[INFO] fetching crate lanis-rs 0.3.0...
[INFO] checking lanis-rs-0.3.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate lanis-rs 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate lanis-rs 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lanis-rs 0.3.0
[INFO] tweaked toml for crates.io crate lanis-rs 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lanis-rs 0.3.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lanis-rs 0.3.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded stopwatch-rs v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1936b77be541274aadd60799290ff4e9c6cd1206c3b244a7cc96f2d112458ed4
[INFO] running `Command { std: "docker" "start" "-a" "1936b77be541274aadd60799290ff4e9c6cd1206c3b244a7cc96f2d112458ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1936b77be541274aadd60799290ff4e9c6cd1206c3b244a7cc96f2d112458ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1936b77be541274aadd60799290ff4e9c6cd1206c3b244a7cc96f2d112458ed4", kill_on_drop: false }`
[INFO] [stdout] 1936b77be541274aadd60799290ff4e9c6cd1206c3b244a7cc96f2d112458ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c01bca22625879037e96189e60be149099faeb6ef158b54609f67b5c41e098
[INFO] running `Command { std: "docker" "start" "-a" "88c01bca22625879037e96189e60be149099faeb6ef158b54609f67b5c41e098", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `base::account`
[INFO] [stdout]    --> src/lib.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     use base::account;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JsonConversation` is never constructed
[INFO] [stdout]    --> src/modules/messages.rs:312:24
[INFO] [stdout]     |
[INFO] [stdout] 312 |                 struct JsonConversation {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JsonConversationMessage` is never constructed
[INFO] [stdout]    --> src/modules/messages.rs:322:24
[INFO] [stdout]     |
[INFO] [stdout] 322 |                 struct JsonConversationMessage {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JsonConversation` is never constructed
[INFO] [stdout]    --> src/modules/messages.rs:312:24
[INFO] [stdout]     |
[INFO] [stdout] 312 |                 struct JsonConversation {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JsonConversationMessage` is never constructed
[INFO] [stdout]    --> src/modules/messages.rs:322:24
[INFO] [stdout]     |
[INFO] [stdout] 322 |                 struct JsonConversationMessage {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uploads`
[INFO] [stdout]    --> examples/get_lessons.rs:148:27
[INFO] [stdout]     |
[INFO] [stdout] 148 | async fn interact_uploads(uploads: &Vec<LessonUpload>) {
[INFO] [stdout]     |                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_uploads`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "88c01bca22625879037e96189e60be149099faeb6ef158b54609f67b5c41e098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c01bca22625879037e96189e60be149099faeb6ef158b54609f67b5c41e098", kill_on_drop: false }`
[INFO] [stdout] 88c01bca22625879037e96189e60be149099faeb6ef158b54609f67b5c41e098