[INFO] fetching crate x86 0.41.0...
[INFO] checking x86-0.41.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate x86 0.41.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate x86 0.41.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-69/source/rust-toolchain
[INFO] started tweaking crates.io crate x86 0.41.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate x86 0.41.0
[INFO] tweaked toml for crates.io crate x86 0.41.0 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_codegen v0.9.0
[INFO] [stderr]   Downloaded phf_shared v0.9.0
[INFO] [stderr]   Downloaded raw-cpuid v10.2.0
[INFO] [stderr]   Downloaded raw-cpuid v9.1.1
[INFO] [stderr]   Downloaded heapless v0.5.6
[INFO] [stderr]   Downloaded phf_generator v0.9.1
[INFO] [stderr]   Downloaded phf v0.9.0
[INFO] [stderr]   Downloaded x86 v0.37.0
[INFO] [stderr]   Downloaded klogger v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b193a7577a97abd876086f5e4eea2fa2022e114bcbce3eb37b9af3560cc508f8
[INFO] running `Command { std: "docker" "start" "-a" "b193a7577a97abd876086f5e4eea2fa2022e114bcbce3eb37b9af3560cc508f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b193a7577a97abd876086f5e4eea2fa2022e114bcbce3eb37b9af3560cc508f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b193a7577a97abd876086f5e4eea2fa2022e114bcbce3eb37b9af3560cc508f8", kill_on_drop: false }`
[INFO] [stdout] b193a7577a97abd876086f5e4eea2fa2022e114bcbce3eb37b9af3560cc508f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cef3ef399ff7e7caed800e2cd2cf16458e9f0ece978bdb27a909795fbebcb9c
[INFO] running `Command { std: "docker" "start" "-a" "8cef3ef399ff7e7caed800e2cd2cf16458e9f0ece978bdb27a909795fbebcb9c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling x86 v0.37.0
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling x86 v0.41.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking termcodes v0.0.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking raw-cpuid v9.1.1
[INFO] [stderr]     Checking raw-cpuid v10.2.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking klogger v0.0.7
[INFO] [stdout] error[E0463]: can't find crate for `x86test`
[INFO] [stdout]   --> tests/kvm/bin.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern crate x86test;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8cef3ef399ff7e7caed800e2cd2cf16458e9f0ece978bdb27a909795fbebcb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cef3ef399ff7e7caed800e2cd2cf16458e9f0ece978bdb27a909795fbebcb9c", kill_on_drop: false }`
[INFO] [stdout] 8cef3ef399ff7e7caed800e2cd2cf16458e9f0ece978bdb27a909795fbebcb9c