[INFO] fetching crate bencoders 0.1.0...
[INFO] testing bencoders-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate bencoders 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bencoders 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bencoders 0.1.0
[INFO] finished tweaking crates.io crate bencoders 0.1.0
[INFO] tweaked toml for crates.io crate bencoders 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad77c6b382489670912132d5f9d1891b746efd3a93bc878018e9d21dd3c78de8
[INFO] running `Command { std: "docker" "start" "-a" "ad77c6b382489670912132d5f9d1891b746efd3a93bc878018e9d21dd3c78de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad77c6b382489670912132d5f9d1891b746efd3a93bc878018e9d21dd3c78de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad77c6b382489670912132d5f9d1891b746efd3a93bc878018e9d21dd3c78de8", kill_on_drop: false }`
[INFO] [stdout] ad77c6b382489670912132d5f9d1891b746efd3a93bc878018e9d21dd3c78de8
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f27f25b45a8cb7f67cd617272cdebb27364bd749f1aa3d57eafca50fe296dab
[INFO] running `Command { std: "docker" "start" "-a" "2f27f25b45a8cb7f67cd617272cdebb27364bd749f1aa3d57eafca50fe296dab", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v0.3.11
[INFO] [stderr]    Compiling bencoders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | named!(bytes<(Vec<u8>)>,
[INFO] [stdout]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 | named!(list<(Vec<Bencode>)>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | named!(dict<(HashMap<Vec<u8>, Bencode>)>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "2f27f25b45a8cb7f67cd617272cdebb27364bd749f1aa3d57eafca50fe296dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f27f25b45a8cb7f67cd617272cdebb27364bd749f1aa3d57eafca50fe296dab", kill_on_drop: false }`
[INFO] [stdout] 2f27f25b45a8cb7f67cd617272cdebb27364bd749f1aa3d57eafca50fe296dab
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06ad96c6350a8c0b651803b24035c8f86eb39dc4e869e55a5719b5fcf06e469c
[INFO] running `Command { std: "docker" "start" "-a" "06ad96c6350a8c0b651803b24035c8f86eb39dc4e869e55a5719b5fcf06e469c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencoders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | named!(bytes<(Vec<u8>)>,
[INFO] [stdout]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 | named!(list<(Vec<Bencode>)>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | named!(dict<(HashMap<Vec<u8>, Bencode>)>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | named!(bytes<(Vec<u8>)>,
[INFO] [stdout]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 | named!(list<(Vec<Bencode>)>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 | named!(dict<(HashMap<Vec<u8>, Bencode>)>,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "06ad96c6350a8c0b651803b24035c8f86eb39dc4e869e55a5719b5fcf06e469c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ad96c6350a8c0b651803b24035c8f86eb39dc4e869e55a5719b5fcf06e469c", kill_on_drop: false }`
[INFO] [stdout] 06ad96c6350a8c0b651803b24035c8f86eb39dc4e869e55a5719b5fcf06e469c
[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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4219ce2f1bc8dd5334c526cb15830f8c9b92c40214b6b25e0d88a27774d214be
[INFO] running `Command { std: "docker" "start" "-a" "4219ce2f1bc8dd5334c526cb15830f8c9b92c40214b6b25e0d88a27774d214be", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 | named!(bytes<(Vec<u8>)>,
[INFO] [stderr]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 | named!(list<(Vec<Bencode>)>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 | named!(dict<(HashMap<Vec<u8>, Bencode>)>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 | named!(bytes<(Vec<u8>)>,
[INFO] [stderr]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 | named!(list<(Vec<Bencode>)>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 | named!(dict<(HashMap<Vec<u8>, Bencode>)>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bencoders-1f53ba2daefa547f)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::decode_bytes ... ok
[INFO] [stdout] test tests::decode_dict ... ok
[INFO] [stdout] test tests::decode_list ... ok
[INFO] [stdout] test tests::decode_empty_dict ... ok
[INFO] [stdout] test tests::decode_negative_int ... ok
[INFO] [stdout] test tests::decode_positive_int ... ok
[INFO] [stdout] test tests::decode_empty_list ... ok
[INFO] [stderr]    Doc-tests bencoders
[INFO] [stdout] test tests::decode_zero_bytes ... ok
[INFO] [stdout] test tests::decode_zero_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 | named!(bytes<(Vec<u8>)>,
[INFO] [stderr]    |              ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 | named!(list<(Vec<Bencode>)>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 | named!(dict<(HashMap<Vec<u8>, Bencode>)>,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4219ce2f1bc8dd5334c526cb15830f8c9b92c40214b6b25e0d88a27774d214be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4219ce2f1bc8dd5334c526cb15830f8c9b92c40214b6b25e0d88a27774d214be", kill_on_drop: false }`
[INFO] [stdout] 4219ce2f1bc8dd5334c526cb15830f8c9b92c40214b6b25e0d88a27774d214be