[INFO] fetching crate cargo-feature-matrix 0.3.0... [INFO] checking cargo-feature-matrix-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cargo-feature-matrix 0.3.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate cargo-feature-matrix 0.3.0 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 cargo-feature-matrix 0.3.0 [INFO] finished tweaking crates.io crate cargo-feature-matrix 0.3.0 [INFO] tweaked toml for crates.io crate cargo-feature-matrix 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate cargo-feature-matrix 0.3.0 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 serde_json v1.0.72 [INFO] [stderr] Downloaded yansi v0.5.0 [INFO] [stderr] Downloaded predicates-core v1.0.2 [INFO] [stderr] Downloaded console v0.14.1 [INFO] [stderr] Downloaded termtree v0.2.3 [INFO] [stderr] Downloaded predicates-tree v1.0.4 [INFO] [stderr] Downloaded cargo_metadata v0.14.1 [INFO] [stderr] Downloaded atomic v0.5.1 [INFO] [stderr] Downloaded predicates v2.1.0 [INFO] [stderr] Downloaded anyhow v1.0.51 [INFO] [stderr] Downloaded camino v1.0.5 [INFO] [stderr] Downloaded figment v0.10.6 [INFO] [stderr] Downloaded insta v1.8.0 [INFO] [stderr] Downloaded globset v0.4.8 [INFO] [stderr] Downloaded assert_cmd v2.0.2 [INFO] [stderr] Downloaded ryu v1.0.6 [INFO] [stderr] Downloaded similar v1.3.0 [INFO] [stderr] Downloaded uncased v0.9.6 [INFO] [stderr] Downloaded terminal_size v0.1.17 [INFO] [stderr] Downloaded serde_yaml v0.8.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4467dbbd0bc3bd6bfd785758b2b4c74a2b9e13a2d8fedb087d96243e55f27cfc [INFO] running `Command { std: "docker" "start" "-a" "4467dbbd0bc3bd6bfd785758b2b4c74a2b9e13a2d8fedb087d96243e55f27cfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4467dbbd0bc3bd6bfd785758b2b4c74a2b9e13a2d8fedb087d96243e55f27cfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4467dbbd0bc3bd6bfd785758b2b4c74a2b9e13a2d8fedb087d96243e55f27cfc", kill_on_drop: false }` [INFO] [stdout] 4467dbbd0bc3bd6bfd785758b2b4c74a2b9e13a2d8fedb087d96243e55f27cfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 241e364daeb81a3602b5224cf78db29080c9bf3e127963d97f20035411e01a4d [INFO] running `Command { std: "docker" "start" "-a" "241e364daeb81a3602b5224cf78db29080c9bf3e127963d97f20035411e01a4d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling camino v1.0.5 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling uncased v0.9.6 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling figment v0.10.6 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking termtree v0.2.3 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking os_str_bytes v4.2.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking predicates-tree v1.0.4 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking predicates v2.1.0 [INFO] [stderr] Checking assert_cmd v2.0.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.5 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking clap v3.0.0-beta.5 [INFO] [stderr] Checking cargo-platform v0.1.2 [INFO] [stderr] Checking serde_yaml v0.8.21 [INFO] [stderr] Checking cargo_metadata v0.14.1 [INFO] [stderr] Checking insta v1.8.0 [INFO] [stderr] Checking cargo-feature-matrix v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.70s [INFO] running `Command { std: "docker" "inspect" "241e364daeb81a3602b5224cf78db29080c9bf3e127963d97f20035411e01a4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "241e364daeb81a3602b5224cf78db29080c9bf3e127963d97f20035411e01a4d", kill_on_drop: false }` [INFO] [stdout] 241e364daeb81a3602b5224cf78db29080c9bf3e127963d97f20035411e01a4d [INFO] checking cargo-feature-matrix-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cargo-feature-matrix 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate cargo-feature-matrix 0.3.0 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 cargo-feature-matrix 0.3.0 [INFO] finished tweaking crates.io crate cargo-feature-matrix 0.3.0 [INFO] tweaked toml for crates.io crate cargo-feature-matrix 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate cargo-feature-matrix 0.3.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 800baab5e4280a8ce588598f41c10b19a9de059e5934f4b18adb3cc7e3cb2b70 [INFO] running `Command { std: "docker" "start" "-a" "800baab5e4280a8ce588598f41c10b19a9de059e5934f4b18adb3cc7e3cb2b70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "800baab5e4280a8ce588598f41c10b19a9de059e5934f4b18adb3cc7e3cb2b70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800baab5e4280a8ce588598f41c10b19a9de059e5934f4b18adb3cc7e3cb2b70", kill_on_drop: false }` [INFO] [stdout] 800baab5e4280a8ce588598f41c10b19a9de059e5934f4b18adb3cc7e3cb2b70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9378c1d30894f4c47ebf53571030c597367559ce97e1674888b7cc5170eaf2e8 [INFO] running `Command { std: "docker" "start" "-a" "9378c1d30894f4c47ebf53571030c597367559ce97e1674888b7cc5170eaf2e8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling camino v1.0.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling uncased v0.9.6 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling figment v0.10.6 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking termtree v0.2.3 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking os_str_bytes v4.2.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking predicates-tree v1.0.4 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking console v0.14.1 [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" "9378c1d30894f4c47ebf53571030c597367559ce97e1674888b7cc5170eaf2e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9378c1d30894f4c47ebf53571030c597367559ce97e1674888b7cc5170eaf2e8", kill_on_drop: false }` [INFO] [stdout] 9378c1d30894f4c47ebf53571030c597367559ce97e1674888b7cc5170eaf2e8