[INFO] fetching crate reed-solomon 0.2.1...
[INFO] testing reed-solomon-0.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate reed-solomon 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate reed-solomon 0.2.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35e5d681c26501bbe23d6e4b996048d1b79c6fe08f3d191704b51772fea89ef8
[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" "35e5d681c26501bbe23d6e4b996048d1b79c6fe08f3d191704b51772fea89ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35e5d681c26501bbe23d6e4b996048d1b79c6fe08f3d191704b51772fea89ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e5d681c26501bbe23d6e4b996048d1b79c6fe08f3d191704b51772fea89ef8", kill_on_drop: false }`
[INFO] [stdout] 35e5d681c26501bbe23d6e4b996048d1b79c6fe08f3d191704b51772fea89ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--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] 4fb69620d4314dd6e73c39949376c14117f47f5760dafbce8aef3c08aa889036
[INFO] running `Command { std: "docker" "start" "-a" "4fb69620d4314dd6e73c39949376c14117f47f5760dafbce8aef3c08aa889036", 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 1.04s
[INFO] running `Command { std: "docker" "inspect" "4fb69620d4314dd6e73c39949376c14117f47f5760dafbce8aef3c08aa889036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb69620d4314dd6e73c39949376c14117f47f5760dafbce8aef3c08aa889036", kill_on_drop: false }`
[INFO] [stdout] 4fb69620d4314dd6e73c39949376c14117f47f5760dafbce8aef3c08aa889036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] ba6da6f74f0bab3c725242b5c2ac2ab3b46ce4f3a25c4119d51bea96e821a5a0
[INFO] running `Command { std: "docker" "start" "-a" "ba6da6f74f0bab3c725242b5c2ac2ab3b46ce4f3a25c4119d51bea96e821a5a0", 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 `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: 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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.49s
[INFO] running `Command { std: "docker" "inspect" "ba6da6f74f0bab3c725242b5c2ac2ab3b46ce4f3a25c4119d51bea96e821a5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6da6f74f0bab3c725242b5c2ac2ab3b46ce4f3a25c4119d51bea96e821a5a0", kill_on_drop: false }`
[INFO] [stdout] ba6da6f74f0bab3c725242b5c2ac2ab3b46ce4f3a25c4119d51bea96e821a5a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4186a9b21687a853973ddbdaf60efc9d2195d33b8ee7d3b1ecf94fd598066a5d
[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" "4186a9b21687a853973ddbdaf60efc9d2195d33b8ee7d3b1ecf94fd598066a5d", 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: 2 warnings emitted
[INFO] [stderr] 
[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: 2 warnings emitted
[INFO] [stderr] 
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reed_solomon-c8a9e4888782d78b)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test decoder::tests::calc_syndromes ... ok
[INFO] [stdout] test gf::poly::tests::push ... ok
[INFO] [stdout] test gf::poly::tests::set_length ... ok
[INFO] [stdout] test encoder::tests::generator_poly ... ok
[INFO] [stdout] test gf::poly::tests::reverse ... ok
[INFO] [stdout] test decoder::tests::find_error_locator ... ok
[INFO] [stdout] test decoder::tests::find_errors ... ok
[INFO] [stdout] test decoder::tests::find_errata_locator ... ok
[INFO] [stdout] test decoder::tests::forney_syndromes ... ok
[INFO] [stdout] test decoder::tests::find_error_evaluator ... ok
[INFO] [stdout] test encoder::tests::encode ... ok
[INFO] [stdout] test decoder::tests::is_corrupted ... ok
[INFO] [stdout] test decoder::tests::decode ... ok
[INFO] [stdout] test decoder::tests::error_count ... ok
[INFO] [stdout] test gf::poly_math::tests::add ... ok
[INFO] [stdout] test gf::poly_math::tests::mul ... ok
[INFO] [stdout] test gf::poly_math::tests::scale_assign ... ok
[INFO] [stdout] test gf::poly_math::tests::scale ... ok
[INFO] [stdout] test gf::tests::div ... ok
[INFO] [stdout] test gf::tests::mul ... ok
[INFO] [stdout] test gf::tests::add ... ok
[INFO] [stdout] test gf::tests::pow ... ok
[INFO] [stdout] test gf::tests::sub ... ok
[INFO] [stdout] test gf::poly_math::tests::eval ... ok
[INFO] [stdout] test gf::poly_math::tests::div ... ok
[INFO] [stdout] test decoder::tests::correct_errata ... 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] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-c9e05d4f7dd35d5c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reed-solomon
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::correct_err_count (line 39) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::new (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/buffer.rs - buffer::Buffer (line 6) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::is_corrupted (line 147) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::Encoder::new (line 16) ... ok
[INFO] [stdout] test src/encoder.rs - encoder::Encoder::encode (line 28) ... ok
[INFO] [stdout] test src/decoder.rs - decoder::Decoder::correct (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4186a9b21687a853973ddbdaf60efc9d2195d33b8ee7d3b1ecf94fd598066a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4186a9b21687a853973ddbdaf60efc9d2195d33b8ee7d3b1ecf94fd598066a5d", kill_on_drop: false }`
[INFO] [stdout] 4186a9b21687a853973ddbdaf60efc9d2195d33b8ee7d3b1ecf94fd598066a5d