[INFO] cloning repository https://github.com/zakarumych/naga-issue-1738
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zakarumych/naga-issue-1738" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzakarumych%2Fnaga-issue-1738", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzakarumych%2Fnaga-issue-1738'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb124b827f883fafec05a15211171e80449e1dc0
[INFO] testing zakarumych/naga-issue-1738 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzakarumych%2Fnaga-issue-1738" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zakarumych/naga-issue-1738 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zakarumych/naga-issue-1738
[INFO] finished tweaking git repo https://github.com/zakarumych/naga-issue-1738
[INFO] tweaked toml for git repo https://github.com/zakarumych/naga-issue-1738 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/zakarumych/naga-issue-1738 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f5f523baf5529a66d96b8e498f1922e23a58be3282f201285ea5bdb98420dff
[INFO] running `Command { std: "docker" "start" "-a" "7f5f523baf5529a66d96b8e498f1922e23a58be3282f201285ea5bdb98420dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f5f523baf5529a66d96b8e498f1922e23a58be3282f201285ea5bdb98420dff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5f523baf5529a66d96b8e498f1922e23a58be3282f201285ea5bdb98420dff", kill_on_drop: false }`
[INFO] [stdout] 7f5f523baf5529a66d96b8e498f1922e23a58be3282f201285ea5bdb98420dff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95055ab4ec9bc3435fa4742f515c83b22ed1408a431afeab65427a81e9ab8ff1
[INFO] running `Command { std: "docker" "start" "-a" "95055ab4ec9bc3435fa4742f515c83b22ed1408a431afeab65427a81e9ab8ff1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling naga v0.8.5
[INFO] [stderr]    Compiling naga-unreachable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `spv`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let spv =
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_spv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95055ab4ec9bc3435fa4742f515c83b22ed1408a431afeab65427a81e9ab8ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95055ab4ec9bc3435fa4742f515c83b22ed1408a431afeab65427a81e9ab8ff1", kill_on_drop: false }`
[INFO] [stdout] 95055ab4ec9bc3435fa4742f515c83b22ed1408a431afeab65427a81e9ab8ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb84650b6e4e826c772eb910cf688021a795fb277b7a47a600ef1e96f2061cae
[INFO] running `Command { std: "docker" "start" "-a" "cb84650b6e4e826c772eb910cf688021a795fb277b7a47a600ef1e96f2061cae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling naga-unreachable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `spv`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let spv =
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_spv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.40s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/naga_unreachable-46b98e3888882b21)
[INFO] running `Command { std: "docker" "inspect" "cb84650b6e4e826c772eb910cf688021a795fb277b7a47a600ef1e96f2061cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb84650b6e4e826c772eb910cf688021a795fb277b7a47a600ef1e96f2061cae", kill_on_drop: false }`
[INFO] [stdout] cb84650b6e4e826c772eb910cf688021a795fb277b7a47a600ef1e96f2061cae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1558dbbe33f144d8c35d20c9c7121cc3857bf0553d072ec231692123f28bac3f
[INFO] running `Command { std: "docker" "start" "-a" "1558dbbe33f144d8c35d20c9c7121cc3857bf0553d072ec231692123f28bac3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `spv`
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let spv =
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_spv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `naga-unreachable` (bin "naga-unreachable" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/naga_unreachable-46b98e3888882b21)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1558dbbe33f144d8c35d20c9c7121cc3857bf0553d072ec231692123f28bac3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1558dbbe33f144d8c35d20c9c7121cc3857bf0553d072ec231692123f28bac3f", kill_on_drop: false }`
[INFO] [stdout] 1558dbbe33f144d8c35d20c9c7121cc3857bf0553d072ec231692123f28bac3f