[INFO] cloning repository https://github.com/brend/phobos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brend/phobos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrend%2Fphobos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrend%2Fphobos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb7e47cae2ee8519ee58184c84c8569937382c0a
[INFO] checking brend/phobos against master#040e2f8b9ff2d76fbe2146d6003e297ed4532088 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrend%2Fphobos" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/brend/phobos
[INFO] finished tweaking git repo https://github.com/brend/phobos
[INFO] tweaked toml for git repo https://github.com/brend/phobos written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/brend/phobos on toolchain 040e2f8b9ff2d76fbe2146d6003e297ed4532088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/brend/phobos 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" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lalrpop-util v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df1bf0f5529ce65a21d3deb28576aa1eadd8ed5c982f840229eb4f01a08c3e22
[INFO] running `Command { std: "docker" "start" "-a" "df1bf0f5529ce65a21d3deb28576aa1eadd8ed5c982f840229eb4f01a08c3e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df1bf0f5529ce65a21d3deb28576aa1eadd8ed5c982f840229eb4f01a08c3e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1bf0f5529ce65a21d3deb28576aa1eadd8ed5c982f840229eb4f01a08c3e22", kill_on_drop: false }`
[INFO] [stdout] df1bf0f5529ce65a21d3deb28576aa1eadd8ed5c982f840229eb4f01a08c3e22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ece9ce05d36c02170bf3d89c9a3d3fa00e977222e6749d69d1f63576f0cc6b3
[INFO] running `Command { std: "docker" "start" "-a" "8ece9ce05d36c02170bf3d89c9a3d3fa00e977222e6749d69d1f63576f0cc6b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling term v1.0.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]     Checking lalrpop-util v0.21.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling lalrpop-util v0.22.2
[INFO] [stderr]    Compiling lalrpop v0.22.2
[INFO] [stderr]    Compiling phobos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/codegen.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |         TopLevelDecl::RecordDecl(name, fields) => {}
[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: `fields`
[INFO] [stdout]   --> src/codegen.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 |         TopLevelDecl::RecordDecl(name, fields) => {}
[INFO] [stdout]    |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fields`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/codegen.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 |         TopLevelDecl::RecordDecl(name, fields) => {}
[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: `fields`
[INFO] [stdout]   --> src/codegen.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 |         TopLevelDecl::RecordDecl(name, fields) => {}
[INFO] [stdout]    |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fields`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.63s
[INFO] running `Command { std: "docker" "inspect" "8ece9ce05d36c02170bf3d89c9a3d3fa00e977222e6749d69d1f63576f0cc6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ece9ce05d36c02170bf3d89c9a3d3fa00e977222e6749d69d1f63576f0cc6b3", kill_on_drop: false }`
[INFO] [stdout] 8ece9ce05d36c02170bf3d89c9a3d3fa00e977222e6749d69d1f63576f0cc6b3