[INFO] updating cached repository https://github.com/kitwestneat/rust-ext2-fuse
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49a6c8d1c5bfdea57e31a944880eb118a2c7c5a9
[INFO] testing kitwestneat/rust-ext2-fuse against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Frust-ext2-fuse" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kitwestneat/rust-ext2-fuse on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kitwestneat/rust-ext2-fuse
[INFO] finished tweaking git repo https://github.com/kitwestneat/rust-ext2-fuse
[INFO] tweaked toml for git repo https://github.com/kitwestneat/rust-ext2-fuse written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kitwestneat/rust-ext2-fuse already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24c8edc46c1eaebf070927818a5f5c00e7eec969f1878dc42814afe577bfc222
[INFO] running `"docker" "start" "-a" "24c8edc46c1eaebf070927818a5f5c00e7eec969f1878dc42814afe577bfc222"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ext2-fuse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `new_size`
[INFO] [stderr]    --> src/ext2/mod.rs:559:86
[INFO] [stderr]     |
[INFO] [stderr] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stderr]     |                                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_block`
[INFO] [stderr]    --> src/ext2/mod.rs:376:8
[INFO] [stderr]     |
[INFO] [stderr] 376 |     fn store_block<T>(&self, block_no: u32, buf: *const T) -> Result<(), c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `alloc_block`
[INFO] [stderr]    --> src/ext2/mod.rs:432:8
[INFO] [stderr]     |
[INFO] [stderr] 432 |     fn alloc_block(&mut self, ino: u64) -> Result<u32, c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `append_block_to_inode`
[INFO] [stderr]    --> src/ext2/mod.rs:559:8
[INFO] [stderr]     |
[INFO] [stderr] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.26s
[INFO] running `"docker" "inspect" "24c8edc46c1eaebf070927818a5f5c00e7eec969f1878dc42814afe577bfc222"`
[INFO] running `"docker" "rm" "-f" "24c8edc46c1eaebf070927818a5f5c00e7eec969f1878dc42814afe577bfc222"`
[INFO] [stdout] 24c8edc46c1eaebf070927818a5f5c00e7eec969f1878dc42814afe577bfc222
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a2ae0ff7f93b6d679730cacd8f494a898f251a9222b4ca5ac53aecc14f5c28e
[INFO] running `"docker" "start" "-a" "0a2ae0ff7f93b6d679730cacd8f494a898f251a9222b4ca5ac53aecc14f5c28e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ext2-fuse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `new_size`
[INFO] [stderr]    --> src/ext2/mod.rs:559:86
[INFO] [stderr]     |
[INFO] [stderr] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stderr]     |                                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_block`
[INFO] [stderr]    --> src/ext2/mod.rs:376:8
[INFO] [stderr]     |
[INFO] [stderr] 376 |     fn store_block<T>(&self, block_no: u32, buf: *const T) -> Result<(), c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `alloc_block`
[INFO] [stderr]    --> src/ext2/mod.rs:432:8
[INFO] [stderr]     |
[INFO] [stderr] 432 |     fn alloc_block(&mut self, ino: u64) -> Result<u32, c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `append_block_to_inode`
[INFO] [stderr]    --> src/ext2/mod.rs:559:8
[INFO] [stderr]     |
[INFO] [stderr] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "0a2ae0ff7f93b6d679730cacd8f494a898f251a9222b4ca5ac53aecc14f5c28e"`
[INFO] running `"docker" "rm" "-f" "0a2ae0ff7f93b6d679730cacd8f494a898f251a9222b4ca5ac53aecc14f5c28e"`
[INFO] [stdout] 0a2ae0ff7f93b6d679730cacd8f494a898f251a9222b4ca5ac53aecc14f5c28e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 096bac79faf6973f826b9094cfa373c2b97a1f4ab83baa6eadad0470d485cb5d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "096bac79faf6973f826b9094cfa373c2b97a1f4ab83baa6eadad0470d485cb5d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `new_size`
[INFO] [stdout] 
[INFO] [stderr]    --> src/ext2/mod.rs:559:86
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]     |                                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_size`
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_block`
[INFO] [stderr]    --> src/ext2/mod.rs:376:8
[INFO] [stderr]     |
[INFO] [stderr] 376 |     fn store_block<T>(&self, block_no: u32, buf: *const T) -> Result<(), c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `alloc_block`
[INFO] [stderr]    --> src/ext2/mod.rs:432:8
[INFO] [stderr]     |
[INFO] [stderr] 432 |     fn alloc_block(&mut self, ino: u64) -> Result<u32, c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `append_block_to_inode`
[INFO] [stderr]    --> src/ext2/mod.rs:559:8
[INFO] [stderr]     |
[INFO] [stderr] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ext2_fuse-ab9b48a3ff4b9ad6
[INFO] running `"docker" "inspect" "096bac79faf6973f826b9094cfa373c2b97a1f4ab83baa6eadad0470d485cb5d"`
[INFO] running `"docker" "rm" "-f" "096bac79faf6973f826b9094cfa373c2b97a1f4ab83baa6eadad0470d485cb5d"`
[INFO] [stdout] 096bac79faf6973f826b9094cfa373c2b97a1f4ab83baa6eadad0470d485cb5d