Dec 15 14:16:43.128 INFO testing fstream-0.1.2 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 14:16:43.128 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 14:16:43.398 INFO [stdout] c8b2480d38377b095b237df6a9e3769e1a864667ded1892e7ed75b2b6d075cdb
Dec 15 14:16:43.404 INFO running `"docker" "start" "-a" "c8b2480d38377b095b237df6a9e3769e1a864667ded1892e7ed75b2b6d075cdb"`
Dec 15 14:16:44.055 INFO [stderr] usermod: no changes
Dec 15 14:16:44.135 INFO [stderr]    Compiling fstream v0.1.2 (/source)
Dec 15 14:16:44.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:44.763 INFO [stderr]   --> src/lib.rs:21:13
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr] 21 |             file.read_to_end(&mut data);
Dec 15 14:16:44.763 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 14:16:44.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:44.763 INFO [stderr] 
Dec 15 14:16:44.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:44.763 INFO [stderr]   --> src/lib.rs:41:13
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr] 41 |             file.read_to_string(&mut content);
Dec 15 14:16:44.763 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:44.763 INFO [stderr] 
Dec 15 14:16:44.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:44.763 INFO [stderr]   --> src/lib.rs:61:13
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr] 61 |             file.read_to_string(&mut content);
Dec 15 14:16:44.763 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:44.763 INFO [stderr] 
Dec 15 14:16:44.763 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:44.763 INFO [stderr]   --> src/lib.rs:87:13
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr] 87 |             file.read_to_string(&mut content);
Dec 15 14:16:44.763 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:44.763 INFO [stderr]    |
Dec 15 14:16:44.763 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:44.763 INFO [stderr] 
Dec 15 14:16:44.784 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 15 14:16:44.786 INFO [stderr] su: No module specific data is present
Dec 15 14:16:45.296 INFO running `"docker" "inspect" "c8b2480d38377b095b237df6a9e3769e1a864667ded1892e7ed75b2b6d075cdb"`
Dec 15 14:16:45.420 INFO running `"docker" "rm" "-f" "c8b2480d38377b095b237df6a9e3769e1a864667ded1892e7ed75b2b6d075cdb"`
Dec 15 14:16:45.532 INFO [stdout] c8b2480d38377b095b237df6a9e3769e1a864667ded1892e7ed75b2b6d075cdb
Dec 15 14:16:45.535 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 14:16:45.794 INFO [stdout] 8a718b4fc64378aed93bd78af0649b37366fd06b7ef06ad50d35501afa997f1f
Dec 15 14:16:45.794 INFO running `"docker" "start" "-a" "8a718b4fc64378aed93bd78af0649b37366fd06b7ef06ad50d35501afa997f1f"`
Dec 15 14:16:46.309 INFO [stderr] usermod: no changes
Dec 15 14:16:46.335 INFO [stderr]    Compiling fstream v0.1.2 (/source)
Dec 15 14:16:47.034 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:47.034 INFO [stderr]   --> src/lib.rs:21:13
Dec 15 14:16:47.034 INFO [stderr]    |
Dec 15 14:16:47.034 INFO [stderr] 21 |             file.read_to_end(&mut data);
Dec 15 14:16:47.035 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 14:16:47.035 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:47.035 INFO [stderr] 
Dec 15 14:16:47.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:47.035 INFO [stderr]   --> src/lib.rs:41:13
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr] 41 |             file.read_to_string(&mut content);
Dec 15 14:16:47.035 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:47.035 INFO [stderr] 
Dec 15 14:16:47.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:47.035 INFO [stderr]   --> src/lib.rs:61:13
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr] 61 |             file.read_to_string(&mut content);
Dec 15 14:16:47.035 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:47.035 INFO [stderr] 
Dec 15 14:16:47.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 14:16:47.035 INFO [stderr]   --> src/lib.rs:87:13
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr] 87 |             file.read_to_string(&mut content);
Dec 15 14:16:47.035 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 14:16:47.035 INFO [stderr]    |
Dec 15 14:16:47.035 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 14:16:47.035 INFO [stderr] 
Dec 15 14:16:47.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 15 14:16:47.323 INFO [stderr] su: No module specific data is present
Dec 15 14:16:47.923 INFO running `"docker" "inspect" "8a718b4fc64378aed93bd78af0649b37366fd06b7ef06ad50d35501afa997f1f"`
Dec 15 14:16:48.223 INFO running `"docker" "rm" "-f" "8a718b4fc64378aed93bd78af0649b37366fd06b7ef06ad50d35501afa997f1f"`
Dec 15 14:16:48.555 INFO [stdout] 8a718b4fc64378aed93bd78af0649b37366fd06b7ef06ad50d35501afa997f1f
Dec 15 14:16:48.557 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 14:16:49.036 INFO [stdout] 3ab60583e7c24922e258380b498aaf63c46fd2db0e7a98ef3deb13da860451b0
Dec 15 14:16:49.039 INFO running `"docker" "start" "-a" "3ab60583e7c24922e258380b498aaf63c46fd2db0e7a98ef3deb13da860451b0"`
Dec 15 14:16:50.283 INFO [stderr] usermod: no changes
Dec 15 14:16:50.319 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 14:16:50.323 INFO [stderr]      Running /target/debug/deps/fstream-7443da19298347b2
Dec 15 14:16:50.335 INFO [stdout] 
Dec 15 14:16:50.335 INFO [stdout] running 0 tests
Dec 15 14:16:50.335 INFO [stdout] 
Dec 15 14:16:50.335 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:16:50.335 INFO [stdout] 
Dec 15 14:16:50.335 INFO [stderr]    Doc-tests fstream
Dec 15 14:16:51.423 INFO [stdout] 
Dec 15 14:16:51.423 INFO [stdout] running 0 tests
Dec 15 14:16:51.423 INFO [stdout] 
Dec 15 14:16:51.423 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 14:16:51.423 INFO [stdout] 
Dec 15 14:16:51.431 INFO [stderr] su: No module specific data is present
Dec 15 14:16:51.948 INFO running `"docker" "inspect" "3ab60583e7c24922e258380b498aaf63c46fd2db0e7a98ef3deb13da860451b0"`
Dec 15 14:16:52.262 INFO running `"docker" "rm" "-f" "3ab60583e7c24922e258380b498aaf63c46fd2db0e7a98ef3deb13da860451b0"`
Dec 15 14:16:52.393 INFO [stdout] 3ab60583e7c24922e258380b498aaf63c46fd2db0e7a98ef3deb13da860451b0