[INFO] fetching crate futures-ticker 0.0.1...
[INFO] checking futures-ticker-0.0.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate futures-ticker 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate futures-ticker 0.0.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-ticker 0.0.1
[INFO] finished tweaking crates.io crate futures-ticker 0.0.1
[INFO] tweaked toml for crates.io crate futures-ticker 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c52464bf5791df2f6a0c7705bc023bb6bc92d5e7d26de65f72e0e752b4debef
[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" "9c52464bf5791df2f6a0c7705bc023bb6bc92d5e7d26de65f72e0e752b4debef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c52464bf5791df2f6a0c7705bc023bb6bc92d5e7d26de65f72e0e752b4debef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c52464bf5791df2f6a0c7705bc023bb6bc92d5e7d26de65f72e0e752b4debef", kill_on_drop: false }`
[INFO] [stdout] 9c52464bf5791df2f6a0c7705bc023bb6bc92d5e7d26de65f72e0e752b4debef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c30b6fa257101b5bc4a9cacc180c1228ed3fcb237ac73637a2cc01a3de3139
[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" "f4c30b6fa257101b5bc4a9cacc180c1228ed3fcb237ac73637a2cc01a3de3139", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking async-channel v1.5.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking futures-ticker v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.38s
[INFO] running `Command { std: "docker" "inspect" "f4c30b6fa257101b5bc4a9cacc180c1228ed3fcb237ac73637a2cc01a3de3139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c30b6fa257101b5bc4a9cacc180c1228ed3fcb237ac73637a2cc01a3de3139", kill_on_drop: false }`
[INFO] [stdout] f4c30b6fa257101b5bc4a9cacc180c1228ed3fcb237ac73637a2cc01a3de3139