[INFO] crate rmpv 0.4.0 is already in cache [INFO] extracting crate rmpv 0.4.0 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/rmpv/0.4.0 [INFO] extracting crate rmpv 0.4.0 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/rmpv/0.4.0 [INFO] validating manifest of rmpv-0.4.0 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rmpv-0.4.0 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rmpv-0.4.0 [INFO] finished frobbing rmpv-0.4.0 [INFO] frobbed toml for rmpv-0.4.0 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/rmpv/0.4.0/Cargo.toml [INFO] started frobbing rmpv-0.4.0 [INFO] finished frobbing rmpv-0.4.0 [INFO] frobbed toml for rmpv-0.4.0 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/rmpv/0.4.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rmpv-0.4.0 against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-4/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/rmpv/0.4.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5aec22f075a72f9a3901c3a0b64462b91c7ebc6498ecb8ea60a7775fd4ffc2f6 [INFO] running `"docker" "start" "-a" "5aec22f075a72f9a3901c3a0b64462b91c7ebc6498ecb8ea60a7775fd4ffc2f6"` [INFO] [stderr] Checking rmpv v0.4.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/decode/value_ref.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut rd = rd; [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: variable does not need to be mutable [INFO] [stderr] --> src/decode/value_ref.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut rd = rd; [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[E0425]: cannot find function `U64` in this scope [INFO] [stderr] --> benches/value.rs:99:31 [INFO] [stderr] | [INFO] [stderr] 99 | let val = Array(vec![Nil, U64(42), F64(3.1415), [INFO] [stderr] | ^^^ help: a tuple variant with a similar name exists: `F64` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> benches/value.rs:100:16 [INFO] [stderr] | [INFO] [stderr] 100 | String("Lorem ipsum dolor sit amet."), Map(vec![(String("key"), String("value"))])]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `rmpv::Utf8StringRef`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `rmpv::Utf8StringRef<'_>` [INFO] [stderr] found type `&'static str` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> benches/value.rs:100:65 [INFO] [stderr] | [INFO] [stderr] 100 | String("Lorem ipsum dolor sit amet."), Map(vec![(String("key"), String("value"))])]); [INFO] [stderr] | ^^^^^ expected struct `rmpv::Utf8StringRef`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `rmpv::Utf8StringRef<'_>` [INFO] [stderr] found type `&'static str` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> benches/value.rs:100:80 [INFO] [stderr] | [INFO] [stderr] 100 | String("Lorem ipsum dolor sit amet."), Map(vec![(String("key"), String("value"))])]); [INFO] [stderr] | ^^^^^^^ expected struct `rmpv::Utf8StringRef`, found reference [INFO] [stderr] | [INFO] [stderr] = note: expected type `rmpv::Utf8StringRef<'_>` [INFO] [stderr] found type `&'static str` [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] Some errors occurred: E0308, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `rmpv`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "5aec22f075a72f9a3901c3a0b64462b91c7ebc6498ecb8ea60a7775fd4ffc2f6"` [INFO] running `"docker" "rm" "-f" "5aec22f075a72f9a3901c3a0b64462b91c7ebc6498ecb8ea60a7775fd4ffc2f6"` [INFO] [stdout] 5aec22f075a72f9a3901c3a0b64462b91c7ebc6498ecb8ea60a7775fd4ffc2f6