[INFO] fetching crate diff-struct 0.3.1...
[INFO] testing diff-struct-0.3.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate diff-struct 0.3.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate diff-struct 0.3.1 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 diff-struct 0.3.1
[INFO] finished tweaking crates.io crate diff-struct 0.3.1
[INFO] tweaked toml for crates.io crate diff-struct 0.3.1 written to /workspace/builds/worker-9/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 diff_derive v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] bade2a8fda136f9d4603034b32cb40fe5f667079825bd8b7d5a40223de958ceb
[INFO] running `Command { std: "docker" "start" "-a" "bade2a8fda136f9d4603034b32cb40fe5f667079825bd8b7d5a40223de958ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bade2a8fda136f9d4603034b32cb40fe5f667079825bd8b7d5a40223de958ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bade2a8fda136f9d4603034b32cb40fe5f667079825bd8b7d5a40223de958ceb", kill_on_drop: false }`
[INFO] [stdout] bade2a8fda136f9d4603034b32cb40fe5f667079825bd8b7d5a40223de958ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] b5ce07a3c41aca910517e682b6728fb013e51f975a505cee3da9005493144117
[INFO] running `Command { std: "docker" "start" "-a" "b5ce07a3c41aca910517e682b6728fb013e51f975a505cee3da9005493144117", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling diff_derive v0.1.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling diff-struct v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.41s
[INFO] running `Command { std: "docker" "inspect" "b5ce07a3c41aca910517e682b6728fb013e51f975a505cee3da9005493144117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ce07a3c41aca910517e682b6728fb013e51f975a505cee3da9005493144117", kill_on_drop: false }`
[INFO] [stdout] b5ce07a3c41aca910517e682b6728fb013e51f975a505cee3da9005493144117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9aced391ba15e81b95be94c8c25acbbf001050e71599fbdbc858c7a3be3593b0
[INFO] running `Command { std: "docker" "start" "-a" "9aced391ba15e81b95be94c8c25acbbf001050e71599fbdbc858c7a3be3593b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff-struct v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "9aced391ba15e81b95be94c8c25acbbf001050e71599fbdbc858c7a3be3593b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aced391ba15e81b95be94c8c25acbbf001050e71599fbdbc858c7a3be3593b0", kill_on_drop: false }`
[INFO] [stdout] 9aced391ba15e81b95be94c8c25acbbf001050e71599fbdbc858c7a3be3593b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8386d1a3f9f98d2dc2b749488a38fcb280f074fdf2e6325b61ca1f35402e08d1
[INFO] running `Command { std: "docker" "start" "-a" "8386d1a3f9f98d2dc2b749488a38fcb280f074fdf2e6325b61ca1f35402e08d1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/diff-dfed8689e1688919)
[INFO] [stdout] test tests::numeric_diffs ... ok
[INFO] [stdout] test tests::test_derive ... ok
[INFO] [stdout] test tests::test_char_string ... ok
[INFO] [stdout] test tests::test_tuple_derive ... ok
[INFO] [stdout] test tests::test_vecs ... ok
[INFO] [stdout] test tests::test_maps ... ok
[INFO] [stdout] test tests::test_apply ... ok
[INFO] [stdout] test tests::test_opt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diff
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Diff::identity (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8386d1a3f9f98d2dc2b749488a38fcb280f074fdf2e6325b61ca1f35402e08d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8386d1a3f9f98d2dc2b749488a38fcb280f074fdf2e6325b61ca1f35402e08d1", kill_on_drop: false }`
[INFO] [stdout] 8386d1a3f9f98d2dc2b749488a38fcb280f074fdf2e6325b61ca1f35402e08d1