[INFO] fetching crate huffman-compress 0.6.1... [INFO] testing huffman-compress-0.6.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate huffman-compress 0.6.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate huffman-compress 0.6.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate huffman-compress 0.6.1 [INFO] finished tweaking crates.io crate huffman-compress 0.6.1 [INFO] tweaked toml for crates.io crate huffman-compress 0.6.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5ee4d0c9ebdae0ad60e8fb87665c4e43e00f0b59b14b6f50025b45a4d9ba91e2 [INFO] running `Command { std: "docker" "start" "-a" "5ee4d0c9ebdae0ad60e8fb87665c4e43e00f0b59b14b6f50025b45a4d9ba91e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ee4d0c9ebdae0ad60e8fb87665c4e43e00f0b59b14b6f50025b45a4d9ba91e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ee4d0c9ebdae0ad60e8fb87665c4e43e00f0b59b14b6f50025b45a4d9ba91e2", kill_on_drop: false }` [INFO] [stdout] 5ee4d0c9ebdae0ad60e8fb87665c4e43e00f0b59b14b6f50025b45a4d9ba91e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfd42ba487bf1a9f3b677c8f24ced9435cfd0414b2053b68c9c083c489442a2e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dfd42ba487bf1a9f3b677c8f24ced9435cfd0414b2053b68c9c083c489442a2e", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling huffman-compress v0.6.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "dfd42ba487bf1a9f3b677c8f24ced9435cfd0414b2053b68c9c083c489442a2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfd42ba487bf1a9f3b677c8f24ced9435cfd0414b2053b68c9c083c489442a2e", kill_on_drop: false }` [INFO] [stdout] dfd42ba487bf1a9f3b677c8f24ced9435cfd0414b2053b68c9c083c489442a2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f04326d685857ba686ff9701560eb059023381c3a9c87514528dc8bc3d50a60 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8f04326d685857ba686ff9701560eb059023381c3a9c87514528dc8bc3d50a60", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling env_logger v0.8.4 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling quickcheck v1.0.3 [INFO] [stderr] Compiling huffman-compress v0.6.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.68s [INFO] running `Command { std: "docker" "inspect" "8f04326d685857ba686ff9701560eb059023381c3a9c87514528dc8bc3d50a60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f04326d685857ba686ff9701560eb059023381c3a9c87514528dc8bc3d50a60", kill_on_drop: false }` [INFO] [stdout] 8f04326d685857ba686ff9701560eb059023381c3a9c87514528dc8bc3d50a60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 08cb4db71c15858b96603ed01ee2c0197c5326f6e98d2d9c92fc4dbc1266197a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "08cb4db71c15858b96603ed01ee2c0197c5326f6e98d2d9c92fc4dbc1266197a", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/huffman_compress-8cd29c78256653aa) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::test_uniform ... ok [INFO] [stdout] test tests::test_empty ... ok [INFO] [stdout] test tests::test_single ... ok [INFO] [stdout] test tests::efficient_order ... ok [INFO] [stdout] test tests::test_uniform_from_static ... ok [INFO] [stderr] Doc-tests huffman-compress [INFO] [stdout] test tests::encode_decode_bytes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 14) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.26s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "08cb4db71c15858b96603ed01ee2c0197c5326f6e98d2d9c92fc4dbc1266197a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08cb4db71c15858b96603ed01ee2c0197c5326f6e98d2d9c92fc4dbc1266197a", kill_on_drop: false }` [INFO] [stdout] 08cb4db71c15858b96603ed01ee2c0197c5326f6e98d2d9c92fc4dbc1266197a