[INFO] updating cached repository https://github.com/gfreezy/bitcask
[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] 4a0475a91a4db48067214ef93645f4e329b0175e
[INFO] checking gfreezy/bitcask against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fbitcask" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gfreezy/bitcask on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gfreezy/bitcask
[INFO] finished tweaking git repo https://github.com/gfreezy/bitcask
[INFO] tweaked toml for git repo https://github.com/gfreezy/bitcask written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/gfreezy/bitcask already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9d3d03cb8b19a7f6c33ba45635c5976f3cb070c132bee43c32531d57645d3a1f
[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" "9d3d03cb8b19a7f6c33ba45635c5976f3cb070c132bee43c32531d57645d3a1f"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking error-chain v0.2.2
[INFO] [stderr]     Checking memcached-protocal v0.1.11
[INFO] [stderr]     Checking bitcask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0583]: file not found for module `protocal`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | mod protocal;
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `protocal`, create file "src/protocal.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0583]: file not found for module `protocal`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | mod protocal;
[INFO] [stderr]   | ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `protocal`, create file "src/protocal.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `protocal::memcached`
[INFO] [stderr]   --> src/main.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 | use ::protocal::memcached::MemcachedClient;
[INFO] [stderr]    |                 ^^^^^^^^^ could not find `memcached` in `protocal`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitcask/bitcask.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let value_pos = try!(self.write_data.write(&data_entry));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitcask/bitcask.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |         try!(self._put_file(key.as_bytes(), TOMBSTONE.to_vec()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitcask/bitcask.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |         let value_pos = try!(self._put_file(key.as_bytes(), value));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `protocal::memcached`
[INFO] [stderr]   --> src/main.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 | use ::protocal::memcached::MemcachedClient;
[INFO] [stderr]    |                 ^^^^^^^^^ could not find `memcached` in `protocal`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitcask/bitcask.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let value_pos = try!(self.write_data.write(&data_entry));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitcask/bitcask.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |         try!(self._put_file(key.as_bytes(), TOMBSTONE.to_vec()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitcask/bitcask.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |         let value_pos = try!(self._put_file(key.as_bytes(), value));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> tests/client.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     client.write_all(b"set a 0 0 1\r\nk\r\n");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]  --> tests/client.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     client.write_all(b"set a 0 0 1\r\nk\r\n");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     client.write_all(b"set a 0 0 1\r\nk\r\n");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     client.write_all(b"delete b\r\n");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     client.write_all(b"delete kkk\r\n");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     client.write_all(b"gets b\r\n");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     client.write_all(b"set a 0 0 1\r\nk\r\n");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     client.write_all(b"gets b\r\n");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/client.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     client.read_to_string(&mut s);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0583.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `bitcask`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0583.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `bitcask`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9d3d03cb8b19a7f6c33ba45635c5976f3cb070c132bee43c32531d57645d3a1f"`
[INFO] running `"docker" "rm" "-f" "9d3d03cb8b19a7f6c33ba45635c5976f3cb070c132bee43c32531d57645d3a1f"`
[INFO] [stdout] 9d3d03cb8b19a7f6c33ba45635c5976f3cb070c132bee43c32531d57645d3a1f