[INFO] fetching crate fdb_tuple 0.4.0...
[INFO] checking fdb_tuple-0.4.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate fdb_tuple 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fdb_tuple 0.4.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fdb_tuple 0.4.0
[INFO] finished tweaking crates.io crate fdb_tuple 0.4.0
[INFO] tweaked toml for crates.io crate fdb_tuple 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aab5c5a35b0e43568e8f62dd05c7af35a95c4065f02ed34b7bd8e8018628913a
[INFO] running `Command { std: "docker" "start" "-a" "aab5c5a35b0e43568e8f62dd05c7af35a95c4065f02ed34b7bd8e8018628913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aab5c5a35b0e43568e8f62dd05c7af35a95c4065f02ed34b7bd8e8018628913a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab5c5a35b0e43568e8f62dd05c7af35a95c4065f02ed34b7bd8e8018628913a", kill_on_drop: false }`
[INFO] [stdout] aab5c5a35b0e43568e8f62dd05c7af35a95c4065f02ed34b7bd8e8018628913a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23f6d189c258a08eabda59bde097da873b127bc5e97b9b15aa99d865ef8b2f8a
[INFO] running `Command { std: "docker" "start" "-a" "23f6d189c258a08eabda59bde097da873b127bc5e97b9b15aa99d865ef8b2f8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking fdb_tuple v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `timestamp`
[INFO] [stdout]    --> src/lib.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timestamp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pubkey`
[INFO] [stdout]    --> src/lib.rs:102:30
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pubkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/lib.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/lib.rs:102:44
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "23f6d189c258a08eabda59bde097da873b127bc5e97b9b15aa99d865ef8b2f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f6d189c258a08eabda59bde097da873b127bc5e97b9b15aa99d865ef8b2f8a", kill_on_drop: false }`
[INFO] [stdout] 23f6d189c258a08eabda59bde097da873b127bc5e97b9b15aa99d865ef8b2f8a
[INFO] checking fdb_tuple-0.4.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate fdb_tuple 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fdb_tuple 0.4.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fdb_tuple 0.4.0
[INFO] finished tweaking crates.io crate fdb_tuple 0.4.0
[INFO] tweaked toml for crates.io crate fdb_tuple 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c2ef30fa9a998fc9fd0045d787d57b5ba88f268e2325b1afd31804968316f5d
[INFO] running `Command { std: "docker" "start" "-a" "3c2ef30fa9a998fc9fd0045d787d57b5ba88f268e2325b1afd31804968316f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c2ef30fa9a998fc9fd0045d787d57b5ba88f268e2325b1afd31804968316f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c2ef30fa9a998fc9fd0045d787d57b5ba88f268e2325b1afd31804968316f5d", kill_on_drop: false }`
[INFO] [stdout] 3c2ef30fa9a998fc9fd0045d787d57b5ba88f268e2325b1afd31804968316f5d
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99076897d13d0d47002b28d0cc26b0f8c121e41b82fcb5e70b011be070dfbde5
[INFO] running `Command { std: "docker" "start" "-a" "99076897d13d0d47002b28d0cc26b0f8c121e41b82fcb5e70b011be070dfbde5", kill_on_drop: false }`
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking fdb_tuple v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `timestamp`
[INFO] [stdout]    --> src/lib.rs:102:19
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timestamp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pubkey`
[INFO] [stdout]    --> src/lib.rs:102:30
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pubkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> src/lib.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/lib.rs:102:44
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let (tag, timestamp, pubkey, kind, id): (String, u64, Vec<u8>, u64, Vec<u8>) = from_bytes(bytes).unwrap();
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "99076897d13d0d47002b28d0cc26b0f8c121e41b82fcb5e70b011be070dfbde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99076897d13d0d47002b28d0cc26b0f8c121e41b82fcb5e70b011be070dfbde5", kill_on_drop: false }`
[INFO] [stdout] 99076897d13d0d47002b28d0cc26b0f8c121e41b82fcb5e70b011be070dfbde5