[INFO] fetching crate qcow 1.2.0...
[INFO] testing qcow-1.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_1
[INFO] extracting crate qcow 1.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate qcow 1.2.0
[INFO] finished tweaking crates.io crate qcow 1.2.0
[INFO] tweaked toml for crates.io crate qcow 1.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qcow 1.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding modular-bitfield v0.11.2 (available: v0.12.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] [stderr]       Adding zstd v0.9.2+zstd.1.5.1 (available: v0.13.3)
[INFO] [stderr]       Adding zstd-safe v4.1.3+zstd.1.5.1 (available: v4.1.6+zstd.1.5.2)
[INFO] [stderr]       Adding zstd-sys v1.6.2+zstd.1.5.1 (available: v1.6.3+zstd.1.5.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f1307980c60d7ace403116fb302c662a03b6b3d8a4f071136e022c2db3bd46d
[INFO] running `Command { std: "docker" "start" "-a" "9f1307980c60d7ace403116fb302c662a03b6b3d8a4f071136e022c2db3bd46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f1307980c60d7ace403116fb302c662a03b6b3d8a4f071136e022c2db3bd46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1307980c60d7ace403116fb302c662a03b6b3d8a4f071136e022c2db3bd46d", kill_on_drop: false }`
[INFO] [stdout] 9f1307980c60d7ace403116fb302c662a03b6b3d8a4f071136e022c2db3bd46d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f1fee188cba6e6953836bbd8bd2948ca52bb9307c46b1115f8ecf594a847cbcc
[INFO] running `Command { std: "docker" "start" "-a" "f1fee188cba6e6953836bbd8bd2948ca52bb9307c46b1115f8ecf594a847cbcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v4.1.3+zstd.1.5.1
[INFO] [stderr]    Compiling zstd-sys v1.6.2+zstd.1.5.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]    Compiling qcow v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "f1fee188cba6e6953836bbd8bd2948ca52bb9307c46b1115f8ecf594a847cbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1fee188cba6e6953836bbd8bd2948ca52bb9307c46b1115f8ecf594a847cbcc", kill_on_drop: false }`
[INFO] [stdout] f1fee188cba6e6953836bbd8bd2948ca52bb9307c46b1115f8ecf594a847cbcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] af203cbc1f3530c0824fa33b883765377b92563b686c7b712e45e5aea448cbd4
[INFO] running `Command { std: "docker" "start" "-a" "af203cbc1f3530c0824fa33b883765377b92563b686c7b712e45e5aea448cbd4", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `libc v0.2.175`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `libc v0.2.175`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.175`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "af203cbc1f3530c0824fa33b883765377b92563b686c7b712e45e5aea448cbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af203cbc1f3530c0824fa33b883765377b92563b686c7b712e45e5aea448cbd4", kill_on_drop: false }`
[INFO] [stdout] af203cbc1f3530c0824fa33b883765377b92563b686c7b712e45e5aea448cbd4