[INFO] fetching crate ergo_sync 0.1.0...
[INFO] testing ergo_sync-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate ergo_sync 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ergo_sync 0.1.0 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 ergo_sync 0.1.0
[INFO] finished tweaking crates.io crate ergo_sync 0.1.0
[INFO] tweaked toml for crates.io crate ergo_sync 0.1.0 written to /workspace/builds/worker-1/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] 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] dd4c1cd3681c77a885256a28e6fb07be9c31f0ac0e77e27999eff25d4c0c4f35
[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" "dd4c1cd3681c77a885256a28e6fb07be9c31f0ac0e77e27999eff25d4c0c4f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd4c1cd3681c77a885256a28e6fb07be9c31f0ac0e77e27999eff25d4c0c4f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4c1cd3681c77a885256a28e6fb07be9c31f0ac0e77e27999eff25d4c0c4f35", kill_on_drop: false }`
[INFO] [stdout] dd4c1cd3681c77a885256a28e6fb07be9c31f0ac0e77e27999eff25d4c0c4f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 1b6d17eba82ea936e489237d4fc3a2ab5803b00024fdaaa8f06795df11dd9954
[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" "1b6d17eba82ea936e489237d4fc3a2ab5803b00024fdaaa8f06795df11dd9954", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling taken v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling ergo_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 3.70s
[INFO] running `Command { std: "docker" "inspect" "1b6d17eba82ea936e489237d4fc3a2ab5803b00024fdaaa8f06795df11dd9954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6d17eba82ea936e489237d4fc3a2ab5803b00024fdaaa8f06795df11dd9954", kill_on_drop: false }`
[INFO] [stdout] 1b6d17eba82ea936e489237d4fc3a2ab5803b00024fdaaa8f06795df11dd9954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4eb37f542e31a1ff87be956ccf00b02426f5fa3fe18ced8a46c65de08cd2a3eb
[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" "4eb37f542e31a1ff87be956ccf00b02426f5fa3fe18ced8a46c65de08cd2a3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ergo_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 3.86s
[INFO] running `Command { std: "docker" "inspect" "4eb37f542e31a1ff87be956ccf00b02426f5fa3fe18ced8a46c65de08cd2a3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb37f542e31a1ff87be956ccf00b02426f5fa3fe18ced8a46c65de08cd2a3eb", kill_on_drop: false }`
[INFO] [stdout] 4eb37f542e31a1ff87be956ccf00b02426f5fa3fe18ced8a46c65de08cd2a3eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] bd28f379aba6092b310ee7c97109cf7cd1c10ccaed568a6657be701f612f3184
[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" "bd28f379aba6092b310ee7c97109cf7cd1c10ccaed568a6657be701f612f3184", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:276:77
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:276:77
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ergo_sync-1a55f78cda475b45
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ergo_sync
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - FinishHandle::finish (line 308) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 29) ... ok
[INFO] [stdout] test src/lib.rs - sleep_ms (line 334) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 236) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 67) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 122) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 13) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 258) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 153) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 49) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 95) ... ok
[INFO] [stdout] test src/ch.rs - ch_try (line 351) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 215) ... ok
[INFO] [stdout] test src/lib.rs - (line 154) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd28f379aba6092b310ee7c97109cf7cd1c10ccaed568a6657be701f612f3184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd28f379aba6092b310ee7c97109cf7cd1c10ccaed568a6657be701f612f3184", kill_on_drop: false }`
[INFO] [stdout] bd28f379aba6092b310ee7c97109cf7cd1c10ccaed568a6657be701f612f3184