[INFO] fetching crate rify 0.7.1...
[INFO] checking rify-0.7.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate rify 0.7.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rify 0.7.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rify 0.7.1
[INFO] finished tweaking crates.io crate rify 0.7.1
[INFO] tweaked toml for crates.io crate rify 0.7.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1caa3994e8df3dfe74975af68c28150b1f3a5e9d46a3b97f01ebaa22942ebdbe
[INFO] running `Command { std: "docker" "start" "-a" "1caa3994e8df3dfe74975af68c28150b1f3a5e9d46a3b97f01ebaa22942ebdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1caa3994e8df3dfe74975af68c28150b1f3a5e9d46a3b97f01ebaa22942ebdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1caa3994e8df3dfe74975af68c28150b1f3a5e9d46a3b97f01ebaa22942ebdbe", kill_on_drop: false }`
[INFO] [stdout] 1caa3994e8df3dfe74975af68c28150b1f3a5e9d46a3b97f01ebaa22942ebdbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2e41be16a09ddddef16c4dc7fe045d38117947c21ca8c85ece6ae1e6aa0e6b
[INFO] running `Command { std: "docker" "start" "-a" "df2e41be16a09ddddef16c4dc7fe045d38117947c21ca8c85ece6ae1e6aa0e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking rify v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `serde`
[INFO] [stdout]    --> src/rule.rs:486:25
[INFO] [stdout]     |
[INFO] [stdout] 486 |         #[derive(Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq)]
[INFO] [stdout]     |                         ^^^^^ use of undeclared crate or module `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `serde`
[INFO] [stdout]    --> src/rule.rs:486:43
[INFO] [stdout]     |
[INFO] [stdout] 486 |         #[derive(Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq)]
[INFO] [stdout]     |                                           ^^^^^ use of undeclared crate or module `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]    --> src/rule.rs:493:19
[INFO] [stdout]     |
[INFO] [stdout] 493 |                 #[serde(skip_serializing_if = "Option::is_none")]
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `serde` is in scope, but it is a function, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> rule::Rule<std::string::String, Term>: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> src/rule.rs:563:14
[INFO] [stdout]     |
[INFO] [stdout] 563 |             &serde_json::from_value::<Rule::<String, Term>>(jsonrule.clone()).unwrap(),
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `rule::Rule<std::string::String, Term>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `serde::de::DeserializeOwned` for `rule::Rule<std::string::String, Term>`
[INFO] [stdout] note: required by a bound in `from_value`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.68/src/value/mod.rs:982:8
[INFO] [stdout]     |
[INFO] [stdout] 982 |     T: DeserializeOwned,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ required by this bound in `from_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `rule::Rule<std::string::String, Term>: serde::ser::Serialize` is not satisfied
[INFO] [stdout]    --> src/rule.rs:568:59
[INFO] [stdout]     |
[INFO] [stdout] 568 |             &serde_json::to_value::<Rule::<String, Term>>(rule).unwrap()
[INFO] [stdout]     |              -------------------------------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `rule::Rule<std::string::String, Term>`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `to_value`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.68/src/value/mod.rs:940:8
[INFO] [stdout]     |
[INFO] [stdout] 940 |     T: Serialize,
[INFO] [stdout]     |        ^^^^^^^^^ required by this bound in `to_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rify` due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "df2e41be16a09ddddef16c4dc7fe045d38117947c21ca8c85ece6ae1e6aa0e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2e41be16a09ddddef16c4dc7fe045d38117947c21ca8c85ece6ae1e6aa0e6b", kill_on_drop: false }`
[INFO] [stdout] df2e41be16a09ddddef16c4dc7fe045d38117947c21ca8c85ece6ae1e6aa0e6b