[INFO] fetching crate union-find-rs 0.2.1...
[INFO] testing union-find-rs-0.2.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate union-find-rs 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate union-find-rs 0.2.1
[INFO] finished tweaking crates.io crate union-find-rs 0.2.1
[INFO] tweaked toml for crates.io crate union-find-rs 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate union-find-rs 0.2.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37
[INFO] running `Command { std: "docker" "start" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling union-find-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling union-find-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/union-find-rs/db43b1f780d7d50d/out/union_find_rs-db43b1f780d7d50d)
[INFO] [stdout] 
[INFO] [stdout] running 92 tests
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::make_set_only::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::make_set_only::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::make_set_only::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::make_set_only::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::path_compression::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::path_compression::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::path_compression::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_all::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_all::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_by_hash_parity::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_all::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::make_set_only::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::make_set_only::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_by_hash_parity::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::make_set_only::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::path_compression::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::make_set_only::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_by_hash_parity::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_all::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::path_compression::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::path_compression::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity::union_by_hash_parity::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::path_compression::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_all::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::path_compression::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::make_set_only::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_all::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_by_hash_parity::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_all::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::make_set_only::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_by_hash_parity::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::make_set_only::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::path_compression::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_by_hash_parity::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::make_set_only::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::path_compression::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::path_compression::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_all::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_all::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_all::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_compression::union_by_hash_parity::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_all::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::path_compression::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::make_set_only::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::make_set_only::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_by_hash_parity::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::make_set_only::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::make_set_only::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_by_hash_parity::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_all::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_by_hash_parity::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_capacity_path_splitting::union_by_hash_parity::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::path_compression::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::path_compression::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::path_compression::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_all::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::path_compression::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::make_set_only::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_all::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_all::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::make_set_only::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::make_set_only::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_by_hash_parity::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_by_hash_parity::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_by_hash_parity::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::make_set_only::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_by_hash_parity::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_all::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::path_compression::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::path_compression::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_new::union_all::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::path_compression::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_all::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_by_hash_parity::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::make_set_only::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::make_set_only::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_all::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_by_hash_parity::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_all::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_by_hash_parity::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::make_set_only::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::path_compression::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::make_set_only::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_all::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_all::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_compression::union_by_hash_parity::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_by_hash_parity::test_with_copyable_structs ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_all::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_by_hash_parity::test_noncopyable ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_all::test_with_i64 ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_by_hash_parity::test_with_usize ... ok
[INFO] [stdout] test disjoint_sets::tests::construct_with_path_splitting::union_by_hash_parity::test_with_i64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 92 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 41.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests union_find_rs
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::clear (line 279) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::len (line 244) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::contains (line 261) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::reserve (line 303) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::capacity (line 342) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets (line 42) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::new (line 167) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T> (line 464) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::with_strategy (line 186) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind (line 57) - compile fail ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::shrink_to_fit (line 320) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::with_capacity_strategy (line 207) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind (line 36) ... ok
[INFO] [stdout] test src/disjoint_sets.rs - disjoint_sets::DisjointSets<T>::with_capacity (line 228) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind (line 44) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind::find_set (line 93) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind::union (line 162) ... ok
[INFO] [stdout] test src/traits.rs - traits::UnionFind::make_set (line 127) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37", kill_on_drop: false }`
[INFO] [stdout] 7a89b1bc702e23bfcd4ba86451559fbe53a2e8510135439ef81dad6f5365ea37
