[INFO] fetching crate track 0.1.0...
[INFO] testing track-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate track 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate track 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate track 0.1.0
[INFO] finished tweaking crates.io crate track 0.1.0
[INFO] tweaked toml for crates.io crate track 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate track 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1306e28c3d3689bbeeb221f9963bf80ad59185fc944ff7b31011e9ebe5b13d03
[INFO] running `Command { std: "docker" "start" "-a" "1306e28c3d3689bbeeb221f9963bf80ad59185fc944ff7b31011e9ebe5b13d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1306e28c3d3689bbeeb221f9963bf80ad59185fc944ff7b31011e9ebe5b13d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1306e28c3d3689bbeeb221f9963bf80ad59185fc944ff7b31011e9ebe5b13d03", kill_on_drop: false }`
[INFO] [stdout] 1306e28c3d3689bbeeb221f9963bf80ad59185fc944ff7b31011e9ebe5b13d03
[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" "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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0718be42764389b9ff6e46fc8e2c5bee42abc9e6904d130af763793150b370ba
[INFO] running `Command { std: "docker" "start" "-a" "0718be42764389b9ff6e46fc8e2c5bee42abc9e6904d130af763793150b370ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde-diff-derive v0.2.0
[INFO] [stderr]    Compiling track-macro v0.1.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde-diff v0.2.0
[INFO] [stderr]    Compiling track v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:13:58
[INFO] [stdout]    |
[INFO] [stdout] 13 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:18:58
[INFO] [stdout]    |
[INFO] [stdout] 18 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:24:58
[INFO] [stdout]    |
[INFO] [stdout] 24 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.60s
[INFO] running `Command { std: "docker" "inspect" "0718be42764389b9ff6e46fc8e2c5bee42abc9e6904d130af763793150b370ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0718be42764389b9ff6e46fc8e2c5bee42abc9e6904d130af763793150b370ba", kill_on_drop: false }`
[INFO] [stdout] 0718be42764389b9ff6e46fc8e2c5bee42abc9e6904d130af763793150b370ba
[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" "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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00d5ffdf309b37c5bf6517e154f574e3797968ba5b5dee5f069616be43c3a19e
[INFO] running `Command { std: "docker" "start" "-a" "00d5ffdf309b37c5bf6517e154f574e3797968ba5b5dee5f069616be43c3a19e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:13:58
[INFO] [stdout]    |
[INFO] [stdout] 13 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:18:58
[INFO] [stdout]    |
[INFO] [stdout] 18 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:24:58
[INFO] [stdout]    |
[INFO] [stdout] 24 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling track v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:13:58
[INFO] [stdout]    |
[INFO] [stdout] 13 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:18:58
[INFO] [stdout]    |
[INFO] [stdout] 18 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/bincode.rs:24:58
[INFO] [stdout]    |
[INFO] [stdout] 24 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/track-change.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         Apply::apply_to(&mut entity.1, &event.modified_fields, Bincode);
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.97s
[INFO] running `Command { std: "docker" "inspect" "00d5ffdf309b37c5bf6517e154f574e3797968ba5b5dee5f069616be43c3a19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d5ffdf309b37c5bf6517e154f574e3797968ba5b5dee5f069616be43c3a19e", kill_on_drop: false }`
[INFO] [stdout] 00d5ffdf309b37c5bf6517e154f574e3797968ba5b5dee5f069616be43c3a19e
[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" "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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c1e90accfcb2648c72b4cf71c7a52e97da36609eca928d38eda8ffdff010cf1
[INFO] running `Command { std: "docker" "start" "-a" "7c1e90accfcb2648c72b4cf71c7a52e97da36609eca928d38eda8ffdff010cf1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/serialization/bincode.rs:13:58
[INFO] [stderr]    |
[INFO] [stderr] 13 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stderr]    |                                                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/serialization/bincode.rs:18:58
[INFO] [stderr]    |
[INFO] [stderr] 18 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stderr]    |                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/serialization/bincode.rs:24:58
[INFO] [stderr]    |
[INFO] [stderr] 24 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?;
[INFO] [stderr]    |                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/serialization/bincode.rs:13:58
[INFO] [stderr]    |
[INFO] [stderr] 13 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stderr]    |                                                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/serialization/bincode.rs:18:58
[INFO] [stderr]    |
[INFO] [stderr] 18 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?)
[INFO] [stderr]    |                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/serialization/bincode.rs:24:58
[INFO] [stderr]    |
[INFO] [stderr] 24 |             .map_err(|e| ErrorKind::SerializationError(e.description().to_string()))?;
[INFO] [stderr]    |                                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/track-change.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         Apply::apply_to(&mut entity.1, &event.modified_fields, Bincode);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/track-961bd83f567b6612)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests track
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 31) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 23) stdout ----
[INFO] [stdout] error: expected `where`, `{`, `(`, or `;` after struct name, found `...`
[INFO] [stdout]  --> src/lib.rs:27:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Postition ...
[INFO] [stdout]   |                  ^^^ expected `where`, `{`, `(`, or `;` after struct name
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 31) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Position` in this scope
[INFO] [stdout]   --> src/lib.rs:45:33
[INFO] [stdout]    |
[INFO] [stdout] 16 |         (Identity { value: 1 }, Position { x: 0, y: 0 }),
[INFO] [stdout]    |                                 ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Position` in this scope
[INFO] [stdout]   --> src/lib.rs:46:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |         (Identity { value: 2 }, Position { x: 0, y: 0 }),
[INFO] [stdout]    |                                 ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Position` in this scope
[INFO] [stdout]   --> src/lib.rs:57:83
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn make_changes(channel: &ModificationChannel<Identity>, entities: Vec<(Identity, Position)>) {
[INFO] [stdout]    |                - help: you might be missing a type parameter: `<Position>`        ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Position` in this scope
[INFO] [stdout]   --> src/lib.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn apply_changes(
[INFO] [stdout]    |                 - help: you might be missing a type parameter: `<Position>`
[INFO] [stdout] 39 |     channel: &ModificationChannel<Identity>,
[INFO] [stdout] 40 |     entities: &mut Vec<(Identity, Position)>,
[INFO] [stdout]    |                                   ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0422.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 23)
[INFO] [stdout]     src/lib.rs - (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7c1e90accfcb2648c72b4cf71c7a52e97da36609eca928d38eda8ffdff010cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1e90accfcb2648c72b4cf71c7a52e97da36609eca928d38eda8ffdff010cf1", kill_on_drop: false }`
[INFO] [stdout] 7c1e90accfcb2648c72b4cf71c7a52e97da36609eca928d38eda8ffdff010cf1
