[INFO] fetching crate endr 0.9.0...
[INFO] testing endr-0.9.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate endr 0.9.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate endr 0.9.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate endr 0.9.0
[INFO] finished tweaking crates.io crate endr 0.9.0
[INFO] tweaked toml for crates.io crate endr 0.9.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v3.7.0
[INFO] [stderr]   Downloaded deepsize_derive v0.1.2
[INFO] [stderr]   Downloaded deepsize v0.2.0
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[INFO] [stderr]   Downloaded litl v0.6.0
[INFO] [stderr]   Downloaded litl-nanval v0.2.0
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[INFO] [stderr]   Downloaded z-base-32 v0.1.2
[INFO] [stderr]   Downloaded tagged-box v0.1.1
[INFO] [stderr]   Downloaded litl-val v0.2.0
[INFO] [stderr]   Downloaded audi v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcf1d8e63f11270520ce5cb262da703977d7ec4091095ff21d596be6c4ce33c1
[INFO] running `Command { std: "docker" "start" "-a" "bcf1d8e63f11270520ce5cb262da703977d7ec4091095ff21d596be6c4ce33c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcf1d8e63f11270520ce5cb262da703977d7ec4091095ff21d596be6c4ce33c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf1d8e63f11270520ce5cb262da703977d7ec4091095ff21d596be6c4ce33c1", kill_on_drop: false }`
[INFO] [stdout] bcf1d8e63f11270520ce5cb262da703977d7ec4091095ff21d596be6c4ce33c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f328eed6e5484fe7f69009a4fe0352ceb0b4e0f9a32da90bafdf16ffb50b8fd
[INFO] running `Command { std: "docker" "start" "-a" "6f328eed6e5484fe7f69009a4fe0352ceb0b4e0f9a32da90bafdf16ffb50b8fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling futures-sink v0.3.28
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[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
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[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling signature v1.6.4
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[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling serde_bytes v0.11.9
[INFO] [stderr]    Compiling serde_path_to_error v0.1.11
[INFO] [stderr]    Compiling z-base-32 v0.1.2
[INFO] [stderr]    Compiling constant_time_eq v0.2.5
[INFO] [stderr]    Compiling tagged-box v0.1.1
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[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling async_executors v0.6.0
[INFO] [stderr]    Compiling objt v0.1.0
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[INFO] [stderr]    Compiling digest v0.9.0
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[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling aead v0.4.3
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[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling ordered-float v3.7.0
[INFO] [stderr]    Compiling poly1305 v0.7.2
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling deepsize_derive v0.1.2
[INFO] [stderr]    Compiling blanket v0.2.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling deepsize v0.2.0
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling curve25519-dalek v3.2.1
[INFO] [stderr]    Compiling salsa20 v0.9.0
[INFO] [stderr]    Compiling chacha20 v0.8.2
[INFO] [stderr]    Compiling xsalsa20poly1305 v0.8.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.9.1
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling litl-val v0.2.0
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling x25519-dalek v1.2.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling crypto_box v0.7.2
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling litl v0.6.0
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling audi v0.3.0
[INFO] [stderr]    Compiling mofo v0.2.2
[INFO] [stderr]    Compiling ridl v0.7.0
[INFO] [stderr]    Compiling endr v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     rc::Rc, error,
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     future::{self, join_all},
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::LogID`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::LogID;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/causal_set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace_span`, `trace`
[INFO] [stdout]   --> src/causal_set.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{trace, trace_span};
[INFO] [stdout]    |               ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/log.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing::{debug, error, info};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/set.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{error, debug, warn};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ApplyDiffErrorFor`, `ObjectID`
[INFO] [stdout]   --> src/set.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         ApplyDiffErrorFor, ApplyDiffResult, ApplyDiffSuccess, Telepathic, TelepathicDiff,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     },
[INFO] [stdout] 19 |     StorageBackend, ObjectID,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/telepathic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_empty`
[INFO] [stdout]    --> src/lib.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let is_empty = object.borrow().state_info().is_none();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_empty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.26s
[INFO] running `Command { std: "docker" "inspect" "6f328eed6e5484fe7f69009a4fe0352ceb0b4e0f9a32da90bafdf16ffb50b8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f328eed6e5484fe7f69009a4fe0352ceb0b4e0f9a32da90bafdf16ffb50b8fd", kill_on_drop: false }`
[INFO] [stdout] 6f328eed6e5484fe7f69009a4fe0352ceb0b4e0f9a32da90bafdf16ffb50b8fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbffd5dd70135e887d1b0ac76e35c8129fac8f9aa02bd74c185a29af96337523
[INFO] running `Command { std: "docker" "start" "-a" "bbffd5dd70135e887d1b0ac76e35c8129fac8f9aa02bd74c185a29af96337523", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]    Compiling linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     rc::Rc, error,
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     future::{self, join_all},
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::LogID`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::LogID;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/causal_set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace_span`, `trace`
[INFO] [stdout]   --> src/causal_set.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{trace, trace_span};
[INFO] [stdout]    |               ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/log.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing::{debug, error, info};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/set.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{error, debug, warn};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ApplyDiffErrorFor`, `ObjectID`
