[INFO] fetching crate form-validation 0.3.1...
[INFO] checking form-validation-0.3.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate form-validation 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate form-validation 0.3.1 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 form-validation 0.3.1
[INFO] finished tweaking crates.io crate form-validation 0.3.1
[INFO] tweaked toml for crates.io crate form-validation 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding sha1 v0.6.1 (latest: v0.10.6)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 68a034955df339743fe9edef096e963a5ded574da2543f513deed4f9ced6e248
[INFO] running `Command { std: "docker" "start" "-a" "68a034955df339743fe9edef096e963a5ded574da2543f513deed4f9ced6e248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68a034955df339743fe9edef096e963a5ded574da2543f513deed4f9ced6e248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a034955df339743fe9edef096e963a5ded574da2543f513deed4f9ced6e248", kill_on_drop: false }`
[INFO] [stdout] 68a034955df339743fe9edef096e963a5ded574da2543f513deed4f9ced6e248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1e10ea042c3005031ac6a3c93466ad84e24617165a7f1c4c909a1aec548e463c
[INFO] running `Command { std: "docker" "start" "-a" "1e10ea042c3005031ac6a3c93466ad84e24617165a7f1c4c909a1aec548e463c", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking form-validation v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "1e10ea042c3005031ac6a3c93466ad84e24617165a7f1c4c909a1aec548e463c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e10ea042c3005031ac6a3c93466ad84e24617165a7f1c4c909a1aec548e463c", kill_on_drop: false }`
[INFO] [stdout] 1e10ea042c3005031ac6a3c93466ad84e24617165a7f1c4c909a1aec548e463c
[INFO] checking form-validation-0.3.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate form-validation 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate form-validation 0.3.1 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 form-validation 0.3.1
[INFO] finished tweaking crates.io crate form-validation 0.3.1
[INFO] tweaked toml for crates.io crate form-validation 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 842342998bd57bfc4966d1c082ed7afac8f755a7b7b1a5d0fe7831201ce17261
[INFO] running `Command { std: "docker" "start" "-a" "842342998bd57bfc4966d1c082ed7afac8f755a7b7b1a5d0fe7831201ce17261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "842342998bd57bfc4966d1c082ed7afac8f755a7b7b1a5d0fe7831201ce17261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842342998bd57bfc4966d1c082ed7afac8f755a7b7b1a5d0fe7831201ce17261", kill_on_drop: false }`
[INFO] [stdout] 842342998bd57bfc4966d1c082ed7afac8f755a7b7b1a5d0fe7831201ce17261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f86e8dd8c023209a8417c0945b72a686cb2edd4f36085f4bbec59e3e2cced48c
[INFO] running `Command { std: "docker" "start" "-a" "f86e8dd8c023209a8417c0945b72a686cb2edd4f36085f4bbec59e3e2cced48c", kill_on_drop: false }`
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking uuid v0.8.2
[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::<T, builder::error::Error>(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::<T, builder::error::Error>(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::<T, builder::error::Error>(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::<T, builder::error::Error>(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::<T, parser::error::Error>(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] running `Command { std: "docker" "inspect" "f86e8dd8c023209a8417c0945b72a686cb2edd4f36085f4bbec59e3e2cced48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86e8dd8c023209a8417c0945b72a686cb2edd4f36085f4bbec59e3e2cced48c", kill_on_drop: false }`
[INFO] [stdout] f86e8dd8c023209a8417c0945b72a686cb2edd4f36085f4bbec59e3e2cced48c