[INFO] fetching crate naga 0.5.0...
[INFO] testing naga-0.5.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate naga 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate naga 0.5.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate naga 0.5.0
[INFO] finished tweaking crates.io crate naga 0.5.0
[INFO] tweaked toml for crates.io crate naga 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 446118a03d8dcd92138b31c8e20d3ac0872ebf8767aa2af225078e49d3624b01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "446118a03d8dcd92138b31c8e20d3ac0872ebf8767aa2af225078e49d3624b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446118a03d8dcd92138b31c8e20d3ac0872ebf8767aa2af225078e49d3624b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446118a03d8dcd92138b31c8e20d3ac0872ebf8767aa2af225078e49d3624b01", kill_on_drop: false }`
[INFO] [stdout] 446118a03d8dcd92138b31c8e20d3ac0872ebf8767aa2af225078e49d3624b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e39cad9d4ed3d806ba16c403432d13649e55ac78827247f1b91d9a51d92259a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8e39cad9d4ed3d806ba16c403432d13649e55ac78827247f1b91d9a51d92259a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling naga v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `must_use`
[INFO] [stdout]   --> src/valid/mod.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `must_use` will be ignored, since it's applied to the macro invocation `bitflags::bitflags`
[INFO] [stdout]   --> src/valid/mod.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | bitflags::bitflags! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.07s
[INFO] running `Command { std: "docker" "inspect" "8e39cad9d4ed3d806ba16c403432d13649e55ac78827247f1b91d9a51d92259a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e39cad9d4ed3d806ba16c403432d13649e55ac78827247f1b91d9a51d92259a", kill_on_drop: false }`
[INFO] [stdout] 8e39cad9d4ed3d806ba16c403432d13649e55ac78827247f1b91d9a51d92259a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6b9c751e11b5bd497305c6c6500df3fd17d3055fe58119f661df8ade0ad033a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c6b9c751e11b5bd497305c6c6500df3fd17d3055fe58119f661df8ade0ad033a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stdout] warning: unused attribute `must_use`
[INFO] [stdout]   --> src/valid/mod.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `must_use` will be ignored, since it's applied to the macro invocation `bitflags::bitflags`
[INFO] [stdout]   --> src/valid/mod.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | bitflags::bitflags! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling spirv_headers v1.5.0
[INFO] [stderr]    Compiling ron v0.6.4
[INFO] [stderr]    Compiling rspirv v0.7.0
[INFO] [stderr]    Compiling naga v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `must_use`
[INFO] [stdout]   --> src/valid/mod.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[must_use]
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `must_use` will be ignored, since it's applied to the macro invocation `bitflags::bitflags`
[INFO] [stdout]   --> src/valid/mod.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | bitflags::bitflags! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 38.45s
[INFO] running `Command { std: "docker" "inspect" "c6b9c751e11b5bd497305c6c6500df3fd17d3055fe58119f661df8ade0ad033a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b9c751e11b5bd497305c6c6500df3fd17d3055fe58119f661df8ade0ad033a", kill_on_drop: false }`
[INFO] [stdout] c6b9c751e11b5bd497305c6c6500df3fd17d3055fe58119f661df8ade0ad033a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c54784df35dbdded687eb08bb793540ad6a2451ff5c8a304e2f952abe43bb3e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c54784df35dbdded687eb08bb793540ad6a2451ff5c8a304e2f952abe43bb3e8", kill_on_drop: false }`
[INFO] [stderr] warning: unused attribute `must_use`
[INFO] [stderr]   --> src/valid/mod.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[must_use]
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] note: the built-in attribute `must_use` will be ignored, since it's applied to the macro invocation `bitflags::bitflags`
[INFO] [stderr]   --> src/valid/mod.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | bitflags::bitflags! {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `naga` (lib) generated 1 warning
[INFO] [stderr] warning: `naga` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/naga-b3e60d1d6da45330)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test arena::tests::append_non_unique ... ok
[INFO] [stdout] test arena::tests::append_unique ... ok
[INFO] [stdout] test arena::tests::fetch_or_append_non_unique ... ok
[INFO] [stdout] test arena::tests::fetch_or_append_unique ... ok
[INFO] [stdout] test proc::typifier::test_error_size ... ok
[INFO] [stdout] test valid::analyzer::uniform_control_flow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests naga
[INFO] [stderr] warning: unused attribute `must_use`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/valid/mod.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[must_use]
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] note: the built-in attribute `must_use` will be ignored, since it's applied to the macro invocation `bitflags::bitflags`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/valid/mod.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | bitflags::bitflags! {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "c54784df35dbdded687eb08bb793540ad6a2451ff5c8a304e2f952abe43bb3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54784df35dbdded687eb08bb793540ad6a2451ff5c8a304e2f952abe43bb3e8", kill_on_drop: false }`
[INFO] [stdout] c54784df35dbdded687eb08bb793540ad6a2451ff5c8a304e2f952abe43bb3e8