[INFO] fetching crate zuse 0.4.1...
[INFO] testing zuse-0.4.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate zuse 0.4.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate zuse 0.4.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zuse 0.4.1
[INFO] finished tweaking crates.io crate zuse 0.4.1
[INFO] tweaked toml for crates.io crate zuse 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate zuse 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-core v0.1.10
[INFO] [stderr]   Downloaded pin-project v0.4.9
[INFO] [stderr]   Downloaded base64 v0.12.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.9
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.10
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded anyhow v1.0.28
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.60
[INFO] [stderr]   Downloaded handlebars v3.0.1
[INFO] [stderr]   Downloaded rusoto_credential v0.43.0
[INFO] [stderr]   Downloaded rusoto_sts v0.43.0
[INFO] [stderr]   Downloaded standback v0.2.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.60
[INFO] [stderr]   Downloaded h2 v0.2.4
[INFO] [stderr]   Downloaded mpmc v0.1.5
[INFO] [stderr]   Downloaded time-macros v0.1.0
[INFO] [stderr]   Downloaded time-macros-impl v0.1.0
[INFO] [stderr]   Downloaded rusoto_sns v0.43.0
[INFO] [stderr]   Downloaded rusoto_core v0.43.0
[INFO] [stderr]   Downloaded xml-rs v0.8.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.60
[INFO] [stderr]   Downloaded web-sys v0.3.37
[INFO] [stderr]   Downloaded reqwest v0.10.4
[INFO] [stderr]   Downloaded js-sys v0.3.37
[INFO] [stderr]   Downloaded security-framework-sys v0.4.2
[INFO] [stderr]   Downloaded hyper v0.13.4
[INFO] [stderr]   Downloaded time v0.2.9
[INFO] [stderr]   Downloaded rustversion v1.0.2
[INFO] [stderr]   Downloaded futures-executor v0.3.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.60
[INFO] [stderr]   Downloaded serde_yaml v0.8.11
[INFO] [stderr]   Downloaded serde_json v1.0.52
[INFO] [stderr]   Downloaded openssl-src v111.9.0+1.1.1g
[INFO] [stderr]   Downloaded futures-macro v0.3.4
[INFO] [stderr]   Downloaded telegram-bot-raw v0.7.0
[INFO] [stderr]   Downloaded tracing-futures v0.2.3
[INFO] [stderr]   Downloaded telegram-bot v0.7.0
[INFO] [stderr]   Downloaded rusoto_signature v0.43.0
[INFO] [stderr]   Downloaded security-framework v0.4.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.7
[INFO] [stderr]   Downloaded multipart v0.16.1
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded ryu v1.0.3
[INFO] [stderr]   Downloaded arc-swap v0.4.5
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded tracing v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce6fdf2ae2dacad2af096e5ca3953a9c62e1d237006b50c11d3e0951a1e2df3a
[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" "ce6fdf2ae2dacad2af096e5ca3953a9c62e1d237006b50c11d3e0951a1e2df3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6fdf2ae2dacad2af096e5ca3953a9c62e1d237006b50c11d3e0951a1e2df3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6fdf2ae2dacad2af096e5ca3953a9c62e1d237006b50c11d3e0951a1e2df3a", kill_on_drop: false }`
[INFO] [stdout] ce6fdf2ae2dacad2af096e5ca3953a9c62e1d237006b50c11d3e0951a1e2df3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 392fa7ac80cf123cdaa4143fbceba87bb9461b2b1e9d2a2934bfbe2047011161
[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" "392fa7ac80cf123cdaa4143fbceba87bb9461b2b1e9d2a2934bfbe2047011161", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling arc-swap v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling standback v0.2.2
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling base64 v0.12.0
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling mpmc v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling openssl-src v111.9.0+1.1.1g
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rusoto_core v0.43.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling multipart v0.16.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling time v0.2.9
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.9
[INFO] [stderr]    Compiling tracing v0.1.13
[INFO] [stderr]    Compiling tracing-futures v0.2.3
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde-value v0.5.3
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling rusoto_credential v0.43.0
[INFO] [stderr]    Compiling telegram-bot-raw v0.7.0
[INFO] [stderr]    Compiling handlebars v3.0.1
[INFO] [stderr]    Compiling rusoto_signature v0.43.0
[INFO] [stderr]    Compiling rusoto_sts v0.43.0
[INFO] [stderr]    Compiling rusoto_sns v0.43.0
[INFO] [stderr]    Compiling telegram-bot v0.7.0
[INFO] [stderr]    Compiling zuse v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::Future`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IpAddr`
