[INFO] fetching crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1...
[INFO] testing xorpio-0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1
[INFO] tweaked toml for crates.io crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xorpio 0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syscalls v0.6.18
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e040c710d3e0683076ac70a67a056b63cbb79dc1055188eb664954cfe270e2f
[INFO] running `Command { std: "docker" "start" "-a" "1e040c710d3e0683076ac70a67a056b63cbb79dc1055188eb664954cfe270e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e040c710d3e0683076ac70a67a056b63cbb79dc1055188eb664954cfe270e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e040c710d3e0683076ac70a67a056b63cbb79dc1055188eb664954cfe270e2f", kill_on_drop: false }`
[INFO] [stdout] 1e040c710d3e0683076ac70a67a056b63cbb79dc1055188eb664954cfe270e2f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58fc3e1635a6a29a89f18f2d329ad0186e09f1289a01caf40a5967f317bbfca2
[INFO] running `Command { std: "docker" "start" "-a" "58fc3e1635a6a29a89f18f2d329ad0186e09f1289a01caf40a5967f317bbfca2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syscalls v0.6.18
[INFO] [stderr]    Compiling xorpio v0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "58fc3e1635a6a29a89f18f2d329ad0186e09f1289a01caf40a5967f317bbfca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fc3e1635a6a29a89f18f2d329ad0186e09f1289a01caf40a5967f317bbfca2", kill_on_drop: false }`
[INFO] [stdout] 58fc3e1635a6a29a89f18f2d329ad0186e09f1289a01caf40a5967f317bbfca2
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86317e02fe9648dabc59fbb8439bb2f0a96afefe5bf032dd1e17a08cfaf7980d
[INFO] running `Command { std: "docker" "start" "-a" "86317e02fe9648dabc59fbb8439bb2f0a96afefe5bf032dd1e17a08cfaf7980d", kill_on_drop: false }`
[INFO] [stderr]    Compiling xorpio v0.0.0+1beef237e7bd295d7af89d690d41a3714b97b8a1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xorpio` (example "basic") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "86317e02fe9648dabc59fbb8439bb2f0a96afefe5bf032dd1e17a08cfaf7980d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86317e02fe9648dabc59fbb8439bb2f0a96afefe5bf032dd1e17a08cfaf7980d", kill_on_drop: false }`
[INFO] [stdout] 86317e02fe9648dabc59fbb8439bb2f0a96afefe5bf032dd1e17a08cfaf7980d