[INFO] fetching crate changen 0.1.10...
[INFO] checking changen-0.1.10 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate changen 0.1.10 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate changen 0.1.10
[INFO] finished tweaking crates.io crate changen 0.1.10
[INFO] tweaked toml for crates.io crate changen 0.1.10 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate changen 0.1.10 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate changen 0.1.10 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59173cbaeed54eadd3f593255e8526d817261990b3ede35b7bafbb6dc3cd8103
[INFO] running `Command { std: "docker" "start" "-a" "59173cbaeed54eadd3f593255e8526d817261990b3ede35b7bafbb6dc3cd8103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59173cbaeed54eadd3f593255e8526d817261990b3ede35b7bafbb6dc3cd8103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59173cbaeed54eadd3f593255e8526d817261990b3ede35b7bafbb6dc3cd8103", kill_on_drop: false }`
[INFO] [stdout] 59173cbaeed54eadd3f593255e8526d817261990b3ede35b7bafbb6dc3cd8103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8b286ec50659dbf3c0e75887720a9f086757d17e2ea7af630d1f9af897ec7f7
[INFO] running `Command { std: "docker" "start" "-a" "d8b286ec50659dbf3c0e75887720a9f086757d17e2ea7af630d1f9af897ec7f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
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[INFO] [stderr]     Checking changen v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/release.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 .extract_if(|k, _| {
[INFO] [stdout]    |                              ^
[INFO] [stdout] 77 |                     k.version_opt()
[INFO] [stdout]    |                     - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 .extract_if(|k: /* Type */, _| {
[INFO] [stdout]    |                               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/release.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |                   .extract_if(|k, _| {
[INFO] [stdout]    |  __________________^^^^^^^^^^-
[INFO] [stdout] 77 | |                     k.version_opt()
[INFO] [stdout] 78 | |                         .map(|k| {
[INFO] [stdout] 79 | |                             k.major == new_version_semver.major
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |                         .unwrap_or(false)
[INFO] [stdout] 84 | |                 })
[INFO] [stdout]    | |__________________- argument #2 is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/alloc/src/collections/btree/map.rs:1438:12
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 .extract_if(|k, _| {
[INFO] [stdout] ...
[INFO] [stdout] 91 |                         .unwrap_or(false)
[INFO] [stdout] 92 ~                 }, /* pred */)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/release.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 .extract_if(|k, _| {
[INFO] [stdout]    |                              ^
[INFO] [stdout] 77 |                     k.version_opt()
[INFO] [stdout]    |                     - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 .extract_if(|k: /* Type */, _| {
[INFO] [stdout]    |                               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 2 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/release.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |                   .extract_if(|k, _| {
[INFO] [stdout]    |  __________________^^^^^^^^^^-
[INFO] [stdout] 77 | |                     k.version_opt()
[INFO] [stdout] 78 | |                         .map(|k| {
[INFO] [stdout] 79 | |                             k.major == new_version_semver.major
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |                         .unwrap_or(false)
[INFO] [stdout] 84 | |                 })
[INFO] [stdout]    | |__________________- argument #2 is missing
[INFO] [stdout]    |
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/alloc/src/collections/btree/map.rs:1438:12
[INFO] [stdout] help: provide the argument
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 .extract_if(|k, _| {
[INFO] [stdout] ...
[INFO] [stdout] 91 |                         .unwrap_or(false)
[INFO] [stdout] 92 ~                 }, /* pred */)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0282.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `changen` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0061, E0282.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `changen` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "d8b286ec50659dbf3c0e75887720a9f086757d17e2ea7af630d1f9af897ec7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b286ec50659dbf3c0e75887720a9f086757d17e2ea7af630d1f9af897ec7f7", kill_on_drop: false }`
[INFO] [stdout] d8b286ec50659dbf3c0e75887720a9f086757d17e2ea7af630d1f9af897ec7f7
