[INFO] fetching crate serde-diff-derive 0.4.0...
[INFO] testing serde-diff-derive-0.4.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate serde-diff-derive 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serde-diff-derive 0.4.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-diff-derive 0.4.0
[INFO] finished tweaking crates.io crate serde-diff-derive 0.4.0
[INFO] tweaked toml for crates.io crate serde-diff-derive 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cae0847282a2950dbdb62b2574864405c20cb8ab05d6061c283565add1f20cef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cae0847282a2950dbdb62b2574864405c20cb8ab05d6061c283565add1f20cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cae0847282a2950dbdb62b2574864405c20cb8ab05d6061c283565add1f20cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae0847282a2950dbdb62b2574864405c20cb8ab05d6061c283565add1f20cef", kill_on_drop: false }`
[INFO] [stdout] cae0847282a2950dbdb62b2574864405c20cb8ab05d6061c283565add1f20cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50cb714825c83326fffb4905d934080b360d91857c628d01331e4dc1e74425e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50cb714825c83326fffb4905d934080b360d91857c628d01331e4dc1e74425e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde-diff-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.60s
[INFO] running `Command { std: "docker" "inspect" "50cb714825c83326fffb4905d934080b360d91857c628d01331e4dc1e74425e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50cb714825c83326fffb4905d934080b360d91857c628d01331e4dc1e74425e4", kill_on_drop: false }`
[INFO] [stdout] 50cb714825c83326fffb4905d934080b360d91857c628d01331e4dc1e74425e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de412a3c08c62dcb2030db50efed24164b2d4e35234737fca2e37d6c6e5b4acd
[INFO] running `Command { std: "docker" "start" "-a" "de412a3c08c62dcb2030db50efed24164b2d4e35234737fca2e37d6c6e5b4acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-diff-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "de412a3c08c62dcb2030db50efed24164b2d4e35234737fca2e37d6c6e5b4acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de412a3c08c62dcb2030db50efed24164b2d4e35234737fca2e37d6c6e5b4acd", kill_on_drop: false }`
[INFO] [stdout] de412a3c08c62dcb2030db50efed24164b2d4e35234737fca2e37d6c6e5b4acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3801d514cf78d177be0f356b7fee9a75f521fedc3d8305234efa2c64ad20882
[INFO] running `Command { std: "docker" "start" "-a" "e3801d514cf78d177be0f356b7fee9a75f521fedc3d8305234efa2c64ad20882", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_diff_derive-09d447bfd78bd7c0)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests serde_diff_derive
[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 4 tests
[INFO] [stdout] test src/lib.rs - serde_diff_macro_derive (line 8) ... FAILED
[INFO] [stdout] test src/lib.rs - serde_diff_macro_derive (line 19) ... FAILED
[INFO] [stdout] test src/lib.rs - serde_diff_macro_derive (line 41) ... FAILED
[INFO] [stdout] test src/lib.rs - serde_diff_macro_derive (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - serde_diff_macro_derive (line 8) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `serde_diff`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_diff::SerdeDiff;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `serde_diff`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `SerdeDiff`
[INFO] [stdout]  --> src/lib.rs:11:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - serde_diff_macro_derive (line 19) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `serde_diff`
[INFO] [stdout]  --> src/lib.rs:20:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_diff::SerdeDiff;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `serde_diff`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `SerdeDiff`
[INFO] [stdout]  --> src/lib.rs:22:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff, Serialize, Deserialize, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/lib.rs:22:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff, Serialize, Deserialize, PartialEq)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]  --> src/lib.rs:22:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff, Serialize, Deserialize, PartialEq)]
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde_diff` in this scope
[INFO] [stdout]  --> src/lib.rs:23:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[serde_diff(opaque)]
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - serde_diff_macro_derive (line 41) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `serde_diff`
[INFO] [stdout]  --> src/lib.rs:42:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_diff::SerdeDiff;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `serde_diff`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `SerdeDiff`
[INFO] [stdout]   --> src/lib.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(SerdeDiff, Serialize, Deserialize, Default)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(SerdeDiff, Serialize, Deserialize, Default)]
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(SerdeDiff, Serialize, Deserialize, Default)]
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/lib.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[serde(rename = "MyComplexStruct", default)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `SerdeDiff`
[INFO] [stdout]  --> src/lib.rs:44:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff, Serialize, Deserialize, Clone)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/lib.rs:44:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff, Serialize, Deserialize, Clone)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]  --> src/lib.rs:44:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff, Serialize, Deserialize, Clone)]
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]  --> src/lib.rs:45:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[serde(from = "MySimpleStruct", into = "MySimpleStruct")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde_diff` in this scope
[INFO] [stdout]  --> src/lib.rs:46:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[serde_diff(target = "MySimpleStruct")]
[INFO] [stdout]   |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - serde_diff_macro_derive (line 28) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `serde_diff`
[INFO] [stdout]  --> src/lib.rs:29:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_diff::SerdeDiff;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `serde_diff`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `SerdeDiff`
[INFO] [stdout]  --> src/lib.rs:31:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(SerdeDiff)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde_diff` in this scope
[INFO] [stdout]  --> src/lib.rs:33:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[serde_diff(opaque)]
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - serde_diff_macro_derive (line 19)
[INFO] [stdout]     src/lib.rs - serde_diff_macro_derive (line 28)
[INFO] [stdout]     src/lib.rs - serde_diff_macro_derive (line 41)
[INFO] [stdout]     src/lib.rs - serde_diff_macro_derive (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e3801d514cf78d177be0f356b7fee9a75f521fedc3d8305234efa2c64ad20882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3801d514cf78d177be0f356b7fee9a75f521fedc3d8305234efa2c64ad20882", kill_on_drop: false }`
[INFO] [stdout] e3801d514cf78d177be0f356b7fee9a75f521fedc3d8305234efa2c64ad20882
