[INFO] fetching crate macro_railroad 0.1.3...
[INFO] checking macro_railroad-0.1.3 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate macro_railroad 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate macro_railroad 0.1.3 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate macro_railroad 0.1.3
[INFO] finished tweaking crates.io crate macro_railroad 0.1.3
[INFO] tweaked toml for crates.io crate macro_railroad 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate macro_railroad 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba2e613fba3739c6b92fb541f1abc0412a58dd690b9090c661760aba0da37a6d
[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" "ba2e613fba3739c6b92fb541f1abc0412a58dd690b9090c661760aba0da37a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba2e613fba3739c6b92fb541f1abc0412a58dd690b9090c661760aba0da37a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2e613fba3739c6b92fb541f1abc0412a58dd690b9090c661760aba0da37a6d", kill_on_drop: false }`
[INFO] [stdout] ba2e613fba3739c6b92fb541f1abc0412a58dd690b9090c661760aba0da37a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d6a5a00b27e939bfade688425039abce44d4ff7238c0bacd563acc9b89bf999
[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" "7d6a5a00b27e939bfade688425039abce44d4ff7238c0bacd563acc9b89bf999", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking libc v0.2.76
[INFO] [stderr]     Checking railroad v0.1.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking railroad_verification v0.1.0
[INFO] [stderr]     Checking macro_railroad v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.59s
[INFO] running `Command { std: "docker" "inspect" "7d6a5a00b27e939bfade688425039abce44d4ff7238c0bacd563acc9b89bf999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6a5a00b27e939bfade688425039abce44d4ff7238c0bacd563acc9b89bf999", kill_on_drop: false }`
[INFO] [stdout] 7d6a5a00b27e939bfade688425039abce44d4ff7238c0bacd563acc9b89bf999