[INFO] fetching crate eventstore 1.0.0...
[INFO] testing eventstore-1.0.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate eventstore 1.0.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate eventstore 1.0.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventstore 1.0.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate eventstore 1.0.0
[INFO] tweaked toml for crates.io crate eventstore 1.0.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate crates.io crate eventstore 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 248d2f88c5bea5d94ec29b977681884e1ceb70f008b4325114cf9286028a1806
[INFO] running `Command { std: "docker" "start" "-a" "248d2f88c5bea5d94ec29b977681884e1ceb70f008b4325114cf9286028a1806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "248d2f88c5bea5d94ec29b977681884e1ceb70f008b4325114cf9286028a1806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "248d2f88c5bea5d94ec29b977681884e1ceb70f008b4325114cf9286028a1806", kill_on_drop: false }`
[INFO] [stdout] 248d2f88c5bea5d94ec29b977681884e1ceb70f008b4325114cf9286028a1806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2737d435385dcc672a2fb1a83efddce5e6e65e2c4912ab51fef6f899367aac3f
[INFO] running `Command { std: "docker" "start" "-a" "2737d435385dcc672a2fb1a83efddce5e6e65e2c4912ab51fef6f899367aac3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling http-body v0.4.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling tracing v0.1.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling tokio-util v0.6.3
[INFO] [stderr]    Compiling tokio-stream v0.1.3
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling h2 v0.3.0
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling tower v0.4.5
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling hyper v0.14.4
[INFO] [stderr]    Compiling tonic v0.4.0
[INFO] [stderr]    Compiling eventstore v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.43s
[INFO] running `Command { std: "docker" "inspect" "2737d435385dcc672a2fb1a83efddce5e6e65e2c4912ab51fef6f899367aac3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2737d435385dcc672a2fb1a83efddce5e6e65e2c4912ab51fef6f899367aac3f", kill_on_drop: false }`
[INFO] [stdout] 2737d435385dcc672a2fb1a83efddce5e6e65e2c4912ab51fef6f899367aac3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b4013d386cb9bfcb018768f55f7cade810cc8b185b21b1f235b32ccdf464c3a
[INFO] running `Command { std: "docker" "start" "-a" "4b4013d386cb9bfcb018768f55f7cade810cc8b185b21b1f235b32ccdf464c3a", 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]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling eventstore v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Credentials`, `EventData`, `ExpectedRevision`, `ReadResult`
[INFO] [stdout]  --> examples/server_side_filtering.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Client, Credentials, EventData, ExpectedRevision, ReadResult, SubEvent, SubscribeToAllOptions,
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> examples/server_side_filtering.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EventData`, `ExpectedRevision`, `Single`
[INFO] [stdout]  --> examples/reading_events.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 |     All, Client, Credentials, EventData, ExpectedRevision, Position, ReadAllOptions, ReadResult,
[INFO] [stdout]   |                               ^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     ReadStreamOptions, Single, StreamPosition,
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> examples/reading_events.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EventData`, `ExpectedRevision`, `ReadResult`
[INFO] [stdout]  --> examples/subscribing_to_stream.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Client, Credentials, EventData, ExpectedRevision, Position, ReadResult, StreamPosition,
[INFO] [stdout]   |                          ^^^^^^^^^  ^^^^^^^^^^^^^^^^            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> examples/subscribing_to_stream.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> examples/subscribing_to_stream.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExpectedRevision`, `ReadStreamOptions`
[INFO] [stdout]  --> examples/quickstart.rs:2:60
[INFO] [stdout]   |
[INFO] [stdout] 2 |     AppendToStreamOptions, Client, Credentials, EventData, ExpectedRevision, ReadResult,
[INFO] [stdout]   |                                                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     ReadStreamOptions,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::TryStreamExt`
[INFO] [stdout]  --> examples/quickstart.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::TryStreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/subscribing_to_stream.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     loop {
[INFO] [stdout] 52 | |         if let Some(event) = stream.try_next().await? {
[INFO] [stdout] 53 | |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stdout] 54 | |                 // Handles the event...
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |         }
[INFO] [stdout] 59 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 63 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::TryStreamExt`
[INFO] [stdout]  --> examples/appending_events.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::TryStreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> examples/subscribing_to_stream.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 94  | /     loop {
[INFO] [stdout] 95  | |         if let Some(event) = stream.try_next().await? {
[INFO] [stdout] 96  | |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stdout] 97  | |                 // Handles the event...
