[INFO] fetching crate btmgmt-cli 0.3.0-alpha.4... [INFO] checking btmgmt-cli-0.3.0-alpha.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate btmgmt-cli 0.3.0-alpha.4 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate btmgmt-cli 0.3.0-alpha.4 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 btmgmt-cli 0.3.0-alpha.4 [INFO] finished tweaking crates.io crate btmgmt-cli 0.3.0-alpha.4 [INFO] tweaked toml for crates.io crate btmgmt-cli 0.3.0-alpha.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate btmgmt-cli 0.3.0-alpha.4 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 quote v1.0.10 [INFO] [stderr] Downloaded tokio-macros v1.6.0 [INFO] [stderr] Downloaded btmgmt-packet-macros v0.3.0-alpha.4 [INFO] [stderr] Downloaded btmgmt-packet-helper v0.3.0-alpha.4 [INFO] [stderr] Downloaded getset v0.1.2 [INFO] [stderr] Downloaded btmgmt-packet v0.3.0-alpha.4 [INFO] [stderr] Downloaded bdaddr v0.2.0-alpha.4 [INFO] [stderr] Downloaded btmgmt v0.3.0-alpha.4 [INFO] [stderr] Downloaded smallvec v1.7.0 [INFO] [stderr] Downloaded anyhow v1.0.51 [INFO] [stderr] Downloaded futures-util v0.3.18 [INFO] [stderr] Downloaded clap v3.0.0-rc.0 [INFO] [stderr] Downloaded syn v1.0.82 [INFO] [stderr] Downloaded libc v0.2.109 [INFO] [stderr] Downloaded tokio v1.14.0 [INFO] [stderr] Downloaded socket2 v0.4.2 [INFO] [stderr] Downloaded clap_derive v3.0.0-rc.0 [INFO] [stderr] Downloaded textwrap v0.14.2 [INFO] [stderr] Downloaded futures-channel v0.3.18 [INFO] [stderr] Downloaded futures-io v0.3.18 [INFO] [stderr] Downloaded futures-macro v0.3.18 [INFO] [stderr] Downloaded futures-executor v0.3.18 [INFO] [stderr] Downloaded futures-core v0.3.18 [INFO] [stderr] Downloaded futures-sink v0.3.18 [INFO] [stderr] Downloaded futures-task v0.3.18 [INFO] [stderr] Downloaded futures v0.3.18 [INFO] [stderr] Downloaded proc-macro2 v1.0.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4a165cad82d42264bb549e17474c0257863f012b7615042ee29d82a55238ed69 [INFO] running `Command { std: "docker" "start" "-a" "4a165cad82d42264bb549e17474c0257863f012b7615042ee29d82a55238ed69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a165cad82d42264bb549e17474c0257863f012b7615042ee29d82a55238ed69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a165cad82d42264bb549e17474c0257863f012b7615042ee29d82a55238ed69", kill_on_drop: false }` [INFO] [stdout] 4a165cad82d42264bb549e17474c0257863f012b7615042ee29d82a55238ed69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9cb696168607771794b0d6ef224de98faacf52a0dd7ffd556ff8d0d9b722317a [INFO] running `Command { std: "docker" "start" "-a" "9cb696168607771794b0d6ef224de98faacf52a0dd7ffd556ff8d0d9b722317a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Compiling futures-channel v0.3.18 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Checking futures-io v0.3.18 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling futures-macro v0.3.18 [INFO] [stderr] Compiling btmgmt-packet-macros v0.3.0-alpha.4 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Compiling tokio-macros v1.6.0 [INFO] [stderr] Compiling getset v0.1.2 [INFO] [stderr] Compiling clap_derive v3.0.0-rc.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking btmgmt-packet-helper v0.3.0-alpha.4 [INFO] [stderr] Checking bdaddr v0.2.0-alpha.4 [INFO] [stderr] Checking btmgmt-packet v0.3.0-alpha.4 [INFO] [stderr] Checking clap v3.0.0-rc.0 [INFO] [stderr] Checking futures-executor v0.3.18 [INFO] [stderr] Checking btmgmt v0.3.0-alpha.4 [INFO] [stderr] Checking futures v0.3.18 [INFO] [stderr] Checking btmgmt-cli v0.3.0-alpha.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.07s [INFO] running `Command { std: "docker" "inspect" "9cb696168607771794b0d6ef224de98faacf52a0dd7ffd556ff8d0d9b722317a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cb696168607771794b0d6ef224de98faacf52a0dd7ffd556ff8d0d9b722317a", kill_on_drop: false }` [INFO] [stdout] 9cb696168607771794b0d6ef224de98faacf52a0dd7ffd556ff8d0d9b722317a [INFO] checking btmgmt-cli-0.3.0-alpha.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate btmgmt-cli 0.3.0-alpha.4 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate btmgmt-cli 0.3.0-alpha.4 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 btmgmt-cli 0.3.0-alpha.4 [INFO] finished tweaking crates.io crate btmgmt-cli 0.3.0-alpha.4 [INFO] tweaked toml for crates.io crate btmgmt-cli 0.3.0-alpha.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate btmgmt-cli 0.3.0-alpha.4 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0e89540ac40d66ea37bef005895d9653a217bf93e54da6d8139e33eef3e4771f [INFO] running `Command { std: "docker" "start" "-a" "0e89540ac40d66ea37bef005895d9653a217bf93e54da6d8139e33eef3e4771f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e89540ac40d66ea37bef005895d9653a217bf93e54da6d8139e33eef3e4771f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e89540ac40d66ea37bef005895d9653a217bf93e54da6d8139e33eef3e4771f", kill_on_drop: false }` [INFO] [stdout] 0e89540ac40d66ea37bef005895d9653a217bf93e54da6d8139e33eef3e4771f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 111fb9dc5bea698e38c378471d00734350df34b321f1e99dde8910d4dd9fe795 [INFO] running `Command { std: "docker" "start" "-a" "111fb9dc5bea698e38c378471d00734350df34b321f1e99dde8910d4dd9fe795", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Compiling futures-channel v0.3.18 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Checking futures-io v0.3.18 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling tokio v1.14.0 [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] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [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" "111fb9dc5bea698e38c378471d00734350df34b321f1e99dde8910d4dd9fe795", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "111fb9dc5bea698e38c378471d00734350df34b321f1e99dde8910d4dd9fe795", kill_on_drop: false }` [INFO] [stdout] 111fb9dc5bea698e38c378471d00734350df34b321f1e99dde8910d4dd9fe795