[INFO] fetching crate sierra 0.2.1...
[INFO] checking sierra-0.2.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate sierra 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sierra 0.2.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sierra 0.2.1
[INFO] finished tweaking crates.io crate sierra 0.2.1
[INFO] tweaked toml for crates.io crate sierra 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3a30a1ab4fafc6cc9b6d4f8fd3a76bcc41c1dc4f569b2e3279b21f3f4ceab77
[INFO] running `Command { std: "docker" "start" "-a" "f3a30a1ab4fafc6cc9b6d4f8fd3a76bcc41c1dc4f569b2e3279b21f3f4ceab77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3a30a1ab4fafc6cc9b6d4f8fd3a76bcc41c1dc4f569b2e3279b21f3f4ceab77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a30a1ab4fafc6cc9b6d4f8fd3a76bcc41c1dc4f569b2e3279b21f3f4ceab77", kill_on_drop: false }`
[INFO] [stdout] f3a30a1ab4fafc6cc9b6d4f8fd3a76bcc41c1dc4f569b2e3279b21f3f4ceab77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb9154cacac4f54328a83049d2ff65dee59dbfcdd02e08f91ef6f75c61a92269
[INFO] running `Command { std: "docker" "start" "-a" "bb9154cacac4f54328a83049d2ff65dee59dbfcdd02e08f91ef6f75c61a92269", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bumpalo v3.7.0
[INFO] [stderr]     Checking layered-bitset v0.1.3
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking pp-rs v0.2.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking erupt v0.18.0+174
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling sierra-proc v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking naga v0.5.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking gpu-alloc v0.4.7
[INFO] [stderr]     Checking gpu-descriptor v0.2.1
[INFO] [stderr]     Checking gpu-alloc-erupt v0.4.0
[INFO] [stderr]     Checking gpu-descriptor-erupt v0.1.1
[INFO] [stderr]     Checking sierra v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.98s
[INFO] running `Command { std: "docker" "inspect" "bb9154cacac4f54328a83049d2ff65dee59dbfcdd02e08f91ef6f75c61a92269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9154cacac4f54328a83049d2ff65dee59dbfcdd02e08f91ef6f75c61a92269", kill_on_drop: false }`
[INFO] [stdout] bb9154cacac4f54328a83049d2ff65dee59dbfcdd02e08f91ef6f75c61a92269