[INFO] fetching crate fatfs 0.3.3...
[INFO] testing fatfs-0.3.3 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate fatfs 0.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fatfs 0.3.3 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fatfs 0.3.3
[INFO] finished tweaking crates.io crate fatfs 0.3.3
[INFO] tweaked toml for crates.io crate fatfs 0.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fatfs 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 6621e85f7304fa3ced162d368f8052f82bcf6103f053819ed5b5bc2a0c5bf95a
[INFO] running `Command { std: "docker" "start" "-a" "6621e85f7304fa3ced162d368f8052f82bcf6103f053819ed5b5bc2a0c5bf95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6621e85f7304fa3ced162d368f8052f82bcf6103f053819ed5b5bc2a0c5bf95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6621e85f7304fa3ced162d368f8052f82bcf6103f053819ed5b5bc2a0c5bf95a", kill_on_drop: false }`
[INFO] [stdout] 6621e85f7304fa3ced162d368f8052f82bcf6103f053819ed5b5bc2a0c5bf95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] df0204527999f45f199ddb054969d70fd91041d5b1708b58dfa58f26876e0d08
[INFO] running `Command { std: "docker" "start" "-a" "df0204527999f45f199ddb054969d70fd91041d5b1708b58dfa58f26876e0d08", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling fatfs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.72s
[INFO] running `Command { std: "docker" "inspect" "df0204527999f45f199ddb054969d70fd91041d5b1708b58dfa58f26876e0d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df0204527999f45f199ddb054969d70fd91041d5b1708b58dfa58f26876e0d08", kill_on_drop: false }`
[INFO] [stdout] df0204527999f45f199ddb054969d70fd91041d5b1708b58dfa58f26876e0d08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--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] 8311fa477fa6fb192efb0d3a71208db48797d02da1ff6ba223ff8d74d4d5be8a
[INFO] running `Command { std: "docker" "start" "-a" "8311fa477fa6fb192efb0d3a71208db48797d02da1ff6ba223ff8d74d4d5be8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling fscommon v0.1.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling fatfs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/read.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn call_with_fs(f: &Fn(FileSystem) -> (), filename: &str) {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(FileSystem) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/write.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn call_with_tmp_img(f: &Fn(&str) -> (), filename: &str, test_seq: u32) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/write.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn call_with_fs(f: &Fn(FileSystem) -> (), filename: &str, test_seq: u32) {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(FileSystem) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.41s
[INFO] running `Command { std: "docker" "inspect" "8311fa477fa6fb192efb0d3a71208db48797d02da1ff6ba223ff8d74d4d5be8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8311fa477fa6fb192efb0d3a71208db48797d02da1ff6ba223ff8d74d4d5be8a", kill_on_drop: false }`
[INFO] [stdout] 8311fa477fa6fb192efb0d3a71208db48797d02da1ff6ba223ff8d74d4d5be8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c22ec34c565cdf00bc31c174274dee40e60d81614f45915b0c27c5bb5ed91cb7
[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" "c22ec34c565cdf00bc31c174274dee40e60d81614f45915b0c27c5bb5ed91cb7", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/write.rs:24:26
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn call_with_tmp_img(f: &Fn(&str) -> (), filename: &str, test_seq: u32) {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/write.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn call_with_fs(f: &Fn(FileSystem) -> (), filename: &str, test_seq: u32) {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(FileSystem) -> ()`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/read.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn call_with_fs(f: &Fn(FileSystem) -> (), filename: &str) {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(FileSystem) -> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fatfs-33f4edb992deb0d7
[INFO] [stdout] running 20 tests
[INFO] [stdout] test dir_entry::tests::short_name_05_changed_to_e5 ... ok
[INFO] [stdout] test boot_sector::tests::test_determine_bytes_per_cluster_fat12 ... ok
[INFO] [stdout] test dir::tests::test_generate_short_name ... ok
[INFO] [stdout] test dir::tests::test_generate_short_name_collisions_long ... ok
[INFO] [stdout] test boot_sector::tests::test_estimate_fat_type ... ok
[INFO] [stdout] test dir_entry::tests::short_name_with_ext ... ok
[INFO] [stdout] test table::tests::test_fat32 ... ok
[INFO] [stdout] test boot_sector::tests::test_format_boot_sector ... ok
[INFO] [stdout] test dir::tests::test_short_name_checksum_overflow ... ok
[INFO] [stdout] test dir_entry::tests::lowercase_short_name ... ok
[INFO] [stdout] test dir_entry::tests::short_name_without_ext ... ok
[INFO] [stdout] test boot_sector::tests::test_determine_bytes_per_cluster_fat32 ... ok
[INFO] [stdout] test dir_entry::tests::short_name_eq_ignore_case ... ok
[INFO] [stdout] test table::tests::test_fat12 ... ok
[INFO] [stdout] test dir::tests::test_generate_short_name_collisions_short ... ok
[INFO] [stdout] test dir::tests::test_lfn_checksum_overflow ... ok
[INFO] [stdout] test table::tests::test_fat16 ... ok
[INFO] [stdout] test dir::tests::test_split_path ... ok
[INFO] [stdout] test boot_sector::tests::test_determine_bytes_per_cluster_fat16 ... ok
[INFO] [stdout] test boot_sector::tests::test_determine_sectors_per_fat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/format-4959b2f53eb31e9d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_format_1mb ... ok
[INFO] [stdout] test test_format_8mb_1fat ... ok
[INFO] [stdout] test test_format_50mb ... ok
[INFO] [stderr] error: test failed, to rerun pass '--test format'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/format-4959b2f53eb31e9d` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c22ec34c565cdf00bc31c174274dee40e60d81614f45915b0c27c5bb5ed91cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22ec34c565cdf00bc31c174274dee40e60d81614f45915b0c27c5bb5ed91cb7", kill_on_drop: false }`
[INFO] [stdout] c22ec34c565cdf00bc31c174274dee40e60d81614f45915b0c27c5bb5ed91cb7