[INFO] fetching crate col_macros 0.2.2...
[INFO] checking col_macros-0.2.2 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate col_macros 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate col_macros 0.2.2 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate col_macros 0.2.2
[INFO] finished tweaking crates.io crate col_macros 0.2.2
[INFO] tweaked toml for crates.io crate col_macros 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compile_ops v0.1.3
[INFO] [stderr]   Downloaded fixed_len_str v0.2.9
[INFO] [stderr]   Downloaded fast_new_type v0.1.7
[INFO] [stderr]   Downloaded high_mem_utils v0.2.7
[INFO] [stderr]   Downloaded macro_helper v0.1.6
[INFO] [stderr]   Downloaded syn_str v0.1.58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] ebb2eb6a26a9d400165cacc69af0ab1733ba188ac2a98dd3886a2b0fb24413bd
[INFO] running `Command { std: "docker" "start" "-a" "ebb2eb6a26a9d400165cacc69af0ab1733ba188ac2a98dd3886a2b0fb24413bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebb2eb6a26a9d400165cacc69af0ab1733ba188ac2a98dd3886a2b0fb24413bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb2eb6a26a9d400165cacc69af0ab1733ba188ac2a98dd3886a2b0fb24413bd", kill_on_drop: false }`
[INFO] [stdout] ebb2eb6a26a9d400165cacc69af0ab1733ba188ac2a98dd3886a2b0fb24413bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 24a0dbee5a1fefab11fe12c523cb95ae1db7db18f37e9d79bb45920a5f82bbf0
[INFO] running `Command { std: "docker" "start" "-a" "24a0dbee5a1fefab11fe12c523cb95ae1db7db18f37e9d79bb45920a5f82bbf0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fixed_len_str v0.2.9
[INFO] [stderr]    Compiling compile_ops v0.1.3
[INFO] [stderr]    Compiling macro_helper v0.1.6
[INFO] [stderr]    Compiling syn_str v0.1.58
[INFO] [stderr]    Compiling fast_new_type v0.1.7
[INFO] [stderr]     Checking high_mem_utils v0.2.7
[INFO] [stderr]     Checking col_macros v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.75s
[INFO] running `Command { std: "docker" "inspect" "24a0dbee5a1fefab11fe12c523cb95ae1db7db18f37e9d79bb45920a5f82bbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a0dbee5a1fefab11fe12c523cb95ae1db7db18f37e9d79bb45920a5f82bbf0", kill_on_drop: false }`
[INFO] [stdout] 24a0dbee5a1fefab11fe12c523cb95ae1db7db18f37e9d79bb45920a5f82bbf0