[INFO] fetching crate reed-solomon 0.2.1...
[INFO] testing reed-solomon-0.2.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate reed-solomon 0.2.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate reed-solomon 0.2.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reed-solomon 0.2.1
[INFO] finished tweaking crates.io crate reed-solomon 0.2.1
[INFO] tweaked toml for crates.io crate reed-solomon 0.2.1 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a10c1382a14de0233c520dacd338025433f91c9102f7540ee764fdcc99e86c9
[INFO] running `Command { std: "docker" "start" "-a" "7a10c1382a14de0233c520dacd338025433f91c9102f7540ee764fdcc99e86c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a10c1382a14de0233c520dacd338025433f91c9102f7540ee764fdcc99e86c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a10c1382a14de0233c520dacd338025433f91c9102f7540ee764fdcc99e86c9", kill_on_drop: false }`
[INFO] [stdout] 7a10c1382a14de0233c520dacd338025433f91c9102f7540ee764fdcc99e86c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dd5548b4f5c65d8cf846ef38826472a384c71e6804ab2c5eb9d6669526d8bdc
[INFO] running `Command { std: "docker" "start" "-a" "3dd5548b4f5c65d8cf846ef38826472a384c71e6804ab2c5eb9d6669526d8bdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling reed-solomon v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let err_loc = try!(self.find_error_locator(&fsynd, None, erase_pos.len()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:93:27
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let mut err_pos = try!(self.find_errors(&err_loc.reverse(), msg.len()));
[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 0.47s
[INFO] running `Command { std: "docker" "inspect" "3dd5548b4f5c65d8cf846ef38826472a384c71e6804ab2c5eb9d6669526d8bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd5548b4f5c65d8cf846ef38826472a384c71e6804ab2c5eb9d6669526d8bdc", kill_on_drop: false }`
[INFO] [stdout] 3dd5548b4f5c65d8cf846ef38826472a384c71e6804ab2c5eb9d6669526d8bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74ba887ecb8ed101d1e599ab79927dcc6c468d46a09da70086ff55f3aed90fc0
[INFO] running `Command { std: "docker" "start" "-a" "74ba887ecb8ed101d1e599ab79927dcc6c468d46a09da70086ff55f3aed90fc0", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let err_loc = try!(self.find_error_locator(&fsynd, None, erase_pos.len()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:93:27
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let mut err_pos = try!(self.find_errors(&err_loc.reverse(), msg.len()));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling reed-solomon v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:92:23
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let err_loc = try!(self.find_error_locator(&fsynd, None, erase_pos.len()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:93:27
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let mut err_pos = try!(self.find_errors(&err_loc.reverse(), msg.len()));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> examples/bandwidth.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[derive(RustcEncodable)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> examples/bandwidth.rs:103:10
[INFO] [stdout]     |
[INFO] [stdout] 103 | #[derive(RustcEncodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> examples/bandwidth.rs:108:10
[INFO] [stdout]     |
[INFO] [stdout] 108 | #[derive(RustcEncodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "74ba887ecb8ed101d1e599ab79927dcc6c468d46a09da70086ff55f3aed90fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ba887ecb8ed101d1e599ab79927dcc6c468d46a09da70086ff55f3aed90fc0", kill_on_drop: false }`
[INFO] [stdout] 74ba887ecb8ed101d1e599ab79927dcc6c468d46a09da70086ff55f3aed90fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa8fe8bf6f4a357d9050931429fecb3db5896475f6243cafd02f5785642ea9e4
[INFO] running `Command { std: "docker" "start" "-a" "aa8fe8bf6f4a357d9050931429fecb3db5896475f6243cafd02f5785642ea9e4", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:92:23
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let err_loc = try!(self.find_error_locator(&fsynd, None, erase_pos.len()));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:93:27
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let mut err_pos = try!(self.find_errors(&err_loc.reverse(), msg.len()));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `reed-solomon` (lib) generated 2 warnings
[INFO] [stderr] warning: `reed-solomon` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> examples/bandwidth.rs:95:10
[INFO] [stderr]    |
[INFO] [stderr] 95 | #[derive(RustcEncodable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> examples/bandwidth.rs:103:10
[INFO] [stderr]     |
[INFO] [stderr] 103 | #[derive(RustcEncodable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> examples/bandwidth.rs:108:10
[INFO] [stderr]     |
[INFO] [stderr] 108 | #[derive(RustcEncodable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `reed-solomon` (example "bandwidth") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reed_solomon-0af4380983fb4aa8)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-67fb7e61e95536c7)
[INFO] [stdout] test decoder::tests::calc_syndromes ... ok
[INFO] [stdout] test decoder::tests::correct_errata ... ok
[INFO] [stdout] test decoder::tests::decode ... ok
[INFO] [stdout] test decoder::tests::find_error_evaluator ... ok
[INFO] [stdout] test decoder::tests::error_count ... ok
[INFO] [stdout] test decoder::tests::find_errata_locator ... ok
[INFO] [stdout] test decoder::tests::find_error_locator ... ok
[INFO] [stdout] test decoder::tests::find_errors ... ok
[INFO] [stdout] test decoder::tests::forney_syndromes ... ok
[INFO] [stdout] test decoder::tests::is_corrupted ... ok
[INFO] [stdout] test gf::poly::tests::push ... ok
[INFO] [stdout] test encoder::tests::encode ... ok
[INFO] [stdout] test gf::poly::tests::reverse ... ok
[INFO] [stdout] test gf::poly::tests::set_length ... ok
[INFO] [stdout] test gf::poly_math::tests::add ... ok
[INFO] [stdout] test gf::poly_math::tests::div ... ok
[INFO] [stdout] test gf::poly_math::tests::eval ... ok
[INFO] [stdout] test gf::poly_math::tests::mul ... ok
[INFO] [stdout] test gf::poly_math::tests::scale ... ok
[INFO] [stdout] test encoder::tests::generator_poly ... ok
[INFO] [stdout] test gf::tests::add ... ok
[INFO] [stdout] test gf::poly_math::tests::scale_assign ... ok
[INFO] [stdout] test gf::tests::div ... ok
[INFO] [stdout] test gf::tests::mul ... ok
[INFO] [stdout] test gf::tests::pow ... ok
[INFO] [stdout] test gf::tests::sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests reed-solomon
[INFO] [stdout] test helloworld ... ok
[INFO] [stdout] test with_erasures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::new (line 26) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::Buffer (line 6) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::Encoder::encode (line 28) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::is_corrupted (line 147) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::correct (line 113) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::correct_err_count (line 39) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::Encoder::new (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa8fe8bf6f4a357d9050931429fecb3db5896475f6243cafd02f5785642ea9e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8fe8bf6f4a357d9050931429fecb3db5896475f6243cafd02f5785642ea9e4", kill_on_drop: false }`
[INFO] [stdout] aa8fe8bf6f4a357d9050931429fecb3db5896475f6243cafd02f5785642ea9e4