[INFO] fetching crate derive-diff 0.2.5...
[INFO] testing derive-diff-0.2.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate derive-diff 0.2.5 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate derive-diff 0.2.5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive-diff 0.2.5
[INFO] finished tweaking crates.io crate derive-diff 0.2.5
[INFO] tweaked toml for crates.io crate derive-diff 0.2.5 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cdb6eb442a7ef0c6d406820d33860343d569a833cc1f670b358e8ba337387a7
[INFO] running `Command { std: "docker" "start" "-a" "9cdb6eb442a7ef0c6d406820d33860343d569a833cc1f670b358e8ba337387a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cdb6eb442a7ef0c6d406820d33860343d569a833cc1f670b358e8ba337387a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cdb6eb442a7ef0c6d406820d33860343d569a833cc1f670b358e8ba337387a7", kill_on_drop: false }`
[INFO] [stdout] 9cdb6eb442a7ef0c6d406820d33860343d569a833cc1f670b358e8ba337387a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5052cffd6803bff1cf65b646ca08b9318fa88f0e6f8e2d17df591b052f6f577e
[INFO] running `Command { std: "docker" "start" "-a" "5052cffd6803bff1cf65b646ca08b9318fa88f0e6f8e2d17df591b052f6f577e", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling struct-diff v0.2.3
[INFO] [stderr]    Compiling derive-diff v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "5052cffd6803bff1cf65b646ca08b9318fa88f0e6f8e2d17df591b052f6f577e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5052cffd6803bff1cf65b646ca08b9318fa88f0e6f8e2d17df591b052f6f577e", kill_on_drop: false }`
[INFO] [stdout] 5052cffd6803bff1cf65b646ca08b9318fa88f0e6f8e2d17df591b052f6f577e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f656411a23a7b62c6100ee14d286851f629e66905014c0c3d461d4e2c36cec23
[INFO] running `Command { std: "docker" "start" "-a" "f656411a23a7b62c6100ee14d286851f629e66905014c0c3d461d4e2c36cec23", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive-diff v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f656411a23a7b62c6100ee14d286851f629e66905014c0c3d461d4e2c36cec23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f656411a23a7b62c6100ee14d286851f629e66905014c0c3d461d4e2c36cec23", kill_on_drop: false }`
[INFO] [stdout] f656411a23a7b62c6100ee14d286851f629e66905014c0c3d461d4e2c36cec23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d261f5270cc95698fe946716e6e1c1f128dd99c0f8cd4ddf8d8d3c539d8fe9fb
[INFO] running `Command { std: "docker" "start" "-a" "d261f5270cc95698fe946716e6e1c1f128dd99c0f8cd4ddf8d8d3c539d8fe9fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/derive_diff-624b79694aee7190)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests derive-diff
[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] [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" "d261f5270cc95698fe946716e6e1c1f128dd99c0f8cd4ddf8d8d3c539d8fe9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d261f5270cc95698fe946716e6e1c1f128dd99c0f8cd4ddf8d8d3c539d8fe9fb", kill_on_drop: false }`
[INFO] [stdout] d261f5270cc95698fe946716e6e1c1f128dd99c0f8cd4ddf8d8d3c539d8fe9fb