[INFO] fetching crate rowan 0.12.6...
[INFO] checking rowan-0.12.6 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate rowan 0.12.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rowan 0.12.6 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rowan 0.12.6
[INFO] finished tweaking crates.io crate rowan 0.12.6
[INFO] tweaked toml for crates.io crate rowan 0.12.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rowan 0.12.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded countme v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 3cda35c32fe41159847bc8dfbda50063effc51e8deec704a5c554ba3a936ffdd
[INFO] running `Command { std: "docker" "start" "-a" "3cda35c32fe41159847bc8dfbda50063effc51e8deec704a5c554ba3a936ffdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cda35c32fe41159847bc8dfbda50063effc51e8deec704a5c554ba3a936ffdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cda35c32fe41159847bc8dfbda50063effc51e8deec704a5c554ba3a936ffdd", kill_on_drop: false }`
[INFO] [stdout] 3cda35c32fe41159847bc8dfbda50063effc51e8deec704a5c554ba3a936ffdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646bbb685efb240e0efb5dce1600a0baaf988437a10b3bbe883c4418bbaa2332
[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" "646bbb685efb240e0efb5dce1600a0baaf988437a10b3bbe883c4418bbaa2332", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking rowan v0.12.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking m_lexer v0.0.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "646bbb685efb240e0efb5dce1600a0baaf988437a10b3bbe883c4418bbaa2332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646bbb685efb240e0efb5dce1600a0baaf988437a10b3bbe883c4418bbaa2332", kill_on_drop: false }`
[INFO] [stdout] 646bbb685efb240e0efb5dce1600a0baaf988437a10b3bbe883c4418bbaa2332