[INFO] fetching crate bencoders 0.1.0...
[INFO] testing bencoders-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate bencoders 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bencoders 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v0.3.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9f60a212eeb245e809371bd44cf7dff65b65fa69f35e799ac0f2f311f493214
[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" "e9f60a212eeb245e809371bd44cf7dff65b65fa69f35e799ac0f2f311f493214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9f60a212eeb245e809371bd44cf7dff65b65fa69f35e799ac0f2f311f493214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f60a212eeb245e809371bd44cf7dff65b65fa69f35e799ac0f2f311f493214", kill_on_drop: false }`
[INFO] [stdout] e9f60a212eeb245e809371bd44cf7dff65b65fa69f35e799ac0f2f311f493214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 820019ba002cc841cfac93f844fb69c1d83998ed227d69ce17531bc87a89d524
[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" "820019ba002cc841cfac93f844fb69c1d83998ed227d69ce17531bc87a89d524", 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 1.94s
[INFO] running `Command { std: "docker" "inspect" "820019ba002cc841cfac93f844fb69c1d83998ed227d69ce17531bc87a89d524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820019ba002cc841cfac93f844fb69c1d83998ed227d69ce17531bc87a89d524", kill_on_drop: false }`
[INFO] [stdout] 820019ba002cc841cfac93f844fb69c1d83998ed227d69ce17531bc87a89d524
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6f6f213b0fc3c84945aeea14a0d5291f7d1d53980ed1f4f592a1fcc4a119c78
[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" "b6f6f213b0fc3c84945aeea14a0d5291f7d1d53980ed1f4f592a1fcc4a119c78", 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 1.26s
[INFO] running `Command { std: "docker" "inspect" "b6f6f213b0fc3c84945aeea14a0d5291f7d1d53980ed1f4f592a1fcc4a119c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f6f213b0fc3c84945aeea14a0d5291f7d1d53980ed1f4f592a1fcc4a119c78", kill_on_drop: false }`
[INFO] [stdout] b6f6f213b0fc3c84945aeea14a0d5291f7d1d53980ed1f4f592a1fcc4a119c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 511e024a998c0748409ad24a613309171466ae25a4a9cd63a9d358b16b6c1b51
[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" "511e024a998c0748409ad24a613309171466ae25a4a9cd63a9d358b16b6c1b51", 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 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bencoders-7cc947c0aa0911c8
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::decode_bytes ... ok
[INFO] [stdout] test tests::decode_empty_dict ... ok
[INFO] [stdout] test tests::decode_zero_bytes ... ok
[INFO] [stderr]    Doc-tests bencoders
[INFO] [stdout] test tests::decode_list ... ok
[INFO] [stdout] test tests::decode_empty_list ... ok
[INFO] [stdout] test tests::decode_zero_int ... ok
[INFO] [stdout] test tests::decode_positive_int ... ok
[INFO] [stdout] test tests::decode_negative_int ... ok
[INFO] [stdout] test tests::decode_dict ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "511e024a998c0748409ad24a613309171466ae25a4a9cd63a9d358b16b6c1b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511e024a998c0748409ad24a613309171466ae25a4a9cd63a9d358b16b6c1b51", kill_on_drop: false }`
[INFO] [stdout] 511e024a998c0748409ad24a613309171466ae25a4a9cd63a9d358b16b6c1b51
