[INFO] fetching crate print-target-feature 0.1.0...
[INFO] testing print-target-feature-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate print-target-feature 0.1.0 into /workspace/builds/worker-6-tc1/source
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate print-target-feature 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20c010893b9ec15743b4e42e98e9dcf057aed557cabf42129cdd5524f85c79ec
[INFO] running `Command { std: "docker" "start" "-a" "20c010893b9ec15743b4e42e98e9dcf057aed557cabf42129cdd5524f85c79ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20c010893b9ec15743b4e42e98e9dcf057aed557cabf42129cdd5524f85c79ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c010893b9ec15743b4e42e98e9dcf057aed557cabf42129cdd5524f85c79ec", kill_on_drop: false }`
[INFO] [stdout] 20c010893b9ec15743b4e42e98e9dcf057aed557cabf42129cdd5524f85c79ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fbf090e54d5e424f3e8961ef00a1053459e861c4ec2cd99e115b8d0b842c547
[INFO] running `Command { std: "docker" "start" "-a" "6fbf090e54d5e424f3e8961ef00a1053459e861c4ec2cd99e115b8d0b842c547", 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] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/print-target-feature-0bbb49108971db7a/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE="fxsr,sse,sse2,x87"
[INFO] running `Command { std: "docker" "inspect" "6fbf090e54d5e424f3e8961ef00a1053459e861c4ec2cd99e115b8d0b842c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fbf090e54d5e424f3e8961ef00a1053459e861c4ec2cd99e115b8d0b842c547", kill_on_drop: false }`
[INFO] [stdout] 6fbf090e54d5e424f3e8961ef00a1053459e861c4ec2cd99e115b8d0b842c547