[INFO] fetching crate els 0.1.38... [INFO] checking els-0.1.38 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate els 0.1.38 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate els 0.1.38 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 crates.io crate els 0.1.38 [INFO] finished tweaking crates.io crate els 0.1.38 [INFO] tweaked toml for crates.io crate els 0.1.38 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate els 0.1.38 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace-on-stack-overflow v0.3.0 [INFO] [stderr] Downloaded erg_proc_macros v0.6.26 [INFO] [stderr] Downloaded erg_common v0.6.26 [INFO] [stderr] Downloaded lsp-types v0.93.2 [INFO] [stderr] Downloaded erg_parser v0.6.26 [INFO] [stderr] Downloaded erg_compiler v0.6.26 [INFO] [stderr] Downloaded nix v0.23.2 [INFO] [stderr] Downloaded molc v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 953580664a5605b74ff9f01b3cc617ca6f10f8b59d354e3e578f162310890f1a [INFO] running `Command { std: "docker" "start" "-a" "953580664a5605b74ff9f01b3cc617ca6f10f8b59d354e3e578f162310890f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "953580664a5605b74ff9f01b3cc617ca6f10f8b59d354e3e578f162310890f1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "953580664a5605b74ff9f01b3cc617ca6f10f8b59d354e3e578f162310890f1a", kill_on_drop: false }` [INFO] [stdout] 953580664a5605b74ff9f01b3cc617ca6f10f8b59d354e3e578f162310890f1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c3dd5706aba8a04ce4bca1e9c2797941126383ddcd1f800a3e2ac4628ef7f638 [INFO] running `Command { std: "docker" "start" "-a" "c3dd5706aba8a04ce4bca1e9c2797941126383ddcd1f800a3e2ac4628ef7f638", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling smallvec v1.11.1 [INFO] [stderr] Compiling erg_common v0.6.26 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling thread_local v1.1.7 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling erg_compiler v0.6.26 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling serde_repr v0.1.16 [INFO] [stderr] Compiling erg_proc_macros v0.6.26 [INFO] [stderr] Checking erg_parser v0.6.26 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Checking lsp-types v0.93.2 [INFO] [stderr] Checking molc v0.2.7 [INFO] [stderr] Checking els v0.1.38 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.29s [INFO] running `Command { std: "docker" "inspect" "c3dd5706aba8a04ce4bca1e9c2797941126383ddcd1f800a3e2ac4628ef7f638", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3dd5706aba8a04ce4bca1e9c2797941126383ddcd1f800a3e2ac4628ef7f638", kill_on_drop: false }` [INFO] [stdout] c3dd5706aba8a04ce4bca1e9c2797941126383ddcd1f800a3e2ac4628ef7f638 [INFO] checking els-0.1.38 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate els 0.1.38 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate els 0.1.38 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 crates.io crate els 0.1.38 [INFO] finished tweaking crates.io crate els 0.1.38 [INFO] tweaked toml for crates.io crate els 0.1.38 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate els 0.1.38 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5bca0073fbac5e343b160d269ff8a6d4a18d49acd484f35e225de7b3aa2f8296 [INFO] running `Command { std: "docker" "start" "-a" "5bca0073fbac5e343b160d269ff8a6d4a18d49acd484f35e225de7b3aa2f8296", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bca0073fbac5e343b160d269ff8a6d4a18d49acd484f35e225de7b3aa2f8296", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bca0073fbac5e343b160d269ff8a6d4a18d49acd484f35e225de7b3aa2f8296", kill_on_drop: false }` [INFO] [stdout] 5bca0073fbac5e343b160d269ff8a6d4a18d49acd484f35e225de7b3aa2f8296 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ceca3928a9703662447ff71e45df9f055f55a7c2ea5b7dd1bdb6f44b15080325 [INFO] running `Command { std: "docker" "start" "-a" "ceca3928a9703662447ff71e45df9f055f55a7c2ea5b7dd1bdb6f44b15080325", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling smallvec v1.11.1 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling erg_common v0.6.26 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Compiling thread_local v1.1.7 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling erg_compiler v0.6.26 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling serde_repr v0.1.16 [INFO] [stderr] Compiling erg_proc_macros v0.6.26 [INFO] [stderr] Checking erg_parser v0.6.26 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Checking lsp-types v0.93.2 [INFO] [stderr] Checking molc v0.2.7 [INFO] [stderr] Checking els v0.1.38 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> diagnostics.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(IncompleteArtifact), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | ParseError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.85s [INFO] running `Command { std: "docker" "inspect" "ceca3928a9703662447ff71e45df9f055f55a7c2ea5b7dd1bdb6f44b15080325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ceca3928a9703662447ff71e45df9f055f55a7c2ea5b7dd1bdb6f44b15080325", kill_on_drop: false }` [INFO] [stdout] ceca3928a9703662447ff71e45df9f055f55a7c2ea5b7dd1bdb6f44b15080325