[INFO] fetching crate rusturn 0.0.3... [INFO] testing rusturn-0.0.3 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate rusturn 0.0.3 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate rusturn 0.0.3 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rusturn 0.0.3 [INFO] finished tweaking crates.io crate rusturn 0.0.3 [INFO] tweaked toml for crates.io crate rusturn 0.0.3 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fibers_transport v0.1.2 [INFO] [stderr] Downloaded fibers_timeout_queue v0.1.0 [INFO] [stderr] Downloaded rustun v0.3.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] db7420f1a82dc4b19ace6a83b676848b7bc66452f43e0ced616d8802f0216558 [INFO] running `Command { std: "docker" "start" "-a" "db7420f1a82dc4b19ace6a83b676848b7bc66452f43e0ced616d8802f0216558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db7420f1a82dc4b19ace6a83b676848b7bc66452f43e0ced616d8802f0216558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db7420f1a82dc4b19ace6a83b676848b7bc66452f43e0ced616d8802f0216558", kill_on_drop: false }` [INFO] [stdout] db7420f1a82dc4b19ace6a83b676848b7bc66452f43e0ced616d8802f0216558 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 224b304ccd4a134be148de5e0c33aa371b8b9e5bc3029cc91aa819d59b9c6b3d [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" "224b304ccd4a134be148de5e0c33aa371b8b9e5bc3029cc91aa819d59b9c6b3d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling nbchan v0.1.3 [INFO] [stderr] Compiling splay_tree v0.2.10 [INFO] [stderr] Compiling sha1 v0.2.0 [INFO] [stderr] Compiling factory v0.1.2 [INFO] [stderr] Compiling md5 v0.6.1 [INFO] [stderr] Compiling hmac-sha1 v0.1.3 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling fibers v0.1.13 [INFO] [stderr] Compiling fibers_timeout_queue v0.1.0 [INFO] [stderr] Compiling trackable_derive v0.1.3 [INFO] [stderr] Compiling trackable v0.2.23 [INFO] [stderr] Compiling bytecodec v0.4.13 [INFO] [stderr] Compiling stun_codec v0.1.12 [INFO] [stderr] Compiling fibers_transport v0.1.2 [INFO] [stderr] Compiling rustun v0.3.5 [INFO] [stderr] Compiling rusturn v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client/allocate.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | let mut client = ClientCore::new( [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.53s [INFO] running `Command { std: "docker" "inspect" "224b304ccd4a134be148de5e0c33aa371b8b9e5bc3029cc91aa819d59b9c6b3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "224b304ccd4a134be148de5e0c33aa371b8b9e5bc3029cc91aa819d59b9c6b3d", kill_on_drop: false }` [INFO] [stdout] 224b304ccd4a134be148de5e0c33aa371b8b9e5bc3029cc91aa819d59b9c6b3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf3ddb2d04a749789ff904a36811030bd87fd5d761ee9d360dea87fb3e176409 [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" "bf3ddb2d04a749789ff904a36811030bd87fd5d761ee9d360dea87fb3e176409", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client/allocate.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | let mut client = ClientCore::new( [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fibers_global v0.1.2 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling rusturn v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client/allocate.rs:88:21 [INFO] [stdout] | [INFO] [stdout] 88 | let mut client = ClientCore::new( [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 43.05s [INFO] running `Command { std: "docker" "inspect" "bf3ddb2d04a749789ff904a36811030bd87fd5d761ee9d360dea87fb3e176409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf3ddb2d04a749789ff904a36811030bd87fd5d761ee9d360dea87fb3e176409", kill_on_drop: false }` [INFO] [stdout] bf3ddb2d04a749789ff904a36811030bd87fd5d761ee9d360dea87fb3e176409 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] f38da33cd83e2e83d90d02f7a6970bfe1e4353767ccc1622f2cdb5a7fe46140a [INFO] running `Command { std: "docker" "start" "-a" "f38da33cd83e2e83d90d02f7a6970bfe1e4353767ccc1622f2cdb5a7fe46140a", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/client/allocate.rs:88:21 [INFO] [stderr] | [INFO] [stderr] 88 | let mut client = ClientCore::new( [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/client/allocate.rs:88:21 [INFO] [stderr] | [INFO] [stderr] 88 | let mut client = ClientCore::new( [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rusturn-4f3e291182a409b4 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests rusturn [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 5) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f38da33cd83e2e83d90d02f7a6970bfe1e4353767ccc1622f2cdb5a7fe46140a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f38da33cd83e2e83d90d02f7a6970bfe1e4353767ccc1622f2cdb5a7fe46140a", kill_on_drop: false }` [INFO] [stdout] f38da33cd83e2e83d90d02f7a6970bfe1e4353767ccc1622f2cdb5a7fe46140a