[INFO] fetching crate mbrman 0.4.0...
[INFO] testing mbrman-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mbrman 0.4.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mbrman 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mbrman 0.4.0
[INFO] finished tweaking crates.io crate mbrman 0.4.0
[INFO] tweaked toml for crates.io crate mbrman 0.4.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d425ad43ee0ab412a32e9744e4939f94ee49d20a2fd51cdd7368ebbb379631a
[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" "0d425ad43ee0ab412a32e9744e4939f94ee49d20a2fd51cdd7368ebbb379631a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d425ad43ee0ab412a32e9744e4939f94ee49d20a2fd51cdd7368ebbb379631a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d425ad43ee0ab412a32e9744e4939f94ee49d20a2fd51cdd7368ebbb379631a", kill_on_drop: false }`
[INFO] [stdout] 0d425ad43ee0ab412a32e9744e4939f94ee49d20a2fd51cdd7368ebbb379631a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "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] da389c8aa42f26dfe2813ea18c2300a73e42187fbdd5064eaf6e985d836e1eba
[INFO] running `Command { std: "docker" "start" "-a" "da389c8aa42f26dfe2813ea18c2300a73e42187fbdd5064eaf6e985d836e1eba", kill_on_drop: false }`
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling bitvec v0.21.2
[INFO] [stderr]    Compiling mbrman v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.74s
[INFO] running `Command { std: "docker" "inspect" "da389c8aa42f26dfe2813ea18c2300a73e42187fbdd5064eaf6e985d836e1eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da389c8aa42f26dfe2813ea18c2300a73e42187fbdd5064eaf6e985d836e1eba", kill_on_drop: false }`
[INFO] [stdout] da389c8aa42f26dfe2813ea18c2300a73e42187fbdd5064eaf6e985d836e1eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29cbdcad1b45bf9ebfd860a68326f52fcf8367c21d906a09d92c804763e8730c
[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" "29cbdcad1b45bf9ebfd860a68326f52fcf8367c21d906a09d92c804763e8730c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbrman v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "29cbdcad1b45bf9ebfd860a68326f52fcf8367c21d906a09d92c804763e8730c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29cbdcad1b45bf9ebfd860a68326f52fcf8367c21d906a09d92c804763e8730c", kill_on_drop: false }`
[INFO] [stdout] 29cbdcad1b45bf9ebfd860a68326f52fcf8367c21d906a09d92c804763e8730c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef24708d844e107420ee01119cc76622a5ebb5b83e45017e69729a1f679f5cfd
[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" "ef24708d844e107420ee01119cc76622a5ebb5b83e45017e69729a1f679f5cfd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mbrman-b9012ba441e6eb08)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::bootstrap_code_deref_derefmut_and_as_slice ... ok
[INFO] [stdout] test tests::convert_chs_to_lba_and_back ... ok
[INFO] [stdout] test tests::deserizlize_maximum_chs_value ... ok
[INFO] [stdout] test tests::align_chs_to_cylinder ... ok
[INFO] [stdout] test tests::find_free_sectors ... ok
[INFO] [stdout] test tests::push_logical_partition_aligned_to_cylinder ... ok
[INFO] [stdout] test tests::read_disk1 ... ok
[INFO] [stdout] test tests::read_empty_extended_partition ... ok
[INFO] [stdout] test tests::remove_logical_partition ... ok
[INFO] [stdout] test tests::push_logical_partition_check_within_range ... ok
[INFO] [stdout] test tests::serialize_and_deserizlize_some_chs_value ... ok
[INFO] [stdout] test tests::serialize_maximum_chs_value ... ok
[INFO] [stdout] test tests::find_at_sector ... ok
[INFO] [stdout] test tests::read_disk2 ... ok
[INFO] [stdout] test tests::new_mbr_then_write_then_read_twice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mbrman
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - MBR::get_maximum_partition_size (line 837) ... ok
[INFO] [stdout] test src/lib.rs - MBR::find_first_place (line 727) ... ok
[INFO] [stdout] test src/lib.rs - MBR::new_from (line 357) ... ok
[INFO] [stdout] test src/lib.rs - MBR::find_optimal_place (line 798) ... ok
[INFO] [stdout] test src/lib.rs - MBR::find_last_place (line 762) ... ok
[INFO] [stdout] test src/lib.rs - MBR::find_free_sectors (line 651) ... ok
[INFO] [stdout] test src/lib.rs - MBRPartitionEntry::empty (line 1346) ... ok
[INFO] [stdout] test src/lib.rs - MBR (line 228) ... ok
[INFO] [stdout] test src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/lib.rs - (line 110) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - MBR::read_from (line 388) ... ok
[INFO] [stdout] test src/lib.rs - MBR::write_into (line 518) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef24708d844e107420ee01119cc76622a5ebb5b83e45017e69729a1f679f5cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef24708d844e107420ee01119cc76622a5ebb5b83e45017e69729a1f679f5cfd", kill_on_drop: false }`
[INFO] [stdout] ef24708d844e107420ee01119cc76622a5ebb5b83e45017e69729a1f679f5cfd