[INFO] fetching crate rls-vfs 0.8.0...
[INFO] testing rls-vfs-0.8.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rls-vfs 0.8.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rls-vfs 0.8.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rls-vfs 0.8.0
[INFO] finished tweaking crates.io crate rls-vfs 0.8.0
[INFO] tweaked toml for crates.io crate rls-vfs 0.8.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 400493115f39cfa3f83d94fb9186de42a8d33c14f4969b4dd8f728d04fe6b5ea
[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" "400493115f39cfa3f83d94fb9186de42a8d33c14f4969b4dd8f728d04fe6b5ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "400493115f39cfa3f83d94fb9186de42a8d33c14f4969b4dd8f728d04fe6b5ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400493115f39cfa3f83d94fb9186de42a8d33c14f4969b4dd8f728d04fe6b5ea", kill_on_drop: false }`
[INFO] [stdout] 400493115f39cfa3f83d94fb9186de42a8d33c14f4969b4dd8f728d04fe6b5ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d4995a748fc2b3b64a3710eaa57c6d27d896d18e397e4f4a925ad6369345acb
[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" "6d4995a748fc2b3b64a3710eaa57c6d27d896d18e397e4f4a925ad6369345acb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rls-span v0.5.4
[INFO] [stderr]    Compiling rls-vfs v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |         ::std::error::Error::description(&self).to_owned()
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:166:70
[INFO] [stdout]     |
[INFO] [stdout] 166 |             | Error::BadFileKind => f.write_str(::std::error::Error::description(self)),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "6d4995a748fc2b3b64a3710eaa57c6d27d896d18e397e4f4a925ad6369345acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4995a748fc2b3b64a3710eaa57c6d27d896d18e397e4f4a925ad6369345acb", kill_on_drop: false }`
[INFO] [stdout] 6d4995a748fc2b3b64a3710eaa57c6d27d896d18e397e4f4a925ad6369345acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 0b360c2738c2820b786ea4e4ed8e69dc780a392a828e5ea832a04faa02f8c8b2
[INFO] running `Command { std: "docker" "start" "-a" "0b360c2738c2820b786ea4e4ed8e69dc780a392a828e5ea832a04faa02f8c8b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rls-vfs v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |         ::std::error::Error::description(&self).to_owned()
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:166:70
[INFO] [stdout]     |
[INFO] [stdout] 166 |             | Error::BadFileKind => f.write_str(::std::error::Error::description(self)),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:148:30
[INFO] [stdout]     |
[INFO] [stdout] 148 |         ::std::error::Error::description(&self).to_owned()
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:166:70
[INFO] [stdout]     |
[INFO] [stdout] 166 |             | Error::BadFileKind => f.write_str(::std::error::Error::description(self)),
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rls_vfs-062bfffa896bbb43)
[INFO] running `Command { std: "docker" "inspect" "0b360c2738c2820b786ea4e4ed8e69dc780a392a828e5ea832a04faa02f8c8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b360c2738c2820b786ea4e4ed8e69dc780a392a828e5ea832a04faa02f8c8b2", kill_on_drop: false }`
[INFO] [stdout] 0b360c2738c2820b786ea4e4ed8e69dc780a392a828e5ea832a04faa02f8c8b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81321a5e0db6cbca3bce1b1aef901350cd19159b065e62b5e0c4d44fe5b264c2
[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" "81321a5e0db6cbca3bce1b1aef901350cd19159b065e62b5e0c4d44fe5b264c2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:148:30
[INFO] [stderr]     |
[INFO] [stderr] 148 |         ::std::error::Error::description(&self).to_owned()
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:166:70
[INFO] [stderr]     |
[INFO] [stderr] 166 |             | Error::BadFileKind => f.write_str(::std::error::Error::description(self)),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rls-vfs` (lib) generated 2 warnings
[INFO] [stderr] warning: `rls-vfs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rls_vfs-062bfffa896bbb43)
[INFO] [stderr]    Doc-tests rls-vfs
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test::test_cached_files ... ok
[INFO] [stdout] test test::test_has_changes_without_len ... ok
[INFO] [stdout] test test::test_user_data_with_len ... ok
[INFO] [stdout] test test::test_write_without_len ... ok
[INFO] [stdout] test tests::byte_in_str_utf16 ... ok
[INFO] [stdout] test test::test_write_with_len ... ok
[INFO] [stdout] test test::test_wide_utf8 ... ok
[INFO] [stdout] test test::test_wide_utf16 ... ok
[INFO] [stdout] test test::test_user_data_without_len ... ok
[INFO] [stdout] test test::test_has_changes_with_len ... ok
[INFO] [stdout] test test::test_flush_file ... ok
[INFO] [stdout] test test::test_clear ... ok
[INFO] [stdout] test test::test_change_add_file ... ok
[INFO] [stdout] test test::test_changes_with_len ... ok
[INFO] [stdout] test test::test_changes_without_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81321a5e0db6cbca3bce1b1aef901350cd19159b065e62b5e0c4d44fe5b264c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81321a5e0db6cbca3bce1b1aef901350cd19159b065e62b5e0c4d44fe5b264c2", kill_on_drop: false }`
[INFO] [stdout] 81321a5e0db6cbca3bce1b1aef901350cd19159b065e62b5e0c4d44fe5b264c2