[INFO] fetching crate vsp 0.1.0... [INFO] checking vsp-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate vsp 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate vsp 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate vsp 0.1.0 [INFO] finished tweaking crates.io crate vsp 0.1.0 [INFO] tweaked toml for crates.io crate vsp 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate vsp 0.1.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded flexbuffers v2.0.0 [INFO] [stderr] Downloaded serde_yaml v0.8.20 [INFO] [stderr] Downloaded atomic-polyfill v0.1.3 [INFO] [stderr] Downloaded serde-pickle v0.6.3 [INFO] [stderr] Downloaded postcard-cobs v0.1.5-pre [INFO] [stderr] Downloaded serde_bytes v0.11.5 [INFO] [stderr] Downloaded postcard v0.7.2 [INFO] [stderr] Downloaded iter-read v0.3.0 [INFO] [stderr] Downloaded bson v2.0.0 [INFO] [stderr] Downloaded heapless v0.7.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d17925cef918e1283334a45284f1ce738a0e4d52a7f9d643bf1b770d771fea1 [INFO] running `Command { std: "docker" "start" "-a" "2d17925cef918e1283334a45284f1ce738a0e4d52a7f9d643bf1b770d771fea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d17925cef918e1283334a45284f1ce738a0e4d52a7f9d643bf1b770d771fea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d17925cef918e1283334a45284f1ce738a0e4d52a7f9d643bf1b770d771fea1", kill_on_drop: false }` [INFO] [stdout] 2d17925cef918e1283334a45284f1ce738a0e4d52a7f9d643bf1b770d771fea1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f1f067d668dd27370983dff7aaab13acf072fa2fac628225d0e0707772b85d8 [INFO] running `Command { std: "docker" "start" "-a" "7f1f067d668dd27370983dff7aaab13acf072fa2fac628225d0e0707772b85d8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling ahash v0.7.4 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling heapless v0.7.5 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling erased-serde v0.3.16 [INFO] [stderr] Checking postcard-cobs v0.1.5-pre [INFO] [stderr] Checking iter-read v0.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Compiling thiserror v1.0.29 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking serde-pickle v0.6.3 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking serde_yaml v0.8.20 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking ron v0.6.4 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking postcard v0.7.2 [INFO] [stderr] Checking bson v2.0.0 [INFO] [stderr] Compiling proc-macro-crate v1.0.0 [INFO] [stderr] Compiling num_enum_derive v0.5.4 [INFO] [stderr] Checking num_enum v0.5.4 [INFO] [stderr] Checking flexbuffers v2.0.0 [INFO] [stderr] Checking vsp v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.41s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bson v2.0.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "7f1f067d668dd27370983dff7aaab13acf072fa2fac628225d0e0707772b85d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f1f067d668dd27370983dff7aaab13acf072fa2fac628225d0e0707772b85d8", kill_on_drop: false }` [INFO] [stdout] 7f1f067d668dd27370983dff7aaab13acf072fa2fac628225d0e0707772b85d8 [INFO] checking vsp-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate vsp 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate vsp 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate vsp 0.1.0 [INFO] finished tweaking crates.io crate vsp 0.1.0 [INFO] tweaked toml for crates.io crate vsp 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate vsp 0.1.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df513cce55d1760735ecda643bd8c6fded077f6a26e16ec0b4b0bd0558a5d3e7 [INFO] running `Command { std: "docker" "start" "-a" "df513cce55d1760735ecda643bd8c6fded077f6a26e16ec0b4b0bd0558a5d3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df513cce55d1760735ecda643bd8c6fded077f6a26e16ec0b4b0bd0558a5d3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df513cce55d1760735ecda643bd8c6fded077f6a26e16ec0b4b0bd0558a5d3e7", kill_on_drop: false }` [INFO] [stdout] df513cce55d1760735ecda643bd8c6fded077f6a26e16ec0b4b0bd0558a5d3e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 304fa91e429469cc175e9c4efd3762690ceef085e2ab5849851f8e07dab10679 [INFO] running `Command { std: "docker" "start" "-a" "304fa91e429469cc175e9c4efd3762690ceef085e2ab5849851f8e07dab10679", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling ahash v0.7.4 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling heapless v0.7.5 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling erased-serde v0.3.16 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking postcard-cobs v0.1.5-pre [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking iter-read v0.3.0 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 81 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | Err(Error::new(D4_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 138 | Err::(Error::new(D4_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:246:13 [INFO] [stdout] | [INFO] [stdout] 246 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 246 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/builder/mod.rs:353:13 [INFO] [stdout] | [INFO] [stdout] 353 | Err(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 353 | Err::(Error::new(BYTES_LEN, len))?; [INFO] [stdout] | ++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.2/src/parser/mod.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | Err(Error::InvalidLength { [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 67 | Err::(Error::InvalidLength { [INFO] [stdout] | +++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `uuid` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "304fa91e429469cc175e9c4efd3762690ceef085e2ab5849851f8e07dab10679", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "304fa91e429469cc175e9c4efd3762690ceef085e2ab5849851f8e07dab10679", kill_on_drop: false }` [INFO] [stdout] 304fa91e429469cc175e9c4efd3762690ceef085e2ab5849851f8e07dab10679