[INFO] fetching crate futures-signals-structs-derive 0.2.0...
[INFO] testing futures-signals-structs-derive-0.2.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate futures-signals-structs-derive 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate futures-signals-structs-derive 0.2.0
[INFO] finished tweaking crates.io crate futures-signals-structs-derive 0.2.0
[INFO] tweaked toml for crates.io crate futures-signals-structs-derive 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-signals-structs-derive 0.2.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.114)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67468200bb4980aa25e798e786a4bd135b5c94456e80559a18998c14da754ae7
[INFO] running `Command { std: "docker" "start" "-a" "67468200bb4980aa25e798e786a4bd135b5c94456e80559a18998c14da754ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67468200bb4980aa25e798e786a4bd135b5c94456e80559a18998c14da754ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67468200bb4980aa25e798e786a4bd135b5c94456e80559a18998c14da754ae7", kill_on_drop: false }`
[INFO] [stdout] 67468200bb4980aa25e798e786a4bd135b5c94456e80559a18998c14da754ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d27c5520f348596d96afe74a7094e54dfc0520ec9783fc46ac53d314c5ec392
[INFO] running `Command { std: "docker" "start" "-a" "5d27c5520f348596d96afe74a7094e54dfc0520ec9783fc46ac53d314c5ec392", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-signals-structs-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "5d27c5520f348596d96afe74a7094e54dfc0520ec9783fc46ac53d314c5ec392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d27c5520f348596d96afe74a7094e54dfc0520ec9783fc46ac53d314c5ec392", kill_on_drop: false }`
[INFO] [stdout] 5d27c5520f348596d96afe74a7094e54dfc0520ec9783fc46ac53d314c5ec392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66a7d98053132699d79af2ba8302c0b1fe86f7061b4231de04ef6e21848005ca
[INFO] running `Command { std: "docker" "start" "-a" "66a7d98053132699d79af2ba8302c0b1fe86f7061b4231de04ef6e21848005ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-signals-structs-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "66a7d98053132699d79af2ba8302c0b1fe86f7061b4231de04ef6e21848005ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a7d98053132699d79af2ba8302c0b1fe86f7061b4231de04ef6e21848005ca", kill_on_drop: false }`
[INFO] [stdout] 66a7d98053132699d79af2ba8302c0b1fe86f7061b4231de04ef6e21848005ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 722d6fecc27e5147508785bc676906326b2eaa5f552e5587c21bca0d465092d7
[INFO] running `Command { std: "docker" "start" "-a" "722d6fecc27e5147508785bc676906326b2eaa5f552e5587c21bca0d465092d7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_signals_structs_derive-783377eb8c76e94a)
[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] [stderr]    Doc-tests futures_signals_structs_derive
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - as_mutable_struct (line 128) ... FAILED
[INFO] [stdout] test src/lib.rs - as_mutable_struct (line 143) ... FAILED
[INFO] [stdout] test src/lib.rs - as_mutable_struct (line 136) ... FAILED
[INFO] [stdout] test src/lib.rs - as_mutable_struct (line 154) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - as_mutable_struct (line 109) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - as_mutable_struct (line 128) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `MutablePlayerScore` in this scope
[INFO] [stdout]    --> src/lib.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 | let mutable_score = MutablePlayerScore {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mutable`
[INFO] [stdout]    --> src/lib.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 |         hits: Mutable::new(5),
[INFO] [stdout]     |               ^^^^^^^ use of undeclared type `Mutable`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mutable`
[INFO] [stdout]    --> src/lib.rs:131:21
[INFO] [stdout]     |
[INFO] [stdout] 131 |         multiplier: Mutable::new(1.4),
[INFO] [stdout]     |                     ^^^^^^^ use of undeclared type `Mutable`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - as_mutable_struct (line 143) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `mutable_score` in this scope
[INFO] [stdout]    --> src/lib.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | mutable_score.update(PlayerScore {
[INFO] [stdout]     | ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `PlayerScore` in this scope
