[INFO] fetching crate enum_dict 0.2.0... [INFO] testing enum_dict-0.2.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate enum_dict 0.2.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate enum_dict 0.2.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate enum_dict 0.2.0 [INFO] tweaked toml for crates.io crate enum_dict 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate enum_dict 0.2.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate enum_dict 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum_dict_derive v0.1.1 [INFO] [stderr] Downloaded serde_derive v1.0.223 [INFO] [stderr] Downloaded serde v1.0.223 [INFO] [stderr] Downloaded serde_core v1.0.223 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81b37f591edd4df04ccb172a54bc9215bd1f4c30eab653a6046a2aab97464007 [INFO] running `Command { std: "docker" "start" "-a" "81b37f591edd4df04ccb172a54bc9215bd1f4c30eab653a6046a2aab97464007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81b37f591edd4df04ccb172a54bc9215bd1f4c30eab653a6046a2aab97464007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81b37f591edd4df04ccb172a54bc9215bd1f4c30eab653a6046a2aab97464007", kill_on_drop: false }` [INFO] [stdout] 81b37f591edd4df04ccb172a54bc9215bd1f4c30eab653a6046a2aab97464007 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b006105927b16a9f5df0551570a3726846cb431e9d2bd78b044c93b84cb00660 [INFO] running `Command { std: "docker" "start" "-a" "b006105927b16a9f5df0551570a3726846cb431e9d2bd78b044c93b84cb00660", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling enum_dict_derive v0.1.1 [INFO] [stderr] Compiling enum_dict v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `DictVisitor` is never constructed [INFO] [stdout] --> src/dict_key.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct DictVisitor(PhantomData<(K, V)>); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/dict_key.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl DictVisitor { [INFO] [stdout] | ---------------------------- associated function in this implementation [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.42s [INFO] running `Command { std: "docker" "inspect" "b006105927b16a9f5df0551570a3726846cb431e9d2bd78b044c93b84cb00660", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b006105927b16a9f5df0551570a3726846cb431e9d2bd78b044c93b84cb00660", kill_on_drop: false }` [INFO] [stdout] b006105927b16a9f5df0551570a3726846cb431e9d2bd78b044c93b84cb00660 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0e3b04c1ab4133ec9a9ebe4247578b3362fc62a4335be0ef82408ff04fea8eb [INFO] running `Command { std: "docker" "start" "-a" "b0e3b04c1ab4133ec9a9ebe4247578b3362fc62a4335be0ef82408ff04fea8eb", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.223 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stdout] warning: struct `DictVisitor` is never constructed [INFO] [stdout] --> src/dict_key.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct DictVisitor(PhantomData<(K, V)>); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/dict_key.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl DictVisitor { [INFO] [stdout] | ---------------------------- associated function in this implementation [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling enum_dict v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `serde` [INFO] [stdout] --> tests/test.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `serde` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `serde`, use `cargo add serde` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Data: serde::Deserialize<'de>` is not satisfied [INFO] [stdout] --> tests/test.rs:29:22 [INFO] [stdout] | [INFO] [stdout] 29 | let data: Data = serde_json::from_str(json).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde_core::de::Deserialize<'_>` is not implemented for `Data` [INFO] [stdout] | [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Data` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde_core::de::Deserialize<'de>`: [INFO] [stdout] &'a Path [INFO] [stdout] &'a [u8] [INFO] [stdout] &'a str [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] and 140 others [INFO] [stdout] note: required by a bound in `serde_json::from_str` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/de.rs:2699:8 [INFO] [stdout] | [INFO] [stdout] 2697 | pub fn from_str<'a, T>(s: &'a str) -> Result [INFO] [stdout] | -------- required by a bound in this function [INFO] [stdout] 2698 | where [INFO] [stdout] 2699 | T: de::Deserialize<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Data: serde::Serialize` is not satisfied [INFO] [stdout] --> tests/test.rs:39:31 [INFO] [stdout] | [INFO] [stdout] 39 | serde_json::to_string(&data).unwrap(), [INFO] [stdout] | --------------------- ^^^^^ the trait `serde_core::ser::Serialize` is not implemented for `Data` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Data` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde_core::ser::Serialize`: [INFO] [stdout] &'a T [INFO] [stdout] &'a mut T [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] (T0, T1, T2, T3, T4) [INFO] [stdout] and 128 others [INFO] [stdout] note: required by a bound in `serde_json::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17 [INFO] [stdout] | [INFO] [stdout] 2245 | pub fn to_string(value: &T) -> Result [INFO] [stdout] | --------- required by a bound in this function [INFO] [stdout] 2246 | where [INFO] [stdout] 2247 | T: ?Sized + Serialize, [INFO] [stdout] | ^^^^^^^^^ required by this bound in `to_string` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Data: serde::Deserialize<'de>` is not satisfied [INFO] [stdout] --> tests/test.rs:53:38 [INFO] [stdout] | [INFO] [stdout] 53 | let err = serde_json::from_str::(json).unwrap_err(); [INFO] [stdout] | ^^^^ the trait `serde_core::de::Deserialize<'_>` is not implemented for `Data` [INFO] [stdout] | [INFO] [stdout] = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Data` type [INFO] [stdout] = note: for types from other crates check whether the crate offers a `serde` feature flag [INFO] [stdout] = help: the following other types implement trait `serde_core::de::Deserialize<'de>`: [INFO] [stdout] &'a Path [INFO] [stdout] &'a [u8] [INFO] [stdout] &'a str [INFO] [stdout] () [INFO] [stdout] (T,) [INFO] [stdout] (T0, T1) [INFO] [stdout] (T0, T1, T2) [INFO] [stdout] (T0, T1, T2, T3) [INFO] [stdout] and 140 others [INFO] [stdout] note: required by a bound in `serde_json::from_str` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/de.rs:2699:8 [INFO] [stdout] | [INFO] [stdout] 2697 | pub fn from_str<'a, T>(s: &'a str) -> Result [INFO] [stdout] | -------- required by a bound in this function [INFO] [stdout] 2698 | where [INFO] [stdout] 2699 | T: de::Deserialize<'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] warning: struct `DictVisitor` is never constructed [INFO] [stdout] --> src/dict_key.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct DictVisitor(PhantomData<(K, V)>); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/dict_key.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl DictVisitor { [INFO] [stdout] | ---------------------------- associated function in this implementation [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `enum_dict` (test "test") due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b0e3b04c1ab4133ec9a9ebe4247578b3362fc62a4335be0ef82408ff04fea8eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0e3b04c1ab4133ec9a9ebe4247578b3362fc62a4335be0ef82408ff04fea8eb", kill_on_drop: false }` [INFO] [stdout] b0e3b04c1ab4133ec9a9ebe4247578b3362fc62a4335be0ef82408ff04fea8eb