[INFO] cloning repository https://github.com/a11enhuang/me-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a11enhuang/me-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa11enhuang%2Fme-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa11enhuang%2Fme-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02581f2b3f1acb06ec9ed899c6bd7ecc5f203eee
[INFO] checking a11enhuang/me-rs against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa11enhuang%2Fme-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/a11enhuang/me-rs
[INFO] finished tweaking git repo https://github.com/a11enhuang/me-rs
[INFO] tweaked toml for git repo https://github.com/a11enhuang/me-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/a11enhuang/me-rs on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/a11enhuang/me-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking a11enhuang/me-rs against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa11enhuang%2Fme-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/a11enhuang/me-rs
[INFO] finished tweaking git repo https://github.com/a11enhuang/me-rs
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[INFO] validating manifest of git repo https://github.com/a11enhuang/me-rs on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/a11enhuang/me-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 268fbf3c2821722cb75a829a9c3f26912ab538a0dcbf5b1f67181a369ace3800
[INFO] running `Command { std: "docker" "start" "-a" "268fbf3c2821722cb75a829a9c3f26912ab538a0dcbf5b1f67181a369ace3800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "268fbf3c2821722cb75a829a9c3f26912ab538a0dcbf5b1f67181a369ace3800", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61f2196eb690dd3792edc55726729aa652b54a420923d6d3e7f41a1ac0359a4a
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[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
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[INFO] [stderr]    Compiling tokio-macros v2.1.0
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[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
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[INFO] [stderr]     Checking serde_yaml v0.8.26
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[INFO] [stderr]     Checking me-rs v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kernel/direct.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut buckets = if is_ask_order {
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kernel/direct.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut lb: Option<Rc<RefCell<Bucket>>> = None;
[INFO] [stdout]     |                     ----^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_bucket`
[INFO] [stdout]    --> src/kernel/direct.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     Some(lower_bucket) => {}
[INFO] [stdout]     |                          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_bucket`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kernel/direct.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut dorder = DirectOrder {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/kernel/direct.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut buckets = if is_ask_order {
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order`
[INFO] [stdout]    --> src/kernel/direct.rs:139:31
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn place_order(&mut self, order: Order) {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kernel/direct.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut lb: Option<Rc<RefCell<Bucket>>> = None;
[INFO] [stdout]     |                     ----^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_bucket`
[INFO] [stdout]    --> src/kernel/direct.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     Some(lower_bucket) => {}
[INFO] [stdout]     |                          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_bucket`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/kernel/direct.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut dorder = DirectOrder {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order`
[INFO] [stdout]    --> src/kernel/direct.rs:139:31
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn place_order(&mut self, order: Order) {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut order_book = self.order_book_factory.create();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut order_book = self.order_book_factory.create();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `order_index` is never read
[INFO] [stdout]   --> src/kernel/direct.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DirectOrderBook {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     order_index: BTreeMap<u64, Rc<DirectOrder>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `order_index` is never read
[INFO] [stdout]   --> src/kernel/direct.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct DirectOrderBook {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     order_index: BTreeMap<u64, Rc<DirectOrder>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `order_id`, `timestamp`, and `time_in_force` are never read
[INFO] [stdout]    --> src/kernel/direct.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 199 | struct DirectOrder {
[INFO] [stdout]     |        ----------- fields in this struct
[INFO] [stdout] 200 |     /// 委托单ID
[INFO] [stdout] 201 |     order_id: u64,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     timestamp: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 |     time_in_force: Option<TimeInForce>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_parent` and `get_next` are never used
[INFO] [stdout]    --> src/kernel/direct.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 223 | impl DirectOrder {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 224 |     fn get_parent(&self) -> Option<Rc<RefCell<Bucket>>> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     fn get_next(&self) -> Option<Rc<RefCell<DirectOrder>>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `order_id`, `timestamp`, and `time_in_force` are never read
[INFO] [stdout]    --> src/kernel/direct.rs:201:5
[INFO] [stdout]     |
[INFO] [stdout] 199 | struct DirectOrder {
[INFO] [stdout]     |        ----------- fields in this struct
[INFO] [stdout] 200 |     /// 委托单ID
[INFO] [stdout] 201 |     order_id: u64,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     timestamp: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 |     time_in_force: Option<TimeInForce>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_parent` and `get_next` are never used
[INFO] [stdout]    --> src/kernel/direct.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 223 | impl DirectOrder {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 224 |     fn get_parent(&self) -> Option<Rc<RefCell<Bucket>>> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     fn get_next(&self) -> Option<Rc<RefCell<DirectOrder>>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.84s
[INFO] running `Command { std: "docker" "inspect" "61f2196eb690dd3792edc55726729aa652b54a420923d6d3e7f41a1ac0359a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f2196eb690dd3792edc55726729aa652b54a420923d6d3e7f41a1ac0359a4a", kill_on_drop: false }`
[INFO] [stdout] 61f2196eb690dd3792edc55726729aa652b54a420923d6d3e7f41a1ac0359a4a
