[INFO] cloning repository https://github.com/DenysPolitiuk/watchdogrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DenysPolitiuk/watchdogrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenysPolitiuk%2Fwatchdogrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenysPolitiuk%2Fwatchdogrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c91da27677b419fd01a15df1784bc3bd4c2a628
[INFO] checking DenysPolitiuk/watchdogrs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenysPolitiuk%2Fwatchdogrs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DenysPolitiuk/watchdogrs 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 git repo https://github.com/DenysPolitiuk/watchdogrs
[INFO] finished tweaking git repo https://github.com/DenysPolitiuk/watchdogrs
[INFO] tweaked toml for git repo https://github.com/DenysPolitiuk/watchdogrs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DenysPolitiuk/watchdogrs already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded heim-net v0.1.0-beta.2
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.2
[INFO] [stderr]   Downloaded pin-project v0.4.22
[INFO] [stderr]   Downloaded core-foundation-sys v0.7.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.1
[INFO] [stderr]   Downloaded platforms v0.2.1
[INFO] [stderr]   Downloaded core-foundation v0.7.1
[INFO] [stderr]   Downloaded parking v1.0.3
[INFO] [stderr]   Downloaded heim-host v0.1.0-beta.1
[INFO] [stderr]   Downloaded uom v0.28.0
[INFO] [stderr]   Downloaded heim-common v0.1.0-beta.1
[INFO] [stderr]   Downloaded heim-cpu v0.1.0-beta.3
[INFO] [stderr]   Downloaded waker-fn v1.0.0
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.6
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded heim-process v0.1.1-beta.3
[INFO] [stderr]   Downloaded concurrent-queue v1.1.1
[INFO] [stderr]   Downloaded smol v0.1.18
[INFO] [stderr]   Downloaded cache-padded v1.1.0
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded scoped-tls v1.0.0
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded version-sync v0.9.0
[INFO] [stderr]   Downloaded heim v0.1.0-beta.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.22
[INFO] [stderr]   Downloaded heim-runtime v0.1.0-beta.1
[INFO] [stderr]   Downloaded darwin-libproc v0.1.2
[INFO] [stderr]   Downloaded blocking v0.4.6
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded fastrand v1.3.2
[INFO] [stderr]   Downloaded ntapi v0.3.4
[INFO] [stderr]   Downloaded tokio v0.2.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 950691b9a6e7a63f7a047ff07275cb0c204afd041758c02f0ec13b00a93975bb
[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" "950691b9a6e7a63f7a047ff07275cb0c204afd041758c02f0ec13b00a93975bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "950691b9a6e7a63f7a047ff07275cb0c204afd041758c02f0ec13b00a93975bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950691b9a6e7a63f7a047ff07275cb0c204afd041758c02f0ec13b00a93975bb", kill_on_drop: false }`
[INFO] [stdout] 950691b9a6e7a63f7a047ff07275cb0c204afd041758c02f0ec13b00a93975bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6a3eba7d64b3e65e778a1cccc4595af02bcb61fe26b43b2e70db4a4108daf5ed
[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" "6a3eba7d64b3e65e778a1cccc4595af02bcb61fe26b43b2e70db4a4108daf5ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking cache-padded v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking parking v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking fastrand v1.3.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling heim-common v0.1.0-beta.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling heim-host v0.1.0-beta.1
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking concurrent-queue v1.1.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking uom v0.28.0
[INFO] [stderr]     Checking version-sync v0.9.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking heim-runtime v0.1.0-beta.1
[INFO] [stderr]     Checking heim-net v0.1.0-beta.2
[INFO] [stderr]     Checking heim-cpu v0.1.0-beta.3
[INFO] [stderr]     Checking heim-process v0.1.1-beta.3
[INFO] [stderr]     Checking heim v0.1.0-beta.3
[INFO] [stderr]     Checking watchdogrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 53s
[INFO] running `Command { std: "docker" "inspect" "6a3eba7d64b3e65e778a1cccc4595af02bcb61fe26b43b2e70db4a4108daf5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3eba7d64b3e65e778a1cccc4595af02bcb61fe26b43b2e70db4a4108daf5ed", kill_on_drop: false }`
[INFO] [stdout] 6a3eba7d64b3e65e778a1cccc4595af02bcb61fe26b43b2e70db4a4108daf5ed