[INFO] fetching crate polyglot 0.1.0... [INFO] checking polyglot-0.1.0 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880 [INFO] extracting crate polyglot 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate polyglot 0.1.0 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368 [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate polyglot 0.1.0 [INFO] finished tweaking crates.io crate polyglot 0.1.0 [INFO] tweaked toml for crates.io crate polyglot 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 44c9a0aaabb7e7bc209650388f65f1b972768aed30134ccebe8606ac5f2324e4 [INFO] running `"docker" "start" "-a" "44c9a0aaabb7e7bc209650388f65f1b972768aed30134ccebe8606ac5f2324e4"` [INFO] [stderr] Checking polyglot v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/tests/ser.rs:29:18 [INFO] [stderr] | [INFO] [stderr] 29 | base_struct: (TestStructA{name: String::from("John"), age: 18, is_nice: true}), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/de.rs:23:25 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn from_str<'de, T>(s: &'de str, format: Format) -> crate::Result [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/de.rs:23:38 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn from_str<'de, T>(s: &'de str, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rdr` [INFO] [stderr] --> src/de.rs:70:30 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rdr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/de.rs:70:38 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/ser.rs:21:29 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn to_vec(val: &T, format: Format) -> crate::Result> { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/ser.rs:21:38 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn to_vec(val: &T, format: Format) -> crate::Result> { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/ser.rs:68:32 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn to_string(val: &T, format: Format) -> crate::Result { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/ser.rs:68:41 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn to_string(val: &T, format: Format) -> crate::Result { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/de.rs:70:26 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `JSON` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/de.rs:34:56 [INFO] [stderr] | [INFO] [stderr] 34 | simple_json: (include_str!("data/1.json"), Format::JSON), [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `JSON` not found here [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `TOML` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/de.rs:35:56 [INFO] [stderr] | [INFO] [stderr] 35 | simple_toml: (include_str!("data/1.toml"), Format::TOML), [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `TOML` not found here [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `JSON` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/format.rs:16:26 [INFO] [stderr] | [INFO] [stderr] 16 | asref_json: (Format::JSON, "json"), [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `JSON` not found here [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `TOML` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/format.rs:17:26 [INFO] [stderr] | [INFO] [stderr] 17 | asref_toml: (Format::TOML, "toml"), [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `TOML` not found here [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `MsgPack` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/format.rs:18:29 [INFO] [stderr] | [INFO] [stderr] 18 | asref_msgpack: (Format::MsgPack, "msgpack"), [INFO] [stderr] | ^^^^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `MsgPack` not found here [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `JSON` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/ser.rs:12:42 [INFO] [stderr] | [INFO] [stderr] 12 | for frmt in vec![Format::JSON, Format::MsgPack, Format::TOML].iter() { [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] ... [INFO] [stderr] 28 | / ser_tests! { [INFO] [stderr] 29 | | base_struct: (TestStructA{name: String::from("John"), age: 18, is_nice: true}), [INFO] [stderr] 30 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `JSON` not found here [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `MsgPack` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/ser.rs:12:56 [INFO] [stderr] | [INFO] [stderr] 12 | for frmt in vec![Format::JSON, Format::MsgPack, Format::TOML].iter() { [INFO] [stderr] | ^^^^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] ... [INFO] [stderr] 28 | / ser_tests! { [INFO] [stderr] 29 | | base_struct: (TestStructA{name: String::from("John"), age: 18, is_nice: true}), [INFO] [stderr] 30 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `MsgPack` not found here [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `TOML` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/ser.rs:12:73 [INFO] [stderr] | [INFO] [stderr] 12 | for frmt in vec![Format::JSON, Format::MsgPack, Format::TOML].iter() { [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] ... [INFO] [stderr] 28 | / ser_tests! { [INFO] [stderr] 29 | | base_struct: (TestStructA{name: String::from("John"), age: 18, is_nice: true}), [INFO] [stderr] 30 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `TOML` not found here [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `JSON` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/ser.rs:13:59 [INFO] [stderr] | [INFO] [stderr] 13 | let v = ser::to_vec(&ser_str, Format::JSON).unwrap(); [INFO] [stderr] | ^^^^ variant or associated item not found in `format::Format` [INFO] [stderr] ... [INFO] [stderr] 28 | / ser_tests! { [INFO] [stderr] 29 | | base_struct: (TestStructA{name: String::from("John"), age: 18, is_nice: true}), [INFO] [stderr] 30 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] ::: src/format.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub enum Format { [INFO] [stderr] | --------------- variant or associated item `JSON` not found here [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 9 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0599`. [INFO] [stderr] error: could not compile `polyglot`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "44c9a0aaabb7e7bc209650388f65f1b972768aed30134ccebe8606ac5f2324e4"` [INFO] running `"docker" "rm" "-f" "44c9a0aaabb7e7bc209650388f65f1b972768aed30134ccebe8606ac5f2324e4"` [INFO] [stdout] 44c9a0aaabb7e7bc209650388f65f1b972768aed30134ccebe8606ac5f2324e4