[INFO] fetching crate cargo-archtest 0.1.8...
[INFO] checking cargo-archtest-0.1.8 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-archtest 0.1.8 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate cargo-archtest 0.1.8
[INFO] finished tweaking crates.io crate cargo-archtest 0.1.8
[INFO] tweaked toml for crates.io crate cargo-archtest 0.1.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-archtest 0.1.8 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 cargo-archtest 0.1.8 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] 5841d4a0f94fdef29ab45bad0b71e51b7699c6657f3f46498ecfd6ec5311c8d0
[INFO] running `Command { std: "docker" "start" "-a" "5841d4a0f94fdef29ab45bad0b71e51b7699c6657f3f46498ecfd6ec5311c8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5841d4a0f94fdef29ab45bad0b71e51b7699c6657f3f46498ecfd6ec5311c8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5841d4a0f94fdef29ab45bad0b71e51b7699c6657f3f46498ecfd6ec5311c8d0", kill_on_drop: false }`
[INFO] [stdout] 5841d4a0f94fdef29ab45bad0b71e51b7699c6657f3f46498ecfd6ec5311c8d0
[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] cef8db169b3ba64e000d14448ff00b3bac6f16046e643bebbd17b30695ec4a03
[INFO] running `Command { std: "docker" "start" "-a" "cef8db169b3ba64e000d14448ff00b3bac6f16046e643bebbd17b30695ec4a03", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.59
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ra_ap_parser v0.0.59
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v721.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.59
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]     Checking ra_ap_stdx v0.0.59
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking perf-event v0.4.7
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking ra_ap_profile v0.0.59
[INFO] [stderr]     Checking rowan v0.13.0-pre.6
[INFO] [stderr]    Compiling velcro_core v0.5.2
[INFO] [stderr]    Compiling velcro_macros v0.5.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking velcro v0.5.3
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ra_ap_syntax v0.0.59
[INFO] [stderr]     Checking cargo_toml v0.9.2
[INFO] [stderr]     Checking arch_test_core v0.1.5
[INFO] [stderr]     Checking cargo-archtest v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/domain_values/command.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | /         #[structopt(
[INFO] [stdout] 12 | |             short,
[INFO] [stdout] 13 | |             long,
[INFO] [stdout] 14 | |             default_value = "Cargo.toml",
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         )]
[INFO] [stdout] 18 | |         toml_path: 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<std::string::String, Infallible>
[INFO] [stdout]   --> src/domain_values/command.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | /         #[structopt(
[INFO] [stdout] 12 | |             short,
[INFO] [stdout] 13 | |             long,
[INFO] [stdout] 14 | |             default_value = "Cargo.toml",
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         )]
[INFO] [stdout] 18 | |         toml_path: 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] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/services/parse_specification.rs:14:48
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn parse_specification(specification_path: &Path) -> Result<Architecture, Failure> {
[INFO] [stdout]    |                                                ^^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn parse_specification(specification_path: &Path) -> Result<Architecture<'_>, Failure> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/services/parse_specification.rs:14:48
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn parse_specification(specification_path: &Path) -> Result<Architecture, Failure> {
[INFO] [stdout]    |                                                ^^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn parse_specification(specification_path: &Path) -> Result<Architecture<'_>, Failure> {
[INFO] [stdout]    |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-archtest` (bin "cargo-archtest") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cargo-archtest` (bin "cargo-archtest" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cef8db169b3ba64e000d14448ff00b3bac6f16046e643bebbd17b30695ec4a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef8db169b3ba64e000d14448ff00b3bac6f16046e643bebbd17b30695ec4a03", kill_on_drop: false }`
[INFO] [stdout] cef8db169b3ba64e000d14448ff00b3bac6f16046e643bebbd17b30695ec4a03
