[INFO] fetching crate hypertask_engine 0.2.0...
[INFO] checking hypertask_engine-0.2.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate hypertask_engine 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hypertask_engine 0.2.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hypertask_engine 0.2.0
[INFO] finished tweaking crates.io crate hypertask_engine 0.2.0
[INFO] tweaked toml for crates.io crate hypertask_engine 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6275aac60081db7f4886f8ff2d7289fa6dbf68f32c53e40d82afbbadb1440c34
[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" "6275aac60081db7f4886f8ff2d7289fa6dbf68f32c53e40d82afbbadb1440c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6275aac60081db7f4886f8ff2d7289fa6dbf68f32c53e40d82afbbadb1440c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6275aac60081db7f4886f8ff2d7289fa6dbf68f32c53e40d82afbbadb1440c34", kill_on_drop: false }`
[INFO] [stdout] 6275aac60081db7f4886f8ff2d7289fa6dbf68f32c53e40d82afbbadb1440c34
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] 3e582568c7655ca23df025f52990fdc7b162a157acc2167e32a7dd9e6b2ba9d0
[INFO] running `Command { std: "docker" "start" "-a" "3e582568c7655ca23df025f52990fdc7b162a157acc2167e32a7dd9e6b2ba9d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hypertask_engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.26s
[INFO] running `Command { std: "docker" "inspect" "3e582568c7655ca23df025f52990fdc7b162a157acc2167e32a7dd9e6b2ba9d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e582568c7655ca23df025f52990fdc7b162a157acc2167e32a7dd9e6b2ba9d0", kill_on_drop: false }`
[INFO] [stdout] 3e582568c7655ca23df025f52990fdc7b162a157acc2167e32a7dd9e6b2ba9d0