[INFO] fetching crate memsocket 0.1.3... [INFO] testing memsocket-0.1.3 against 1.49.0 for beta-1.50-1 [INFO] extracting crate memsocket 0.1.3 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate memsocket 0.1.3 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate memsocket 0.1.3 [INFO] finished tweaking crates.io crate memsocket 0.1.3 [INFO] tweaked toml for crates.io crate memsocket 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5e76a9e4f1c624d520696baac660ae34b8c821a39bf75134dba8b7cc5ed66ce6 [INFO] running `Command { std: "docker" "start" "-a" "5e76a9e4f1c624d520696baac660ae34b8c821a39bf75134dba8b7cc5ed66ce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e76a9e4f1c624d520696baac660ae34b8c821a39bf75134dba8b7cc5ed66ce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e76a9e4f1c624d520696baac660ae34b8c821a39bf75134dba8b7cc5ed66ce6", kill_on_drop: false }` [INFO] [stdout] 5e76a9e4f1c624d520696baac660ae34b8c821a39bf75134dba8b7cc5ed66ce6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7450297332ea7fd9bd8894a0c295daf2f4a839f7e9850a31924382bc16a5a71a [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" "7450297332ea7fd9bd8894a0c295daf2f4a839f7e9850a31924382bc16a5a71a", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.30 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling memsocket v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.27s [INFO] running `Command { std: "docker" "inspect" "7450297332ea7fd9bd8894a0c295daf2f4a839f7e9850a31924382bc16a5a71a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7450297332ea7fd9bd8894a0c295daf2f4a839f7e9850a31924382bc16a5a71a", kill_on_drop: false }` [INFO] [stdout] 7450297332ea7fd9bd8894a0c295daf2f4a839f7e9850a31924382bc16a5a71a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e659e409d088a8c4317589bd35f25870f1fbd7549c44229f9717699aecb101b4 [INFO] running `Command { std: "docker" "start" "-a" "e659e409d088a8c4317589bd35f25870f1fbd7549c44229f9717699aecb101b4", kill_on_drop: false }` [INFO] [stderr] Compiling memsocket v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stdout] --> tests/bounded_test.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stdout] 32 | | .unwrap() [INFO] [stdout] 33 | | .block_on({ [INFO] [stdout] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stdout] ... | [INFO] [stdout] 41 | | }) [INFO] [stdout] 42 | | .unwrap(); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stdout] --> tests/unbounded_test.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stdout] 32 | | .unwrap() [INFO] [stdout] 33 | | .block_on({ [INFO] [stdout] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stdout] ... | [INFO] [stdout] 41 | | }) [INFO] [stdout] 42 | | .unwrap(); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.17s [INFO] running `Command { std: "docker" "inspect" "e659e409d088a8c4317589bd35f25870f1fbd7549c44229f9717699aecb101b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e659e409d088a8c4317589bd35f25870f1fbd7549c44229f9717699aecb101b4", kill_on_drop: false }` [INFO] [stdout] e659e409d088a8c4317589bd35f25870f1fbd7549c44229f9717699aecb101b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 00cab09e92f51d749b586d6ffa80ab2aa18caeffa13617b974de1adec93538eb [INFO] running `Command { std: "docker" "start" "-a" "00cab09e92f51d749b586d6ffa80ab2aa18caeffa13617b974de1adec93538eb", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stdout] running 0 tests [INFO] [stderr] --> tests/unbounded_test.rs:31:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stdout] [INFO] [stderr] 32 | | .unwrap() [INFO] [stderr] 33 | | .block_on({ [INFO] [stderr] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stderr] ... | [INFO] [stderr] 41 | | }) [INFO] [stderr] 42 | | .unwrap(); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` in tuple element 1 that must be used [INFO] [stderr] --> tests/bounded_test.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stderr] 32 | | .unwrap() [INFO] [stderr] 33 | | .block_on({ [INFO] [stderr] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stderr] ... | [INFO] [stderr] 41 | | }) [INFO] [stderr] 42 | | .unwrap(); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/memsocket-180c6d8f2b4120ce [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bounded_test-4aa2b1b98a4d1ad4 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/unbounded_test-db3926632efed5d8 [INFO] [stdout] running 3 tests [INFO] [stderr] Doc-tests memsocket [INFO] [stdout] test read_then_write ... ok [INFO] [stdout] test write_then_read ... ok [INFO] [stdout] test write_then_read_partial ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test write_then_read ... ok [INFO] [stdout] test read_then_write ... ok [INFO] [stdout] test write_then_read_partial ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 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" "00cab09e92f51d749b586d6ffa80ab2aa18caeffa13617b974de1adec93538eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00cab09e92f51d749b586d6ffa80ab2aa18caeffa13617b974de1adec93538eb", kill_on_drop: false }` [INFO] [stdout] 00cab09e92f51d749b586d6ffa80ab2aa18caeffa13617b974de1adec93538eb