[INFO] [stdout]    --> src/lib.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 | mutable_score.update(PlayerScore {
[INFO] [stdout]     |                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mutable_score` in this scope
[INFO] [stdout]    --> src/lib.rs:148:16
[INFO] [stdout]     |
[INFO] [stdout] 148 |     assert_eq!(mutable_score.snapshot(), PlayerScore {
[INFO] [stdout]     |                ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `PlayerScore` in this scope
[INFO] [stdout]    --> src/lib.rs:148:42
[INFO] [stdout]     |
[INFO] [stdout] 148 |     assert_eq!(mutable_score.snapshot(), PlayerScore {
[INFO] [stdout]     |                                          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - as_mutable_struct (line 136) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `mutable_score` in this scope
[INFO] [stdout]    --> src/lib.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 | assert_eq!(mutable_score.snapshot(), PlayerScore {
[INFO] [stdout]     |            ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `PlayerScore` in this scope
[INFO] [stdout]    --> src/lib.rs:137:38
[INFO] [stdout]     |
[INFO] [stdout] 137 | assert_eq!(mutable_score.snapshot(), PlayerScore {
[INFO] [stdout]     |                                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - as_mutable_struct (line 154) stdout ----
[INFO] [stdout] error: cannot find derive macro `AsMutableStruct` in this scope
[INFO] [stdout]    --> src/lib.rs:155:10
[INFO] [stdout]     |
[INFO] [stdout] 155 | #[derive(AsMutableStruct)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]     |
[INFO] [stdout] 154 + use futures_signals_structs_derive::AsMutableStruct;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `mutable_type` in this scope
[INFO] [stdout]    --> src/lib.rs:157:11
[INFO] [stdout]     |
[INFO] [stdout] 157 |         #[mutable_type = "MutablePlayerScore"] player_1: PlayerScore,
[INFO] [stdout]     |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `mutable_type` in this scope
[INFO] [stdout]    --> src/lib.rs:158:11
[INFO] [stdout]     |
[INFO] [stdout] 158 |         #[mutable_type = "MutablePlayerScore"] player_2: PlayerScore,
[INFO] [stdout]     |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `PlayerScore` in this scope
[INFO] [stdout]    --> src/lib.rs:157:58
[INFO] [stdout]     |
[INFO] [stdout] 157 |         #[mutable_type = "MutablePlayerScore"] player_1: PlayerScore,
[INFO] [stdout]     |                                                          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `PlayerScore` in this scope
[INFO] [stdout]    --> src/lib.rs:158:58
[INFO] [stdout]     |
[INFO] [stdout] 158 |         #[mutable_type = "MutablePlayerScore"] player_2: PlayerScore,
[INFO] [stdout]     |                                                          ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - as_mutable_struct (line 109) stdout ----
[INFO] [stdout] error: cannot find derive macro `AsMutableStruct` in this scope
[INFO] [stdout]    --> src/lib.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 | #[derive(AsMutableStruct)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]     |
[INFO] [stdout] 110 + use futures_signals_structs_derive::AsMutableStruct;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_mutable_struct` found for struct `PlayerScore` in the current scope
[INFO] [stdout]    --> src/lib.rs:121:35
[INFO] [stdout]     |
[INFO] [stdout] 111 |     struct PlayerScore {
[INFO] [stdout]     |     ------------------ method `as_mutable_struct` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 121 |         let mutable_score = score.as_mutable_struct();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^ method not found in `PlayerScore`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - as_mutable_struct (line 109)
[INFO] [stdout]     src/lib.rs - as_mutable_struct (line 128)
[INFO] [stdout]     src/lib.rs - as_mutable_struct (line 136)
[INFO] [stdout]     src/lib.rs - as_mutable_struct (line 143)
[INFO] [stdout]     src/lib.rs - as_mutable_struct (line 154)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "722d6fecc27e5147508785bc676906326b2eaa5f552e5587c21bca0d465092d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722d6fecc27e5147508785bc676906326b2eaa5f552e5587c21bca0d465092d7", kill_on_drop: false }`
[INFO] [stdout] 722d6fecc27e5147508785bc676906326b2eaa5f552e5587c21bca0d465092d7
