[INFO] fetching crate macro_railroad 0.1.3...
[INFO] checking macro_railroad-0.1.3 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate macro_railroad 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate macro_railroad 0.1.3 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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-3/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" "+3e826bb11228508fbe749e594038d6727208aa94" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f26c0d37bfcfa2563237221f2813aaa2bdb788d82b4b69d6119afdb770f0ea67
[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" "f26c0d37bfcfa2563237221f2813aaa2bdb788d82b4b69d6119afdb770f0ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f26c0d37bfcfa2563237221f2813aaa2bdb788d82b4b69d6119afdb770f0ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26c0d37bfcfa2563237221f2813aaa2bdb788d82b4b69d6119afdb770f0ea67", kill_on_drop: false }`
[INFO] [stdout] f26c0d37bfcfa2563237221f2813aaa2bdb788d82b4b69d6119afdb770f0ea67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9c7fa6960dbb02a6dd16d0cd4795e0483417ee53a7acc43cbf6a310e4c7a11
[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" "3c9c7fa6960dbb02a6dd16d0cd4795e0483417ee53a7acc43cbf6a310e4c7a11", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking railroad v0.1.1
[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 7.15s
[INFO] running `Command { std: "docker" "inspect" "3c9c7fa6960dbb02a6dd16d0cd4795e0483417ee53a7acc43cbf6a310e4c7a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9c7fa6960dbb02a6dd16d0cd4795e0483417ee53a7acc43cbf6a310e4c7a11", kill_on_drop: false }`
[INFO] [stdout] 3c9c7fa6960dbb02a6dd16d0cd4795e0483417ee53a7acc43cbf6a310e4c7a11