[INFO] fetching crate reactive-rs 0.1.1...
[INFO] testing reactive-rs-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate reactive-rs 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reactive-rs 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reactive-rs 0.1.1
[INFO] finished tweaking crates.io crate reactive-rs 0.1.1
[INFO] tweaked toml for crates.io crate reactive-rs 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded slice-deque v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45e875d10fb900d366f659e09c755ce28b80f5d2786c9401f88e82fc506fb04d
[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" "45e875d10fb900d366f659e09c755ce28b80f5d2786c9401f88e82fc506fb04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45e875d10fb900d366f659e09c755ce28b80f5d2786c9401f88e82fc506fb04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e875d10fb900d366f659e09c755ce28b80f5d2786c9401f88e82fc506fb04d", kill_on_drop: false }`
[INFO] [stdout] 45e875d10fb900d366f659e09c755ce28b80f5d2786c9401f88e82fc506fb04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33ad0a24c3077b91728e767f6789e481f0edb73981746adc228313e9ce3abfae
[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" "33ad0a24c3077b91728e767f6789e481f0edb73981746adc228313e9ce3abfae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling slice-deque v0.1.16
[INFO] [stderr]    Compiling reactive-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &T)>;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&C, &T)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 3.11s
[INFO] running `Command { std: "docker" "inspect" "33ad0a24c3077b91728e767f6789e481f0edb73981746adc228313e9ce3abfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ad0a24c3077b91728e767f6789e481f0edb73981746adc228313e9ce3abfae", kill_on_drop: false }`
[INFO] [stdout] 33ad0a24c3077b91728e767f6789e481f0edb73981746adc228313e9ce3abfae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa91c029168367975846d7e5159f9f4a7c153f4330da9ceae278d265fcb8f078
[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" "fa91c029168367975846d7e5159f9f4a7c153f4330da9ceae278d265fcb8f078", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &T)>;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&C, &T)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling reactive-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &T)>;
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&C, &T)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 1.47s
[INFO] running `Command { std: "docker" "inspect" "fa91c029168367975846d7e5159f9f4a7c153f4330da9ceae278d265fcb8f078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa91c029168367975846d7e5159f9f4a7c153f4330da9ceae278d265fcb8f078", kill_on_drop: false }`
[INFO] [stdout] fa91c029168367975846d7e5159f9f4a7c153f4330da9ceae278d265fcb8f078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf3aa0e808dd27823465401f99d4eb17a6f9aae7761af4c51c966ffcc0f18804
[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" "bf3aa0e808dd27823465401f99d4eb17a6f9aae7761af4c51c966ffcc0f18804", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream.rs:499:31
[INFO] [stderr]     |
[INFO] [stderr] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &T)>;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&C, &T)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream.rs:499:31
[INFO] [stderr]     |
[INFO] [stderr] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &T)>;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + FnMut(&C, &T)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reactive_rs-cd6f88c8a7b09873
[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]      Running /opt/rustwide/target/debug/deps/test_stream-7102cfb64740e397
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test_filter_map ... ok
[INFO] [stdout] test test_fold ... ok
[INFO] [stdout] test test_inspect ... ok
[INFO] [stdout] test test_last_n ... ok
[INFO] [stdout] test test_map_both ... ok
[INFO] [stdout] test test_multiple_broadcast_parents ... ok
[INFO] [stdout] test test_subscribe_no_ctx ... ok
[INFO] [stdout] test test_subscribe_explicit_ctx ... ok
[INFO] [stdout] test test_context_survives_operators ... ok
[INFO] [stdout] test test_broadcast_filter ... ok
[INFO] [stdout] test test_filter ... ok
[INFO] [stdout] test test_broadcast_map ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] test test_simple_subscribe ... ok
[INFO] [stdout] test test_ctx_methods ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reactive-rs
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/stream.rs - stream::Stream::filter_map_ctx (line 304) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::last_n (line 412) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::fold (line 325) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::filter_map (line 280) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::map_both (line 193) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::ctx (line 88) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::inspect (line 368) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::inspect_ctx (line 392) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::map (line 152) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::filter_ctx (line 261) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::filter (line 237) ... ok
[INFO] [stdout] test src/stream.rs - stream::Broadcast (line 517) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::fold_ctx (line 349) ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::map_both_ctx (line 217) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::map_ctx (line 176) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::with_ctx (line 108) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::with_ctx_map (line 128) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::subscribe_ctx (line 54) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::subscribe (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf3aa0e808dd27823465401f99d4eb17a6f9aae7761af4c51c966ffcc0f18804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf3aa0e808dd27823465401f99d4eb17a6f9aae7761af4c51c966ffcc0f18804", kill_on_drop: false }`
[INFO] [stdout] bf3aa0e808dd27823465401f99d4eb17a6f9aae7761af4c51c966ffcc0f18804