[INFO] cloning repository https://github.com/device0808/tfl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/device0808/tfl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevice0808%2Ftfl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevice0808%2Ftfl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69333930ca70640606b4d0800b95a89b1e4e08e7
[INFO] checking device0808/tfl against 65b20a97de33e9e59992793a144aef2950c48c76 for pr-154715
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevice0808%2Ftfl" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/device0808/tfl
[INFO] finished tweaking git repo https://github.com/device0808/tfl
[INFO] tweaked toml for git repo https://github.com/device0808/tfl written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/device0808/tfl on toolchain 65b20a97de33e9e59992793a144aef2950c48c76
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/device0808/tfl 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" "+65b20a97de33e9e59992793a144aef2950c48c76" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v2.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
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[INFO] [stderr]   Downloaded httparse v1.9.5
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[INFO] [stderr]   Downloaded openssl-sys v0.9.104
[INFO] [stderr]   Downloaded cc v1.2.0
[INFO] [stderr]   Downloaded url v2.5.3
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[INFO] [stderr]   Downloaded tokio-util v0.7.12
[INFO] [stderr]   Downloaded mio v1.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] [stderr]   Downloaded hyper v0.14.31
[INFO] [stderr]   Downloaded openssl v0.10.68
[INFO] [stderr]   Downloaded object v0.36.5
[INFO] [stderr]   Downloaded rustix v0.38.40
[INFO] [stderr]   Downloaded libc v0.2.162
[INFO] [stderr]   Downloaded tokio v1.41.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d
[INFO] running `Command { std: "docker" "start" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking my_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `HashSet`, `VecDeque`, and `btree_map::Range`
[INFO] [stdout]  --> src/lstar.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{btree_map::Range, HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^           ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lstar.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout] 187 |         if (self.extended_table < self.prefixes.len()) {
[INFO] [stdout]     |            ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 187 -         if (self.extended_table < self.prefixes.len()) {
[INFO] [stdout] 187 +         if self.extended_table < self.prefixes.len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashSet`, `VecDeque`, and `btree_map::Range`
[INFO] [stdout]  --> src/lstar.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{btree_map::Range, HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^           ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lstar.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout] 187 |         if (self.extended_table < self.prefixes.len()) {
[INFO] [stdout]     |            ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 187 -         if (self.extended_table < self.prefixes.len()) {
[INFO] [stdout] 187 +         if self.extended_table < self.prefixes.len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Body: From<Value>` is not satisfied
[INFO] [stdout]    --> src/lstar.rs:77:19
[INFO] [stdout]     |
[INFO] [stdout]  77 |             .body(json!({ "word": word }))
[INFO] [stdout]     |              ---- ^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<Value>` is not implemented for `Body`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: `Body` implements trait `From<T>`:
[INFO] [stdout]               From<&[u8]>
[INFO] [stdout]               From<&str>
[INFO] [stdout]               From<Response>
[INFO] [stdout]               From<Vec<u8>>
[INFO] [stdout]               From<bytes::bytes::Bytes>
[INFO] [stdout]               From<hyper::body::body::Body>
[INFO] [stdout]               From<std::string::String>
[INFO] [stdout]     = note: required for `Value` to implement `Into<Body>`
[INFO] [stdout] note: required by a bound in `RequestBuilder::body`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/reqwest-0.11.27/src/async_impl/request.rs:274:20
[INFO] [stdout]     |
[INFO] [stdout] 274 |     pub fn body<T: Into<Body>>(mut self, body: T) -> RequestBuilder {
[INFO] [stdout]     |                    ^^^^^^^^^^ required by this bound in `RequestBuilder::body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Body: From<Value>` is not satisfied
[INFO] [stdout]    --> src/lstar.rs:77:19
[INFO] [stdout]     |
[INFO] [stdout]  77 |             .body(json!({ "word": word }))
[INFO] [stdout]     |              ---- ^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<Value>` is not implemented for `Body`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: `Body` implements trait `From<T>`:
[INFO] [stdout]               From<&[u8]>
[INFO] [stdout]               From<&str>
[INFO] [stdout]               From<Response>
[INFO] [stdout]               From<Vec<u8>>
[INFO] [stdout]               From<bytes::bytes::Bytes>
[INFO] [stdout]               From<hyper::body::body::Body>
[INFO] [stdout]               From<std::string::String>
[INFO] [stdout]     = note: required for `Value` to implement `Into<Body>`
[INFO] [stdout] note: required by a bound in `RequestBuilder::body`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/reqwest-0.11.27/src/async_impl/request.rs:274:20
[INFO] [stdout]     |
[INFO] [stdout] 274 |     pub fn body<T: Into<Body>>(mut self, body: T) -> RequestBuilder {
[INFO] [stdout]     |                    ^^^^^^^^^^ required by this bound in `RequestBuilder::body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `json` found for struct `Response` in the current scope
[INFO] [stdout]   --> src/lstar.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let ret_text = res.json::<String>().await.unwrap();
[INFO] [stdout]    |                            ^^^^ method not found in `Response`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `json` found for struct `Response` in the current scope
[INFO] [stdout]   --> src/lstar.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let ret_text = res.json::<String>().await.unwrap();
[INFO] [stdout]    |                            ^^^^ method not found in `Response`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/lstar.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let row = self.table[i].clone();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/lstar.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let row = self.table[i].clone();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[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/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut buff = String::new();
[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/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut buff = String::new();
[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: `buff`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut buff = String::new();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buff`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buff`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut buff = String::new();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buff`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my_project` (bin "my_project") due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `my_project` (bin "my_project" test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d", kill_on_drop: false }`
[INFO] [stdout] 782c3db3f516f459376015c83235265f99736af150d1f930b645cf0ef2c2d64d
