[INFO] fetching crate wait-for-them 0.3.1...
[INFO] checking wait-for-them-0.3.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate wait-for-them 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wait-for-them 0.3.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wait-for-them 0.3.1
[INFO] finished tweaking crates.io crate wait-for-them 0.3.1
[INFO] tweaked toml for crates.io crate wait-for-them 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate wait-for-them 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded pin-project-lite v0.1.4
[INFO] [stderr]   Downloaded arc-swap v0.4.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] [stderr]   Downloaded tokio v0.2.15
[INFO] [stderr]   Downloaded predicates-core v1.0.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.0
[INFO] [stderr]   Downloaded regex v1.3.6
[INFO] [stderr]   Downloaded assert_cmd v0.12.2
[INFO] [stderr]   Downloaded escargot v0.5.0
[INFO] [stderr]   Downloaded serde v1.0.105
[INFO] [stderr]   Downloaded console v0.10.0
[INFO] [stderr]   Downloaded serde_json v1.0.50
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] [stderr]   Downloaded treeline v0.1.0
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded predicates v1.0.4
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded serde_derive v1.0.105
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] running `Command { std: "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" "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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c90626a594339272909492d51352df43349089ed7b7344aa943f771c49f2fdf1
[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" "c90626a594339272909492d51352df43349089ed7b7344aa943f771c49f2fdf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c90626a594339272909492d51352df43349089ed7b7344aa943f771c49f2fdf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90626a594339272909492d51352df43349089ed7b7344aa943f771c49f2fdf1", kill_on_drop: false }`
[INFO] [stdout] c90626a594339272909492d51352df43349089ed7b7344aa943f771c49f2fdf1
[INFO] running `Command { std: "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" "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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] aa02857db302f2233520a20175fd6c62f0a89017693717cb381894e29522f56f
[INFO] running `Command { std: "docker" "start" "-a" "aa02857db302f2233520a20175fd6c62f0a89017693717cb381894e29522f56f", 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] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.15
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking wait-for-them v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking assert_cmd v0.12.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.12s
[INFO] running `Command { std: "docker" "inspect" "aa02857db302f2233520a20175fd6c62f0a89017693717cb381894e29522f56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa02857db302f2233520a20175fd6c62f0a89017693717cb381894e29522f56f", kill_on_drop: false }`
[INFO] [stdout] aa02857db302f2233520a20175fd6c62f0a89017693717cb381894e29522f56f