[INFO] fetching crate bjorn 0.2.0... [INFO] checking bjorn-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate bjorn 0.2.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate bjorn 0.2.0 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] started tweaking crates.io crate bjorn 0.2.0 [INFO] finished tweaking crates.io crate bjorn 0.2.0 [INFO] tweaked toml for crates.io crate bjorn 0.2.0 written to /workspace/builds/worker-0-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 23 packages [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.32.0 (latest: v4.5.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding lazy_static v1.1.1 (latest: v1.4.0) [INFO] [stderr] Adding regex v1.0.6 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding strsim v0.7.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.10.0 (latest: v0.16.1) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding unicode-segmentation v1.2.1 (latest: v1.11.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [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 lazy_static v1.1.1 [INFO] [stderr] Downloaded unicode-segmentation v1.2.1 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded regex v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a95e51fd5fd9bd39c6891244e7868505ae2ea5aa579d181860425c2966f547e4 [INFO] running `Command { std: "docker" "start" "-a" "a95e51fd5fd9bd39c6891244e7868505ae2ea5aa579d181860425c2966f547e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a95e51fd5fd9bd39c6891244e7868505ae2ea5aa579d181860425c2966f547e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a95e51fd5fd9bd39c6891244e7868505ae2ea5aa579d181860425c2966f547e4", kill_on_drop: false }` [INFO] [stdout] a95e51fd5fd9bd39c6891244e7868505ae2ea5aa579d181860425c2966f547e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bee5bbc0bd8e99189f3bc546877168bda203d1d0bd6497913e02e70f2c088263 [INFO] running `Command { std: "docker" "start" "-a" "bee5bbc0bd8e99189f3bc546877168bda203d1d0bd6497913e02e70f2c088263", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Compiling lazy_static v1.1.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking bjorn v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Token` is imported redundantly [INFO] [stdout] --> src/lexer.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 220 | use super::*; [INFO] [stdout] | -------- the item `Token` is already imported here [INFO] [stdout] 221 | [INFO] [stdout] 222 | use token::Token; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Lexer` is imported redundantly [INFO] [stdout] --> src/parser.rs:374:9 [INFO] [stdout] | [INFO] [stdout] 372 | use super::*; [INFO] [stdout] | -------- the item `Lexer` is already imported here [INFO] [stdout] 373 | [INFO] [stdout] 374 | use lexer::Lexer; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Token` is imported redundantly [INFO] [stdout] --> src/parser.rs:375:9 [INFO] [stdout] | [INFO] [stdout] 372 | use super::*; [INFO] [stdout] | -------- the item `Token` is already imported here [INFO] [stdout] ... [INFO] [stdout] 375 | use token::Token; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AST` is imported redundantly [INFO] [stdout] --> src/parser.rs:376:9 [INFO] [stdout] | [INFO] [stdout] 372 | use super::*; [INFO] [stdout] | -------- the item `AST` is already imported here [INFO] [stdout] ... [INFO] [stdout] 376 | use ast::AST; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.00s [INFO] running `Command { std: "docker" "inspect" "bee5bbc0bd8e99189f3bc546877168bda203d1d0bd6497913e02e70f2c088263", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bee5bbc0bd8e99189f3bc546877168bda203d1d0bd6497913e02e70f2c088263", kill_on_drop: false }` [INFO] [stdout] bee5bbc0bd8e99189f3bc546877168bda203d1d0bd6497913e02e70f2c088263 [INFO] checking bjorn-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate bjorn 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate bjorn 0.2.0 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] started tweaking crates.io crate bjorn 0.2.0 [INFO] finished tweaking crates.io crate bjorn 0.2.0 [INFO] tweaked toml for crates.io crate bjorn 0.2.0 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3f77dfcc0a77e7b859b5bee196638a9136c3f44e75b3f149facbcc8f0ad4d2e5 [INFO] running `Command { std: "docker" "start" "-a" "3f77dfcc0a77e7b859b5bee196638a9136c3f44e75b3f149facbcc8f0ad4d2e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f77dfcc0a77e7b859b5bee196638a9136c3f44e75b3f149facbcc8f0ad4d2e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f77dfcc0a77e7b859b5bee196638a9136c3f44e75b3f149facbcc8f0ad4d2e5", kill_on_drop: false }` [INFO] [stdout] 3f77dfcc0a77e7b859b5bee196638a9136c3f44e75b3f149facbcc8f0ad4d2e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6e8215289e16fd1847a385a14222b196acce8fd8f24cdd4d90c699fb1d0ed54e [INFO] running `Command { std: "docker" "start" "-a" "6e8215289e16fd1847a385a14222b196acce8fd8f24cdd4d90c699fb1d0ed54e", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Compiling lazy_static v1.1.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.0.6/src/exec.rs:754:13 [INFO] [stdout] | [INFO] [stdout] 754 | / match dfa::Fsm::reverse( [INFO] [stdout] 755 | | &self.ro.dfa_reverse, [INFO] [stdout] 756 | | self.cache, [INFO] [stdout] 757 | | false, [INFO] [stdout] ... | [INFO] [stdout] 764 | | Quit => return Some(Quit), [INFO] [stdout] 765 | | }; [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" "6e8215289e16fd1847a385a14222b196acce8fd8f24cdd4d90c699fb1d0ed54e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e8215289e16fd1847a385a14222b196acce8fd8f24cdd4d90c699fb1d0ed54e", kill_on_drop: false }` [INFO] [stdout] 6e8215289e16fd1847a385a14222b196acce8fd8f24cdd4d90c699fb1d0ed54e