[INFO] fetching crate blob-uuid-cli 0.4.0... [INFO] checking blob-uuid-cli-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate blob-uuid-cli 0.4.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate blob-uuid-cli 0.4.0 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 blob-uuid-cli 0.4.0 [INFO] finished tweaking crates.io crate blob-uuid-cli 0.4.0 [INFO] tweaked toml for crates.io crate blob-uuid-cli 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate blob-uuid-cli 0.4.0 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 atty v0.2.11 [INFO] [stderr] Downloaded quote v0.6.12 [INFO] [stderr] Downloaded termion v1.5.2 [INFO] [stderr] Downloaded blob-uuid v0.4.0 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded uuid v0.8.1 [INFO] [stderr] Downloaded byteorder v1.3.1 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded rand v0.7.2 [INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded syn v0.15.34 [INFO] [stderr] Downloaded numtoa v0.1.0 [INFO] [stderr] Downloaded redox_syscall v0.1.54 [INFO] [stderr] Downloaded structopt v0.2.15 [INFO] [stderr] Downloaded structopt-derive v0.2.15 [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] 559471db67b24dc16b660f08cdf7412264ec8079c489d28de497d3cb9cbc29eb [INFO] running `Command { std: "docker" "start" "-a" "559471db67b24dc16b660f08cdf7412264ec8079c489d28de497d3cb9cbc29eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "559471db67b24dc16b660f08cdf7412264ec8079c489d28de497d3cb9cbc29eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "559471db67b24dc16b660f08cdf7412264ec8079c489d28de497d3cb9cbc29eb", kill_on_drop: false }` [INFO] [stdout] 559471db67b24dc16b660f08cdf7412264ec8079c489d28de497d3cb9cbc29eb [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] b7435c4a6f54adf728a3b3c6880d2179b761a926bba7ea3b7e74b6f4f0c318fd [INFO] running `Command { std: "docker" "start" "-a" "b7435c4a6f54adf728a3b3c6880d2179b761a926bba7ea3b7e74b6f4f0c318fd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking blob-uuid v0.4.0 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking blob-uuid-cli v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s [INFO] running `Command { std: "docker" "inspect" "b7435c4a6f54adf728a3b3c6880d2179b761a926bba7ea3b7e74b6f4f0c318fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7435c4a6f54adf728a3b3c6880d2179b761a926bba7ea3b7e74b6f4f0c318fd", kill_on_drop: false }` [INFO] [stdout] b7435c4a6f54adf728a3b3c6880d2179b761a926bba7ea3b7e74b6f4f0c318fd [INFO] checking blob-uuid-cli-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate blob-uuid-cli 0.4.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate blob-uuid-cli 0.4.0 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 blob-uuid-cli 0.4.0 [INFO] finished tweaking crates.io crate blob-uuid-cli 0.4.0 [INFO] tweaked toml for crates.io crate blob-uuid-cli 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate blob-uuid-cli 0.4.0 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] 5f361b2510f9429f5cf31332e3b2703a72d2a17141d354eaa823715a1e3e0034 [INFO] running `Command { std: "docker" "start" "-a" "5f361b2510f9429f5cf31332e3b2703a72d2a17141d354eaa823715a1e3e0034", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f361b2510f9429f5cf31332e3b2703a72d2a17141d354eaa823715a1e3e0034", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f361b2510f9429f5cf31332e3b2703a72d2a17141d354eaa823715a1e3e0034", kill_on_drop: false }` [INFO] [stdout] 5f361b2510f9429f5cf31332e3b2703a72d2a17141d354eaa823715a1e3e0034 [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] 324e3d6a5898b474aa8d757cede9148a748edd89a174d89f8800523731dc140c [INFO] running `Command { std: "docker" "start" "-a" "324e3d6a5898b474aa8d757cede9148a748edd89a174d89f8800523731dc140c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/uuid-0.8.1/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-0.8.1/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-0.8.1/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-0.8.1/src/builder/mod.rs:352:13 [INFO] [stdout] | [INFO] [stdout] 352 | 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] 352 | 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-0.8.1/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" "324e3d6a5898b474aa8d757cede9148a748edd89a174d89f8800523731dc140c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "324e3d6a5898b474aa8d757cede9148a748edd89a174d89f8800523731dc140c", kill_on_drop: false }` [INFO] [stdout] 324e3d6a5898b474aa8d757cede9148a748edd89a174d89f8800523731dc140c