[INFO] fetching crate lightning-wire-msgs-derive-base 0.2.6...
[INFO] testing lightning-wire-msgs-derive-base-0.2.6 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate lightning-wire-msgs-derive-base 0.2.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate lightning-wire-msgs-derive-base 0.2.6 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lightning-wire-msgs-derive-base 0.2.6
[INFO] finished tweaking crates.io crate lightning-wire-msgs-derive-base 0.2.6
[INFO] tweaked toml for crates.io crate lightning-wire-msgs-derive-base 0.2.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fc21b5ac479ef4745c7d34cd430ce8859a82d9c9956a3d33739e7bcf801092d
[INFO] running `Command { std: "docker" "start" "-a" "7fc21b5ac479ef4745c7d34cd430ce8859a82d9c9956a3d33739e7bcf801092d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fc21b5ac479ef4745c7d34cd430ce8859a82d9c9956a3d33739e7bcf801092d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc21b5ac479ef4745c7d34cd430ce8859a82d9c9956a3d33739e7bcf801092d", kill_on_drop: false }`
[INFO] [stdout] 7fc21b5ac479ef4745c7d34cd430ce8859a82d9c9956a3d33739e7bcf801092d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf8cd4397e0c51ef422f0822581e6c30b75fb11dd73ab05d8faeb301d9f82b1
[INFO] running `Command { std: "docker" "start" "-a" "ecf8cd4397e0c51ef422f0822581e6c30b75fb11dd73ab05d8faeb301d9f82b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling lightning-wire-msgs-derive-base v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/wire_msg.rs:176:29
[INFO] [stdout]     |
[INFO] [stdout] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stdout] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stdout] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stdout] 179 | | ...                   })
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stdout] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stdout] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stdout] 179 |                             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "ecf8cd4397e0c51ef422f0822581e6c30b75fb11dd73ab05d8faeb301d9f82b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf8cd4397e0c51ef422f0822581e6c30b75fb11dd73ab05d8faeb301d9f82b1", kill_on_drop: false }`
[INFO] [stdout] ecf8cd4397e0c51ef422f0822581e6c30b75fb11dd73ab05d8faeb301d9f82b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a95e9984b874e734df580185eba404757c9251ebf437f4e1841821f88d4cbe69
[INFO] running `Command { std: "docker" "start" "-a" "a95e9984b874e734df580185eba404757c9251ebf437f4e1841821f88d4cbe69", kill_on_drop: false }`
[INFO] [stderr]    Compiling lightning-wire-msgs-derive-base v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/wire_msg.rs:176:29
[INFO] [stdout]     |
[INFO] [stdout] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stdout] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stdout] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stdout] 179 | | ...                   })
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stdout] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stdout] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stdout] 179 |                             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/wire_msg.rs:176:29
[INFO] [stdout]     |
[INFO] [stdout] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stdout] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stdout] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stdout] 179 | | ...                   })
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stdout] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stdout] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stdout] 179 |                             }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "a95e9984b874e734df580185eba404757c9251ebf437f4e1841821f88d4cbe69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a95e9984b874e734df580185eba404757c9251ebf437f4e1841821f88d4cbe69", kill_on_drop: false }`
[INFO] [stdout] a95e9984b874e734df580185eba404757c9251ebf437f4e1841821f88d4cbe69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aefe47dbd1614716c1f30156d7d17ecfdf8a80e2dc0320200bd4f1afa3c198cb
[INFO] running `Command { std: "docker" "start" "-a" "aefe47dbd1614716c1f30156d7d17ecfdf8a80e2dc0320200bd4f1afa3c198cb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/wire_msg.rs:176:29
[INFO] [stderr]     |
[INFO] [stderr] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 | | ...                   })
[INFO] [stderr]     | |________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 |                             }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `lightning-wire-msgs-derive-base` (lib) generated 1 warning
[INFO] [stderr] warning: `lightning-wire-msgs-derive-base` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lightning_wire_msgs_derive_base-ece44399da989a5f)
[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]    Doc-tests lightning-wire-msgs-derive-base
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/wire_msg.rs:176:29
[INFO] [stderr]     |
[INFO] [stderr] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 | | ...                   })
[INFO] [stderr]     | |________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 |                             }
[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" "aefe47dbd1614716c1f30156d7d17ecfdf8a80e2dc0320200bd4f1afa3c198cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aefe47dbd1614716c1f30156d7d17ecfdf8a80e2dc0320200bd4f1afa3c198cb", kill_on_drop: false }`
[INFO] [stdout] aefe47dbd1614716c1f30156d7d17ecfdf8a80e2dc0320200bd4f1afa3c198cb
