[INFO] cloning repository https://github.com/deontologician/unsh [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deontologician/unsh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeontologician%2Funsh", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeontologician%2Funsh'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 90c5d01dfe8672ddefe79b7da2558889f63f72aa [INFO] checking deontologician/unsh against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeontologician%2Funsh" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deontologician/unsh 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/deontologician/unsh [INFO] finished tweaking git repo https://github.com/deontologician/unsh [INFO] tweaked toml for git repo https://github.com/deontologician/unsh written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/deontologician/unsh 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] Downloading crates ... [INFO] [stderr] Downloaded error-code v2.2.0 [INFO] [stderr] Downloaded redox_syscall v0.2.8 [INFO] [stderr] Downloaded fd-lock v2.0.0 [INFO] [stderr] Downloaded str-buf v2.0.0 [INFO] [stderr] Downloaded utf8parse v0.2.0 [INFO] [stderr] Downloaded shlex v1.0.0 [INFO] [stderr] Downloaded clipboard-win v4.1.0 [INFO] [stderr] Downloaded anyhow v1.0.40 [INFO] [stderr] Downloaded rustyline v8.1.0 [INFO] [stderr] Downloaded libc v0.2.94 [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] 4131ddb85d461fd26ed6cb5d354c6c429078745044060b1357cf17b37df1e646 [INFO] running `Command { std: "docker" "start" "-a" "4131ddb85d461fd26ed6cb5d354c6c429078745044060b1357cf17b37df1e646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4131ddb85d461fd26ed6cb5d354c6c429078745044060b1357cf17b37df1e646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4131ddb85d461fd26ed6cb5d354c6c429078745044060b1357cf17b37df1e646", kill_on_drop: false }` [INFO] [stdout] 4131ddb85d461fd26ed6cb5d354c6c429078745044060b1357cf17b37df1e646 [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] 6ae088bd736fc52e6d2ef10ef1a6ae20dc49df1430518688707ac1d547ed740b [INFO] running `Command { std: "docker" "start" "-a" "6ae088bd736fc52e6d2ef10ef1a6ae20dc49df1430518688707ac1d547ed740b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Checking shlex v1.0.0 [INFO] [stderr] Checking bitvec v0.19.5 [INFO] [stderr] Checking lexical-core v0.7.6 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking fd-lock v2.0.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rustyline v8.1.0 [INFO] [stderr] Checking unsh v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `nom` is imported redundantly [INFO] [stdout] --> src/import_parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | self, [INFO] [stdout] | ^^^^ the item `nom` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `nom` is imported redundantly [INFO] [stdout] --> src/import_parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | self, [INFO] [stdout] | ^^^^ the item `nom` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_env` is never used [INFO] [stdout] --> src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn init_env() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `commands` is never read [INFO] [stdout] --> src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 41 | struct Unsh { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 42 | rl: Editor<()>, [INFO] [stdout] 43 | commands: HashMap, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_env` is never used [INFO] [stdout] --> src/main.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn init_env() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `commands` is never read [INFO] [stdout] --> src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 41 | struct Unsh { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 42 | rl: Editor<()>, [INFO] [stdout] 43 | commands: HashMap, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.44s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2 [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" "6ae088bd736fc52e6d2ef10ef1a6ae20dc49df1430518688707ac1d547ed740b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ae088bd736fc52e6d2ef10ef1a6ae20dc49df1430518688707ac1d547ed740b", kill_on_drop: false }` [INFO] [stdout] 6ae088bd736fc52e6d2ef10ef1a6ae20dc49df1430518688707ac1d547ed740b