[INFO] fetching crate littlefs2 0.3.1...
[INFO] testing littlefs2-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate littlefs2 0.3.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate littlefs2 0.3.1 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 littlefs2 0.3.1
[INFO] finished tweaking crates.io crate littlefs2 0.3.1
[INFO] tweaked toml for crates.io crate littlefs2 0.3.1 written to /workspace/builds/worker-88/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] [stdout] 7a786c4bd13bafe3e96022cc3fee41e45d616c15c0736b1f94636caafe2d3804
[INFO] running `Command { std: "docker" "start" "-a" "7a786c4bd13bafe3e96022cc3fee41e45d616c15c0736b1f94636caafe2d3804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a786c4bd13bafe3e96022cc3fee41e45d616c15c0736b1f94636caafe2d3804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a786c4bd13bafe3e96022cc3fee41e45d616c15c0736b1f94636caafe2d3804", kill_on_drop: false }`
[INFO] [stdout] 7a786c4bd13bafe3e96022cc3fee41e45d616c15c0736b1f94636caafe2d3804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] a02b16e391763f40cec3fc8b78d1991a8de8910a611bc209b97b38cc0d57cfca
[INFO] running `Command { std: "docker" "start" "-a" "a02b16e391763f40cec3fc8b78d1991a8de8910a611bc209b97b38cc0d57cfca", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling heapless v0.7.5
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling delog v0.1.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling clang-sys v1.2.2
[INFO] [stderr]    Compiling cstr_core v0.2.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling littlefs2-sys v0.1.6
[INFO] [stderr]    Compiling littlefs2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.73s
[INFO] running `Command { std: "docker" "inspect" "a02b16e391763f40cec3fc8b78d1991a8de8910a611bc209b97b38cc0d57cfca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02b16e391763f40cec3fc8b78d1991a8de8910a611bc209b97b38cc0d57cfca", kill_on_drop: false }`
[INFO] [stdout] a02b16e391763f40cec3fc8b78d1991a8de8910a611bc209b97b38cc0d57cfca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] eea37e995ef7592eee9be5729ca4e9802c41179a821a14d909c13015a0c7bb88
[INFO] running `Command { std: "docker" "start" "-a" "eea37e995ef7592eee9be5729ca4e9802c41179a821a14d909c13015a0c7bb88", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling ssmarshal v1.0.0
[INFO] [stderr]    Compiling littlefs2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.02s
[INFO] running `Command { std: "docker" "inspect" "eea37e995ef7592eee9be5729ca4e9802c41179a821a14d909c13015a0c7bb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea37e995ef7592eee9be5729ca4e9802c41179a821a14d909c13015a0c7bb88", kill_on_drop: false }`
[INFO] [stdout] eea37e995ef7592eee9be5729ca4e9802c41179a821a14d909c13015a0c7bb88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 3d4ba538d738cd55e4e0008e41bbff5fdbdf90ee993f5da96e2204c4bca0777c
[INFO] running `Command { std: "docker" "start" "-a" "3d4ba538d738cd55e4e0008e41bbff5fdbdf90ee993f5da96e2204c4bca0777c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/littlefs2-7663c1e7090bda2b)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test fs::tests::open_file_with_options_and_then ... ok
[INFO] [stdout] test fs::tests::path ... ok
[INFO] [stdout] test fs::tests::nested ... ok
[INFO] [stdout] test fs::tests::issue_3_original_report ... ok
[INFO] [stdout] test path::tests::nulls ... ok
[INFO] [stdout] test path::tests::join ... ok
[INFO] [stdout] test path::tests::trailing_nuls ... ok
[INFO] [stdout] test fs::tests::remove_dir_all ... ok
[INFO] [stdout] test tests::attributes ... ok
[INFO] [stdout] test tests::borrow_fs_allocation ... ok
[INFO] [stdout] test fs::tests::todo ... ok
[INFO] [stdout] test tests::version ... ok
[INFO] [stdout] test tests::test_fancy_open ... ok
[INFO] [stdout] test tests::borrow_fs_allocation3 ... ok
[INFO] [stdout] test tests::test_iter_dirs ... ok
[INFO] [stdout] test tests::test_unbind ... ok
[INFO] [stdout] test tests::borrow_fs_allocation2 ... ok
[INFO] [stdout] test tests::test_file_set_len ... ok
[INFO] [stdout] test tests::format ... ok
[INFO] [stdout] test tests::test_create ... ok
[INFO] [stdout] test tests::test_fs_with ... ok
[INFO] [stdout] test tests::test_seek ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_serde.rs (/opt/rustwide/target/debug/deps/test_serde-94d6ff705655e0c4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests littlefs2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d4ba538d738cd55e4e0008e41bbff5fdbdf90ee993f5da96e2204c4bca0777c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4ba538d738cd55e4e0008e41bbff5fdbdf90ee993f5da96e2204c4bca0777c", kill_on_drop: false }`
[INFO] [stdout] 3d4ba538d738cd55e4e0008e41bbff5fdbdf90ee993f5da96e2204c4bca0777c