[INFO] fetching crate const_format 0.2.11...
[INFO] testing const_format-0.2.11 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate const_format 0.2.11 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate const_format 0.2.11 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const_format 0.2.11
[INFO] finished tweaking crates.io crate const_format 0.2.11
[INFO] tweaked toml for crates.io crate const_format 0.2.11 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 64c0a85a757cd12552f6d7fc1be8763c834a30ee235e6a8a8d70e47716bfc80a
[INFO] running `Command { std: "docker" "start" "-a" "64c0a85a757cd12552f6d7fc1be8763c834a30ee235e6a8a8d70e47716bfc80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64c0a85a757cd12552f6d7fc1be8763c834a30ee235e6a8a8d70e47716bfc80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c0a85a757cd12552f6d7fc1be8763c834a30ee235e6a8a8d70e47716bfc80a", kill_on_drop: false }`
[INFO] [stdout] 64c0a85a757cd12552f6d7fc1be8763c834a30ee235e6a8a8d70e47716bfc80a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6afbbd33f0f9ffff5db47de58bbc62c2ec782ed51cce734fd5f012aeb05dfa3b
[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" "6afbbd33f0f9ffff5db47de58bbc62c2ec782ed51cce734fd5f012aeb05dfa3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.8
[INFO] [stderr]    Compiling const_format v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "6afbbd33f0f9ffff5db47de58bbc62c2ec782ed51cce734fd5f012aeb05dfa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6afbbd33f0f9ffff5db47de58bbc62c2ec782ed51cce734fd5f012aeb05dfa3b", kill_on_drop: false }`
[INFO] [stdout] 6afbbd33f0f9ffff5db47de58bbc62c2ec782ed51cce734fd5f012aeb05dfa3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d25a040be18d57625e2f7e574625600874fd5a117234b39a3180613bf3dbf79
[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" "4d25a040be18d57625e2f7e574625600874fd5a117234b39a3180613bf3dbf79", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling const_format v0.2.11 (/opt/rustwide/workdir)
[INFO] [stdout] error: tests must be run with the "testing" feature
[INFO] [stdout]    --> src/lib.rs:448:1
[INFO] [stdout]     |
[INFO] [stdout] 448 | compile_error! { "tests must be run with the \"testing\" feature" }
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_format`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4d25a040be18d57625e2f7e574625600874fd5a117234b39a3180613bf3dbf79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d25a040be18d57625e2f7e574625600874fd5a117234b39a3180613bf3dbf79", kill_on_drop: false }`
[INFO] [stdout] 4d25a040be18d57625e2f7e574625600874fd5a117234b39a3180613bf3dbf79