[INFO] fetching crate nuki 0.2.4...
[INFO] testing nuki-0.2.4 against 1.47.0 for beta-1.48-1
[INFO] extracting crate nuki 0.2.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nuki 0.2.4 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nuki 0.2.4
[INFO] finished tweaking crates.io crate nuki 0.2.4
[INFO] tweaked toml for crates.io crate nuki 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c27f1b4181fbb45031ee0037b348caa855b7bc7cd6433a4f3f7d4ce6dad86e6e
[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" "c27f1b4181fbb45031ee0037b348caa855b7bc7cd6433a4f3f7d4ce6dad86e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27f1b4181fbb45031ee0037b348caa855b7bc7cd6433a4f3f7d4ce6dad86e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27f1b4181fbb45031ee0037b348caa855b7bc7cd6433a4f3f7d4ce6dad86e6e", kill_on_drop: false }`
[INFO] [stdout] c27f1b4181fbb45031ee0037b348caa855b7bc7cd6433a4f3f7d4ce6dad86e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", 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] 89140c5a4ccd4e7f98a8a0bec4ecc300059c378d3179da2856d95efa948faea2
[INFO] running `Command { std: "docker" "start" "-a" "89140c5a4ccd4e7f98a8a0bec4ecc300059c378d3179da2856d95efa948faea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nuki-sys v4.3.3
[INFO] [stderr]    Compiling nuki v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `make_uid`
[INFO] [stdout]     --> src/lib.rs:8235:4
[INFO] [stdout]      |
[INFO] [stdout] 8235 | fn make_uid() -> usize {
[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 7.74s
[INFO] running `Command { std: "docker" "inspect" "89140c5a4ccd4e7f98a8a0bec4ecc300059c378d3179da2856d95efa948faea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89140c5a4ccd4e7f98a8a0bec4ecc300059c378d3179da2856d95efa948faea2", kill_on_drop: false }`
[INFO] [stdout] 89140c5a4ccd4e7f98a8a0bec4ecc300059c378d3179da2856d95efa948faea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b195752f578d57d268e98f8c478ebeb50d9029d242181047842d4840a51c5d76
[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" "b195752f578d57d268e98f8c478ebeb50d9029d242181047842d4840a51c5d76", kill_on_drop: false }`
[INFO] [stderr]    Compiling nuki v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `make_uid`
[INFO] [stdout]     --> src/lib.rs:8235:4
[INFO] [stdout]      |
[INFO] [stdout] 8235 | fn make_uid() -> usize {
[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] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]     --> src/property_sheet.rs:2186:21
[INFO] [stdout]      |
[INFO] [stdout] 2186 |     use std::sync::{Mutex, RwLock};
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `base_mut`
[INFO] [stdout]    --> src/object_pool.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 |         fn base_mut(&mut self) -> &mut PoolObjectBase {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `base_mut`
[INFO] [stdout]    --> src/object_pool.rs:299:12
[INFO] [stdout]     |
[INFO] [stdout] 299 |         fn base_mut(&mut self) -> &mut PoolObjectBase {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_uid`
[INFO] [stdout]     --> src/lib.rs:8235:4
[INFO] [stdout]      |
[INFO] [stdout] 8235 | fn make_uid() -> usize {
[INFO] [stdout]      |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "b195752f578d57d268e98f8c478ebeb50d9029d242181047842d4840a51c5d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b195752f578d57d268e98f8c478ebeb50d9029d242181047842d4840a51c5d76", kill_on_drop: false }`
[INFO] [stdout] b195752f578d57d268e98f8c478ebeb50d9029d242181047842d4840a51c5d76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7260e2e1939390b4cb36f719777582c9872fefe8dc8899d76f72d04abd2e31fc
[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" "7260e2e1939390b4cb36f719777582c9872fefe8dc8899d76f72d04abd2e31fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Mutex`
[INFO] [stderr]     --> src/property_sheet.rs:2186:21
[INFO] [stderr]      |
[INFO] [stderr] 2186 |     use std::sync::{Mutex, RwLock};
[INFO] [stderr]      |                     ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `base_mut`
[INFO] [stderr]    --> src/object_pool.rs:283:12
[INFO] [stderr]     |
[INFO] [stderr] 283 |         fn base_mut(&mut self) -> &mut PoolObjectBase {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `base_mut`
[INFO] [stderr]    --> src/object_pool.rs:299:12
[INFO] [stderr]     |
[INFO] [stderr] 299 |         fn base_mut(&mut self) -> &mut PoolObjectBase {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_uid`
[INFO] [stderr]     --> src/lib.rs:8235:4
[INFO] [stderr]      |
[INFO] [stderr] 8235 | fn make_uid() -> usize {
[INFO] [stderr]      |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `make_uid`
[INFO] [stdout] running 2 tests
[INFO] [stderr]     --> src/lib.rs:8235:4
[INFO] [stdout] test object_pool::tests::test_forward_pool ... ok
[INFO] [stderr]      |
[INFO] [stderr] 8235 | fn make_uid() -> usize {
[INFO] [stderr]      |    ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nuki-92908d163fa14ece
[INFO] [stdout] test property_sheet::tests::test_property_sheet ... ok
[INFO] [stderr]    Doc-tests nuki
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/object_pool.rs - object_pool::ForwardPool (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7260e2e1939390b4cb36f719777582c9872fefe8dc8899d76f72d04abd2e31fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7260e2e1939390b4cb36f719777582c9872fefe8dc8899d76f72d04abd2e31fc", kill_on_drop: false }`
[INFO] [stdout] 7260e2e1939390b4cb36f719777582c9872fefe8dc8899d76f72d04abd2e31fc
