[INFO] updating cached repository snaar/drat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/snaar/drat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/snaar/drat" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/snaar/drat"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/snaar/drat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/snaar/drat" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/snaar/drat"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/snaar/drat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6fc781000a3d3f396d83643ccd64059e69a5ef52 [INFO] sha for GitHub repo snaar/drat: 6fc781000a3d3f396d83643ccd64059e69a5ef52 [INFO] validating manifest of snaar/drat on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of snaar/drat on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing snaar/drat [INFO] finished frobbing snaar/drat [INFO] frobbed toml for snaar/drat written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/snaar/drat/Cargo.toml [INFO] started frobbing snaar/drat [INFO] finished frobbing snaar/drat [INFO] frobbed toml for snaar/drat written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/snaar/drat/Cargo.toml [INFO] crate snaar/drat has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing snaar/drat against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/snaar/drat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"` [INFO] [stdout] 7a3fd77e54cb0be5900c4e5e334dca023af78c3ce3fbb8586cf8b466d690d871 [INFO] running `"docker" "start" "-a" "7a3fd77e54cb0be5900c4e5e334dca023af78c3ce3fbb8586cf8b466d690d871"` [INFO] [stderr] Compiling futures v0.1.23 [INFO] [stderr] Compiling matches v0.1.7 [INFO] [stderr] Compiling lzf v0.3.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling encoding_rs v0.7.2 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling openssl-sys v0.9.35 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling base64 v0.9.2 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling bytes v0.4.9 [INFO] [stderr] Compiling uuid v0.6.5 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling serde_json v1.0.24 [INFO] [stderr] Compiling crossbeam-epoch v0.4.3 [INFO] [stderr] Compiling csv v1.0.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling libflate v0.1.16 [INFO] [stderr] Compiling phf_shared v0.7.22 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling mime v0.3.9 [INFO] [stderr] Compiling tokio-executor v0.1.3 [INFO] [stderr] Compiling tokio-io v0.1.7 [INFO] [stderr] Compiling relay v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling want v0.0.4 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling crossbeam-deque v0.3.1 [INFO] [stderr] Compiling flate2 v1.0.2 [INFO] [stderr] Compiling phf_generator v0.7.22 [INFO] [stderr] Compiling phf v0.7.22 [INFO] [stderr] Compiling tokio-timer v0.2.5 [INFO] [stderr] Compiling tokio-reactor v0.1.3 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.5 [INFO] [stderr] Compiling phf_codegen v0.7.22 [INFO] [stderr] Compiling url v1.7.1 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling tokio-udp v0.1.1 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling native-tls v0.1.5 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio v0.1.7 [INFO] [stderr] Compiling serde_urlencoded v0.5.2 [INFO] [stderr] Compiling tokio-core v0.1.17 [INFO] [stderr] Compiling hyper v0.11.27 [INFO] [stderr] Compiling tokio-tls v0.1.4 [INFO] [stderr] Compiling hyper-tls v0.1.4 [INFO] [stderr] Compiling reqwest v0.8.7 [INFO] [stderr] Compiling drat v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `next_row` is never read [INFO] [stderr] --> src/file_record.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | let mut next_row = None; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `magic_num` [INFO] [stderr] --> src/read/dc_reader.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let magic_num = reader.read_u64::().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_magic_num` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `version` [INFO] [stderr] --> src/read/dc_reader.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | let version = reader.read_u16::().unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_version` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `delimiter` [INFO] [stderr] --> src/config.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn delimiter(&self) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `timestamp_column` [INFO] [stderr] --> src/file_record.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | timestamp_column: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `map_field_string` [INFO] [stderr] --> src/read/dc_reader.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | map_field_string: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `display_hint` [INFO] [stderr] --> src/read/types.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | display_hint: i32, // -1: no hint, 0: timestamp [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_display_hint` [INFO] [stderr] --> src/read/types.