[INFO] cloning repository https://github.com/dots-git/vinegar [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dots-git/vinegar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdots-git%2Fvinegar", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdots-git%2Fvinegar'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 98f577c455196130f253113ef5be659858e6e4d1 [INFO] checking dots-git/vinegar against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdots-git%2Fvinegar" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dots-git/vinegar on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dots-git/vinegar [INFO] finished tweaking git repo https://github.com/dots-git/vinegar [INFO] tweaked toml for git repo https://github.com/dots-git/vinegar written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dots-git/vinegar 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unescaper v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 872b170363e00d53730905e4c4328d76cd8f4973a768a369fabbf07cfb48350e [INFO] running `Command { std: "docker" "start" "-a" "872b170363e00d53730905e4c4328d76cd8f4973a768a369fabbf07cfb48350e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "872b170363e00d53730905e4c4328d76cd8f4973a768a369fabbf07cfb48350e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "872b170363e00d53730905e4c4328d76cd8f4973a768a369fabbf07cfb48350e", kill_on_drop: false }` [INFO] [stdout] 872b170363e00d53730905e4c4328d76cd8f4973a768a369fabbf07cfb48350e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd09a4b14cdc0de1c149891647d67b8e032dbd6119d805833d38d29ab72908a8 [INFO] running `Command { std: "docker" "start" "-a" "bd09a4b14cdc0de1c149891647d67b8e032dbd6119d805833d38d29ab72908a8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking aho-corasick v1.0.5 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Compiling rust_struct_wrapper_macro v0.1.0 (/opt/rustwide/workdir/rust_struct_wrapper_macro) [INFO] [stderr] Checking unescaper v0.1.2 [INFO] [stderr] Checking vinegar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `concat_single` is never used [INFO] [stdout] --> src/interpreter/iter.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub trait CanConcatenate [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 38 | fn concat_single(self, other: I::Item) -> ConcatenatedIterator>; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `concat_single` is never used [INFO] [stdout] --> src/interpreter/iter.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub trait CanConcatenate [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 38 | fn concat_single(self, other: I::Item) -> ConcatenatedIterator>; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.10s [INFO] running `Command { std: "docker" "inspect" "bd09a4b14cdc0de1c149891647d67b8e032dbd6119d805833d38d29ab72908a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd09a4b14cdc0de1c149891647d67b8e032dbd6119d805833d38d29ab72908a8", kill_on_drop: false }` [INFO] [stdout] bd09a4b14cdc0de1c149891647d67b8e032dbd6119d805833d38d29ab72908a8 [INFO] checking dots-git/vinegar against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdots-git%2Fvinegar" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dots-git/vinegar on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dots-git/vinegar [INFO] finished tweaking git repo https://github.com/dots-git/vinegar [INFO] tweaked toml for git repo https://github.com/dots-git/vinegar written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dots-git/vinegar 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15b2f7a23dfdd1b765ce2131128c2e0ca9b957d27117c1e16790a33cf74e596f [INFO] running `Command { std: "docker" "start" "-a" "15b2f7a23dfdd1b765ce2131128c2e0ca9b957d27117c1e16790a33cf74e596f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15b2f7a23dfdd1b765ce2131128c2e0ca9b957d27117c1e16790a33cf74e596f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15b2f7a23dfdd1b765ce2131128c2e0ca9b957d27117c1e16790a33cf74e596f", kill_on_drop: false }` [INFO] [stdout] 15b2f7a23dfdd1b765ce2131128c2e0ca9b957d27117c1e16790a33cf74e596f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90c8e5805bb105d65b24f3a7af4dada05f443771bd421d4da03635a4aed4e211 [INFO] running `Command { std: "docker" "start" "-a" "90c8e5805bb105d65b24f3a7af4dada05f443771bd421d4da03635a4aed4e211", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking aho-corasick v1.0.5 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Compiling rust_struct_wrapper_macro v0.1.0 (/opt/rustwide/workdir/rust_struct_wrapper_macro) [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Checking unescaper v0.1.2 [INFO] [stderr] Checking vinegar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `concat_single` is never used [INFO] [stdout] --> src/interpreter/iter.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub trait CanConcatenate [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 38 | fn concat_single(self, other: I::Item) -> ConcatenatedIterator>; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `concat_single` is never used [INFO] [stdout] --> src/interpreter/iter.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub trait CanConcatenate [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 38 | fn concat_single(self, other: I::Item) -> ConcatenatedIterator>; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.78s [INFO] running `Command { std: "docker" "inspect" "90c8e5805bb105d65b24f3a7af4dada05f443771bd421d4da03635a4aed4e211", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90c8e5805bb105d65b24f3a7af4dada05f443771bd421d4da03635a4aed4e211", kill_on_drop: false }` [INFO] [stdout] 90c8e5805bb105d65b24f3a7af4dada05f443771bd421d4da03635a4aed4e211