[INFO] fetching crate kalc-lib 1.5.1...
[INFO] testing kalc-lib-1.5.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate kalc-lib 1.5.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate kalc-lib 1.5.1
[INFO] finished tweaking crates.io crate kalc-lib 1.5.1
[INFO] tweaked toml for crates.io crate kalc-lib 1.5.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kalc-lib 1.5.1 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] crate crates.io crate kalc-lib 1.5.1 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastnum v0.2.9
[INFO] [stderr]   Downloaded rug v1.27.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 05de7c0a8b8ee69c6293b0671c9107a1ab54b07be4d0dd5c6a40193696c310b8
[INFO] running `Command { std: "docker" "start" "-a" "05de7c0a8b8ee69c6293b0671c9107a1ab54b07be4d0dd5c6a40193696c310b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05de7c0a8b8ee69c6293b0671c9107a1ab54b07be4d0dd5c6a40193696c310b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05de7c0a8b8ee69c6293b0671c9107a1ab54b07be4d0dd5c6a40193696c310b8", kill_on_drop: false }`
[INFO] [stdout] 05de7c0a8b8ee69c6293b0671c9107a1ab54b07be4d0dd5c6a40193696c310b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e2a032e83b51abc29c4a2a57b63d8619aea9c3ac1ad033623c14108da7f2fa17
[INFO] running `Command { std: "docker" "start" "-a" "e2a032e83b51abc29c4a2a57b63d8619aea9c3ac1ad033623c14108da7f2fa17", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling fastnum v0.2.9
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling bnum v0.12.1
[INFO] [stderr]    Compiling kalc-lib v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 4m 55s
[INFO] running `Command { std: "docker" "inspect" "e2a032e83b51abc29c4a2a57b63d8619aea9c3ac1ad033623c14108da7f2fa17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a032e83b51abc29c4a2a57b63d8619aea9c3ac1ad033623c14108da7f2fa17", kill_on_drop: false }`
[INFO] [stdout] e2a032e83b51abc29c4a2a57b63d8619aea9c3ac1ad033623c14108da7f2fa17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a442e959c34e7bc99819050d82975957ab99e6bf72bd2b3c84ade6760674aab1
[INFO] running `Command { std: "docker" "start" "-a" "a442e959c34e7bc99819050d82975957ab99e6bf72bd2b3c84ade6760674aab1", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `crossbeam-utils v0.8.21`
[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 `crossbeam-utils v0.8.21`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-utils-0.8.21`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "a442e959c34e7bc99819050d82975957ab99e6bf72bd2b3c84ade6760674aab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a442e959c34e7bc99819050d82975957ab99e6bf72bd2b3c84ade6760674aab1", kill_on_drop: false }`
[INFO] [stdout] a442e959c34e7bc99819050d82975957ab99e6bf72bd2b3c84ade6760674aab1