[INFO] [stdout]   --> src/main.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::{IpAddr, SocketAddr};
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1490:9
[INFO] [stdout]      |
[INFO] [stdout] 1490 |         mut tx: tokio::sync::mpsc::Sender<ZuseJobMessage>,
[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: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1567:17
[INFO] [stdout]      |
[INFO] [stdout] 1567 |             let mut test_tx = sender.clone();
[INFO] [stdout]      |                 ----^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/main.rs:1458:25
[INFO] [stdout]      |
[INFO] [stdout] 1458 | /                         tx.send(
[INFO] [stdout] 1459 | |                             msg.with_state(
[INFO] [stdout] 1460 | |                                 JobSMStates::Failure,
[INFO] [stdout] 1461 | |                             ),
[INFO] [stdout] 1462 | |                         ).await;
[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` that must be used
[INFO] [stdout]     --> src/main.rs:1467:25
[INFO] [stdout]      |
[INFO] [stdout] 1467 | /                         tx.send(
[INFO] [stdout] 1468 | |                             msg.with_state(
[INFO] [stdout] 1469 | |                                 JobSMStates::Recovery,
[INFO] [stdout] 1470 | |                             ),
[INFO] [stdout] 1471 | |                         ).await;
[INFO] [stdout]      | |________________________________^
[INFO] [stdout]      |
[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` that must be used
[INFO] [stdout]     --> src/main.rs:1546:17
[INFO] [stdout]      |
[INFO] [stdout] 1546 | /                 send_op
[INFO] [stdout] 1547 | |                     .map_err(|err|
[INFO] [stdout] 1548 | |                         println!(
[INFO] [stdout] 1549 | |                             "WARNING: SENDING MESSAGE VIA CHANNEL {:?} FAILED: {:?}",
[INFO] [stdout] ...    |
[INFO] [stdout] 1552 | |                         )
[INFO] [stdout] 1553 | |                     );
[INFO] [stdout]      | |______________________^
[INFO] [stdout]      |
[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` that must be used
[INFO] [stdout]     --> src/main.rs:1573:17
[INFO] [stdout]      |
[INFO] [stdout] 1573 | /                 Zuse::test_runner(
[INFO] [stdout] 1574 | |                     args,
[INFO] [stdout] 1575 | |                     (test_id, test),
[INFO] [stdout] 1576 | |                     test_tx,
[INFO] [stdout] 1577 | |                 ).await;
[INFO] [stdout]      | |________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 27s
[INFO] running `Command { std: "docker" "inspect" "392fa7ac80cf123cdaa4143fbceba87bb9461b2b1e9d2a2934bfbe2047011161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392fa7ac80cf123cdaa4143fbceba87bb9461b2b1e9d2a2934bfbe2047011161", kill_on_drop: false }`
[INFO] [stdout] 392fa7ac80cf123cdaa4143fbceba87bb9461b2b1e9d2a2934bfbe2047011161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 553d21b0666babed802dc7a7bb1d150b37d6207f83f13d1ea1bd9f8f140358d0
[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" "553d21b0666babed802dc7a7bb1d150b37d6207f83f13d1ea1bd9f8f140358d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling zuse v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::Future`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IpAddr`
[INFO] [stdout]   --> src/main.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::{IpAddr, SocketAddr};
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1490:9
[INFO] [stdout]      |
[INFO] [stdout] 1490 |         mut tx: tokio::sync::mpsc::Sender<ZuseJobMessage>,
[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: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1567:17
[INFO] [stdout]      |
[INFO] [stdout] 1567 |             let mut test_tx = sender.clone();
[INFO] [stdout]      |                 ----^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]     --> src/main.rs:1458:25
[INFO] [stdout]      |
[INFO] [stdout] 1458 | /                         tx.send(
[INFO] [stdout] 1459 | |                             msg.with_state(
[INFO] [stdout] 1460 | |                                 JobSMStates::Failure,
[INFO] [stdout] 1461 | |                             ),
[INFO] [stdout] 1462 | |                         ).await;
[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` that must be used
[INFO] [stdout]     --> src/main.rs:1467:25
[INFO] [stdout]      |
[INFO] [stdout] 1467 | /                         tx.send(
[INFO] [stdout] 1468 | |                             msg.with_state(
[INFO] [stdout] 1469 | |                                 JobSMStates::Recovery,
[INFO] [stdout] 1470 | |                             ),
[INFO] [stdout] 1471 | |                         ).await;
