[INFO] fetching crate frappe 0.4.7...
[INFO] testing frappe-0.4.7 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate frappe 0.4.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate frappe 0.4.7 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frappe 0.4.7
[INFO] finished tweaking crates.io crate frappe 0.4.7
[INFO] tweaked toml for crates.io crate frappe 0.4.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate frappe 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc7df8408b15e62c847b0b412f887880872b6eebeddcd540ebf986aa0f12ed7a
[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" "cc7df8408b15e62c847b0b412f887880872b6eebeddcd540ebf986aa0f12ed7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc7df8408b15e62c847b0b412f887880872b6eebeddcd540ebf986aa0f12ed7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7df8408b15e62c847b0b412f887880872b6eebeddcd540ebf986aa0f12ed7a", kill_on_drop: false }`
[INFO] [stdout] cc7df8408b15e62c847b0b412f887880872b6eebeddcd540ebf986aa0f12ed7a
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178ef1ed72bfd23e378383520b93c6b9c1d59840792a0585af56add9fdbcd35f
[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" "178ef1ed72bfd23e378383520b93c6b9c1d59840792a0585af56add9fdbcd35f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling maybe-owned v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling frappe v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.75s
[INFO] running `Command { std: "docker" "inspect" "178ef1ed72bfd23e378383520b93c6b9c1d59840792a0585af56add9fdbcd35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178ef1ed72bfd23e378383520b93c6b9c1d59840792a0585af56add9fdbcd35f", kill_on_drop: false }`
[INFO] [stdout] 178ef1ed72bfd23e378383520b93c6b9c1d59840792a0585af56add9fdbcd35f
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 7b07192484cf8e5b9b6f75134d9fd2151d086f3b1f586510dd3ee964e048a399
[INFO] running `Command { std: "docker" "start" "-a" "7b07192484cf8e5b9b6f75134d9fd2151d086f3b1f586510dd3ee964e048a399", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.20
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling frappe v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 35.64s
[INFO] running `Command { std: "docker" "inspect" "7b07192484cf8e5b9b6f75134d9fd2151d086f3b1f586510dd3ee964e048a399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b07192484cf8e5b9b6f75134d9fd2151d086f3b1f586510dd3ee964e048a399", kill_on_drop: false }`
[INFO] [stdout] 7b07192484cf8e5b9b6f75134d9fd2151d086f3b1f586510dd3ee964e048a399
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da9515af38c0cf4e0fce8b7e8aea5dac5b181a5089cbe0783bf03fd9e325901d
[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" "da9515af38c0cf4e0fce8b7e8aea5dac5b181a5089cbe0783bf03fd9e325901d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/frappe-524839297624332c
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test futures::tests::reload ... ok
[INFO] [stdout] test lift::tests::signal_lift2_closure ... ok
[INFO] [stdout] test lift::tests::signal_lift1 ... ok
[INFO] [stdout] test signal::tests::signal_fold ... ok
[INFO] [stdout] test lift::tests::signal_lift2_expr ... ok
[INFO] [stdout] test signal::tests::signal_dynamic ... ok
[INFO] [stdout] test signal::tests::signal_constant ... ok
[INFO] [stdout] test signal::tests::signal_from ... ok
[INFO] [stdout] test stream::tests::stream_basic ... ok
[INFO] [stdout] test stream::tests::stream_default ... ok
[INFO] [stdout] test stream::tests::stream_combine ... ok
[INFO] [stdout] test stream::tests::stream_element_at ... ok
[INFO] [stdout] test signal::tests::signal_display ... ok
[INFO] [stdout] test stream::tests::stream_switch ... ok
[INFO] [stdout] test signal::tests::signal_default ... ok
[INFO] [stdout] test stream::tests::stream_zip ... ok
[INFO] [stdout] test signal::tests::signal_channel ... ok
[INFO] [stdout] test stream::tests::stream_elements_between ... ok
[INFO] [stdout] test lift::tests::signal_lift_pattern ... ok
[INFO] [stdout] test futures::tests::basic ... ok
[INFO] [stdout] test stream::tests::stream_observe_strong ... ok
[INFO] [stdout] test stream::tests::stream_scan_n ... ok
[INFO] [stdout] test stream::tests::stream_scan ... ok
[INFO] [stdout] test stream::tests::stream_send_ref ... ok
[INFO] [stdout] test futures::tests::invalid_poll ... ok
[INFO] [stdout] test stream::tests::stream_await ... ok
[INFO] [stdout] test stream::tests::stream_send_parallel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration-8311919991c4ff2e
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test cloning ... ok
[INFO] [stdout] test deletion ... ok
[INFO] [stdout] test filter_extra ... ok
[INFO] [stdout] test map_n ... ok
[INFO] [stdout] test merge_with ... ok
[INFO] [stdout] test reentrant ... ok
[INFO] [stdout] test signal_cyclic ... ok
[INFO] [stdout] test merge_with_either ... ok
[INFO] [stdout] test signal_chain ... ok
[INFO] [stdout] test signal_switch ... ok
[INFO] [stdout] test stream_collect ... ok
[INFO] [stdout] test stream_operations ... ok
[INFO] [stdout] test signal_threading ... ok
[INFO] [stdout] test stream_threading ... ok
[INFO] [stdout] test stream_send_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests frappe
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/signal.rs - signal (line 12) ... ok
[INFO] [stdout] test src/stream.rs - stream (line 21) ... ok
[INFO] [stdout] test src/lift.rs - signal_lift (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da9515af38c0cf4e0fce8b7e8aea5dac5b181a5089cbe0783bf03fd9e325901d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da9515af38c0cf4e0fce8b7e8aea5dac5b181a5089cbe0783bf03fd9e325901d", kill_on_drop: false }`
[INFO] [stdout] da9515af38c0cf4e0fce8b7e8aea5dac5b181a5089cbe0783bf03fd9e325901d