[INFO] cloning repository https://github.com/robmikh/wgctest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robmikh/wgctest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmikh%2Fwgctest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmikh%2Fwgctest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41278726402fbb2ec673423e44c04e9fdade6316
[INFO] testing robmikh/wgctest against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmikh%2Fwgctest" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robmikh/wgctest on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robmikh/wgctest
[INFO] finished tweaking git repo https://github.com/robmikh/wgctest
[INFO] tweaked toml for git repo https://github.com/robmikh/wgctest written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/robmikh/wgctest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows_gen v0.20.0
[INFO] [stderr]   Downloaded windows_quote v0.20.0
[INFO] [stderr]   Downloaded windows_macros v0.20.0
[INFO] [stderr]   Downloaded windows v0.20.0
[INFO] [stderr]   Downloaded windows_reader v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 747a687ba3e48a556424d872fe29fdc9b90b1a174d381d40bc2ea7187a2dd3c6
[INFO] running `Command { std: "docker" "start" "-a" "747a687ba3e48a556424d872fe29fdc9b90b1a174d381d40bc2ea7187a2dd3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "747a687ba3e48a556424d872fe29fdc9b90b1a174d381d40bc2ea7187a2dd3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747a687ba3e48a556424d872fe29fdc9b90b1a174d381d40bc2ea7187a2dd3c6", kill_on_drop: false }`
[INFO] [stdout] 747a687ba3e48a556424d872fe29fdc9b90b1a174d381d40bc2ea7187a2dd3c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11ba806f991f327bcd686463ed2a20e61fe81699cbb94fd425f0d850f1683600
[INFO] running `Command { std: "docker" "start" "-a" "11ba806f991f327bcd686463ed2a20e61fe81699cbb94fd425f0d850f1683600", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling windows_reader v0.20.0
[INFO] [stderr]    Compiling windows_quote v0.20.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling const-sha1 v0.2.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling windows_gen v0.20.0
[INFO] [stderr]    Compiling nb-connect v1.1.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling windows_macros v0.20.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling windows v0.20.0
[INFO] [stderr]    Compiling bindings v0.1.0 (/opt/rustwide/workdir/bindings)
[INFO] [stderr]    Compiling wgctest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `take_snapshot`
[INFO] [stdout]   --> src/util/snapshot.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub async fn take_snapshot(
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "11ba806f991f327bcd686463ed2a20e61fe81699cbb94fd425f0d850f1683600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ba806f991f327bcd686463ed2a20e61fe81699cbb94fd425f0d850f1683600", kill_on_drop: false }`
[INFO] [stdout] 11ba806f991f327bcd686463ed2a20e61fe81699cbb94fd425f0d850f1683600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b6aa55131de6c5186d00a69f6d03e93c4e1b9ad9ef7ae55d373da1b3fdf11d5
[INFO] running `Command { std: "docker" "start" "-a" "0b6aa55131de6c5186d00a69f6d03e93c4e1b9ad9ef7ae55d373da1b3fdf11d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wgctest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `take_snapshot`
[INFO] [stdout]   --> src/util/snapshot.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub async fn take_snapshot(
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "0b6aa55131de6c5186d00a69f6d03e93c4e1b9ad9ef7ae55d373da1b3fdf11d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6aa55131de6c5186d00a69f6d03e93c4e1b9ad9ef7ae55d373da1b3fdf11d5", kill_on_drop: false }`
[INFO] [stdout] 0b6aa55131de6c5186d00a69f6d03e93c4e1b9ad9ef7ae55d373da1b3fdf11d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d234eb02ad4b1aa07a8895147b5c0bdfe1e8d251a5bf6e5c2f69bed7bc83982
[INFO] running `Command { std: "docker" "start" "-a" "6d234eb02ad4b1aa07a8895147b5c0bdfe1e8d251a5bf6e5c2f69bed7bc83982", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `take_snapshot`
[INFO] [stderr]   --> src/util/snapshot.rs:28:14
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub async fn take_snapshot(
[INFO] [stderr]    |              ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wgctest` (bin "wgctest" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wgctest-e4e7352aef6eb902)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d234eb02ad4b1aa07a8895147b5c0bdfe1e8d251a5bf6e5c2f69bed7bc83982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d234eb02ad4b1aa07a8895147b5c0bdfe1e8d251a5bf6e5c2f69bed7bc83982", kill_on_drop: false }`
[INFO] [stdout] 6d234eb02ad4b1aa07a8895147b5c0bdfe1e8d251a5bf6e5c2f69bed7bc83982