[INFO] fetching crate slog-atomic 3.0.0...
[INFO] testing slog-atomic-3.0.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate slog-atomic 3.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate slog-atomic 3.0.0 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 slog-atomic 3.0.0
[INFO] finished tweaking crates.io crate slog-atomic 3.0.0
[INFO] tweaked toml for crates.io crate slog-atomic 3.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate slog-atomic 3.0.0 already has a lockfile, it will not be regenerated
[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-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2245970a60c91a212edf9fff1fc0bda7ffc0c764f77323c34a928fd2d87a1b8a
[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" "2245970a60c91a212edf9fff1fc0bda7ffc0c764f77323c34a928fd2d87a1b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2245970a60c91a212edf9fff1fc0bda7ffc0c764f77323c34a928fd2d87a1b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2245970a60c91a212edf9fff1fc0bda7ffc0c764f77323c34a928fd2d87a1b8a", kill_on_drop: false }`
[INFO] [stdout] 2245970a60c91a212edf9fff1fc0bda7ffc0c764f77323c34a928fd2d87a1b8a
[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=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] a86934bdc6e14bffe4dad0af80b32d07f9af8179f3b8a53488f01b7c88c01497
[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" "a86934bdc6e14bffe4dad0af80b32d07f9af8179f3b8a53488f01b7c88c01497", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling arc-swap v0.4.0
[INFO] [stderr]    Compiling slog-atomic v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "a86934bdc6e14bffe4dad0af80b32d07f9af8179f3b8a53488f01b7c88c01497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86934bdc6e14bffe4dad0af80b32d07f9af8179f3b8a53488f01b7c88c01497", kill_on_drop: false }`
[INFO] [stdout] a86934bdc6e14bffe4dad0af80b32d07f9af8179f3b8a53488f01b7c88c01497
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] abe83039f1a0d39f0859e17a5d3831e404e900e72c5072ce275e2c768b2a5889
[INFO] running `Command { std: "docker" "start" "-a" "abe83039f1a0d39f0859e17a5d3831e404e900e72c5072ce275e2c768b2a5889", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling slog-atomic v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/signal.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/signal.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     // global atomic switch drain control
[INFO] [stdout] 22 | |     static ref ATOMIC_DRAIN_SWITCH : AtomicSwitchCtrl<(), io::Error> = AtomicSwitch::new(
[INFO] [stdout] 23 | |         Discard.map_err(|_| io::Error::new(io::ErrorKind::Other, "should not happen"))
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |     static ref SWITCH_SCHEDULED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/signal.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     // global atomic switch drain control
[INFO] [stdout] 22 | |     static ref ATOMIC_DRAIN_SWITCH : AtomicSwitchCtrl<(), io::Error> = AtomicSwitch::new(
[INFO] [stdout] 23 | |         Discard.map_err(|_| io::Error::new(io::ErrorKind::Other, "should not happen"))
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |     static ref SWITCH_SCHEDULED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/signal.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     // global atomic switch drain control
[INFO] [stdout] 22 | |     static ref ATOMIC_DRAIN_SWITCH : AtomicSwitchCtrl<(), io::Error> = AtomicSwitch::new(
[INFO] [stdout] 23 | |         Discard.map_err(|_| io::Error::new(io::ErrorKind::Other, "should not happen"))
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |     static ref SWITCH_SCHEDULED: AtomicBool = AtomicBool::new(false);
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.04s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "abe83039f1a0d39f0859e17a5d3831e404e900e72c5072ce275e2c768b2a5889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe83039f1a0d39f0859e17a5d3831e404e900e72c5072ce275e2c768b2a5889", kill_on_drop: false }`
[INFO] [stdout] abe83039f1a0d39f0859e17a5d3831e404e900e72c5072ce275e2c768b2a5889
[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=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] bbf316bf5f01d7ef5bc5b5c42a178d345500c1cc798c147d8e3a96cd02a6cd20
[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" "bbf316bf5f01d7ef5bc5b5c42a178d345500c1cc798c147d8e3a96cd02a6cd20", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> examples/signal.rs:1:1
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stdout] 
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> examples/signal.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | / lazy_static! {
[INFO] [stderr] 21 | |     // global atomic switch drain control
[INFO] [stderr] 22 | |     static ref ATOMIC_DRAIN_SWITCH : AtomicSwitchCtrl<(), io::Error> = AtomicSwitch::new(
[INFO] [stderr] 23 | |         Discard.map_err(|_| io::Error::new(io::ErrorKind::Other, "should not happen"))
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     static ref SWITCH_SCHEDULED: AtomicBool = AtomicBool::new(false);
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> examples/signal.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | / lazy_static! {
[INFO] [stderr] 21 | |     // global atomic switch drain control
[INFO] [stderr] 22 | |     static ref ATOMIC_DRAIN_SWITCH : AtomicSwitchCtrl<(), io::Error> = AtomicSwitch::new(
[INFO] [stderr] 23 | |         Discard.map_err(|_| io::Error::new(io::ErrorKind::Other, "should not happen"))
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     static ref SWITCH_SCHEDULED: AtomicBool = AtomicBool::new(false);
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> examples/signal.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | / lazy_static! {
[INFO] [stderr] 21 | |     // global atomic switch drain control
[INFO] [stderr] 22 | |     static ref ATOMIC_DRAIN_SWITCH : AtomicSwitchCtrl<(), io::Error> = AtomicSwitch::new(
[INFO] [stderr] 23 | |         Discard.map_err(|_| io::Error::new(io::ErrorKind::Other, "should not happen"))
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |     static ref SWITCH_SCHEDULED: AtomicBool = AtomicBool::new(false);
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slog_atomic-047df3cd00dca4f3
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unwindsafety-bc41321490ce6c21
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slog-atomic
[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] [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] running `Command { std: "docker" "inspect" "bbf316bf5f01d7ef5bc5b5c42a178d345500c1cc798c147d8e3a96cd02a6cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf316bf5f01d7ef5bc5b5c42a178d345500c1cc798c147d8e3a96cd02a6cd20", kill_on_drop: false }`
[INFO] [stdout] bbf316bf5f01d7ef5bc5b5c42a178d345500c1cc798c147d8e3a96cd02a6cd20
