[INFO] fetching crate raio 0.2.0...
[INFO] checking raio-0.2.0 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate raio 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate raio 0.2.0 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raio 0.2.0
[INFO] finished tweaking crates.io crate raio 0.2.0
[INFO] tweaked toml for crates.io crate raio 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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 deadpool v0.5.2
[INFO] [stderr]   Downloaded packs-proc v0.2.0
[INFO] [stderr]   Downloaded packs v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", 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] c55b1b084327cf08ad9901d9ce99a325555bf841a1fa83b1ae4b474064ae2bd9
[INFO] running `Command { std: "docker" "start" "-a" "c55b1b084327cf08ad9901d9ce99a325555bf841a1fa83b1ae4b474064ae2bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c55b1b084327cf08ad9901d9ce99a325555bf841a1fa83b1ae4b474064ae2bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55b1b084327cf08ad9901d9ce99a325555bf841a1fa83b1ae4b474064ae2bd9", kill_on_drop: false }`
[INFO] [stdout] c55b1b084327cf08ad9901d9ce99a325555bf841a1fa83b1ae4b474064ae2bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4d713699d1b7c417982aea25a289f0c9b74166c69de50f5e31dd0ede6a9b241
[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" "c4d713699d1b7c417982aea25a289f0c9b74166c69de50f5e31dd0ede6a9b241", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking nb-connect v1.0.3
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking lexical-core v0.7.5
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling packs-proc v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking packs v0.2.0
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking deadpool v0.5.2
[INFO] [stderr]     Checking raio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.13s
[INFO] running `Command { std: "docker" "inspect" "c4d713699d1b7c417982aea25a289f0c9b74166c69de50f5e31dd0ede6a9b241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d713699d1b7c417982aea25a289f0c9b74166c69de50f5e31dd0ede6a9b241", kill_on_drop: false }`
[INFO] [stdout] c4d713699d1b7c417982aea25a289f0c9b74166c69de50f5e31dd0ede6a9b241