[INFO] fetching crate task-mon 0.3.2...
[INFO] checking task-mon-0.3.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate task-mon 0.3.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate task-mon 0.3.2
[INFO] finished tweaking crates.io crate task-mon 0.3.2
[INFO] tweaked toml for crates.io crate task-mon 0.3.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate task-mon 0.3.2 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] crate crates.io crate task-mon 0.3.2 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5098bfa47b150b3e2f4ec2368f0bb5ddf12ca25d7b9bde510b9eb0b220940804
[INFO] running `Command { std: "docker" "start" "-a" "5098bfa47b150b3e2f4ec2368f0bb5ddf12ca25d7b9bde510b9eb0b220940804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5098bfa47b150b3e2f4ec2368f0bb5ddf12ca25d7b9bde510b9eb0b220940804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5098bfa47b150b3e2f4ec2368f0bb5ddf12ca25d7b9bde510b9eb0b220940804", kill_on_drop: false }`
[INFO] [stdout] 5098bfa47b150b3e2f4ec2368f0bb5ddf12ca25d7b9bde510b9eb0b220940804
[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 -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] a4c2b629ff00bfb36ef0255449efab1f4c64fbc678e0826c7b515d11a5c709c8
[INFO] running `Command { std: "docker" "start" "-a" "a4c2b629ff00bfb36ef0255449efab1f4c64fbc678e0826c7b515d11a5c709c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking subprocess v0.2.9
[INFO] [stderr]     Checking parameterized_test v0.2.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]     Checking rustls-webpki v0.103.3
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking zerovec v0.11.2
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]     Checking assert-json-diff v1.1.0
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking mockito v0.29.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking ureq v2.12.1
[INFO] [stderr]     Checking task-mon v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | /     /// Check's UUID to ping
[INFO] [stdout] 135 | |     #[clap(long, short='k', value_name="UUID", group="label")]
[INFO] [stdout] 136 | |     uuid: Option<String>,
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     /// Check's slug name to ping, requires also specifying --ping-key
[INFO] [stdout] 139 | |     #[clap(long, short='s', value_name="SLUG", group="label", requires="ping-key")]
[INFO] [stdout] 140 | |     slug: Option<String>,
[INFO] [stdout]     | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | /     /// Check's project ping key, required when using --slug
[INFO] [stdout] 143 | |     #[clap(long, env="HEALTHCHECKS_PING_KEY", value_name="PING_KEY")]
[INFO] [stdout] 144 | |     ping_key: Option<String>,
[INFO] [stdout]     | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 | /     /// Customize the user-agent string sent to the Healthchecks.io server
[INFO] [stdout] 175 | |     #[clap(long, env="HEALTHCHECKS_USER_AGENT", value_name="USER_AGENT")]
[INFO] [stdout] 176 | |     user_agent: Option<String>,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | /     /// Base URL of the Healthchecks.io server to ping
[INFO] [stdout] 179 | |     #[clap(long, env="HEALTHCHECKS_BASE_URL", default_value="https://hc-ping.com")]
[INFO] [stdout] 180 | |     base_url: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OsString, Infallible>
[INFO] [stdout]    --> src/main.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 | /     /// The command to run
[INFO] [stdout] 183 | |     #[clap(required=true, last=true)]
[INFO] [stdout] 184 | |     command: Vec<OsString>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task-mon` (bin "task-mon") due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | /     /// Check's UUID to ping
[INFO] [stdout] 135 | |     #[clap(long, short='k', value_name="UUID", group="label")]
[INFO] [stdout] 136 | |     uuid: Option<String>,
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     /// Check's slug name to ping, requires also specifying --ping-key
[INFO] [stdout] 139 | |     #[clap(long, short='s', value_name="SLUG", group="label", requires="ping-key")]
[INFO] [stdout] 140 | |     slug: Option<String>,
[INFO] [stdout]     | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | /     /// Check's project ping key, required when using --slug
[INFO] [stdout] 143 | |     #[clap(long, env="HEALTHCHECKS_PING_KEY", value_name="PING_KEY")]
[INFO] [stdout] 144 | |     ping_key: Option<String>,
[INFO] [stdout]     | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 | /     /// Customize the user-agent string sent to the Healthchecks.io server
[INFO] [stdout] 175 | |     #[clap(long, env="HEALTHCHECKS_USER_AGENT", value_name="USER_AGENT")]
[INFO] [stdout] 176 | |     user_agent: Option<String>,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | /     /// Base URL of the Healthchecks.io server to ping
[INFO] [stdout] 179 | |     #[clap(long, env="HEALTHCHECKS_BASE_URL", default_value="https://hc-ping.com")]
[INFO] [stdout] 180 | |     base_url: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::ffi::OsString, Infallible>
[INFO] [stdout]    --> src/main.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 | /     /// The command to run
[INFO] [stdout] 183 | |     #[clap(required=true, last=true)]
[INFO] [stdout] 184 | |     command: Vec<OsString>,
[INFO] [stdout]     | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task-mon` (bin "task-mon" test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "a4c2b629ff00bfb36ef0255449efab1f4c64fbc678e0826c7b515d11a5c709c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c2b629ff00bfb36ef0255449efab1f4c64fbc678e0826c7b515d11a5c709c8", kill_on_drop: false }`
[INFO] [stdout] a4c2b629ff00bfb36ef0255449efab1f4c64fbc678e0826c7b515d11a5c709c8
