[INFO] fetching crate u8bits 0.1.0... [INFO] testing u8bits-0.1.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate u8bits 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate u8bits 0.1.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate u8bits 0.1.0 [INFO] finished tweaking crates.io crate u8bits 0.1.0 [INFO] tweaked toml for crates.io crate u8bits 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded surjective-enum v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de95dbff111ff39f33784583f2a0f2cbec67992c67260ae3f9cf39cef380e2f8 [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" "de95dbff111ff39f33784583f2a0f2cbec67992c67260ae3f9cf39cef380e2f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de95dbff111ff39f33784583f2a0f2cbec67992c67260ae3f9cf39cef380e2f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de95dbff111ff39f33784583f2a0f2cbec67992c67260ae3f9cf39cef380e2f8", kill_on_drop: false }` [INFO] [stdout] de95dbff111ff39f33784583f2a0f2cbec67992c67260ae3f9cf39cef380e2f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", 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] 430187315ee8ef34fffb0b702d1d9774d1124503d2aa9695ae1e6cbe9dc208e8 [INFO] running `Command { std: "docker" "start" "-a" "430187315ee8ef34fffb0b702d1d9774d1124503d2aa9695ae1e6cbe9dc208e8", kill_on_drop: false }` [INFO] [stderr] Compiling u8bits v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "430187315ee8ef34fffb0b702d1d9774d1124503d2aa9695ae1e6cbe9dc208e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "430187315ee8ef34fffb0b702d1d9774d1124503d2aa9695ae1e6cbe9dc208e8", kill_on_drop: false }` [INFO] [stdout] 430187315ee8ef34fffb0b702d1d9774d1124503d2aa9695ae1e6cbe9dc208e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6ede2fcb2f43101b0d15274b505e74497af9d84eef66de2b4885c2c9bc49023 [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" "a6ede2fcb2f43101b0d15274b505e74497af9d84eef66de2b4885c2c9bc49023", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling surjective-enum v0.1.0 [INFO] [stderr] Compiling u8bits v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.45s [INFO] running `Command { std: "docker" "inspect" "a6ede2fcb2f43101b0d15274b505e74497af9d84eef66de2b4885c2c9bc49023", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6ede2fcb2f43101b0d15274b505e74497af9d84eef66de2b4885c2c9bc49023", kill_on_drop: false }` [INFO] [stdout] a6ede2fcb2f43101b0d15274b505e74497af9d84eef66de2b4885c2c9bc49023 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3d98f6b3639c18a5dc4b3d227e246ddabb8a37388bf0d15719d3eca36087ade7 [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" "3d98f6b3639c18a5dc4b3d227e246ddabb8a37388bf0d15719d3eca36087ade7", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/u8bits-f4cb34dced1a0dec) [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-bf08c40c3e6bea10) [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests u8bits [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - u8bits (line 71) ... ok [INFO] [stdout] test src/lib.rs - u8bits (line 86) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3d98f6b3639c18a5dc4b3d227e246ddabb8a37388bf0d15719d3eca36087ade7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d98f6b3639c18a5dc4b3d227e246ddabb8a37388bf0d15719d3eca36087ade7", kill_on_drop: false }` [INFO] [stdout] 3d98f6b3639c18a5dc4b3d227e246ddabb8a37388bf0d15719d3eca36087ade7