[INFO] updating cached repository https://github.com/longfangsong/dumbfs
[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] 23cf2aae12b6a0f419eebdbe47d702304447654a
[INFO] testing longfangsong/dumbfs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongfangsong%2Fdumbfs" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/longfangsong/dumbfs on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/longfangsong/dumbfs
[INFO] finished tweaking git repo https://github.com/longfangsong/dumbfs
[INFO] tweaked toml for git repo https://github.com/longfangsong/dumbfs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/longfangsong/dumbfs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 14f4a5b274ca79efa172fa6f60b07dc9e6e7083be46981ec906976600fb6e0ee
[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" "14f4a5b274ca79efa172fa6f60b07dc9e6e7083be46981ec906976600fb6e0ee"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling fuse-abi v0.4.0-dev (https://github.com/zargony/fuse-rs.git#42e29d96)
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling fuse-sys v0.4.0-dev (https://github.com/zargony/fuse-rs.git#42e29d96)
[INFO] [stderr]    Compiling fuse v0.4.0-dev (https://github.com/zargony/fuse-rs.git#42e29d96)
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling dumbfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `UNIX_EPOCH`
[INFO] [stderr]  --> src/file/dump_file_attr.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stderr]   |                             ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::file::dump_file_attr::FileAttrDump`
[INFO] [stderr]  --> src/fs/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::file::dump_file_attr::FileAttrDump;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EINVAL`, `ENOSYS`, `EPERM`
[INFO] [stderr]   --> src/fs/mod.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use libc::{EINVAL, EIO, ENOENT, ENOSYS, EPERM};
[INFO] [stderr]    |            ^^^^^^               ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OsString`
[INFO] [stderr]   --> src/fs/mod.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ffi::{OsStr, OsString};
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::FileType`
[INFO] [stderr]   --> src/fs/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::FileType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/fs/mod.rs:123:50
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn open(&mut self, _req: &Request, ino: u64, flags: u32, reply: ReplyOpen) {
[INFO] [stderr]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `first_child`
[INFO] [stderr]    --> src/file/mod.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn first_child(mut self, address: u64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_sibling`
[INFO] [stderr]    --> src/file/mod.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn next_sibling(mut self, address: u64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]    --> src/file/mod.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub fn size(mut self, size: u64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `siblings`
[INFO] [stderr]    --> src/file/mod.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     pub fn siblings(&self) -> FileIterator {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.68s
[INFO] running `"docker" "inspect" "14f4a5b274ca79efa172fa6f60b07dc9e6e7083be46981ec906976600fb6e0ee"`
[INFO] running `"docker" "rm" "-f" "14f4a5b274ca79efa172fa6f60b07dc9e6e7083be46981ec906976600fb6e0ee"`
[INFO] [stdout] 14f4a5b274ca79efa172fa6f60b07dc9e6e7083be46981ec906976600fb6e0ee
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "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] 858f7f4e7dcf3c219b27b2bb40a817280fae4cb958bb275dc90a1ee2c65c4d3e
[INFO] running `"docker" "start" "-a" "858f7f4e7dcf3c219b27b2bb40a817280fae4cb958bb275dc90a1ee2c65c4d3e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling dumbfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::file::dump_file_attr::FileAttrDump`
[INFO] [stderr]  --> src/fs/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::file::dump_file_attr::FileAttrDump;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EINVAL`, `ENOSYS`, `EPERM`
[INFO] [stderr]   --> src/fs/mod.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use libc::{EINVAL, EIO, ENOENT, ENOSYS, EPERM};
[INFO] [stderr]    |            ^^^^^^               ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OsString`
[INFO] [stderr]   --> src/fs/mod.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ffi::{OsStr, OsString};
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::FileType`
[INFO] [stderr]   --> src/fs/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::FileType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/fs/mod.rs:123:50
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn open(&mut self, _req: &Request, ino: u64, flags: u32, reply: ReplyOpen) {
[INFO] [stderr]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]    --> src/file/mod.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub fn size(mut self, size: u64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `siblings`
[INFO] [stderr]    --> src/file/mod.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     pub fn siblings(&self) -> FileIterator {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `"docker" "inspect" "858f7f4e7dcf3c219b27b2bb40a817280fae4cb958bb275dc90a1ee2c65c4d3e"`
[INFO] running `"docker" "rm" "-f" "858f7f4e7dcf3c219b27b2bb40a817280fae4cb958bb275dc90a1ee2c65c4d3e"`
[INFO] [stdout] 858f7f4e7dcf3c219b27b2bb40a817280fae4cb958bb275dc90a1ee2c65c4d3e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fa8c7195f419de743c1a89d8626830538ebd893a5ccafc4b8fe0392e063a499
[INFO] running `"docker" "start" "-a" "3fa8c7195f419de743c1a89d8626830538ebd893a5ccafc4b8fe0392e063a499"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `crate::file::dump_file_attr::FileAttrDump`
[INFO] [stderr]  --> src/fs/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::file::dump_file_attr::FileAttrDump;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EINVAL`, `ENOSYS`, `EPERM`
[INFO] [stderr]   --> src/fs/mod.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use libc::{EINVAL, EIO, ENOENT, ENOSYS, EPERM};
[INFO] [stderr]    |            ^^^^^^               ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OsString`
[INFO] [stderr]   --> src/fs/mod.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::ffi::{OsStr, OsString};
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::FileType`
[INFO] [stderr]   --> src/fs/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::FileType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flags`
[INFO] [stderr]    --> src/fs/mod.rs:123:50
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn open(&mut self, _req: &Request, ino: u64, flags: u32, reply: ReplyOpen) {
[INFO] [stderr]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]    --> src/file/mod.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub fn size(mut self, size: u64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `siblings`
[INFO] [stderr]    --> src/file/mod.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     pub fn siblings(&self) -> FileIterator {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dumbfs-01a6b89d459844da
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test file::dump_file_attr::test_encode_decode ... ok
[INFO] [stdout] test util::test_align ... ok
[INFO] [stdout] test file::test_file ... ok
[INFO] [stdout] test fs::meta::test_meta ... ok
[INFO] [stdout] test disk::test_disk ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3fa8c7195f419de743c1a89d8626830538ebd893a5ccafc4b8fe0392e063a499"`
[INFO] running `"docker" "rm" "-f" "3fa8c7195f419de743c1a89d8626830538ebd893a5ccafc4b8fe0392e063a499"`
[INFO] [stdout] 3fa8c7195f419de743c1a89d8626830538ebd893a5ccafc4b8fe0392e063a499