[INFO] fetching crate librashader-runtime-mtl 0.8.1...
[INFO] testing librashader-runtime-mtl-0.8.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate librashader-runtime-mtl 0.8.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate librashader-runtime-mtl 0.8.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate librashader-runtime-mtl 0.8.1
[INFO] tweaked toml for crates.io crate librashader-runtime-mtl 0.8.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate librashader-runtime-mtl 0.8.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate librashader-runtime-mtl 0.8.1 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spirv-cross2-derive v0.1.0
[INFO] [stderr]   Downloaded vec_extract_if_polyfill v0.1.0
[INFO] [stderr]   Downloaded spirv-cross2 v0.4.6
[INFO] [stderr]   Downloaded array-concat v0.5.5
[INFO] [stderr]   Downloaded glslang v0.6.2
[INFO] [stderr]   Downloaded librashader-preprocess v0.8.1
[INFO] [stderr]   Downloaded librashader-common v0.8.1
[INFO] [stderr]   Downloaded librashader-pack v0.8.1
[INFO] [stderr]   Downloaded librashader-runtime v0.8.1
[INFO] [stderr]   Downloaded objc2-model-io v0.3.1
[INFO] [stderr]   Downloaded librashader-reflect v0.8.1
[INFO] [stderr]   Downloaded objc2-core-video v0.3.1
[INFO] [stderr]   Downloaded objc2-metal v0.3.1
[INFO] [stderr]   Downloaded librashader-presets v0.8.1
[INFO] [stderr]   Downloaded rspirv v0.12.0+sdk-1.3.268.0
[INFO] [stderr]   Downloaded objc2-metal-kit v0.3.1
[INFO] [stderr]   Downloaded petgraph v0.8.1
[INFO] [stderr]   Downloaded spirv-cross-sys v0.4.3+e670b39
[INFO] [stderr]   Downloaded glslang-sys v0.7.0+1062752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14d05fcd07deff4260e3790fbd8d52722340cf8428e224a5435b90d0f09a7240
[INFO] running `Command { std: "docker" "start" "-a" "14d05fcd07deff4260e3790fbd8d52722340cf8428e224a5435b90d0f09a7240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14d05fcd07deff4260e3790fbd8d52722340cf8428e224a5435b90d0f09a7240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d05fcd07deff4260e3790fbd8d52722340cf8428e224a5435b90d0f09a7240", kill_on_drop: false }`
[INFO] [stdout] 14d05fcd07deff4260e3790fbd8d52722340cf8428e224a5435b90d0f09a7240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc85100c6ebef42baf0028aa69468e141a19ed1d90be71f7c549d9766b72f85
[INFO] running `Command { std: "docker" "start" "-a" "9cc85100c6ebef42baf0028aa69468e141a19ed1d90be71f7c549d9766b72f85", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `codespan-reporting v0.12.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `codespan-reporting v0.12.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/codespan-reporting-0.12.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "9cc85100c6ebef42baf0028aa69468e141a19ed1d90be71f7c549d9766b72f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc85100c6ebef42baf0028aa69468e141a19ed1d90be71f7c549d9766b72f85", kill_on_drop: false }`
[INFO] [stdout] 9cc85100c6ebef42baf0028aa69468e141a19ed1d90be71f7c549d9766b72f85