[INFO] fetching crate pre-rfc3243-libtw2-huffman 0.2.0...
[INFO] testing pre-rfc3243-libtw2-huffman-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pre-rfc3243-libtw2-huffman 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pre-rfc3243-libtw2-huffman 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pre-rfc3243-libtw2-huffman 0.2.0
[INFO] tweaked toml for crates.io crate pre-rfc3243-libtw2-huffman 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pre-rfc3243-libtw2-huffman 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pre-rfc3243-libtw2-huffman 0.2.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf705d9226ba2be339ca61404b3f2c60af785fe62164ef2ada360558915c6909
[INFO] running `Command { std: "docker" "start" "-a" "cf705d9226ba2be339ca61404b3f2c60af785fe62164ef2ada360558915c6909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf705d9226ba2be339ca61404b3f2c60af785fe62164ef2ada360558915c6909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf705d9226ba2be339ca61404b3f2c60af785fe62164ef2ada360558915c6909", kill_on_drop: false }`
[INFO] [stdout] cf705d9226ba2be339ca61404b3f2c60af785fe62164ef2ada360558915c6909
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ea498c18498dd6f08d6412d55ce0b98259bac34fb9fdfcb886fd91fb7a67f2d
[INFO] running `Command { std: "docker" "start" "-a" "6ea498c18498dd6f08d6412d55ce0b98259bac34fb9fdfcb886fd91fb7a67f2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling pre-rfc3243-libtw2-buffer v0.2.0
[INFO] [stderr]    Compiling pre-rfc3243-libtw2-common v0.2.0
[INFO] [stderr]    Compiling pre-rfc3243-libtw2-huffman v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "6ea498c18498dd6f08d6412d55ce0b98259bac34fb9fdfcb886fd91fb7a67f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea498c18498dd6f08d6412d55ce0b98259bac34fb9fdfcb886fd91fb7a67f2d", kill_on_drop: false }`
[INFO] [stdout] 6ea498c18498dd6f08d6412d55ce0b98259bac34fb9fdfcb886fd91fb7a67f2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa73709baa53b61e3e943c1e0260f9cb7e2aca8257062a66d21b4a9fd3de340c
[INFO] running `Command { std: "docker" "start" "-a" "aa73709baa53b61e3e943c1e0260f9cb7e2aca8257062a66d21b4a9fd3de340c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling pre-rfc3243-libtw2-huffman v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.77s
[INFO] running `Command { std: "docker" "inspect" "aa73709baa53b61e3e943c1e0260f9cb7e2aca8257062a66d21b4a9fd3de340c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa73709baa53b61e3e943c1e0260f9cb7e2aca8257062a66d21b4a9fd3de340c", kill_on_drop: false }`
[INFO] [stdout] aa73709baa53b61e3e943c1e0260f9cb7e2aca8257062a66d21b4a9fd3de340c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fd307219ca93b810ff05cff79ab9f0f20f32ec150f7cad8f900e98fdb458cae
[INFO] running `Command { std: "docker" "start" "-a" "1fd307219ca93b810ff05cff79ab9f0f20f32ec150f7cad8f900e98fdb458cae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtw2_huffman-920ebc785aab1f52)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::roundtrip_symbol ... ok
[INFO] [stdout] test test::roundtrip_node ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pre_rfc3243_libtw2_huffman-f9de35180bb41112)
[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]      Running tests/correctness.rs (/opt/rustwide/target/debug/deps/correctness-d737cf47af17c7bc)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compress ... ok
[INFO] [stdout] test compress_bug ... ok
[INFO] [stdout] test decompress_extend_stream ... ok
[INFO] [stdout] test from_frequencies ... ok
[INFO] [stdout] test decompress ... ok
[INFO] [stdout] test compressed_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libtw2_huffman
[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" "1fd307219ca93b810ff05cff79ab9f0f20f32ec150f7cad8f900e98fdb458cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd307219ca93b810ff05cff79ab9f0f20f32ec150f7cad8f900e98fdb458cae", kill_on_drop: false }`
[INFO] [stdout] 1fd307219ca93b810ff05cff79ab9f0f20f32ec150f7cad8f900e98fdb458cae
