[INFO] fetching crate valid8 0.1.2...
[INFO] checking valid8-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate valid8 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate valid8 0.1.2
[INFO] finished tweaking crates.io crate valid8 0.1.2
[INFO] tweaked toml for crates.io crate valid8 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate valid8 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]      Locking 10 packages to latest compatible versions
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 094a79e6e42151233037c3376c86ad36c053cfa06afdd5329f6e7365ae216381
[INFO] running `Command { std: "docker" "start" "-a" "094a79e6e42151233037c3376c86ad36c053cfa06afdd5329f6e7365ae216381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094a79e6e42151233037c3376c86ad36c053cfa06afdd5329f6e7365ae216381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094a79e6e42151233037c3376c86ad36c053cfa06afdd5329f6e7365ae216381", kill_on_drop: false }`
[INFO] [stdout] 094a79e6e42151233037c3376c86ad36c053cfa06afdd5329f6e7365ae216381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f89aa8ba86b4d508ab7cc2891f5fc3fc8bf3722e4f6556f311bbd3c056637555
[INFO] running `Command { std: "docker" "start" "-a" "f89aa8ba86b4d508ab7cc2891f5fc3fc8bf3722e4f6556f311bbd3c056637555", kill_on_drop: false }`
[INFO] [stderr]     Checking valid8 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 | min_impl_str!(u8);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 | min_impl_str!(u8);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 | min_impl_str!(u16);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 | min_impl_str!(u16);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 | min_impl_str!(usize);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 | min_impl_str!(usize);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `valid8` (lib test) 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<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 | min_impl_str!(u8);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 | min_impl_str!(u8);
[INFO] [stdout]     | ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 | min_impl_str!(u16);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 | min_impl_str!(u16);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 | min_impl_str!(usize);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/validator.rs:140:35
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if value.len() >= usize::try_from(self.0).expect("Value couldn't fit into usize.") {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 | min_impl_str!(usize);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `min_impl_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `valid8` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "f89aa8ba86b4d508ab7cc2891f5fc3fc8bf3722e4f6556f311bbd3c056637555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89aa8ba86b4d508ab7cc2891f5fc3fc8bf3722e4f6556f311bbd3c056637555", kill_on_drop: false }`
[INFO] [stdout] f89aa8ba86b4d508ab7cc2891f5fc3fc8bf3722e4f6556f311bbd3c056637555
