[INFO] fetching crate futures-timer 0.4.0...
[INFO] checking futures-timer-0.4.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate futures-timer 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate futures-timer 0.4.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate futures-timer 0.4.0
[INFO] finished tweaking crates.io crate futures-timer 0.4.0
[INFO] tweaked toml for crates.io crate futures-timer 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ba90e1221833e047eeab6bb91f762f16ab0000def3b1d665ca0f0169e07a480a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ba90e1221833e047eeab6bb91f762f16ab0000def3b1d665ca0f0169e07a480a"`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]     Checking async-datagram v3.0.0
[INFO] [stderr]     Checking async-ready v3.0.0
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-timer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking juliex v0.3.0-alpha.8
[INFO] [stderr]     Checking runtime-raw v0.3.0-alpha.5
[INFO] [stderr]     Checking futures-timer v0.3.0
[INFO] [stderr]     Checking romio v0.3.0-alpha.10
[INFO] [stderr]     Checking runtime-native v0.3.0-alpha.6
[INFO] [stderr]    Compiling runtime-attributes v0.3.0-alpha.6
[INFO] [stderr]     Checking runtime v0.3.0-alpha.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `"docker" "inspect" "ba90e1221833e047eeab6bb91f762f16ab0000def3b1d665ca0f0169e07a480a"`
[INFO] running `"docker" "rm" "-f" "ba90e1221833e047eeab6bb91f762f16ab0000def3b1d665ca0f0169e07a480a"`
[INFO] [stdout] ba90e1221833e047eeab6bb91f762f16ab0000def3b1d665ca0f0169e07a480a