[INFO] fetching crate origin 0.3.0...
[INFO] testing origin-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate origin 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate origin 0.3.0 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 origin 0.3.0
[INFO] finished tweaking crates.io crate origin 0.3.0
[INFO] tweaked toml for crates.io crate origin 0.3.0 written to /workspace/builds/worker-4/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b90a056734c16d358cb69543a80f1133837bd4d3a7fd76d4eef8af64eacfc3b8
[INFO] running `Command { std: "docker" "start" "-a" "b90a056734c16d358cb69543a80f1133837bd4d3a7fd76d4eef8af64eacfc3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b90a056734c16d358cb69543a80f1133837bd4d3a7fd76d4eef8af64eacfc3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90a056734c16d358cb69543a80f1133837bd4d3a7fd76d4eef8af64eacfc3b8", kill_on_drop: false }`
[INFO] [stdout] b90a056734c16d358cb69543a80f1133837bd4d3a7fd76d4eef8af64eacfc3b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7dc0adce1fc7eb7d4a9a584fc8dd7ae0514106af56e8c29340e065a0e956db63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7dc0adce1fc7eb7d4a9a584fc8dd7ae0514106af56e8c29340e065a0e956db63", kill_on_drop: false }`
[INFO] [stderr] Compiling libc v0.2.107
[INFO] [stderr] Compiling io-lifetimes v0.4.3
[INFO] [stderr] Compiling rustix v0.27.1
[INFO] [stderr] Compiling dlmalloc v0.2.3
[INFO] [stderr] Compiling log v0.4.14
[INFO] [stderr] Compiling linux-raw-sys v0.0.36
[INFO] [stderr] Compiling memoffset v0.6.4
[INFO] [stderr] Compiling origin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout] --> src/program.rs:307:27
[INFO] [stdout] |
[INFO] [stdout] 278 | pub unsafe fn fork() -> rustix::io::Result