[INFO] fetching crate debian-changelog 0.1.10...
[INFO] checking debian-changelog-0.1.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate debian-changelog 0.1.10 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate debian-changelog 0.1.10 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debian-changelog 0.1.10
[INFO] finished tweaking crates.io crate debian-changelog 0.1.10
[INFO] tweaked toml for crates.io crate debian-changelog 0.1.10 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate debian-changelog 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy-regex v3.0.2
[INFO] [stderr]   Downloaded whoami v1.4.1
[INFO] [stderr]   Downloaded debversion v0.2.2
[INFO] [stderr]   Downloaded lazy-regex-proc_macros v3.0.1
[INFO] [stderr]   Downloaded countme v3.0.1
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.5
[INFO] [stderr]   Downloaded rowan v0.15.13
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded smawk v0.3.2
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 144bafb0682dea23959819554aa95607789e0b5e168576c5e748ad3073f91661
[INFO] running `Command { std: "docker" "start" "-a" "144bafb0682dea23959819554aa95607789e0b5e168576c5e748ad3073f91661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "144bafb0682dea23959819554aa95607789e0b5e168576c5e748ad3073f91661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "144bafb0682dea23959819554aa95607789e0b5e168576c5e748ad3073f91661", kill_on_drop: false }`
[INFO] [stdout] 144bafb0682dea23959819554aa95607789e0b5e168576c5e748ad3073f91661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db346bc0340ad01d471f65935dc605f329e280f65b1460c2bb6bda1f2632daef
[INFO] running `Command { std: "docker" "start" "-a" "db346bc0340ad01d471f65935dc605f329e280f65b1460c2bb6bda1f2632daef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking rowan v0.15.13
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.0.1
[INFO] [stderr]     Checking lazy-regex v3.0.2
[INFO] [stderr]     Checking debversion v0.2.2
[INFO] [stderr]     Checking debian-changelog v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `distributions`
[INFO] [stdout]    --> src/parse.rs:911:41
[INFO] [stdout]     |
[INFO] [stdout] 911 |     pub fn set_distributions(&mut self, distributions: Vec<String>) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distributions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/parse.rs:915:35
[INFO] [stdout]     |
[INFO] [stdout] 915 |     pub fn set_version(&mut self, version: Version) {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]    --> src/parse.rs:919:35
[INFO] [stdout]     |
[INFO] [stdout] 919 |     pub fn set_package(&mut self, package: String) {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/parse.rs:923:36
[INFO] [stdout]     |
[INFO] [stdout] 923 |     pub fn set_metadata(&mut self, key: &str, value: &str) {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/parse.rs:923:47
[INFO] [stdout]     |
[INFO] [stdout] 923 |     pub fn set_metadata(&mut self, key: &str, value: &str) {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maintainer`
[INFO] [stdout]    --> src/parse.rs:978:38
[INFO] [stdout]     |
[INFO] [stdout] 978 |     pub fn set_maintainer(&mut self, maintainer: (String, String)) {
[INFO] [stdout]     |                                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maintainer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `email`
[INFO] [stdout]    --> src/parse.rs:982:33
[INFO] [stdout]     |
[INFO] [stdout] 982 |     pub fn set_email(&mut self, email: String) {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_email`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timestamp`
[INFO] [stdout]    --> src/parse.rs:993:37
[INFO] [stdout]     |
[INFO] [stdout] 993 |     pub fn set_timestamp(&mut self, timestamp: String) {
[INFO] [stdout]     |                                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distributions`
[INFO] [stdout]    --> src/parse.rs:911:41
[INFO] [stdout]     |
[INFO] [stdout] 911 |     pub fn set_distributions(&mut self, distributions: Vec<String>) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distributions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/parse.rs:915:35
[INFO] [stdout]     |
[INFO] [stdout] 915 |     pub fn set_version(&mut self, version: Version) {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package`
[INFO] [stdout]    --> src/parse.rs:919:35
[INFO] [stdout]     |
[INFO] [stdout] 919 |     pub fn set_package(&mut self, package: String) {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/parse.rs:923:36
[INFO] [stdout]     |
[INFO] [stdout] 923 |     pub fn set_metadata(&mut self, key: &str, value: &str) {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/parse.rs:923:47
[INFO] [stdout]     |
[INFO] [stdout] 923 |     pub fn set_metadata(&mut self, key: &str, value: &str) {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maintainer`
[INFO] [stdout]    --> src/parse.rs:978:38
[INFO] [stdout]     |
[INFO] [stdout] 978 |     pub fn set_maintainer(&mut self, maintainer: (String, String)) {
[INFO] [stdout]     |                                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maintainer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `email`
[INFO] [stdout]    --> src/parse.rs:982:33
[INFO] [stdout]     |
[INFO] [stdout] 982 |     pub fn set_email(&mut self, email: String) {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_email`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timestamp`
[INFO] [stdout]    --> src/parse.rs:993:37
[INFO] [stdout]     |
[INFO] [stdout] 993 |     pub fn set_timestamp(&mut self, timestamp: String) {
[INFO] [stdout]     |                                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_email` is never used
[INFO] [stdout]    --> src/parse.rs:982:12
[INFO] [stdout]     |
[INFO] [stdout] 957 | impl EntryFooter {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 982 |     pub fn set_email(&mut self, email: String) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_email` is never used
[INFO] [stdout]    --> src/parse.rs:982:12
[INFO] [stdout]     |
[INFO] [stdout] 957 | impl EntryFooter {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 982 |     pub fn set_email(&mut self, email: String) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.43s
[INFO] running `Command { std: "docker" "inspect" "db346bc0340ad01d471f65935dc605f329e280f65b1460c2bb6bda1f2632daef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db346bc0340ad01d471f65935dc605f329e280f65b1460c2bb6bda1f2632daef", kill_on_drop: false }`
[INFO] [stdout] db346bc0340ad01d471f65935dc605f329e280f65b1460c2bb6bda1f2632daef