[INFO] fetching crate indexed_bitvec_core 4.0.0...
[INFO] testing indexed_bitvec_core-4.0.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate indexed_bitvec_core 4.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate indexed_bitvec_core 4.0.0
[INFO] finished tweaking crates.io crate indexed_bitvec_core 4.0.0
[INFO] tweaked toml for crates.io crate indexed_bitvec_core 4.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate indexed_bitvec_core 4.0.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding proptest v0.8.7 (available: v1.7.0)
[INFO] [stderr]       Adding quickcheck v0.8.5 (available: v1.0.3)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty-fork v0.2.2
[INFO] [stderr]   Downloaded proptest v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb32538029947f23b1ef5b9e5d68412646e206c1a3183058f08512559a0ab438
[INFO] running `Command { std: "docker" "start" "-a" "fb32538029947f23b1ef5b9e5d68412646e206c1a3183058f08512559a0ab438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb32538029947f23b1ef5b9e5d68412646e206c1a3183058f08512559a0ab438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb32538029947f23b1ef5b9e5d68412646e206c1a3183058f08512559a0ab438", kill_on_drop: false }`
[INFO] [stdout] fb32538029947f23b1ef5b9e5d68412646e206c1a3183058f08512559a0ab438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cc595d1c00da7c4d81be6f2dd00792fb19d5cfa095ae5471fb230059d849fce
[INFO] running `Command { std: "docker" "start" "-a" "6cc595d1c00da7c4d81be6f2dd00792fb19d5cfa095ae5471fb230059d849fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexed_bitvec_core v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `count` is never used
[INFO] [stdout]   --> src/ones_or_zeros.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub trait OnesOrZeros: private::Sealed {
[INFO] [stdout]    |           ----------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn count(of_bits: u64) -> u32;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "6cc595d1c00da7c4d81be6f2dd00792fb19d5cfa095ae5471fb230059d849fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc595d1c00da7c4d81be6f2dd00792fb19d5cfa095ae5471fb230059d849fce", kill_on_drop: false }`
[INFO] [stdout] 6cc595d1c00da7c4d81be6f2dd00792fb19d5cfa095ae5471fb230059d849fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbf719fcc1bc38372f068f899ea6fb898ee699b8d56137aca80cd96dbb7e75c6
[INFO] running `Command { std: "docker" "start" "-a" "bbf719fcc1bc38372f068f899ea6fb898ee699b8d56137aca80cd96dbb7e75c6", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `once_cell v1.21.3`
[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 `once_cell v1.21.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/once_cell-1.21.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "bbf719fcc1bc38372f068f899ea6fb898ee699b8d56137aca80cd96dbb7e75c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf719fcc1bc38372f068f899ea6fb898ee699b8d56137aca80cd96dbb7e75c6", kill_on_drop: false }`
[INFO] [stdout] bbf719fcc1bc38372f068f899ea6fb898ee699b8d56137aca80cd96dbb7e75c6