[INFO] cloning repository https://github.com/Dentosal/constcodegen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dentosal/constcodegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fconstcodegen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fconstcodegen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09d61a536d729aeda9639d03a52025b401ab1b53 [INFO] checking Dentosal/constcodegen against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fconstcodegen" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dentosal/constcodegen 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 git repo https://github.com/Dentosal/constcodegen [INFO] finished tweaking git repo https://github.com/Dentosal/constcodegen [INFO] tweaked toml for git repo https://github.com/Dentosal/constcodegen written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Dentosal/constcodegen 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 paw v1.0.0 [INFO] [stderr] Downloaded structopt v0.3.4 [INFO] [stderr] Downloaded paw-raw v1.0.0 [INFO] [stderr] Downloaded structopt-derive v0.3.4 [INFO] [stderr] Downloaded paw-attributes v1.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 837da79b030b4e79bf13904144a6466826424a93ebf545288db549fb79920b93 [INFO] running `Command { std: "docker" "start" "-a" "837da79b030b4e79bf13904144a6466826424a93ebf545288db549fb79920b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "837da79b030b4e79bf13904144a6466826424a93ebf545288db549fb79920b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "837da79b030b4e79bf13904144a6466826424a93ebf545288db549fb79920b93", kill_on_drop: false }` [INFO] [stdout] 837da79b030b4e79bf13904144a6466826424a93ebf545288db549fb79920b93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7e3dad90a684dcca4c98d81dc16d285c7892cbf797685d6451bae11ffcc20a73 [INFO] running `Command { std: "docker" "start" "-a" "7e3dad90a684dcca4c98d81dc16d285c7892cbf797685d6451bae11ffcc20a73", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking paw-raw v1.0.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling paw-attributes v1.0.2 [INFO] [stderr] Compiling structopt-derive v0.3.4 [INFO] [stderr] Checking paw v1.0.0 [INFO] [stderr] Checking structopt v0.3.4 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking eval v0.4.3 [INFO] [stderr] Checking constcodegen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 for more information [INFO] [stdout] --> src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(mutable_borrow_reservation_conflict)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `structopt` is imported redundantly [INFO] [stdout] --> src/main.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use structopt::{self, StructOpt}; [INFO] [stdout] | ^^^^ the item `structopt` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 for more information [INFO] [stdout] --> src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(mutable_borrow_reservation_conflict)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `structopt` is imported redundantly [INFO] [stdout] --> src/main.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use structopt::{self, StructOpt}; [INFO] [stdout] | ^^^^ the item `structopt` is already defined by prelude [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 8.43s [INFO] running `Command { std: "docker" "inspect" "7e3dad90a684dcca4c98d81dc16d285c7892cbf797685d6451bae11ffcc20a73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e3dad90a684dcca4c98d81dc16d285c7892cbf797685d6451bae11ffcc20a73", kill_on_drop: false }` [INFO] [stdout] 7e3dad90a684dcca4c98d81dc16d285c7892cbf797685d6451bae11ffcc20a73 [INFO] checking Dentosal/constcodegen against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDentosal%2Fconstcodegen" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dentosal/constcodegen 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 git repo https://github.com/Dentosal/constcodegen [INFO] finished tweaking git repo https://github.com/Dentosal/constcodegen [INFO] tweaked toml for git repo https://github.com/Dentosal/constcodegen written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Dentosal/constcodegen 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 032d8b2f8679b7fe00791aa521ab60073fcf9a13a5d6b37c98bc6f6cbeeb6fb6 [INFO] running `Command { std: "docker" "start" "-a" "032d8b2f8679b7fe00791aa521ab60073fcf9a13a5d6b37c98bc6f6cbeeb6fb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "032d8b2f8679b7fe00791aa521ab60073fcf9a13a5d6b37c98bc6f6cbeeb6fb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "032d8b2f8679b7fe00791aa521ab60073fcf9a13a5d6b37c98bc6f6cbeeb6fb6", kill_on_drop: false }` [INFO] [stdout] 032d8b2f8679b7fe00791aa521ab60073fcf9a13a5d6b37c98bc6f6cbeeb6fb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7518dc97d0e73a9913f698b49dc1c7941b1d3ad0deaf8185feda8028e67c88b7 [INFO] running `Command { std: "docker" "start" "-a" "7518dc97d0e73a9913f698b49dc1c7941b1d3ad0deaf8185feda8028e67c88b7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking paw-raw v1.0.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.1/src/exec.rs:838:13 [INFO] [stdout] | [INFO] [stdout] 838 | / match dfa::Fsm::reverse( [INFO] [stdout] 839 | | &self.ro.dfa_reverse, [INFO] [stdout] 840 | | self.cache.value(), [INFO] [stdout] 841 | | false, [INFO] [stdout] ... | [INFO] [stdout] 852 | | Quit => return Some(Quit), [INFO] [stdout] 853 | | }; [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7518dc97d0e73a9913f698b49dc1c7941b1d3ad0deaf8185feda8028e67c88b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7518dc97d0e73a9913f698b49dc1c7941b1d3ad0deaf8185feda8028e67c88b7", kill_on_drop: false }` [INFO] [stdout] 7518dc97d0e73a9913f698b49dc1c7941b1d3ad0deaf8185feda8028e67c88b7