[INFO] fetching crate cargo-emit 0.2.1... [INFO] checking cargo-emit-0.2.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cargo-emit 0.2.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate cargo-emit 0.2.1 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-emit 0.2.1 [INFO] finished tweaking crates.io crate cargo-emit 0.2.1 [INFO] tweaked toml for crates.io crate cargo-emit 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate cargo-emit 0.2.1 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] Downloading crates ... [INFO] [stderr] Downloaded linked-hash-map v0.5.4 [INFO] [stderr] Downloaded serde_derive v1.0.130 [INFO] [stderr] Downloaded serde_yaml v0.8.20 [INFO] [stderr] Downloaded indexmap v1.7.0 [INFO] [stderr] Downloaded terminal_size v0.1.17 [INFO] [stderr] Downloaded console v0.14.1 [INFO] [stderr] Downloaded similar v1.3.0 [INFO] [stderr] Downloaded serde_json v1.0.67 [INFO] [stderr] Downloaded serde v1.0.130 [INFO] [stderr] Downloaded syn v1.0.75 [INFO] [stderr] Downloaded libc v0.2.101 [INFO] [stderr] Downloaded insta v1.7.2 [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] 6e81c0cfa74366200651968f490f985d4417de86d4eab4f6cc9d4dc87b1e5b37 [INFO] running `Command { std: "docker" "start" "-a" "6e81c0cfa74366200651968f490f985d4417de86d4eab4f6cc9d4dc87b1e5b37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e81c0cfa74366200651968f490f985d4417de86d4eab4f6cc9d4dc87b1e5b37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e81c0cfa74366200651968f490f985d4417de86d4eab4f6cc9d4dc87b1e5b37", kill_on_drop: false }` [INFO] [stdout] 6e81c0cfa74366200651968f490f985d4417de86d4eab4f6cc9d4dc87b1e5b37 [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] 4e4f823001bd0f2198aff8a347a6feed466e948c195fb061b969d3a1156e3bd9 [INFO] running `Command { std: "docker" "start" "-a" "4e4f823001bd0f2198aff8a347a6feed466e948c195fb061b969d3a1156e3bd9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking cargo-emit v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking serde_yaml v0.8.20 [INFO] [stderr] Checking insta v1.7.2 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.48s [INFO] running `Command { std: "docker" "inspect" "4e4f823001bd0f2198aff8a347a6feed466e948c195fb061b969d3a1156e3bd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e4f823001bd0f2198aff8a347a6feed466e948c195fb061b969d3a1156e3bd9", kill_on_drop: false }` [INFO] [stdout] 4e4f823001bd0f2198aff8a347a6feed466e948c195fb061b969d3a1156e3bd9 [INFO] checking cargo-emit-0.2.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cargo-emit 0.2.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate cargo-emit 0.2.1 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-emit 0.2.1 [INFO] finished tweaking crates.io crate cargo-emit 0.2.1 [INFO] tweaked toml for crates.io crate cargo-emit 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate cargo-emit 0.2.1 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] 2d6d3cc1301508b90ab0370afcaf74178742b7c1f330084b005876775148131e [INFO] running `Command { std: "docker" "start" "-a" "2d6d3cc1301508b90ab0370afcaf74178742b7c1f330084b005876775148131e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d6d3cc1301508b90ab0370afcaf74178742b7c1f330084b005876775148131e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d6d3cc1301508b90ab0370afcaf74178742b7c1f330084b005876775148131e", kill_on_drop: false }` [INFO] [stdout] 2d6d3cc1301508b90ab0370afcaf74178742b7c1f330084b005876775148131e [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] 56ede0b537da3900b6510f892a8382235f02f231e540b842ca8ac229adca75b2 [INFO] running `Command { std: "docker" "start" "-a" "56ede0b537da3900b6510f892a8382235f02f231e540b842ca8ac229adca75b2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking similar v1.3.0 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking cargo-emit v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.9 [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] [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/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" "56ede0b537da3900b6510f892a8382235f02f231e540b842ca8ac229adca75b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56ede0b537da3900b6510f892a8382235f02f231e540b842ca8ac229adca75b2", kill_on_drop: false }` [INFO] [stdout] 56ede0b537da3900b6510f892a8382235f02f231e540b842ca8ac229adca75b2