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn get_display_hint(&self) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::borrow::ToOwned::to_owned` that must be used [INFO] [stderr] --> src/args.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | inputs_clone.push("-").to_owned(); // stdin [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: cloning is often expensive and is not expected to have side effects [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/read/dc_reader.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | reader.read_u8(); [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] --> src/write/csv_sink.rs:55:20 [INFO] [stderr] | [INFO] [stderr] 55 | else { write!(self.writer, ","); } //TODO figure out how to print single char without buffer [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/write/csv_sink.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | self.writer.write(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 37s [INFO] running `"docker" "inspect" "7a3fd77e54cb0be5900c4e5e334dca023af78c3ce3fbb8586cf8b466d690d871"` [INFO] running `"docker" "rm" "-f" "7a3fd77e54cb0be5900c4e5e334dca023af78c3ce3fbb8586cf8b466d690d871"` [INFO] [stdout] 7a3fd77e54cb0be5900c4e5e334dca023af78c3ce3fbb8586cf8b466d690d871 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/snaar/drat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 722d8add87a6d70e9bd991f2d2f2305d60c9a29d3b7d23824a0a154d5d749b78 [INFO] running `"docker" "start" "-a" "722d8add87a6d70e9bd991f2d2f2305d60c9a29d3b7d23824a0a154d5d749b78"` [INFO] [stderr] Blocking waiting for file lock on the registry index [INFO] [stderr] Compiling drat v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `next_row` is never read [INFO] [stderr] --> src/file_record.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | let mut next_row = None; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `magic_num` [INFO] [stderr] --> src/read/dc_reader.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let magic_num = reader.read_u64::().unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_magic_num` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `version` [INFO] [stderr] --> src/read/dc_reader.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | let version = reader.read_u16::().unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_version` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `delimiter` [INFO] [stderr] --> src/config.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn delimiter(&self) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `timestamp_column` [INFO] [stderr] --> src/file_record.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | timestamp_column: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `map_field_string` [INFO] [stderr] --> src/read/dc_reader.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | map_field_string: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `display_hint` [INFO] [stderr] --> src/read/types.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | display_hint: i32, // -1: no hint, 0: timestamp [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_display_hint` [INFO] [stderr] --> src/read/types.rs:70:5 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn get_display_hint(&self) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::borrow::ToOwned::to_owned` that must be used [INFO] [stderr] --> src/args.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | inputs_clone.push("-").to_owned(); // stdin [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: cloning is often expensive and is not expected to have side effects [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/read/dc_reader.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | reader.read_u8(); [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] --> src/write/csv_sink.rs:55:20 [INFO] [stderr] | [INFO] [stderr] 55 | else { write!(self.writer, ","); } //TODO figure out how to print single char without buffer [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/write/csv_sink.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | self.writer.write(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.76s [INFO] running `"docker" "inspect" "722d8add87a6d70e9bd991f2d2f2305d60c9a29d3b7d23824a0a154d5d749b78"` [INFO] running `"docker" "rm" "-f" "722d8add87a6d70e9bd991f2d2f2305d60c9a29d3b7d23824a0a154d5d749b78"` [INFO] [stdout] 722d8add87a6d70e9bd991f2d2f2305d60c9a29d3b7d23824a0a154d5d749b78 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/snaar/drat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"` [INFO] [stdout] ca5e4a2d37c87b85e4da6cad21d37fba5f70e834878184eec7f0ee884ee1ded3 [INFO] running `"docker" "start" "-a" "ca5e4a2d37c87b85e4da6cad21d37fba5f70e834878184eec7f0ee884ee1ded3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/crater/target/debug/deps/drat-13a9e4f4850a1ea1 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "ca5e4a2d37c87b85e4da6cad21d37fba5f70e834878184eec7f0ee884ee1ded3"` [INFO] running `"docker" "rm" "-f" "ca5e4a2d37c87b85e4da6cad21d37fba5f70e834878184eec7f0ee884ee1ded3"` [INFO] [stdout] ca5e4a2d37c87b85e4da6cad21d37fba5f70e834878184eec7f0ee884ee1ded3