[INFO] cloning repository https://github.com/mfutech/imap-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfutech/imap-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfutech%2Fimap-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfutech%2Fimap-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d24a508aee06b5e0c7c5d4426c879420b4d54b4b
[INFO] building mfutech/imap-exporter against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfutech%2Fimap-exporter" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mfutech/imap-exporter
[INFO] finished tweaking git repo https://github.com/mfutech/imap-exporter
[INFO] tweaked toml for git repo https://github.com/mfutech/imap-exporter written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mfutech/imap-exporter on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mfutech/imap-exporter 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-connector v0.19.2
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[INFO] [stderr]   Downloaded ouroboros v0.18.3
[INFO] [stderr]   Downloaded imap-proto v0.16.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa55d6989c826d8ec1d6fd09ca216f18072b0315b2e3de6e31cfb2a93114fdc6
[INFO] running `Command { std: "docker" "start" "-a" "fa55d6989c826d8ec1d6fd09ca216f18072b0315b2e3de6e31cfb2a93114fdc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa55d6989c826d8ec1d6fd09ca216f18072b0315b2e3de6e31cfb2a93114fdc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa55d6989c826d8ec1d6fd09ca216f18072b0315b2e3de6e31cfb2a93114fdc6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e0c50f03cdc33c408a438f059830dc010250f1457458b2939ff19ffa1de29a7
[INFO] running `Command { std: "docker" "start" "-a" "4e0c50f03cdc33c408a438f059830dc010250f1457458b2939ff19ffa1de29a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling serde v1.0.197
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[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling subtle v2.5.0
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[INFO] [stderr]    Compiling imap-proto v0.16.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
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[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling rustls-webpki v0.102.2
[INFO] [stderr]    Compiling ouroboros v0.18.3
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling rustls-connector v0.19.2
[INFO] [stderr]    Compiling imap v3.0.0-alpha.14
[INFO] [stderr]    Compiling serde_spanned v0.6.5
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[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]    Compiling securestore v0.100.0
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]    Compiling confy v0.6.1
[INFO] [stderr]    Compiling imap_sorter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::rules::Rule`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::rules::Rule;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.62s
[INFO] running `Command { std: "docker" "inspect" "4e0c50f03cdc33c408a438f059830dc010250f1457458b2939ff19ffa1de29a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0c50f03cdc33c408a438f059830dc010250f1457458b2939ff19ffa1de29a7", kill_on_drop: false }`
[INFO] [stdout] 4e0c50f03cdc33c408a438f059830dc010250f1457458b2939ff19ffa1de29a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c8e595e8a3cb778e3370ad98d61be4406fcea0d394d3e114d145c9b614cbed9
[INFO] running `Command { std: "docker" "start" "-a" "5c8e595e8a3cb778e3370ad98d61be4406fcea0d394d3e114d145c9b614cbed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling imap_sorter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::rules::Rule`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::rules::Rule;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AddressExt` is never used
[INFO] [stdout]   --> examples/../src/imap_tools.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | trait AddressExt {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_addresses` is never used
[INFO] [stdout]   --> examples/../src/imap_tools.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn get_addresses(addresses_vec_opt: Option<&Vec<Address>>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_and_move` is never used
[INFO] [stdout]   --> examples/../src/imap_tools.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn search_and_move(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_rules_on_folder` is never used
[INFO] [stdout]    --> examples/../src/imap_tools.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn apply_rules_on_folder(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rule` is never constructed
[INFO] [stdout]  --> examples/../src/rules.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Rule {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `match_tag`, `tags_string`, `as_string`, `print`, and `name_and_tag` are never used
[INFO] [stdout]   --> examples/../src/rules.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Rule {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 17 |     pub fn match_tag(&self, tag: &Option<String>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn tags_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn as_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn name_and_tag(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FolderRule` is never constructed
[INFO] [stdout]   --> examples/../src/rules.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct FolderRule {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `list_tags` and `print` are never used
[INFO] [stdout]   --> examples/../src/rules.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 70 | impl FolderRule {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 71 |     pub fn list_tags(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RulesSet` is never constructed
[INFO] [stdout]   --> examples/../src/rules.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct RulesSet {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `load`, `list_tags`, `list_folders`, `rules_for_folder`, and `print` are never used
[INFO] [stdout]    --> examples/../src/rules.rs:97:12
[INFO] [stdout]     |
[INFO] [stdout]  96 | impl RulesSet {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  97 |     pub fn load(file_name: &str) -> Result<Self> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn list_tags(&self) -> Vec<String> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn list_folders(&self) -> Vec<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn rules_for_folder(&self, folder: &String) -> Vec<Rule> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AddressExt` is never used
[INFO] [stdout]   --> examples/../src/imap_tools.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | trait AddressExt {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_addresses` is never used
[INFO] [stdout]   --> examples/../src/imap_tools.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn get_addresses(addresses_vec_opt: Option<&Vec<Address>>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_and_move` is never used
[INFO] [stdout]   --> examples/../src/imap_tools.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn search_and_move(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_rules_on_folder` is never used
[INFO] [stdout]    --> examples/../src/imap_tools.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn apply_rules_on_folder(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rule` is never constructed
[INFO] [stdout]  --> examples/../src/rules.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Rule {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `match_tag`, `tags_string`, `as_string`, `print`, and `name_and_tag` are never used
[INFO] [stdout]   --> examples/../src/rules.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Rule {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 17 |     pub fn match_tag(&self, tag: &Option<String>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn tags_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn as_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn name_and_tag(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FolderRule` is never constructed
[INFO] [stdout]   --> examples/../src/rules.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct FolderRule {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `list_tags` and `print` are never used
[INFO] [stdout]   --> examples/../src/rules.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 70 | impl FolderRule {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 71 |     pub fn list_tags(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RulesSet` is never constructed
[INFO] [stdout]   --> examples/../src/rules.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct RulesSet {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `load`, `list_tags`, `list_folders`, `rules_for_folder`, and `print` are never used
[INFO] [stdout]    --> examples/../src/rules.rs:97:12
[INFO] [stdout]     |
[INFO] [stdout]  96 | impl RulesSet {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  97 |     pub fn load(file_name: &str) -> Result<Self> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn list_tags(&self) -> Vec<String> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn list_folders(&self) -> Vec<String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn rules_for_folder(&self, folder: &String) -> Vec<Rule> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub fn print(&self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "5c8e595e8a3cb778e3370ad98d61be4406fcea0d394d3e114d145c9b614cbed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c8e595e8a3cb778e3370ad98d61be4406fcea0d394d3e114d145c9b614cbed9", kill_on_drop: false }`
[INFO] [stdout] 5c8e595e8a3cb778e3370ad98d61be4406fcea0d394d3e114d145c9b614cbed9