[INFO] fetching crate virdant 0.1.0-rc0...
[INFO] checking virdant-0.1.0-rc0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate virdant 0.1.0-rc0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate virdant 0.1.0-rc0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate virdant 0.1.0-rc0
[INFO] finished tweaking crates.io crate virdant 0.1.0-rc0
[INFO] tweaked toml for crates.io crate virdant 0.1.0-rc0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate virdant 0.1.0-rc0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c064904efa9e726673757cf18989f1551f0d6e4db148005c94be9c9e3cf3299
[INFO] running `Command { std: "docker" "start" "-a" "1c064904efa9e726673757cf18989f1551f0d6e4db148005c94be9c9e3cf3299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c064904efa9e726673757cf18989f1551f0d6e4db148005c94be9c9e3cf3299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c064904efa9e726673757cf18989f1551f0d6e4db148005c94be9c9e3cf3299", kill_on_drop: false }`
[INFO] [stdout] 1c064904efa9e726673757cf18989f1551f0d6e4db148005c94be9c9e3cf3299
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 326a6eabec927ce4882adff1a193a6aa54751bfc9b8118e1928c7742a37ff949
[INFO] running `Command { std: "docker" "start" "-a" "326a6eabec927ce4882adff1a193a6aa54751bfc9b8118e1928c7742a37ff949", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]     Checking lalrpop v0.20.2
[INFO] [stderr]    Compiling virdant v0.1.0-rc0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `check::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use check::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `check::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use check::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/ast.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `component_name`
[INFO] [stdout]    --> src/ast.rs:193:31
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn connect_for(&self, component_name: &str) -> Connect {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct Submodule(Ident, Ident);
[INFO] [stdout]    |            --------- ^^^^^  ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `Submodule` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/ast.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `component_name`
[INFO] [stdout]    --> src/ast.rs:193:31
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn connect_for(&self, component_name: &str) -> Connect {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct Submodule(Ident, Ident);
[INFO] [stdout]    |            --------- ^^^^^  ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `Submodule` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.81s
[INFO] running `Command { std: "docker" "inspect" "326a6eabec927ce4882adff1a193a6aa54751bfc9b8118e1928c7742a37ff949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "326a6eabec927ce4882adff1a193a6aa54751bfc9b8118e1928c7742a37ff949", kill_on_drop: false }`
[INFO] [stdout] 326a6eabec927ce4882adff1a193a6aa54751bfc9b8118e1928c7742a37ff949