[INFO] fetching crate heatseeker 1.7.1...
[INFO] checking heatseeker-1.7.1 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate heatseeker 1.7.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate heatseeker 1.7.1 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heatseeker 1.7.1
[INFO] finished tweaking crates.io crate heatseeker 1.7.1
[INFO] tweaked toml for crates.io crate heatseeker 1.7.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate heatseeker 1.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.1.11
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adb82b3b096f9d6eba1fdad5ddc998695badeb1327ee5ff4d54002bb6e0a27a2
[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" "adb82b3b096f9d6eba1fdad5ddc998695badeb1327ee5ff4d54002bb6e0a27a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb82b3b096f9d6eba1fdad5ddc998695badeb1327ee5ff4d54002bb6e0a27a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb82b3b096f9d6eba1fdad5ddc998695badeb1327ee5ff4d54002bb6e0a27a2", kill_on_drop: false }`
[INFO] [stdout] adb82b3b096f9d6eba1fdad5ddc998695badeb1327ee5ff4d54002bb6e0a27a2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28ffc4771d0676286b8da797ba91d2c6b6800c549318ad767bf5e517ea713788
[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" "28ffc4771d0676286b8da797ba91d2c6b6800c549318ad767bf5e517ea713788", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking signal-hook v0.1.11
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling heatseeker v1.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.46s
[INFO] running `Command { std: "docker" "inspect" "28ffc4771d0676286b8da797ba91d2c6b6800c549318ad767bf5e517ea713788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ffc4771d0676286b8da797ba91d2c6b6800c549318ad767bf5e517ea713788", kill_on_drop: false }`
[INFO] [stdout] 28ffc4771d0676286b8da797ba91d2c6b6800c549318ad767bf5e517ea713788