[INFO] fetching crate mailinator-rs 0.1.2...
[INFO] checking mailinator-rs-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mailinator-rs 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mailinator-rs 0.1.2
[INFO] finished tweaking crates.io crate mailinator-rs 0.1.2
[INFO] tweaked toml for crates.io crate mailinator-rs 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mailinator-rs 0.1.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 211 packages to latest compatible versions
[INFO] [stderr]       Adding derive_builder v0.12.0 (available: v0.20.2)
[INFO] [stderr]       Adding dotenv_config v0.1.9 (available: v0.2.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding serde_qs v0.12.0 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41ad835939ddbac50d4d30f2e02e29fb1da821c1433a4d9ea53823c948f89674
[INFO] running `Command { std: "docker" "start" "-a" "41ad835939ddbac50d4d30f2e02e29fb1da821c1433a4d9ea53823c948f89674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ad835939ddbac50d4d30f2e02e29fb1da821c1433a4d9ea53823c948f89674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ad835939ddbac50d4d30f2e02e29fb1da821c1433a4d9ea53823c948f89674", kill_on_drop: false }`
[INFO] [stdout] 41ad835939ddbac50d4d30f2e02e29fb1da821c1433a4d9ea53823c948f89674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65523ba04eed97dba8aaae7d47045e052909ebe131970d230affcee9140baaea
[INFO] running `Command { std: "docker" "start" "-a" "65523ba04eed97dba8aaae7d47045e052909ebe131970d230affcee9140baaea", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]     Checking native-tls v0.2.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]     Checking indenter v0.3.4
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking serde_qs v0.12.0
[INFO] [stderr]     Checking eyre v0.6.12
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking rustls v0.21.12
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling askama_parser v0.2.1
[INFO] [stderr]    Compiling basic-toml v0.1.10
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]    Compiling askama_derive v0.12.5
[INFO] [stderr]    Compiling askama v0.12.1
[INFO] [stderr]    Compiling dotenv_config v0.1.9
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking mailinator-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `ConditionMatch` is never used
[INFO] [stdout]   --> src/api/rules/mod.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub enum ConditionMatch {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/config/mod.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, EnvConfig, Clone)]
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `EnvConfig` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mailinator-rs` (lib test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: enum `ConditionMatch` is never used
[INFO] [stdout]   --> src/api/rules/mod.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub enum ConditionMatch {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/config/mod.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, EnvConfig, Clone)]
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `EnvConfig` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mailinator-rs` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "65523ba04eed97dba8aaae7d47045e052909ebe131970d230affcee9140baaea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65523ba04eed97dba8aaae7d47045e052909ebe131970d230affcee9140baaea", kill_on_drop: false }`
[INFO] [stdout] 65523ba04eed97dba8aaae7d47045e052909ebe131970d230affcee9140baaea
