[INFO] fetching crate threescalers 0.8.0... [INFO] checking threescalers-0.8.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate threescalers 0.8.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate threescalers 0.8.0 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] removed /workspace/builds/worker-7-tc1/source/.cargo/config [INFO] started tweaking crates.io crate threescalers 0.8.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate threescalers 0.8.0 [INFO] tweaked toml for crates.io crate threescalers 0.8.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate threescalers 0.8.0 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] Downloading crates ... [INFO] [stderr] Downloaded curl v0.4.38 [INFO] [stderr] Downloaded hyper v0.14.9 [INFO] [stderr] Downloaded curl-sys v0.4.44+curl-7.77.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 434d0ca186f86ec670388df21a48d71a90131e564cb57e65661d19aa3188d87b [INFO] running `Command { std: "docker" "start" "-a" "434d0ca186f86ec670388df21a48d71a90131e564cb57e65661d19aa3188d87b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "434d0ca186f86ec670388df21a48d71a90131e564cb57e65661d19aa3188d87b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "434d0ca186f86ec670388df21a48d71a90131e564cb57e65661d19aa3188d87b", kill_on_drop: false }` [INFO] [stdout] 434d0ca186f86ec670388df21a48d71a90131e564cb57e65661d19aa3188d87b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b3bccb7ba93bf35ba404ebe73288f0ea92bf5bbf909fd037bc6e84869cb6ec63 [INFO] running `Command { std: "docker" "start" "-a" "b3bccb7ba93bf35ba404ebe73288f0ea92bf5bbf909fd037bc6e84869cb6ec63", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking xml-rs v0.8.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling threescalers v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking no-std-compat v0.4.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking serde-xml-rs v0.4.1 [INFO] [stdout] warning: unused imports: `InnerDerefExt`, `InnerDerefMutExt` [INFO] [stdout] --> src/util/compat/features.rs:4:23 [INFO] [stdout] | [INFO] [stdout] 4 | pub use inner_deref::{InnerDerefExt, InnerDerefMutExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `compat::features::Never` [INFO] [stdout] --> src/util.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub use compat::features::Never; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Result` [INFO] [stdout] --> src/lib.rs:34:37 [INFO] [stdout] | [INFO] [stdout] 34 | pub use anyhow::{anyhow, Error, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_deref` is never used [INFO] [stdout] --> src/util/compat/features/inner_deref.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait InnerDerefExt [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 6 | fn as_deref(&self) -> Result<&T::Target, &E>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_deref_mut` is never used [INFO] [stdout] --> src/util/compat/features/inner_deref.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub trait InnerDerefMutExt [INFO] [stdout] | ---------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 21 | fn as_deref_mut(&mut self) -> Result<&mut T::Target, &mut E>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `InnerDerefExt`, `InnerDerefMutExt` [INFO] [stdout] --> src/util/compat/features.rs:4:23 [INFO] [stdout] | [INFO] [stdout] 4 | pub use inner_deref::{InnerDerefExt, InnerDerefMutExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `compat::features::Never` [INFO] [stdout] --> src/util.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub use compat::features::Never; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Result` [INFO] [stdout] --> src/lib.rs:34:37 [INFO] [stdout] | [INFO] [stdout] 34 | pub use anyhow::{anyhow, Error, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_deref` is never used [INFO] [stdout] --> src/util/compat/features/inner_deref.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub trait InnerDerefExt [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 6 | fn as_deref(&self) -> Result<&T::Target, &E>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_deref_mut` is never used [INFO] [stdout] --> src/util/compat/features/inner_deref.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub trait InnerDerefMutExt [INFO] [stdout] | ---------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 21 | fn as_deref_mut(&mut self) -> Result<&mut T::Target, &mut E>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.53s [INFO] running `Command { std: "docker" "inspect" "b3bccb7ba93bf35ba404ebe73288f0ea92bf5bbf909fd037bc6e84869cb6ec63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3bccb7ba93bf35ba404ebe73288f0ea92bf5bbf909fd037bc6e84869cb6ec63", kill_on_drop: false }` [INFO] [stdout] b3bccb7ba93bf35ba404ebe73288f0ea92bf5bbf909fd037bc6e84869cb6ec63 [INFO] checking threescalers-0.8.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate threescalers 0.8.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate threescalers 0.8.0 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] removed /workspace/builds/worker-7-tc2/source/.cargo/config [INFO] started tweaking crates.io crate threescalers 0.8.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate threescalers 0.8.0 [INFO] tweaked toml for crates.io crate threescalers 0.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate threescalers 0.8.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 879c5eba17dbaaf913378119a8bb7ef81430aec822fb8545ccd6d92af674e724 [INFO] running `Command { std: "docker" "start" "-a" "879c5eba17dbaaf913378119a8bb7ef81430aec822fb8545ccd6d92af674e724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "879c5eba17dbaaf913378119a8bb7ef81430aec822fb8545ccd6d92af674e724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "879c5eba17dbaaf913378119a8bb7ef81430aec822fb8545ccd6d92af674e724", kill_on_drop: false }` [INFO] [stdout] 879c5eba17dbaaf913378119a8bb7ef81430aec822fb8545ccd6d92af674e724 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 460e0aed1fe8fc2ce594b88bb2bc9009a1f8eb15bf64afa6ec30ece963991347 [INFO] running `Command { std: "docker" "start" "-a" "460e0aed1fe8fc2ce594b88bb2bc9009a1f8eb15bf64afa6ec30ece963991347", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling threescalers v0.8.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking xml-rs v0.8.3 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking no-std-compat v0.4.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21 [INFO] [stdout] | [INFO] [stdout] 491 | Err(INVALID)?; [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] 491 | Err::(INVALID)?; [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/regex-1.5.4/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `chrono` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "460e0aed1fe8fc2ce594b88bb2bc9009a1f8eb15bf64afa6ec30ece963991347", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "460e0aed1fe8fc2ce594b88bb2bc9009a1f8eb15bf64afa6ec30ece963991347", kill_on_drop: false }` [INFO] [stdout] 460e0aed1fe8fc2ce594b88bb2bc9009a1f8eb15bf64afa6ec30ece963991347