[INFO] fetching crate awi 0.8.0...
[INFO] checking awi-0.8.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate awi 0.8.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate awi 0.8.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate awi 0.8.0
[INFO] finished tweaking crates.io crate awi 0.8.0
[INFO] tweaked toml for crates.io crate awi 0.8.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a6a9d901c30022bab977f5f83d1a74720b19f64a749384a70d101988a8104f0
[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" "3a6a9d901c30022bab977f5f83d1a74720b19f64a749384a70d101988a8104f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6a9d901c30022bab977f5f83d1a74720b19f64a749384a70d101988a8104f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6a9d901c30022bab977f5f83d1a74720b19f64a749384a70d101988a8104f0", kill_on_drop: false }`
[INFO] [stdout] 3a6a9d901c30022bab977f5f83d1a74720b19f64a749384a70d101988a8104f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb43de1a320ca8fc50395a6fdec1f70e1cacbbe7f252bc2b371a2225e4b4019f
[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" "cb43de1a320ca8fc50395a6fdec1f70e1cacbbe7f252bc2b371a2225e4b4019f", kill_on_drop: false }`
[INFO] [stderr]     Checking afi v0.7.0
[INFO] [stderr]     Checking stick v0.4.1
[INFO] [stderr]     Checking dl_api v0.2.0
[INFO] [stderr]     Checking awi v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/os/linux/mod.rs:284:6
[INFO] [stdout]     |
[INFO] [stdout] 284 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/os/linux/mod.rs:284:6
[INFO] [stdout]     |
[INFO] [stdout] 284 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `free` redeclared with a different signature
[INFO] [stdout]    --> src/os/linux/mod.rs:286:11
[INFO] [stdout]     |
[INFO] [stdout] 245 |         extern { fn free(this: *mut XcbInternAtomReply) -> (); }
[INFO] [stdout]     |                  --------------------------------------------- `free` previously declared here
[INFO] [stdout] ...
[INFO] [stdout] 286 |     extern { fn free(event: *mut XcbGenericEvent) -> (); }
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]     = note: expected `unsafe extern "C" fn(*mut os::linux::XcbInternAtomReply)`
[INFO] [stdout]                found `unsafe extern "C" fn(*mut os::linux::XcbGenericEvent)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `free` redeclared with a different signature
[INFO] [stdout]    --> src/os/linux/mod.rs:286:11
[INFO] [stdout]     |
[INFO] [stdout] 245 |         extern { fn free(this: *mut XcbInternAtomReply) -> (); }
[INFO] [stdout]     |                  --------------------------------------------- `free` previously declared here
[INFO] [stdout] ...
[INFO] [stdout] 286 |     extern { fn free(event: *mut XcbGenericEvent) -> (); }
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout]     = note: expected `unsafe extern "C" fn(*mut os::linux::XcbInternAtomReply)`
[INFO] [stdout]                found `unsafe extern "C" fn(*mut os::linux::XcbGenericEvent)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "cb43de1a320ca8fc50395a6fdec1f70e1cacbbe7f252bc2b371a2225e4b4019f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb43de1a320ca8fc50395a6fdec1f70e1cacbbe7f252bc2b371a2225e4b4019f", kill_on_drop: false }`
[INFO] [stdout] cb43de1a320ca8fc50395a6fdec1f70e1cacbbe7f252bc2b371a2225e4b4019f