[INFO] fetching crate deltastruct 0.1.8...
[INFO] testing deltastruct-0.1.8 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate deltastruct 0.1.8 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate deltastruct 0.1.8 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deltastruct_proc v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 757bef311a78f87ec9301c2974006ddfa7076c8a4fbab9c87a2dbb7d4f964228
[INFO] running `Command { std: "docker" "start" "-a" "757bef311a78f87ec9301c2974006ddfa7076c8a4fbab9c87a2dbb7d4f964228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "757bef311a78f87ec9301c2974006ddfa7076c8a4fbab9c87a2dbb7d4f964228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757bef311a78f87ec9301c2974006ddfa7076c8a4fbab9c87a2dbb7d4f964228", kill_on_drop: false }`
[INFO] [stdout] 757bef311a78f87ec9301c2974006ddfa7076c8a4fbab9c87a2dbb7d4f964228
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 532ce2a6f2ded461c144de5f73b448975cc0da8f7de5232114caeaf577abbee6
[INFO] running `Command { std: "docker" "start" "-a" "532ce2a6f2ded461c144de5f73b448975cc0da8f7de5232114caeaf577abbee6", 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]    Compiling syn v1.0.73
[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 8.99s
[INFO] running `Command { std: "docker" "inspect" "532ce2a6f2ded461c144de5f73b448975cc0da8f7de5232114caeaf577abbee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532ce2a6f2ded461c144de5f73b448975cc0da8f7de5232114caeaf577abbee6", kill_on_drop: false }`
[INFO] [stdout] 532ce2a6f2ded461c144de5f73b448975cc0da8f7de5232114caeaf577abbee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc5acbcdeb9838674311addb9dc9ead936fc79855510b255c15291bbfcaed03
[INFO] running `Command { std: "docker" "start" "-a" "cfc5acbcdeb9838674311addb9dc9ead936fc79855510b255c15291bbfcaed03", kill_on_drop: false }`
[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" "cfc5acbcdeb9838674311addb9dc9ead936fc79855510b255c15291bbfcaed03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc5acbcdeb9838674311addb9dc9ead936fc79855510b255c15291bbfcaed03", kill_on_drop: false }`
[INFO] [stdout] cfc5acbcdeb9838674311addb9dc9ead936fc79855510b255c15291bbfcaed03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 452e8aeba6b0acb7d3996c33f6d9d4e91be4577de6c144ccd95f6f0fe51b21e2
[INFO] running `Command { std: "docker" "start" "-a" "452e8aeba6b0acb7d3996c33f6d9d4e91be4577de6c144ccd95f6f0fe51b21e2", 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/deltastruct-4966a1052d4ea1f8)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::self_func ... ok
[INFO] [stderr]    Doc-tests deltastruct
[INFO] [stdout] test tests::field_func ... ok
[INFO] [stdout] test tests::delta_derives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[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] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "452e8aeba6b0acb7d3996c33f6d9d4e91be4577de6c144ccd95f6f0fe51b21e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452e8aeba6b0acb7d3996c33f6d9d4e91be4577de6c144ccd95f6f0fe51b21e2", kill_on_drop: false }`
[INFO] [stdout] 452e8aeba6b0acb7d3996c33f6d9d4e91be4577de6c144ccd95f6f0fe51b21e2