9e279e44feba3748b8d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8089660c49101b4e669c3c8a3c1d7df2524b9ec8764f7f83e0ff967bee4560d
[INFO] running `Command { std: "docker" "start" "-a" "a8089660c49101b4e669c3c8a3c1d7df2524b9ec8764f7f83e0ff967bee4560d", kill_on_drop: false }`
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> src/tree.rs:949:25
[INFO] [stderr]     |
[INFO] [stderr] 949 |         InvalidDepth(T, i64),
[INFO] [stderr]     |         ------------    ^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `InvalidReason` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 949 -         InvalidDepth(T, i64),
[INFO] [stderr] 949 +         InvalidDepth(T, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rbtset` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbtset-ab8e605980d16342)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tree::tests::clone ... ok
[INFO] [stdout] test tree::tests::delete ... ok
[INFO] [stdout] test tree::tests::repack ... ok
[INFO] [stdout] test tree::tests::delete_pseudoleaves ... ok
[INFO] [stdout] test tree::tests::rotate_left_root ... ok
[INFO] [stdout] test tree::tests::rotate_right_parent ... ok
[INFO] [stdout] test tree::tests::rotate_right_root ... ok
[INFO] [stdout] test tree::tests::rotate_left_parent ... ok
[INFO] [stdout] test tree::tests::iterator ... ok
[INFO] [stdout] test tree::tests::insert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbtset
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::get (line 87) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::last (line 490) ... ok
[INFO] [stdout] test src/lib.rs - Consecutive (line 22) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::iter (line 542) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::remove_node (line 396) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::remove (line 254) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::repack (line 648) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet (line 31) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::get_node (line 297) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::dump_tree_as_dot (line 738) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::values (line 591) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::first (line 470) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::is_empty (line 526) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::insert (line 227) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::len (line 510) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::iter_from (line 564) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::clear (line 276) ... ok
[INFO] [stdout] test src/tree.rs - tree::RBTreeSet<T>::values_from (line 620) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8089660c49101b4e669c3c8a3c1d7df2524b9ec8764f7f83e0ff967bee4560d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8089660c49101b4e669c3c8a3c1d7df2524b9ec8764f7f83e0ff967bee4560d", kill_on_drop: false }`
[INFO] [stdout] a8089660c49101b4e669c3c8a3c1d7df2524b9ec8764f7f83e0ff967bee4560d