[INFO] [stdout]      | |________________________________^
[INFO] [stdout]      |
[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` that must be used
[INFO] [stdout]     --> src/main.rs:1546:17
[INFO] [stdout]      |
[INFO] [stdout] 1546 | /                 send_op
[INFO] [stdout] 1547 | |                     .map_err(|err|
[INFO] [stdout] 1548 | |                         println!(
[INFO] [stdout] 1549 | |                             "WARNING: SENDING MESSAGE VIA CHANNEL {:?} FAILED: {:?}",
[INFO] [stdout] ...    |
[INFO] [stdout] 1552 | |                         )
[INFO] [stdout] 1553 | |                     );
[INFO] [stdout]      | |______________________^
[INFO] [stdout]      |
[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` that must be used
[INFO] [stdout]     --> src/main.rs:1573:17
[INFO] [stdout]      |
[INFO] [stdout] 1573 | /                 Zuse::test_runner(
[INFO] [stdout] 1574 | |                     args,
[INFO] [stdout] 1575 | |                     (test_id, test),
[INFO] [stdout] 1576 | |                     test_tx,
[INFO] [stdout] 1577 | |                 ).await;
[INFO] [stdout]      | |________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "553d21b0666babed802dc7a7bb1d150b37d6207f83f13d1ea1bd9f8f140358d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553d21b0666babed802dc7a7bb1d150b37d6207f83f13d1ea1bd9f8f140358d0", kill_on_drop: false }`
[INFO] [stdout] 553d21b0666babed802dc7a7bb1d150b37d6207f83f13d1ea1bd9f8f140358d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3bc6e4f39fd0896e6194484423134de02a967c3d19619e1f5599e771f2b1745
[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" "d3bc6e4f39fd0896e6194484423134de02a967c3d19619e1f5599e771f2b1745", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `futures::Future`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use futures::Future;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IpAddr`
[INFO] [stderr]   --> src/main.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::net::{IpAddr, SocketAddr};
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1490:9
[INFO] [stderr]      |
[INFO] [stderr] 1490 |         mut tx: tokio::sync::mpsc::Sender<ZuseJobMessage>,
[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: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1567:17
[INFO] [stderr]      |
[INFO] [stderr] 1567 |             let mut test_tx = sender.clone();
[INFO] [stderr]      |                 ----^^^^^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/main.rs:1458:25
[INFO] [stderr]      |
[INFO] [stderr] 1458 | /                         tx.send(
[INFO] [stderr] 1459 | |                             msg.with_state(
[INFO] [stderr] 1460 | |                                 JobSMStates::Failure,
[INFO] [stderr] 1461 | |                             ),
[INFO] [stderr] 1462 | |                         ).await;
[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: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/main.rs:1467:25
[INFO] [stderr]      |
[INFO] [stderr] 1467 | /                         tx.send(
[INFO] [stderr] 1468 | |                             msg.with_state(
[INFO] [stderr] 1469 | |                                 JobSMStates::Recovery,
[INFO] [stderr] 1470 | |                             ),
[INFO] [stderr] 1471 | |                         ).await;
[INFO] [stderr]      | |________________________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/main.rs:1546:17
[INFO] [stderr]      |
[INFO] [stderr] 1546 | /                 send_op
[INFO] [stderr] 1547 | |                     .map_err(|err|
[INFO] [stderr] 1548 | |                         println!(
[INFO] [stderr] 1549 | |                             "WARNING: SENDING MESSAGE VIA CHANNEL {:?} FAILED: {:?}",
[INFO] [stderr] ...    |
[INFO] [stderr] 1552 | |                         )
[INFO] [stderr] 1553 | |                     );
[INFO] [stderr]      | |______________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]     --> src/main.rs:1573:17
[INFO] [stderr]      |
[INFO] [stderr] 1573 | /                 Zuse::test_runner(
[INFO] [stderr] 1574 | |                     args,
[INFO] [stderr] 1575 | |                     (test_id, test),
[INFO] [stderr] 1576 | |                     test_tx,
[INFO] [stderr] 1577 | |                 ).await;
[INFO] [stderr]      | |________________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zuse-3d9c5bdc669f197e
[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" "d3bc6e4f39fd0896e6194484423134de02a967c3d19619e1f5599e771f2b1745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bc6e4f39fd0896e6194484423134de02a967c3d19619e1f5599e771f2b1745", kill_on_drop: false }`
[INFO] [stdout] d3bc6e4f39fd0896e6194484423134de02a967c3d19619e1f5599e771f2b1745
