[INFO] fetching crate deltastruct 0.1.8...
[INFO] testing deltastruct-0.1.8 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate deltastruct 0.1.8 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate deltastruct 0.1.8 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deltastruct 0.1.8
[INFO] finished tweaking crates.io crate deltastruct 0.1.8
[INFO] tweaked toml for crates.io crate deltastruct 0.1.8 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a369e02c7c52dde589092adf0e18345e8156e18d017371be684baa27f75f8948
[INFO] running `Command { std: "docker" "start" "-a" "a369e02c7c52dde589092adf0e18345e8156e18d017371be684baa27f75f8948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a369e02c7c52dde589092adf0e18345e8156e18d017371be684baa27f75f8948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a369e02c7c52dde589092adf0e18345e8156e18d017371be684baa27f75f8948", kill_on_drop: false }`
[INFO] [stdout] a369e02c7c52dde589092adf0e18345e8156e18d017371be684baa27f75f8948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c92607512273a91d728ed229925c521c1100912bb2302a03b8d0df777ed24bdc
[INFO] running `Command { std: "docker" "start" "-a" "c92607512273a91d728ed229925c521c1100912bb2302a03b8d0df777ed24bdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling deltastruct_proc v0.1.8
[INFO] [stderr]    Compiling deltastruct v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "c92607512273a91d728ed229925c521c1100912bb2302a03b8d0df777ed24bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c92607512273a91d728ed229925c521c1100912bb2302a03b8d0df777ed24bdc", kill_on_drop: false }`
[INFO] [stdout] c92607512273a91d728ed229925c521c1100912bb2302a03b8d0df777ed24bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abf1dc7b24b10445ffe6807a3bd51f00c97100d1c5dc47aff7a8de3c28ca289
[INFO] running `Command { std: "docker" "start" "-a" "3abf1dc7b24b10445ffe6807a3bd51f00c97100d1c5dc47aff7a8de3c28ca289", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling deltastruct v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `clone` that must be used
[INFO] [stdout]    --> src/lib.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     testbugdelta.clone();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "3abf1dc7b24b10445ffe6807a3bd51f00c97100d1c5dc47aff7a8de3c28ca289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abf1dc7b24b10445ffe6807a3bd51f00c97100d1c5dc47aff7a8de3c28ca289", kill_on_drop: false }`
[INFO] [stdout] 3abf1dc7b24b10445ffe6807a3bd51f00c97100d1c5dc47aff7a8de3c28ca289
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f50e596df803f5aaa12076152a76c44df472f7f78eb97a89d693c92cf1ed2f4
[INFO] running `Command { std: "docker" "start" "-a" "5f50e596df803f5aaa12076152a76c44df472f7f78eb97a89d693c92cf1ed2f4", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `clone` that must be used
[INFO] [stderr]    --> src/lib.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     testbugdelta.clone();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: cloning is often expensive and is not expected to have side effects
[INFO] [stderr] 
[INFO] [stderr] warning: `deltastruct` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/deltastruct-7792693b880fa418)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::delta_derives ... ok
[INFO] [stdout] test tests::field_func ... ok
[INFO] [stdout] test tests::self_func ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deltastruct
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - DeltaStruct (line 149) ... ok
[INFO] [stdout] test src/lib.rs - DeltaStruct (line 163) ... ok
[INFO] [stdout] test src/lib.rs - deltastruct (line 128) ... ok
[INFO] [stdout] test src/lib.rs - deltastruct (line 103) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f50e596df803f5aaa12076152a76c44df472f7f78eb97a89d693c92cf1ed2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f50e596df803f5aaa12076152a76c44df472f7f78eb97a89d693c92cf1ed2f4", kill_on_drop: false }`
[INFO] [stdout] 5f50e596df803f5aaa12076152a76c44df472f7f78eb97a89d693c92cf1ed2f4