[INFO] fetching crate rust_bundler_cp 0.3.16... [INFO] checking rust_bundler_cp-0.3.16 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rust_bundler_cp 0.3.16 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate rust_bundler_cp 0.3.16 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 rust_bundler_cp 0.3.16 [INFO] finished tweaking crates.io crate rust_bundler_cp 0.3.16 [INFO] tweaked toml for crates.io crate rust_bundler_cp 0.3.16 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate rust_bundler_cp 0.3.16 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 rustfmt-config_proc_macro v0.2.0 [INFO] [stderr] Downloaded quote v1.0.19 [INFO] [stderr] Downloaded simple-string-builder v0.2.0 [INFO] [stderr] Downloaded rustc-ap-rustc_span v677.0.0 [INFO] [stderr] Downloaded indexmap v1.9.0 [INFO] [stderr] Downloaded rustc-ap-rustc_serialize v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v677.0.0 [INFO] [stderr] Downloaded rustfmt-nightly v1.4.21 [INFO] [stderr] Downloaded environment v0.1.1 [INFO] [stderr] Downloaded assert_cli v0.6.3 [INFO] [stderr] Downloaded semver v1.0.10 [INFO] [stderr] Downloaded goldenfile v1.3.0 [INFO] [stderr] Downloaded annotate-snippets v0.6.1 [INFO] [stderr] Downloaded cargo_metadata v0.8.2 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_passes v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_attr v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_expand v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast_pretty v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_parse v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_ast v677.0.0 [INFO] [stderr] Downloaded annotate-snippets v0.8.0 [INFO] [stderr] Downloaded termize v0.1.1 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_feature v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_fs_util v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_target v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_session v677.0.0 [INFO] [stderr] Downloaded md-5 v0.8.0 [INFO] [stderr] Downloaded rustc-ap-rustc_arena v677.0.0 [INFO] [stderr] Downloaded measureme v0.7.1 [INFO] [stderr] Downloaded rustc-ap-rustc_graphviz v677.0.0 [INFO] [stderr] Downloaded rustc-rayon v0.3.2 [INFO] [stderr] Downloaded crossbeam-utils v0.8.9 [INFO] [stderr] Downloaded rustc-rayon-core v0.3.2 [INFO] [stderr] Downloaded psm v0.1.18 [INFO] [stderr] Downloaded stacker v0.1.14 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v677.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_index v677.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8ad36f8e7b027274407cba210adb06940440ed2782ccd12c874877ba7e1598ee [INFO] running `Command { std: "docker" "start" "-a" "8ad36f8e7b027274407cba210adb06940440ed2782ccd12c874877ba7e1598ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ad36f8e7b027274407cba210adb06940440ed2782ccd12c874877ba7e1598ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ad36f8e7b027274407cba210adb06940440ed2782ccd12c874877ba7e1598ee", kill_on_drop: false }` [INFO] [stdout] 8ad36f8e7b027274407cba210adb06940440ed2782ccd12c874877ba7e1598ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7e95f32d572efc84abe54c9c7a773d2a675b82cc9c6ad66d0b4acad483e93b4a [INFO] running `Command { std: "docker" "start" "-a" "7e95f32d572efc84abe54c9c7a773d2a675b82cc9c6ad66d0b4acad483e93b4a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling camino v1.0.9 [INFO] [stderr] Compiling semver v1.0.10 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking simple-string-builder v0.2.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stderr] Checking quote v1.0.19 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking goldenfile v1.3.0 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking cargo-platform v0.1.2 [INFO] [stderr] Checking cargo_metadata v0.14.2 [INFO] [stderr] Checking assert_cli v0.6.3 [INFO] [stderr] Checking rust_bundler_cp v0.3.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `expander` [INFO] [stdout] --> src/lib.rs:415:17 [INFO] [stdout] | [INFO] [stdout] 415 | let mut expander = create_expander(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expander` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:415:13 [INFO] [stdout] | [INFO] [stdout] 415 | let mut expander = create_expander(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/lib.rs:419:17 [INFO] [stdout] | [INFO] [stdout] 419 | let mut file = read_source_code(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:419:13 [INFO] [stdout] | [INFO] [stdout] 419 | let mut file = read_source_code(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:428:13 [INFO] [stdout] | [INFO] [stdout] 428 | let mut expander = crate::Expander::new(base_path, "", crate_name); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:437:13 [INFO] [stdout] | [INFO] [stdout] 437 | let mut file = syn::parse_file(&syntax_tree).expect("failed to parse binary target source"); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.11s [INFO] running `Command { std: "docker" "inspect" "7e95f32d572efc84abe54c9c7a773d2a675b82cc9c6ad66d0b4acad483e93b4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e95f32d572efc84abe54c9c7a773d2a675b82cc9c6ad66d0b4acad483e93b4a", kill_on_drop: false }` [INFO] [stdout] 7e95f32d572efc84abe54c9c7a773d2a675b82cc9c6ad66d0b4acad483e93b4a [INFO] checking rust_bundler_cp-0.3.16 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate rust_bundler_cp 0.3.16 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate rust_bundler_cp 0.3.16 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 rust_bundler_cp 0.3.16 [INFO] finished tweaking crates.io crate rust_bundler_cp 0.3.16 [INFO] tweaked toml for crates.io crate rust_bundler_cp 0.3.16 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate rust_bundler_cp 0.3.16 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 00e59c17b8f430fc6c116a906436e15908da3e903804b849cbbf9e2fdfebd03c [INFO] running `Command { std: "docker" "start" "-a" "00e59c17b8f430fc6c116a906436e15908da3e903804b849cbbf9e2fdfebd03c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00e59c17b8f430fc6c116a906436e15908da3e903804b849cbbf9e2fdfebd03c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00e59c17b8f430fc6c116a906436e15908da3e903804b849cbbf9e2fdfebd03c", kill_on_drop: false }` [INFO] [stdout] 00e59c17b8f430fc6c116a906436e15908da3e903804b849cbbf9e2fdfebd03c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6e2a601334331c2a82f468e199366d30e4f6c7a3f08328b7ea7a1bf38cc3a933 [INFO] running `Command { std: "docker" "start" "-a" "6e2a601334331c2a82f468e199366d30e4f6c7a3f08328b7ea7a1bf38cc3a933", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling semver v1.0.10 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling camino v1.0.9 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking simple-string-builder v0.2.0 [INFO] [stderr] Checking environment v0.1.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.5.3/src/inflate/core.rs:1107:9 [INFO] [stdout] | [INFO] [stdout] 1107 | / match state { [INFO] [stdout] 1108 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1109 | | l.bit_buf = 0; [INFO] [stdout] 1110 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1639 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1640 | | }; [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 `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6e2a601334331c2a82f468e199366d30e4f6c7a3f08328b7ea7a1bf38cc3a933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e2a601334331c2a82f468e199366d30e4f6c7a3f08328b7ea7a1bf38cc3a933", kill_on_drop: false }` [INFO] [stdout] 6e2a601334331c2a82f468e199366d30e4f6c7a3f08328b7ea7a1bf38cc3a933