[INFO] cloning repository https://github.com/kimikan/miox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kimikan/miox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimikan%2Fmiox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimikan%2Fmiox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 74c8daa530d2caa733771b0142a7259528cc81d3 [INFO] testing kimikan/miox against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimikan%2Fmiox" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kimikan/miox on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kimikan/miox [INFO] finished tweaking git repo https://github.com/kimikan/miox [INFO] tweaked toml for git repo https://github.com/kimikan/miox written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/kimikan/miox already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3c5b22f91131bd1437d7302541b7254d9d8af57f215dfc546130569b9e8ffab [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" "c3c5b22f91131bd1437d7302541b7254d9d8af57f215dfc546130569b9e8ffab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3c5b22f91131bd1437d7302541b7254d9d8af57f215dfc546130569b9e8ffab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3c5b22f91131bd1437d7302541b7254d9d8af57f215dfc546130569b9e8ffab", kill_on_drop: false }` [INFO] [stdout] c3c5b22f91131bd1437d7302541b7254d9d8af57f215dfc546130569b9e8ffab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90bddd1e5b90e15a2bb563193ebb9fa3e054bdefdf42047e2a9c1a76125dbee3 [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" "90bddd1e5b90e15a2bb563193ebb9fa3e054bdefdf42047e2a9c1a76125dbee3", kill_on_drop: false }` [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling miox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression [INFO] [stdout] --> src/connection.rs:154:15 [INFO] [stdout] | [INFO] [stdout] 154 | match (write_result) { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'mio::Events::get': Index access removed in favor of iterator only API. [INFO] [stdout] --> src/server.rs:57:45 [INFO] [stdout] | [INFO] [stdout] 57 | let event_op = self._events.get(i); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'mio::Ready::is_error': use UnixReady instead [INFO] [stdout] --> src/server.rs:71:18 [INFO] [stdout] | [INFO] [stdout] 71 | if ready.is_error() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:96:25 [INFO] [stdout] | [INFO] [stdout] 96 | if let Some(mut c) = client { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.76s [INFO] running `Command { std: "docker" "inspect" "90bddd1e5b90e15a2bb563193ebb9fa3e054bdefdf42047e2a9c1a76125dbee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90bddd1e5b90e15a2bb563193ebb9fa3e054bdefdf42047e2a9c1a76125dbee3", kill_on_drop: false }` [INFO] [stdout] 90bddd1e5b90e15a2bb563193ebb9fa3e054bdefdf42047e2a9c1a76125dbee3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6db161e42fd1dc1e1201c2f61b1edd7be05aaaeecba79e8224c3325d8708479 [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" "c6db161e42fd1dc1e1201c2f61b1edd7be05aaaeecba79e8224c3325d8708479", kill_on_drop: false }` [INFO] [stderr] Compiling miox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression [INFO] [stdout] --> src/connection.rs:154:15 [INFO] [stdout] | [INFO] [stdout] 154 | match (write_result) { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'mio::Events::get': Index access removed in favor of iterator only API. [INFO] [stdout] --> src/server.rs:57:45 [INFO] [stdout] | [INFO] [stdout] 57 | let event_op = self._events.get(i); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'mio::Ready::is_error': use UnixReady instead [INFO] [stdout] --> src/server.rs:71:18 [INFO] [stdout] | [INFO] [stdout] 71 | if ready.is_error() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:96:25 [INFO] [stdout] | [INFO] [stdout] 96 | if let Some(mut c) = client { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "c6db161e42fd1dc1e1201c2f61b1edd7be05aaaeecba79e8224c3325d8708479", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6db161e42fd1dc1e1201c2f61b1edd7be05aaaeecba79e8224c3325d8708479", kill_on_drop: false }` [INFO] [stdout] c6db161e42fd1dc1e1201c2f61b1edd7be05aaaeecba79e8224c3325d8708479 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1ca035118812e5aa2561f880990993aef2f02cc145dc5547ec79f8e0c1bae327 [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" "1ca035118812e5aa2561f880990993aef2f02cc145dc5547ec79f8e0c1bae327", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression [INFO] [stderr] --> src/connection.rs:154:15 [INFO] [stderr] | [INFO] [stderr] 154 | match (write_result) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'mio::Events::get': Index access removed in favor of iterator only API. [INFO] [stderr] --> src/server.rs:57:45 [INFO] [stderr] | [INFO] [stderr] 57 | let event_op = self._events.get(i); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'mio::Ready::is_error': use UnixReady instead [INFO] [stderr] --> src/server.rs:71:18 [INFO] [stderr] | [INFO] [stderr] 71 | if ready.is_error() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:96:25 [INFO] [stderr] | [INFO] [stderr] 96 | if let Some(mut c) = client { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/miox-679ac0f9a130234c [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" "1ca035118812e5aa2561f880990993aef2f02cc145dc5547ec79f8e0c1bae327", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ca035118812e5aa2561f880990993aef2f02cc145dc5547ec79f8e0c1bae327", kill_on_drop: false }` [INFO] [stdout] 1ca035118812e5aa2561f880990993aef2f02cc145dc5547ec79f8e0c1bae327