[INFO] fetching crate littlefs2 0.2.2...
[INFO] testing littlefs2-0.2.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate littlefs2 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate littlefs2 0.2.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate littlefs2 0.2.2
[INFO] finished tweaking crates.io crate littlefs2 0.2.2
[INFO] tweaked toml for crates.io crate littlefs2 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cstr_core v0.1.0
[INFO] [stderr]   Downloaded delog v0.1.2
[INFO] [stderr]   Downloaded cty v0.1.5
[INFO] [stderr]   Downloaded littlefs2-sys v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c71b35e757b093dbdf013aee9885a2352e5b3c5e6e9989bbefb52bd2a3960f94
[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" "c71b35e757b093dbdf013aee9885a2352e5b3c5e6e9989bbefb52bd2a3960f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c71b35e757b093dbdf013aee9885a2352e5b3c5e6e9989bbefb52bd2a3960f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c71b35e757b093dbdf013aee9885a2352e5b3c5e6e9989bbefb52bd2a3960f94", kill_on_drop: false }`
[INFO] [stdout] c71b35e757b093dbdf013aee9885a2352e5b3c5e6e9989bbefb52bd2a3960f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c06dc7b02baa992a3a0c6724acdd368034c579fe03f821fde637afd5791965d2
[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" "c06dc7b02baa992a3a0c6724acdd368034c579fe03f821fde637afd5791965d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling delog v0.1.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling cty v0.1.5
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling cstr_core v0.1.0
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling littlefs2-sys v0.1.6
[INFO] [stderr]    Compiling littlefs2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.51s
[INFO] running `Command { std: "docker" "inspect" "c06dc7b02baa992a3a0c6724acdd368034c579fe03f821fde637afd5791965d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06dc7b02baa992a3a0c6724acdd368034c579fe03f821fde637afd5791965d2", kill_on_drop: false }`
[INFO] [stdout] c06dc7b02baa992a3a0c6724acdd368034c579fe03f821fde637afd5791965d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e972b86c783c161877c3d7064eb46b3693aed5cd92228de2e1b4d7dd5b98e5cb
[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" "e972b86c783c161877c3d7064eb46b3693aed5cd92228de2e1b4d7dd5b98e5cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling ssmarshal v1.0.0
[INFO] [stderr]    Compiling littlefs2 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "e972b86c783c161877c3d7064eb46b3693aed5cd92228de2e1b4d7dd5b98e5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e972b86c783c161877c3d7064eb46b3693aed5cd92228de2e1b4d7dd5b98e5cb", kill_on_drop: false }`
[INFO] [stdout] e972b86c783c161877c3d7064eb46b3693aed5cd92228de2e1b4d7dd5b98e5cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c2ad42766b9da800582e8333e6f8db5a58853833dc380f853bfe9d40636a73e
[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" "1c2ad42766b9da800582e8333e6f8db5a58853833dc380f853bfe9d40636a73e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 22 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/littlefs2-ff6f998e2c9c2a21)
[INFO] [stdout] test fs::tests::nested ... ok
[INFO] [stdout] test fs::tests::issue_3_original_report ... ok
[INFO] [stdout] test fs::tests::open_file_with_options_and_then ... ok
[INFO] [stdout] test path::tests::nulls ... ok
[INFO] [stdout] test path::tests::trailing_nuls ... ok
[INFO] [stdout] test tests::borrow_fs_allocation2 ... ok
[INFO] [stdout] test tests::test_fancy_open ... ok
[INFO] [stdout] test fs::tests::path ... 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_iter_dirs ... ok
[INFO] [stdout] test tests::test_seek ... ok
[INFO] [stdout] test tests::test_unbind ... ok
[INFO] [stdout] test fs::tests::remove_dir_all ... ok
[INFO] [stdout] test tests::version ... ok
[INFO] [stdout] test tests::borrow_fs_allocation ... ok
[INFO] [stdout] test tests::attributes ... ok
[INFO] [stdout] test tests::borrow_fs_allocation3 ... ok
[INFO] [stdout] test path::tests::join ... ok
[INFO] [stdout] test tests::test_file_set_len ... ok
[INFO] [stdout] test fs::tests::todo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_serde.rs (/opt/rustwide/target/debug/deps/test_serde-d7c7b8023c9496e0)
[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 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c2ad42766b9da800582e8333e6f8db5a58853833dc380f853bfe9d40636a73e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2ad42766b9da800582e8333e6f8db5a58853833dc380f853bfe9d40636a73e", kill_on_drop: false }`
[INFO] [stdout] 1c2ad42766b9da800582e8333e6f8db5a58853833dc380f853bfe9d40636a73e