[INFO] [stdout]   --> src/set.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         ApplyDiffErrorFor, ApplyDiffResult, ApplyDiffSuccess, Telepathic, TelepathicDiff,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     },
[INFO] [stdout] 19 |     StorageBackend, ObjectID,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/telepathic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_empty`
[INFO] [stdout]    --> src/lib.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let is_empty = object.borrow().state_info().is_none();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_empty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling tempfile v3.5.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.1.0
[INFO] [stderr]    Compiling endr v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     rc::Rc, error,
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     future::{self, join_all},
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::LogID`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use log::LogID;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/causal_set.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace_span`, `trace`
[INFO] [stdout]   --> src/causal_set.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{trace, trace_span};
[INFO] [stdout]    |               ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/log.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing::{debug, error, info};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/set.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing::{error, debug, warn};
[INFO] [stdout]    |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ApplyDiffErrorFor`, `ObjectID`
[INFO] [stdout]   --> src/set.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         ApplyDiffErrorFor, ApplyDiffResult, ApplyDiffSuccess, Telepathic, TelepathicDiff,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     },
[INFO] [stdout] 19 |     StorageBackend, ObjectID,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]  --> src/telepathic.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tracing::debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_empty`
[INFO] [stdout]    --> src/lib.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let is_empty = object.borrow().state_info().is_none();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_empty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.84s
[INFO] running `Command { std: "docker" "inspect" "bbffd5dd70135e887d1b0ac76e35c8129fac8f9aa02bd74c185a29af96337523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbffd5dd70135e887d1b0ac76e35c8129fac8f9aa02bd74c185a29af96337523", kill_on_drop: false }`
[INFO] [stdout] bbffd5dd70135e887d1b0ac76e35c8129fac8f9aa02bd74c185a29af96337523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d60180478f6e902b16346afea9a1ca980744aa0dd6df0e8141e464b057a25e3
[INFO] running `Command { std: "docker" "start" "-a" "1d60180478f6e902b16346afea9a1ca980744aa0dd6df0e8141e464b057a25e3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> src/lib.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 |     rc::Rc, error,
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> src/lib.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 |     future::{self, join_all},
[INFO] [stderr]    |              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::LogID`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use log::LogID;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/causal_set.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `trace_span`, `trace`
[INFO] [stderr]   --> src/causal_set.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tracing::{trace, trace_span};
[INFO] [stderr]    |               ^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]   --> src/log.rs:10:15
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tracing::{debug, error, info};
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]   --> src/set.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tracing::{error, debug, warn};
[INFO] [stderr]    |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ApplyDiffErrorFor`, `ObjectID`
[INFO] [stderr]   --> src/set.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         ApplyDiffErrorFor, ApplyDiffResult, ApplyDiffSuccess, Telepathic, TelepathicDiff,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 18 |     },
[INFO] [stderr] 19 |     StorageBackend, ObjectID,
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracing::debug`
[INFO] [stderr]  --> src/telepathic.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tracing::debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_empty`
[INFO] [stderr]    --> src/lib.rs:398:13
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let is_empty = object.borrow().state_info().is_none();
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_empty`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `endr` (lib) generated 10 warnings (run `cargo fix --lib -p endr` to apply 10 suggestions)
[INFO] [stderr] warning: `endr` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/endr-ba31e5a27c235985)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test object::test::object_id_serialization_roundtrips ... ok
[INFO] [stdout] test causal_set::test::linear_items_in_any_order_causes_no_disconnected ... ok
[INFO] [stdout] test causal_set::test::randomly_connected_items_in_any_order_causes_no_disconnected ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.66s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/syncing.rs (/opt/rustwide/target/debug/deps/syncing-669281c302207cf6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test if_remote_is_sync_everything_it_will_receive_log_updates_and_get_local_notifications ... ok
[INFO] [stdout] test if_remote_is_sync_everything_it_will_receive_log_initial_states_as_local_notifications ... ok
[INFO] [stdout] test log_appends_propagate_to_other_clients_with_shared_sync_everything ... ok
[INFO] [stdout] test log_appends_dont_propagate_to_clients_that_dont_care_about_them ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/writing_and_reading.rs (/opt/rustwide/target/debug/deps/writing_and_reading-190456531bc5b700)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test can_create_a_blob ... ok
[INFO] [stdout] test can_create_append_and_read_a_log ... ok
[INFO] [stdout] test listeners_get_notified_on_local_log_appends ... ok
[INFO] [stdout] test can_create_insert_into_and_read_a_set ... ok
[INFO] [stdout] test listeners_get_notified_with_initial_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests endr
[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] running `Command { std: "docker" "inspect" "1d60180478f6e902b16346afea9a1ca980744aa0dd6df0e8141e464b057a25e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d60180478f6e902b16346afea9a1ca980744aa0dd6df0e8141e464b057a25e3", kill_on_drop: false }`
[INFO] [stdout] 1d60180478f6e902b16346afea9a1ca980744aa0dd6df0e8141e464b057a25e3
