[INFO] fetching crate callbag 0.3.0... [INFO] testing callbag-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate callbag 0.3.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate callbag 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate callbag 0.3.0 [INFO] finished tweaking crates.io crate callbag 0.3.0 [INFO] tweaked toml for crates.io crate callbag 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 9f09f459acc61ff01abdc62c80647814f5848cdf9e3bd85af38f969b7f349958 [INFO] running `Command { std: "docker" "start" "-a" "9f09f459acc61ff01abdc62c80647814f5848cdf9e3bd85af38f969b7f349958", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f09f459acc61ff01abdc62c80647814f5848cdf9e3bd85af38f969b7f349958", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f09f459acc61ff01abdc62c80647814f5848cdf9e3bd85af38f969b7f349958", kill_on_drop: false }` [INFO] [stdout] 9f09f459acc61ff01abdc62c80647814f5848cdf9e3bd85af38f969b7f349958 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46ed69adddb605eb6cd1fca720094329d101c4bbc52870bc820644c5aa2348c4 [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" "46ed69adddb605eb6cd1fca720094329d101c4bbc52870bc820644c5aa2348c4", kill_on_drop: false }` [INFO] [stderr] Compiling never v0.1.0 [INFO] [stderr] Compiling callbag v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "46ed69adddb605eb6cd1fca720094329d101c4bbc52870bc820644c5aa2348c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46ed69adddb605eb6cd1fca720094329d101c4bbc52870bc820644c5aa2348c4", kill_on_drop: false }` [INFO] [stdout] 46ed69adddb605eb6cd1fca720094329d101c4bbc52870bc820644c5aa2348c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 994f1c4693017db772ee09ef0004d9f286c604b0f1f15c90fc8750c15b279bef [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" "994f1c4693017db772ee09ef0004d9f286c604b0f1f15c90fc8750c15b279bef", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling async_executors v0.4.2 [INFO] [stderr] Compiling async_nursery v0.3.1 [INFO] [stderr] Compiling socket2 v0.4.2 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling blocking v1.1.0 [INFO] [stderr] Compiling ctor v0.1.21 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling blanket v0.2.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling polling v2.2.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling pin-project v1.0.8 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-process v1.3.0 [INFO] [stderr] Compiling async-std v1.10.0 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling callbag v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 57.54s [INFO] running `Command { std: "docker" "inspect" "994f1c4693017db772ee09ef0004d9f286c604b0f1f15c90fc8750c15b279bef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "994f1c4693017db772ee09ef0004d9f286c604b0f1f15c90fc8750c15b279bef", kill_on_drop: false }` [INFO] [stdout] 994f1c4693017db772ee09ef0004d9f286c604b0f1f15c90fc8750c15b279bef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 8cdf96d38086bfa53dcdf53cb66c7dfdd88d894ee7583cd1f7f747b5f3c56f9f [INFO] running `Command { std: "docker" "start" "-a" "8cdf96d38086bfa53dcdf53cb66c7dfdd88d894ee7583cd1f7f747b5f3c56f9f", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/callbag-84db449b04558480) [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 tests/for_each.rs (/opt/rustwide/target/debug/deps/for_each-13f007b82abe94a3) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test it_iterates_a_finite_pullable_source ... ok [INFO] [stderr] Running tests/from_iter.rs (/opt/rustwide/target/debug/deps/from_iter-75c38968c7e66469) [INFO] [stdout] test it_observes_an_async_finite_listenable_source ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test it_sends_array_entries_iterator_to_a_puller_sink ... ok [INFO] [stdout] test it_sends_array_items_iterable_to_a_puller_sink ... ok [INFO] [stdout] test it_stops_sending_after_source_completion ... ok [INFO] [stderr] Running tests/map.rs (/opt/rustwide/target/debug/deps/map-58e20ac47ba48830) [INFO] [stdout] test it_does_not_blow_up_the_stack_when_iterating_something_huge ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test it_maps_a_pullable_source ... ok [INFO] [stderr] Doc-tests callbag [INFO] [stdout] test it_maps_an_async_finite_source ... ok [INFO] [stdout] test it_returns_a_source_that_disposes_upon_upwards_end ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8cdf96d38086bfa53dcdf53cb66c7dfdd88d894ee7583cd1f7f747b5f3c56f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cdf96d38086bfa53dcdf53cb66c7dfdd88d894ee7583cd1f7f747b5f3c56f9f", kill_on_drop: false }` [INFO] [stdout] 8cdf96d38086bfa53dcdf53cb66c7dfdd88d894ee7583cd1f7f747b5f3c56f9f