[INFO] fetching crate waitmap 1.1.0...
[INFO] checking waitmap-1.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate waitmap 1.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate waitmap 1.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waitmap 1.1.0
[INFO] finished tweaking crates.io crate waitmap 1.1.0
[INFO] tweaked toml for crates.io crate waitmap 1.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 998e9c9041ab8b47a8e4809a63078d9955a8ceea53a7efb1325ac70e8852ea67
[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" "998e9c9041ab8b47a8e4809a63078d9955a8ceea53a7efb1325ac70e8852ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "998e9c9041ab8b47a8e4809a63078d9955a8ceea53a7efb1325ac70e8852ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998e9c9041ab8b47a8e4809a63078d9955a8ceea53a7efb1325ac70e8852ea67", kill_on_drop: false }`
[INFO] [stdout] 998e9c9041ab8b47a8e4809a63078d9955a8ceea53a7efb1325ac70e8852ea67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 542c97fd8275afcf4fef5075942cd5d2d2f3b8e40876b86d98fb8ad8ca05b8e5
[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" "542c97fd8275afcf4fef5075942cd5d2d2f3b8e40876b86d98fb8ad8ca05b8e5", 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 libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking signal-hook v0.3.10
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking blocking v1.1.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking waitmap v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-process v1.3.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.30s
[INFO] running `Command { std: "docker" "inspect" "542c97fd8275afcf4fef5075942cd5d2d2f3b8e40876b86d98fb8ad8ca05b8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542c97fd8275afcf4fef5075942cd5d2d2f3b8e40876b86d98fb8ad8ca05b8e5", kill_on_drop: false }`
[INFO] [stdout] 542c97fd8275afcf4fef5075942cd5d2d2f3b8e40876b86d98fb8ad8ca05b8e5