[INFO] cloning repository https://github.com/verrchu/refmail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/verrchu/refmail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Frefmail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Frefmail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d7cfc23a1c4d3ba6ee86a94fa89d8fcee573ef2
[INFO] checking verrchu/refmail against try#aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa for pr-149195-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Frefmail" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/verrchu/refmail
[INFO] finished tweaking git repo https://github.com/verrchu/refmail
[INFO] tweaked toml for git repo https://github.com/verrchu/refmail written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/verrchu/refmail on toolchain aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/verrchu/refmail 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" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d114a64c3f8d0cc4ee1b90d86876ade7bf4dffda04d2cf1c5474e325e2487d6
[INFO] running `Command { std: "docker" "start" "-a" "2d114a64c3f8d0cc4ee1b90d86876ade7bf4dffda04d2cf1c5474e325e2487d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d114a64c3f8d0cc4ee1b90d86876ade7bf4dffda04d2cf1c5474e325e2487d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d114a64c3f8d0cc4ee1b90d86876ade7bf4dffda04d2cf1c5474e325e2487d6", kill_on_drop: false }`
[INFO] [stdout] 2d114a64c3f8d0cc4ee1b90d86876ade7bf4dffda04d2cf1c5474e325e2487d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+aea72be7e5474dab7f3e28cea3e2e6cfa3d1c3fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f20b60ea402c19f44d9fe0c1e029dbfdac17793a12d9b8f11203ed681f92cf8
[INFO] running `Command { std: "docker" "start" "-a" "1f20b60ea402c19f44d9fe0c1e029dbfdac17793a12d9b8f11203ed681f92cf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling uncased v0.9.7
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[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling num-integer v0.1.45
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
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[INFO] [stderr]     Checking globset v0.4.9
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[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking iana-time-zone v0.1.46
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[INFO] [stderr]     Checking rustc-demangle v0.1.21
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[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking globwalk v0.8.1
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[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking humansize v1.1.1
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking pretty_assertions v1.2.1
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[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling test-case-macros v2.2.1
[INFO] [stderr]     Checking openssl v0.10.41
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling pest v2.3.0
[INFO] [stderr]     Checking test-case v2.2.1
[INFO] [stderr]    Compiling pest_meta v2.3.0
[INFO] [stderr]    Compiling pest_generator v2.3.0
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking native-tls v0.2.10
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[INFO] [stderr]    Compiling pest_derive v2.3.0
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[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
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[INFO] [stderr]     Checking serde_yaml v0.9.10
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[INFO] [stderr]     Checking refmail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `url::Url`
[INFO] [stdout]  --> src/sections/conference_talk.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use url::Url;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types`
[INFO] [stdout]  --> src/sections/hackathon.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hackathon::Hackathon`
[INFO] [stdout]  --> src/sections/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hackathon::Hackathon;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Referee` and `Referrer`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use types::{Referee, Referrer};
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `url::Url`
[INFO] [stdout]  --> src/sections/conference_talk.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use url::Url;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types`
[INFO] [stdout]  --> src/sections/hackathon.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hackathon::Hackathon`
[INFO] [stdout]  --> src/sections/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hackathon::Hackathon;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Referee` and `Referrer`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | use types::{Referee, Referrer};
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Conclusion` is never constructed
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Conclusion;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Background` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Background;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Acquintance` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Acquintance;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entrepreneurship` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct Entrepreneurship;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Volunteering` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Volunteering;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Publications` is never used
[INFO] [stdout]   --> src/sections/mod.rs:56:6
[INFO] [stdout]    |
[INFO] [stdout] 56 | enum Publications {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OpenSourceContribution` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct OpenSourceContribution;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpertRoles` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct ExpertRoles;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OpenSourceContributions` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct OpenSourceContributions;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Olympiads` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Olympiads;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hackathon` is never constructed
[INFO] [stdout]  --> src/sections/hackathon.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(super) struct Hackathon {
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Gender` is never used
[INFO] [stdout]   --> src/types.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Gender {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Conclusion` is never constructed
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Conclusion;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `load_from` is never used
[INFO] [stdout]   --> src/config.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Config {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn load_from(path: impl AsRef<Path>) -> anyhow::Result<Self> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Background` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Background;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Acquintance` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Acquintance;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entrepreneurship` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct Entrepreneurship;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Volunteering` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Volunteering;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Publications` is never used
[INFO] [stdout]   --> src/sections/mod.rs:56:6
[INFO] [stdout]    |
[INFO] [stdout] 56 | enum Publications {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OpenSourceContribution` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct OpenSourceContribution;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpertRoles` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | struct ExpertRoles;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OpenSourceContributions` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct OpenSourceContributions;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Olympiads` is never constructed
[INFO] [stdout]   --> src/sections/mod.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Olympiads;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hackathon` is never constructed
[INFO] [stdout]  --> src/sections/hackathon.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(super) struct Hackathon {
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Gender` is never used
[INFO] [stdout]   --> src/types.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Gender {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.41
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1f20b60ea402c19f44d9fe0c1e029dbfdac17793a12d9b8f11203ed681f92cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f20b60ea402c19f44d9fe0c1e029dbfdac17793a12d9b8f11203ed681f92cf8", kill_on_drop: false }`
[INFO] [stdout] 1f20b60ea402c19f44d9fe0c1e029dbfdac17793a12d9b8f11203ed681f92cf8
