[INFO] fetching crate user-idle 0.5.0...
[INFO] testing user-idle-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate user-idle 0.5.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate user-idle 0.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate user-idle 0.5.0
[INFO] finished tweaking crates.io crate user-idle 0.5.0
[INFO] tweaked toml for crates.io crate user-idle 0.5.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8d8db0718e8e4173614c37613bc0e4b67cc767238bcf5e7eb40215201cf560
[INFO] running `Command { std: "docker" "start" "-a" "7f8d8db0718e8e4173614c37613bc0e4b67cc767238bcf5e7eb40215201cf560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8d8db0718e8e4173614c37613bc0e4b67cc767238bcf5e7eb40215201cf560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8d8db0718e8e4173614c37613bc0e4b67cc767238bcf5e7eb40215201cf560", kill_on_drop: false }`
[INFO] [stdout] 7f8d8db0718e8e4173614c37613bc0e4b67cc767238bcf5e7eb40215201cf560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7842c204dfc77e0e5c9b33cca27cf0c940a2dfa09ea8a9ec697f3cca1171ac8
[INFO] running `Command { std: "docker" "start" "-a" "a7842c204dfc77e0e5c9b33cca27cf0c940a2dfa09ea8a9ec697f3cca1171ac8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling user-idle v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "a7842c204dfc77e0e5c9b33cca27cf0c940a2dfa09ea8a9ec697f3cca1171ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7842c204dfc77e0e5c9b33cca27cf0c940a2dfa09ea8a9ec697f3cca1171ac8", kill_on_drop: false }`
[INFO] [stdout] a7842c204dfc77e0e5c9b33cca27cf0c940a2dfa09ea8a9ec697f3cca1171ac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12d507751281ec57308ea204b51d3badcb651d6251c9b0820df1f9cc9c6d7ffe
[INFO] running `Command { std: "docker" "start" "-a" "12d507751281ec57308ea204b51d3badcb651d6251c9b0820df1f9cc9c6d7ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling user-idle v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "12d507751281ec57308ea204b51d3badcb651d6251c9b0820df1f9cc9c6d7ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d507751281ec57308ea204b51d3badcb651d6251c9b0820df1f9cc9c6d7ffe", kill_on_drop: false }`
[INFO] [stdout] 12d507751281ec57308ea204b51d3badcb651d6251c9b0820df1f9cc9c6d7ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1ac4f14474b8c7cfad8e113e1660aeb6fa92f9ed5f910b84f3f72bab8f8d131
[INFO] running `Command { std: "docker" "start" "-a" "a1ac4f14474b8c7cfad8e113e1660aeb6fa92f9ed5f910b84f3f72bab8f8d131", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/user_idle-4d0388dd3507b4b3)
[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] [stderr]    Doc-tests user-idle
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] Test executable failed (terminated by signal).
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "a1ac4f14474b8c7cfad8e113e1660aeb6fa92f9ed5f910b84f3f72bab8f8d131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ac4f14474b8c7cfad8e113e1660aeb6fa92f9ed5f910b84f3f72bab8f8d131", kill_on_drop: false }`
[INFO] [stdout] a1ac4f14474b8c7cfad8e113e1660aeb6fa92f9ed5f910b84f3f72bab8f8d131