[INFO] [stdout] ...   |
[INFO] [stdout] 102 | |         }
[INFO] [stdout] 103 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 106 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> examples/subscribing_to_stream.rs:19:40
[INFO] [stdout]    |
[INFO] [stdout] 19 |         if let SubEvent::EventAppeared(event) = event {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> examples/subscribing_to_stream.rs:53:44
[INFO] [stdout]    |
[INFO] [stdout] 53 |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> examples/subscribing_to_stream.rs:71:40
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if let SubEvent::EventAppeared(event) = event {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> examples/subscribing_to_stream.rs:96:44
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filter`
[INFO] [stdout]    --> examples/subscribing_to_stream.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let filter = SubscriptionFilter::on_stream_name().regex("/invoice-\\d\\d\\d/g");
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]   --> examples/quickstart.rs:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if let ReadResult::Ok(events) = result {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> examples/reading_events.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let result = client.read_stream("some-stream", &options, All).await?;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> examples/reading_events.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let options = ReadAllOptions::default()
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]    --> examples/reading_events.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let events = client.read_all(&options, All).await?;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/quickstart.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     client
[INFO] [stdout] 37 | |         .append_to_stream("some-stream", &Default::default(), event_data)
[INFO] [stdout] 38 | |         .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]   --> examples/quickstart.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     client
[INFO] [stdout] 47 | |         .append_to_stream("some-stream", &options, event_data)
[INFO] [stdout] 48 | |         .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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/grpc.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout] 65 |             Err(e) => panic!(format!("Failed parsing [{}]: {:?}", mockup.string, e)),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 65 |             Err(e) => panic!("Failed parsing [{}]: {:?}", mockup.string, e),
[INFO] [stdout]    |                             --                                           --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.14s
[INFO] running `Command { std: "docker" "inspect" "4b4013d386cb9bfcb018768f55f7cade810cc8b185b21b1f235b32ccdf464c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4013d386cb9bfcb018768f55f7cade810cc8b185b21b1f235b32ccdf464c3a", kill_on_drop: false }`
[INFO] [stdout] 4b4013d386cb9bfcb018768f55f7cade810cc8b185b21b1f235b32ccdf464c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c2cec8cf4ebff53d1d75e39e454da10494b21fe8db8adf9a9e6f0cd45f7c722
[INFO] running `Command { std: "docker" "start" "-a" "8c2cec8cf4ebff53d1d75e39e454da10494b21fe8db8adf9a9e6f0cd45f7c722", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/grpc.rs:65:30
[INFO] [stderr]    |
[INFO] [stderr] 65 |             Err(e) => panic!(format!("Failed parsing [{}]: {:?}", mockup.string, e)),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 65 |             Err(e) => panic!("Failed parsing [{}]: {:?}", mockup.string, e),
[INFO] [stderr]    |                             --                                           --
[INFO] [stderr] 
[INFO] [stderr] warning: `eventstore` (lib test) generated 1 warning
[INFO] [stderr] warning: unused imports: `ExpectedRevision`, `ReadStreamOptions`
[INFO] [stderr]  --> examples/quickstart.rs:2:60
[INFO] [stderr]   |
[INFO] [stderr] 2 |     AppendToStreamOptions, Client, Credentials, EventData, ExpectedRevision, ReadResult,
[INFO] [stderr]   |                                                            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 3 |     ReadStreamOptions,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::TryStreamExt`
[INFO] [stderr]  --> examples/quickstart.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::TryStreamExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `events`
[INFO] [stderr]   --> examples/quickstart.rs:56:27
[INFO] [stderr]    |
[INFO] [stderr] 56 |     if let ReadResult::Ok(events) = result {
[INFO] [stderr]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/quickstart.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     client
[INFO] [stderr] 37 | |         .append_to_stream("some-stream", &Default::default(), event_data)
[INFO] [stderr] 38 | |         .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]   --> examples/quickstart.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | /     client
[INFO] [stderr] 47 | |         .append_to_stream("some-stream", &options, event_data)
[INFO] [stderr] 48 | |         .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 imports: `EventData`, `ExpectedRevision`, `ReadResult`
[INFO] [stderr]  --> examples/subscribing_to_stream.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 |     Client, Credentials, EventData, ExpectedRevision, Position, ReadResult, StreamPosition,
[INFO] [stderr]   |                          ^^^^^^^^^  ^^^^^^^^^^^^^^^^            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]  --> examples/subscribing_to_stream.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> examples/subscribing_to_stream.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> examples/subscribing_to_stream.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | /     loop {
[INFO] [stderr] 52 | |         if let Some(event) = stream.try_next().await? {
[INFO] [stderr] 53 | |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stderr] 54 | |                 // Handles the event...
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         }
[INFO] [stderr] 59 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 63 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> examples/subscribing_to_stream.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 94  | /     loop {
[INFO] [stderr] 95  | |         if let Some(event) = stream.try_next().await? {
[INFO] [stderr] 96  | |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stderr] 97  | |                 // Handles the event...
