[INFO] cloning repository https://github.com/jcrowgey/lud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jcrowgey/lud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Flud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Flud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1001ef42633d5f0dad9b1953110b7697579c7a8c
[INFO] testing jcrowgey/lud against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Flud" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jcrowgey/lud on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jcrowgey/lud
[INFO] finished tweaking git repo https://github.com/jcrowgey/lud
[INFO] tweaked toml for git repo https://github.com/jcrowgey/lud written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jcrowgey/lud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing jcrowgey/lud against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcrowgey%2Flud" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jcrowgey/lud on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jcrowgey/lud
[INFO] finished tweaking git repo https://github.com/jcrowgey/lud
[INFO] tweaked toml for git repo https://github.com/jcrowgey/lud written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jcrowgey/lud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded resolv-conf v0.6.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.50
[INFO] [stderr]   Downloaded rand_os v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.47
[INFO] [stderr]   Downloaded rand v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2e549b898ab33a40e46a81f34c4fbcbc1264767bb150bb0f126885e9f0258c2
[INFO] running `Command { std: "docker" "start" "-a" "a2e549b898ab33a40e46a81f34c4fbcbc1264767bb150bb0f126885e9f0258c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2e549b898ab33a40e46a81f34c4fbcbc1264767bb150bb0f126885e9f0258c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e549b898ab33a40e46a81f34c4fbcbc1264767bb150bb0f126885e9f0258c2", kill_on_drop: false }`
[INFO] [stdout] a2e549b898ab33a40e46a81f34c4fbcbc1264767bb150bb0f126885e9f0258c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b0caf2c85fbec57089c03cc2f69b4a1d50b07ad3062a08b2b85b06560665acf
[INFO] running `Command { std: "docker" "start" "-a" "1b0caf2c85fbec57089c03cc2f69b4a1d50b07ad3062a08b2b85b06560665acf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling lud v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/rr.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     (16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stdout]     |     ^
[INFO] [stdout] 106 |         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32))
[INFO] [stdout]     |                                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 ~     16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stdout] 106 ~         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `Command { std: "docker" "inspect" "1b0caf2c85fbec57089c03cc2f69b4a1d50b07ad3062a08b2b85b06560665acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0caf2c85fbec57089c03cc2f69b4a1d50b07ad3062a08b2b85b06560665acf", kill_on_drop: false }`
[INFO] [stdout] 1b0caf2c85fbec57089c03cc2f69b4a1d50b07ad3062a08b2b85b06560665acf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e52d33a0b82c5d4cbefb682dc82e187c3ae8e9c8da759a2b424f54c4adc51136
[INFO] running `Command { std: "docker" "start" "-a" "e52d33a0b82c5d4cbefb682dc82e187c3ae8e9c8da759a2b424f54c4adc51136", kill_on_drop: false }`
[INFO] [stderr]    Compiling lud v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/rr.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     (16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stdout]     |     ^
[INFO] [stdout] 106 |         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32))
[INFO] [stdout]     |                                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 ~     16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stdout] 106 ~         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/rr.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     (16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stdout]     |     ^
[INFO] [stdout] 106 |         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32))
[INFO] [stdout]     |                                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 ~     16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stdout] 106 ~         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "e52d33a0b82c5d4cbefb682dc82e187c3ae8e9c8da759a2b424f54c4adc51136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52d33a0b82c5d4cbefb682dc82e187c3ae8e9c8da759a2b424f54c4adc51136", kill_on_drop: false }`
[INFO] [stdout] e52d33a0b82c5d4cbefb682dc82e187c3ae8e9c8da759a2b424f54c4adc51136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94f4474aa87688e25ab9b228abf73786dde344c1a05b2947881b5265091c144a
[INFO] running `Command { std: "docker" "start" "-a" "94f4474aa87688e25ab9b228abf73786dde344c1a05b2947881b5265091c144a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/rr.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     (16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stderr]     |     ^
[INFO] [stderr] 106 |         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32))
[INFO] [stderr]     |                                                                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 105 ~     16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stderr] 106 ~         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `lud` (lib) generated 1 warning (run `cargo fix --lib -p lud` to apply 1 suggestion)
[INFO] [stderr] warning: `lud` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lud-2764d409672b1c34)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_ascii_domain ... ok
[INFO] [stdout] test tests::test_valid_idn ... ok
[INFO] [stdout] test tests::test_invalid_idn ... ok
[INFO] [stdout] test message::tests::messagemeta_round_trip ... ok
[INFO] [stdout] test message::tests::messagemeta_new ... ok
[INFO] [stdout] test rr::tests::rrtype_u16_round_trip ... ok
[INFO] [stdout] test tests::test_valid_idn_tld ... ok
[INFO] [stdout] test tests::test_punycode_domain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lud-46e10ac040f0d385)
[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] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-460cb90d0580e250)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_circular_message ... ok
[INFO] [stdout] test test_parse_message_A ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lud
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/rr.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     (16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stderr]     |     ^
[INFO] [stderr] 106 |         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32))
[INFO] [stderr]     |                                                                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 105 ~     16 * 16 * (byte_combine(bytes[offset], bytes[offset + 1]) as i32)
[INFO] [stderr] 106 ~         + (byte_combine(bytes[offset + 2], bytes[offset + 3]) as i32)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning 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" "94f4474aa87688e25ab9b228abf73786dde344c1a05b2947881b5265091c144a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f4474aa87688e25ab9b228abf73786dde344c1a05b2947881b5265091c144a", kill_on_drop: false }`
[INFO] [stdout] 94f4474aa87688e25ab9b228abf73786dde344c1a05b2947881b5265091c144a