[INFO] fetching crate print-target-feature 0.1.0...
[INFO] testing print-target-feature-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate print-target-feature 0.1.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate print-target-feature 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate print-target-feature 0.1.0
[INFO] finished tweaking crates.io crate print-target-feature 0.1.0
[INFO] tweaked toml for crates.io crate print-target-feature 0.1.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc707f7b41eb978095c06a934c799af138d9c3c9b6567484af25f41f7614be09
[INFO] running `Command { std: "docker" "start" "-a" "fc707f7b41eb978095c06a934c799af138d9c3c9b6567484af25f41f7614be09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc707f7b41eb978095c06a934c799af138d9c3c9b6567484af25f41f7614be09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc707f7b41eb978095c06a934c799af138d9c3c9b6567484af25f41f7614be09", kill_on_drop: false }`
[INFO] [stdout] fc707f7b41eb978095c06a934c799af138d9c3c9b6567484af25f41f7614be09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 399d31bba7097c20bb870cda5e3900d58c2c3a0793a2e58f636a72bcf71be38d
[INFO] running `Command { std: "docker" "start" "-a" "399d31bba7097c20bb870cda5e3900d58c2c3a0793a2e58f636a72bcf71be38d", kill_on_drop: false }`
[INFO] [stderr]    Compiling print-target-feature v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `print-target-feature v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/print-target-feature-0cf139db070a6ebd/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE="fxsr,sse,sse2"
[INFO] running `Command { std: "docker" "inspect" "399d31bba7097c20bb870cda5e3900d58c2c3a0793a2e58f636a72bcf71be38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399d31bba7097c20bb870cda5e3900d58c2c3a0793a2e58f636a72bcf71be38d", kill_on_drop: false }`
[INFO] [stdout] 399d31bba7097c20bb870cda5e3900d58c2c3a0793a2e58f636a72bcf71be38d