[INFO] fetching crate cordata 0.0.1...
[INFO] checking cordata-0.0.1 against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] extracting crate cordata 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cordata 0.0.1
[INFO] finished tweaking crates.io crate cordata 0.0.1
[INFO] tweaked toml for crates.io crate cordata 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cordata 0.0.1 on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cafb0b3fed7ca8c1482dc0dce86259f18d61249726fac885cf4c4cf3ea7ce985
[INFO] running `Command { std: "docker" "start" "-a" "cafb0b3fed7ca8c1482dc0dce86259f18d61249726fac885cf4c4cf3ea7ce985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cafb0b3fed7ca8c1482dc0dce86259f18d61249726fac885cf4c4cf3ea7ce985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cafb0b3fed7ca8c1482dc0dce86259f18d61249726fac885cf4c4cf3ea7ce985", kill_on_drop: false }`
[INFO] [stdout] cafb0b3fed7ca8c1482dc0dce86259f18d61249726fac885cf4c4cf3ea7ce985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d3fdd17225f12264801df25b7aa4e3edf047249b00503fb7d0f466487dfcbd
[INFO] running `Command { std: "docker" "start" "-a" "73d3fdd17225f12264801df25b7aa4e3edf047249b00503fb7d0f466487dfcbd", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]     Checking cordata v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default::Default`
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct VersionVector<T, V>(BTreeMap<T, V>);
[INFO] [stdout]    |        -------------       ^^^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `thread_id`, `version`, and `operations` are never read
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct State<Operation, OperationId, ThreadId, LocalClock> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 45 |     thread_id: ThreadId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 46 |     version: VersionVector<ThreadId, LocalClock>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 47 |     operations: BTreeMap<OperationId, Operation>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking env_filter v1.0.1
[INFO] [stderr]     Checking env_logger v0.11.10
[INFO] [stderr]     Checking quickcheck v1.1.0
[INFO] [stdout] warning: unused import: `std::default::Default`
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct VersionVector<T, V>(BTreeMap<T, V>);
[INFO] [stdout]    |        -------------       ^^^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `thread_id`, `version`, and `operations` are never read
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct State<Operation, OperationId, ThreadId, LocalClock> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 45 |     thread_id: ThreadId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 46 |     version: VersionVector<ThreadId, LocalClock>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 47 |     operations: BTreeMap<OperationId, Operation>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "73d3fdd17225f12264801df25b7aa4e3edf047249b00503fb7d0f466487dfcbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d3fdd17225f12264801df25b7aa4e3edf047249b00503fb7d0f466487dfcbd", kill_on_drop: false }`
[INFO] [stdout] 73d3fdd17225f12264801df25b7aa4e3edf047249b00503fb7d0f466487dfcbd