[INFO] [stderr] ...   |
[INFO] [stderr] 102 | |         }
[INFO] [stderr] 103 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 106 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> examples/subscribing_to_stream.rs:19:40
[INFO] [stderr]    |
[INFO] [stderr] 19 |         if let SubEvent::EventAppeared(event) = event {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> examples/subscribing_to_stream.rs:53:44
[INFO] [stderr]    |
[INFO] [stderr] 53 |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stderr]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> examples/subscribing_to_stream.rs:71:40
[INFO] [stderr]    |
[INFO] [stderr] 71 |         if let SubEvent::EventAppeared(event) = event {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> examples/subscribing_to_stream.rs:96:44
[INFO] [stderr]    |
[INFO] [stderr] 96 |             if let SubEvent::EventAppeared(event) = event {
[INFO] [stderr]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filter`
[INFO] [stderr]    --> examples/subscribing_to_stream.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |     let filter = SubscriptionFilter::on_stream_name().regex("/invoice-\\d\\d\\d/g");
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_filter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Credentials`, `EventData`, `ExpectedRevision`, `ReadResult`
[INFO] [stderr]  --> examples/server_side_filtering.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 |     Client, Credentials, EventData, ExpectedRevision, ReadResult, SubEvent, SubscribeToAllOptions,
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> examples/server_side_filtering.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `EventData`, `ExpectedRevision`, `Single`
[INFO] [stderr]  --> examples/reading_events.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 |     All, Client, Credentials, EventData, ExpectedRevision, Position, ReadAllOptions, ReadResult,
[INFO] [stderr]   |                               ^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 3 |     ReadStreamOptions, Single, StreamPosition,
[INFO] [stderr]   |                        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> examples/reading_events.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> examples/reading_events.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |     let result = client.read_stream("some-stream", &options, All).await?;
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `options`
[INFO] [stderr]    --> examples/reading_events.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |     let options = ReadAllOptions::default()
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `events`
[INFO] [stderr]    --> examples/reading_events.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let events = client.read_all(&options, All).await?;
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::TryStreamExt`
[INFO] [stderr]  --> examples/appending_events.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::TryStreamExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `eventstore` (example "quickstart") generated 5 warnings
[INFO] [stderr] warning: `eventstore` (example "subscribing_to_stream") generated 10 warnings
[INFO] [stderr] warning: `eventstore` (example "server_side_filtering") generated 2 warnings
[INFO] [stderr] warning: `eventstore` (example "reading_events") generated 5 warnings
[INFO] [stderr] warning: `eventstore` (example "appending_events") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eventstore-f1501326bbb953a8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test grpc::test_connection_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-669876d845cd1a09)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]  ERROR eventstore::grpc > Maximum discovery attempt count reached: 3
[INFO] [stdout] test es6_20_6_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- es6_20_6_test stdout ----
[INFO] [stdout] Error: GrpcConnectionError(MaxDiscoveryAttemptReached(3))
[INFO] [stdout] thread 'es6_20_6_test' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `1`,
[INFO] [stdout]  right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:194:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5583603e6680 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5583603e6680 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5583603e6680 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5583603e6680 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55836040a0ec - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x5583603e00e5 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x5583603e886b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5583603e886b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5583603e886b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5583603e837c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5583603e8f34 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5583603e8a17 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5583603e6b5c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5583603e8979 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55835fac4ac1 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5583604087fe - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x55836033356a - core::panicking::assert_failed::h1b42461e30c224e3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x55835fb0dbd9 - test::assert_test_result::hae5ca7a8481a9c05
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:194:5
[INFO] [stdout]   18:     0x55835fb191f5 - integration::es6_20_6_test::{{closure}}::hab97edae705b0436
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration.rs:274:1
[INFO] [stdout]   19:     0x55835faf4ace - core::ops::function::FnOnce::call_once::h75a4c2555080bd46
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55835fdf8e63 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55835fdf8e63 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x55835fdf7918 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x55835fdf7918 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x55835fdf7918 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x55835fdf7918 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x55835fdf7918 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x55835fdf7918 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x55835fdf7918 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x55835fdc60ad - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x55835fdc60ad - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55835fdca878 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x55835fdca878 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x55835fdca878 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x55835fdca878 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x55835fdca878 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x55835fdca878 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x55835fdca878 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5583603ee267 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x5583603ee267 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x5583603ee267 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f04e5edc609 - start_thread
[INFO] [stdout]   42:     0x7f04e5cae293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     es6_20_6_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test integration'
[INFO] running `Command { std: "docker" "inspect" "8c2cec8cf4ebff53d1d75e39e454da10494b21fe8db8adf9a9e6f0cd45f7c722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2cec8cf4ebff53d1d75e39e454da10494b21fe8db8adf9a9e6f0cd45f7c722", kill_on_drop: false }`
[INFO] [stdout] 8c2cec8cf4ebff53d1d75e39e454da10494b21fe8db8adf9a9e6f0cd45f7c722
