[INFO] crate polyglot 0.2.1 is already in cache [INFO] testing polyglot-0.2.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate polyglot 0.2.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate polyglot 0.2.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate polyglot 0.2.1 [INFO] finished tweaking crates.io crate polyglot 0.2.1 [INFO] tweaked toml for crates.io crate polyglot 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 87a48c8283025b51c2f6377b9e4e374aecc23a0a70aa9524561965abbf0a652a [INFO] running `"docker" "start" "-a" "87a48c8283025b51c2f6377b9e4e374aecc23a0a70aa9524561965abbf0a652a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling polyglot v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/de.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn from_str(s: &str, format: Format) -> crate::Result [INFO] [stderr] | ^ help: if this is intentional, prefix it 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:23:29 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn from_str(s: &str, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rdr` [INFO] [stderr] --> src/de.rs:77:26 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rdr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/de.rs:77:38 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/ser.rs:75:32 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn to_string(val: &T, format: Format) -> crate::Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/ser.rs:75:41 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn to_string(val: &T, format: Format) -> crate::Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/de.rs:77:26 [INFO] [stderr] | [INFO] [stderr] 77 | 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] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `"docker" "inspect" "87a48c8283025b51c2f6377b9e4e374aecc23a0a70aa9524561965abbf0a652a"` [INFO] running `"docker" "rm" "-f" "87a48c8283025b51c2f6377b9e4e374aecc23a0a70aa9524561965abbf0a652a"` [INFO] [stdout] 87a48c8283025b51c2f6377b9e4e374aecc23a0a70aa9524561965abbf0a652a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c920094ea1285ac483c0013e47eed5e699f6f3e4e4408d141c84d75427d688ba [INFO] running `"docker" "start" "-a" "c920094ea1285ac483c0013e47eed5e699f6f3e4e4408d141c84d75427d688ba"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling polyglot v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/de.rs:23:20 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn from_str(s: &str, format: Format) -> crate::Result [INFO] [stderr] | ^ help: if this is intentional, prefix it 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:23:29 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn from_str(s: &str, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rdr` [INFO] [stderr] --> src/de.rs:77:26 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rdr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/de.rs:77:38 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn from_reader(mut rdr: R, format: Format) -> crate::Result [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/ser.rs:75:32 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn to_string(val: &T, format: Format) -> crate::Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format` [INFO] [stderr] --> src/ser.rs:75:41 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn to_string(val: &T, format: Format) -> crate::Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_format` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/de.rs:77:26 [INFO] [stderr] | [INFO] [stderr] 77 | 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] warning: 9 warnings emitted [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 `YAML` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/format.rs:19:26 [INFO] [stderr] | [INFO] [stderr] 19 | asref_yaml: (Format::YAML, "yaml"), [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 `YAML` 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, Format::YAML].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, Format::YAML].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, Format::YAML].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 `YAML` found for enum `format::Format` in the current scope [INFO] [stderr] --> src/tests/ser.rs:12:87 [INFO] [stderr] | [INFO] [stderr] 12 | for frmt in vec![Format::JSON, Format::MsgPack, Format::TOML, Format::YAML].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 `YAML` 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 10 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" "c920094ea1285ac483c0013e47eed5e699f6f3e4e4408d141c84d75427d688ba"` [INFO] running `"docker" "rm" "-f" "c920094ea1285ac483c0013e47eed5e699f6f3e4e4408d141c84d75427d688ba"` [INFO] [stdout] c920094ea1285ac483c0013e47eed5e699f6f3e4e4408d141c84d75427d688ba