[INFO] fetching crate libfonthelper 0.3.9... [INFO] checking libfonthelper-0.3.9 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate libfonthelper 0.3.9 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate libfonthelper 0.3.9 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 libfonthelper 0.3.9 [INFO] finished tweaking crates.io crate libfonthelper 0.3.9 [INFO] tweaked toml for crates.io crate libfonthelper 0.3.9 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate libfonthelper 0.3.9 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 font-reader v0.1.10 [INFO] [stderr] Downloaded finder v0.1.6 [INFO] [stderr] Downloaded binary-reader v0.4.5 [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] cf2a21619111bbf9a4c1e54b3ca1c073a4bc894f3f1523b82ffb0f6c7ade0fbf [INFO] running `Command { std: "docker" "start" "-a" "cf2a21619111bbf9a4c1e54b3ca1c073a4bc894f3f1523b82ffb0f6c7ade0fbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf2a21619111bbf9a4c1e54b3ca1c073a4bc894f3f1523b82ffb0f6c7ade0fbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf2a21619111bbf9a4c1e54b3ca1c073a4bc894f3f1523b82ffb0f6c7ade0fbf", kill_on_drop: false }` [INFO] [stdout] cf2a21619111bbf9a4c1e54b3ca1c073a4bc894f3f1523b82ffb0f6c7ade0fbf [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] 40b55b6a8f3da73795bb518e9d35de6b12bb6f65733765865d871cc33bb51531 [INFO] running `Command { std: "docker" "start" "-a" "40b55b6a8f3da73795bb518e9d35de6b12bb6f65733765865d871cc33bb51531", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking finder v0.1.6 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking binary-reader v0.4.5 [INFO] [stderr] Checking font-reader v0.1.10 [INFO] [stderr] Checking libfonthelper v0.3.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: macro `warn` is private [INFO] [stdout] --> src/lib.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | warn!("Cannot open font {}, ERROR: {}", &font_path, err); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #120192 [INFO] [stdout] = note: `#[warn(private_macro_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: macro `warn` is private [INFO] [stdout] --> src/lib.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | warn!("Cannot open font {}, ERROR: {}", &font_path, err); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #120192 [INFO] [stdout] = note: `#[warn(private_macro_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "40b55b6a8f3da73795bb518e9d35de6b12bb6f65733765865d871cc33bb51531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40b55b6a8f3da73795bb518e9d35de6b12bb6f65733765865d871cc33bb51531", kill_on_drop: false }` [INFO] [stdout] 40b55b6a8f3da73795bb518e9d35de6b12bb6f65733765865d871cc33bb51531 [INFO] checking libfonthelper-0.3.9 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate libfonthelper 0.3.9 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate libfonthelper 0.3.9 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 libfonthelper 0.3.9 [INFO] finished tweaking crates.io crate libfonthelper 0.3.9 [INFO] tweaked toml for crates.io crate libfonthelper 0.3.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate libfonthelper 0.3.9 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-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] 2a2811b28ff100150db226eb128127d7f51c9fa5408848fb37b8a679463d07b0 [INFO] running `Command { std: "docker" "start" "-a" "2a2811b28ff100150db226eb128127d7f51c9fa5408848fb37b8a679463d07b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a2811b28ff100150db226eb128127d7f51c9fa5408848fb37b8a679463d07b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a2811b28ff100150db226eb128127d7f51c9fa5408848fb37b8a679463d07b0", kill_on_drop: false }` [INFO] [stdout] 2a2811b28ff100150db226eb128127d7f51c9fa5408848fb37b8a679463d07b0 [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] 47475129354a7ab496a10a8e605ca08e31e9aeed438647a84f9be8e42e4b909f [INFO] running `Command { std: "docker" "start" "-a" "47475129354a7ab496a10a8e605ca08e31e9aeed438647a84f9be8e42e4b909f", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking finder v0.1.6 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking binary-reader v0.4.5 [INFO] [stderr] Checking font-reader v0.1.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.1/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 `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "47475129354a7ab496a10a8e605ca08e31e9aeed438647a84f9be8e42e4b909f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47475129354a7ab496a10a8e605ca08e31e9aeed438647a84f9be8e42e4b909f", kill_on_drop: false }` [INFO] [stdout] 47475129354a7ab496a10a8e605ca08e31e9aeed438647a84f9be8e42e4b909f