[INFO] fetching crate treeid 0.3.11...
[INFO] testing treeid-0.3.11 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate treeid 0.3.11 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate treeid 0.3.11
[INFO] finished tweaking crates.io crate treeid 0.3.11
[INFO] tweaked toml for crates.io crate treeid 0.3.11 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treeid 0.3.11 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.7.11 (available: v0.14.0)
[INFO] [stderr]       Adding num-bigint v0.2.6 (available: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (available: v0.4.2)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e73924fa4674ee47b55f0692a39cb9223e5b9d647fa47ccab88c73d617ac08c3
[INFO] running `Command { std: "docker" "start" "-a" "e73924fa4674ee47b55f0692a39cb9223e5b9d647fa47ccab88c73d617ac08c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e73924fa4674ee47b55f0692a39cb9223e5b9d647fa47ccab88c73d617ac08c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73924fa4674ee47b55f0692a39cb9223e5b9d647fa47ccab88c73d617ac08c3", kill_on_drop: false }`
[INFO] [stdout] e73924fa4674ee47b55f0692a39cb9223e5b9d647fa47ccab88c73d617ac08c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1cd26a9c8c3443593467f09c1f2e0265a3a3ed31dd7d2071d333ed649c0ce3b
[INFO] running `Command { std: "docker" "start" "-a" "f1cd26a9c8c3443593467f09c1f2e0265a3a3ed31dd7d2071d333ed649c0ce3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling treeid v0.3.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(test, specialization)]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "f1cd26a9c8c3443593467f09c1f2e0265a3a3ed31dd7d2071d333ed649c0ce3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cd26a9c8c3443593467f09c1f2e0265a3a3ed31dd7d2071d333ed649c0ce3b", kill_on_drop: false }`
[INFO] [stdout] f1cd26a9c8c3443593467f09c1f2e0265a3a3ed31dd7d2071d333ed649c0ce3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bde44492a55008eba98dd441f3cc0274e90db982e99a70d5389c2de13549e4d
[INFO] running `Command { std: "docker" "start" "-a" "2bde44492a55008eba98dd441f3cc0274e90db982e99a70d5389c2de13549e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(test, specialization)]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling treeid v0.3.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> src/lib.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(test, specialization)]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "2bde44492a55008eba98dd441f3cc0274e90db982e99a70d5389c2de13549e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bde44492a55008eba98dd441f3cc0274e90db982e99a70d5389c2de13549e4d", kill_on_drop: false }`
[INFO] [stdout] 2bde44492a55008eba98dd441f3cc0274e90db982e99a70d5389c2de13549e4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef370c25b4827b0703b30f695a7153f2ae2d4f493478d2a8499afb8c93141381
[INFO] running `Command { std: "docker" "start" "-a" "ef370c25b4827b0703b30f695a7153f2ae2d4f493478d2a8499afb8c93141381", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 | #![feature(test, specialization)]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stderr]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stderr]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `treeid` (lib) generated 1 warning
[INFO] [stderr] warning: `treeid` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treeid-ee564d7fb64ed2b3)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::binary_hi_16 ... ok
[INFO] [stdout] test tests::binary_hi_2 ... ok
[INFO] [stdout] test tests::binary_hi_32 ... ok
[INFO] [stdout] test tests::binary_hi_8 ... ok
[INFO] [stdout] test tests::binary_hi_64 ... ok
[INFO] [stdout] test tests::binary_lo_16 ... ok
[INFO] [stdout] test tests::binary_lo_32 ... ok
[INFO] [stdout] test tests::binary_lo_4 ... ok
[INFO] [stdout] test tests::binary_hi_4 ... ok
[INFO] [stdout] test tests::binary_lo_64 ... ok
[INFO] [stdout] test tests::binary_lo_8 ... ok
[INFO] [stdout] test tests::child_parent_eq ... ok
[INFO] [stdout] test tests::edge_case ... ok
[INFO] [stdout] test tests::binary_lo_2 ... ok
[INFO] [stdout] test tests::bfs_iter_round_trip ... ok
[INFO] [stderr]    Doc-tests treeid
[INFO] [stdout] test tests::lcf_enc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 | #![feature(test, specialization)]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stderr]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stderr]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::push_bits (line 121) ... ok
[INFO] [stdout] test src/bits.rs - bits::rotate_add (line 45) ... ok
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::push_bits (line 132) ... ok
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::push_bit (line 80) ... ok
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::push (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Node::from_parts (line 259) ... ok
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::trailing_pad (line 254) ... ok
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::align (line 217) ... ok
[INFO] [stdout] test src/lib.rs - Node (line 96) ... ok
[INFO] [stdout] test src/lib.rs - Node (line 63) ... ok
[INFO] [stdout] test src/lib.rs - Node::from_binary (line 453) ... ok
[INFO] [stdout] test src/lib.rs - Node::key (line 236) ... ok
[INFO] [stdout] test src/lib.rs - Node::is_root (line 440) ... ok
[INFO] [stdout] test src/lib.rs - Node::child (line 344) ... ok
[INFO] [stdout] test src/bits.rs - bits::kth_bit (line 7) ... ok
[INFO] [stdout] test src/bitter.rs - bitter::BitWriter::push_bytes (line 59) ... ok
[INFO] [stdout] test src/lib.rs - Node::parent (line 316) ... ok
[INFO] [stdout] test src/lib.rs - Node::position (line 223) ... ok
[INFO] [stdout] test src/lib.rs - Node (line 150) ... ok
[INFO] [stdout] test src/lib.rs - Node::sibling (line 371) ... ok
[INFO] [stdout] test src/lib.rs - Node::pred (line 402) ... ok
[INFO] [stdout] test src/lib.rs - Node::succ (line 423) ... ok
[INFO] [stdout] test src/lib.rs - Node::root (line 208) ... ok
[INFO] [stdout] test src/lib.rs - Node::to_binary (line 546) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef370c25b4827b0703b30f695a7153f2ae2d4f493478d2a8499afb8c93141381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef370c25b4827b0703b30f695a7153f2ae2d4f493478d2a8499afb8c93141381", kill_on_drop: false }`
[INFO] [stdout] ef370c25b4827b0703b30f695a7153f2ae2d4f493478d2a8499afb8c93141381