[INFO] cloning repository https://github.com/TheDan64/limonite [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheDan64/limonite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b4ffbf950b22279c1d633c5c9f63dad05447fe4c [INFO] checking TheDan64/limonite against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheDan64/limonite 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/TheDan64/limonite [INFO] finished tweaking git repo https://github.com/TheDan64/limonite [INFO] tweaked toml for git repo https://github.com/TheDan64/limonite written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/TheDan64/limonite 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] Updating git repository `https://github.com/TheDan64/hash-chain` [INFO] [stderr] Locking 1 package [INFO] [stderr] Adding hash-chain v0.2.5 (https://github.com/TheDan64/hash-chain?branch=master#603d46a7) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded debug_tree v0.3.1 [INFO] [stderr] Downloaded llvm-sys v100.2.0 [INFO] [stderr] Downloaded slog-term v2.6.0 [INFO] [stderr] Downloaded criterion-plot v0.4.2 [INFO] [stderr] Downloaded oorandom v11.1.1 [INFO] [stderr] Downloaded criterion v0.3.2 [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] f25bbe1e34442b9d74cc6c33b1f4c6f77033c80d6087c368350826ecf095761c [INFO] running `Command { std: "docker" "start" "-a" "f25bbe1e34442b9d74cc6c33b1f4c6f77033c80d6087c368350826ecf095761c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f25bbe1e34442b9d74cc6c33b1f4c6f77033c80d6087c368350826ecf095761c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f25bbe1e34442b9d74cc6c33b1f4c6f77033c80d6087c368350826ecf095761c", kill_on_drop: false }` [INFO] [stdout] f25bbe1e34442b9d74cc6c33b1f4c6f77033c80d6087c368350826ecf095761c [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] b27e8f4bfeab8bbb0f76d505162b657a0e5cf972a11195fb782bfb489be1ff7e [INFO] running `Command { std: "docker" "start" "-a" "b27e8f4bfeab8bbb0f76d505162b657a0e5cf972a11195fb782bfb489be1ff7e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling inkwell v0.1.0-llvm10sample [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking slog-term v2.6.0 [INFO] [stderr] Checking debug_tree v0.3.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking hash-chain v0.2.5 (https://github.com/TheDan64/hash-chain?branch=master#603d46a7) [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking oorandom v11.1.1 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling llvm-sys v100.2.0 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling inkwell_internals v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking limonite v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lexical/lexer.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/syntax/parser.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fn_pass_manager` is never read [INFO] [stdout] --> src/codegen/llvm/mod.rs:767:5 [INFO] [stdout] | [INFO] [stdout] 763 | pub struct JitEngine<'codegen, 'context: 'codegen> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 767 | fn_pass_manager: PassManager>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GREEN_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const GREEN_FG: &str = "\x1B[38;5;2m"; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `YELLOW_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGENTA_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m"; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_BLUE_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DARK_GRAY_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_RED_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:17:7 [INFO] [stdout] | [INFO] [stdout] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lexical/lexer.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/syntax/parser.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.2 [INFO] [stdout] warning: field `fn_pass_manager` is never read [INFO] [stdout] --> src/codegen/llvm/mod.rs:767:5 [INFO] [stdout] | [INFO] [stdout] 763 | pub struct JitEngine<'codegen, 'context: 'codegen> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 767 | fn_pass_manager: PassManager>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GREEN_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const GREEN_FG: &str = "\x1B[38;5;2m"; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `YELLOW_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGENTA_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m"; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_BLUE_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DARK_GRAY_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_RED_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:17:7 [INFO] [stdout] | [INFO] [stdout] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lexical/lexer.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lexical/lexer.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/syntax/parser.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/syntax/parser.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::iter::{Iterator, Peekable}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fn_pass_manager` is never read [INFO] [stdout] --> src/codegen/llvm/mod.rs:767:5 [INFO] [stdout] | [INFO] [stdout] 763 | pub struct JitEngine<'codegen, 'context: 'codegen> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 767 | fn_pass_manager: PassManager>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GREEN_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const GREEN_FG: &str = "\x1B[38;5;2m"; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `YELLOW_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGENTA_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m"; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_BLUE_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DARK_GRAY_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_RED_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:17:7 [INFO] [stdout] | [INFO] [stdout] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fn_pass_manager` is never read [INFO] [stdout] --> src/codegen/llvm/mod.rs:767:5 [INFO] [stdout] | [INFO] [stdout] 763 | pub struct JitEngine<'codegen, 'context: 'codegen> { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 767 | fn_pass_manager: PassManager>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GREEN_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const GREEN_FG: &str = "\x1B[38;5;2m"; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `YELLOW_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const YELLOW_FG: &str = "\x1B[38;5;3m"; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGENTA_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MAGENTA_FG: &str = "\x1B[38;5;5m"; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_BLUE_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | const LIGHT_BLUE_FG: &str = "\x1B[38;5;6m"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DARK_GRAY_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:16:7 [INFO] [stdout] | [INFO] [stdout] 16 | const DARK_GRAY_FG: &str = "\x1B[38;5;8m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LIGHT_RED_FG` is never used [INFO] [stdout] --> src/userfacing_error.rs:17:7 [INFO] [stdout] | [INFO] [stdout] 17 | const LIGHT_RED_FG: &str = "\x1B[38;5;9m"; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "b27e8f4bfeab8bbb0f76d505162b657a0e5cf972a11195fb782bfb489be1ff7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b27e8f4bfeab8bbb0f76d505162b657a0e5cf972a11195fb782bfb489be1ff7e", kill_on_drop: false }` [INFO] [stdout] b27e8f4bfeab8bbb0f76d505162b657a0e5cf972a11195fb782bfb489be1ff7e [INFO] checking TheDan64/limonite against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheDan64%2Flimonite" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheDan64/limonite 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/TheDan64/limonite [INFO] finished tweaking git repo https://github.com/TheDan64/limonite [INFO] tweaked toml for git repo https://github.com/TheDan64/limonite written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/TheDan64/limonite 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] 89948ab0f2a039bf9cd30cbc9f059d322cb1fc4e2da29023bf68e86964f8e24b [INFO] running `Command { std: "docker" "start" "-a" "89948ab0f2a039bf9cd30cbc9f059d322cb1fc4e2da29023bf68e86964f8e24b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89948ab0f2a039bf9cd30cbc9f059d322cb1fc4e2da29023bf68e86964f8e24b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89948ab0f2a039bf9cd30cbc9f059d322cb1fc4e2da29023bf68e86964f8e24b", kill_on_drop: false }` [INFO] [stdout] 89948ab0f2a039bf9cd30cbc9f059d322cb1fc4e2da29023bf68e86964f8e24b [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] aa715ae53f7073c0668cf9646088a50fbf5b23ec1f5f3300999049c0215e9e78 [INFO] running `Command { std: "docker" "start" "-a" "aa715ae53f7073c0668cf9646088a50fbf5b23ec1f5f3300999049c0215e9e78", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.7/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking lock_api v0.4.2 [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] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.7/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [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] [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" "aa715ae53f7073c0668cf9646088a50fbf5b23ec1f5f3300999049c0215e9e78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa715ae53f7073c0668cf9646088a50fbf5b23ec1f5f3300999049c0215e9e78", kill_on_drop: false }` [INFO] [stdout] aa715ae53f7073c0668cf9646088a50fbf5b23ec1f5f3300999049c0215e9e78