[INFO] fetching crate udf 0.5.5...
[INFO] checking udf-0.5.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate udf 0.5.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate udf 0.5.5
[INFO] finished tweaking crates.io crate udf 0.5.5
[INFO] tweaked toml for crates.io crate udf 0.5.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate udf 0.5.5 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 35 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c053626e3e805b280ae5b417635f129bc16f12d119d3916ff613c66bc864277f
[INFO] running `Command { std: "docker" "start" "-a" "c053626e3e805b280ae5b417635f129bc16f12d119d3916ff613c66bc864277f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c053626e3e805b280ae5b417635f129bc16f12d119d3916ff613c66bc864277f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c053626e3e805b280ae5b417635f129bc16f12d119d3916ff613c66bc864277f", kill_on_drop: false }`
[INFO] [stdout] c053626e3e805b280ae5b417635f129bc16f12d119d3916ff613c66bc864277f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] caccd5c03e4664c87eaad50e38e8a443c98dc569dfe8258e6b002dc503cb823f
[INFO] running `Command { std: "docker" "start" "-a" "caccd5c03e4664c87eaad50e38e8a443c98dc569dfe8258e6b002dc503cb823f", kill_on_drop: false }`
[INFO] [stderr]     Checking udf-sys v0.5.5
[INFO] [stderr]    Compiling udf-macros v0.5.5
[INFO] [stderr]     Checking udf v0.5.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::udf_log`
[INFO] [stdout]  --> src/wrapper/helpers.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::udf_log;
[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: `super::*`
[INFO] [stdout]    --> src/mock.rs:579:9
[INFO] [stdout]     |
[INFO] [stdout] 579 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::udf_log`
[INFO] [stdout]  --> src/wrapper/helpers.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::udf_log;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/types/config.rs:157:28
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let set: c_ulong = v.try_into().unwrap_or(c_ulong::MAX);
[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<u64, Infallible>
[INFO] [stdout]    --> src/mock.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let tmp: c_ulong = self.maxlen_tmp.try_into().unwrap_or_else(|_| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/mock.rs:183:28
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let tmp: c_ulong = self.maxlen_tmp.try_into().unwrap_or_else(|_| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mock.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn build<S: UdfState>(&mut self) -> &ArgList<S> {
[INFO] [stdout]     |                           ^^^^^^^^^     ^^^^^^^^^^^
[INFO] [stdout]     |                           |             ||
[INFO] [stdout]     |                           |             |the same lifetime is hidden here
[INFO] [stdout]     |                           |             the same lifetime is elided here
[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] 386 |     fn build<S: UdfState>(&mut self) -> &ArgList<'_, S> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mock.rs:480:20
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn as_init(&mut self) -> &ArgList<Init> {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |             ||
[INFO] [stdout]     |                    |             |the same lifetime is hidden here
[INFO] [stdout]     |                    |             the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn as_init(&mut self) -> &ArgList<'_, Init> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mock.rs:485:23
[INFO] [stdout]     |
[INFO] [stdout] 485 |     pub fn as_process(&mut self) -> &ArgList<Process> {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |             ||
[INFO] [stdout]     |                       |             |the same lifetime is hidden here
[INFO] [stdout]     |                       |             the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 485 |     pub fn as_process(&mut self) -> &ArgList<'_, Process> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `udf` (lib test) due to 3 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/types/config.rs:157:28
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let set: c_ulong = v.try_into().unwrap_or(c_ulong::MAX);
[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<u64, Infallible>
[INFO] [stdout]    --> src/mock.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let tmp: c_ulong = self.maxlen_tmp.try_into().unwrap_or_else(|_| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/mock.rs:183:28
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let tmp: c_ulong = self.maxlen_tmp.try_into().unwrap_or_else(|_| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mock.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn build<S: UdfState>(&mut self) -> &ArgList<S> {
[INFO] [stdout]     |                           ^^^^^^^^^     ^^^^^^^^^^^
[INFO] [stdout]     |                           |             ||
[INFO] [stdout]     |                           |             |the same lifetime is hidden here
[INFO] [stdout]     |                           |             the same lifetime is elided here
[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] 386 |     fn build<S: UdfState>(&mut self) -> &ArgList<'_, S> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mock.rs:480:20
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn as_init(&mut self) -> &ArgList<Init> {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |             ||
[INFO] [stdout]     |                    |             |the same lifetime is hidden here
[INFO] [stdout]     |                    |             the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 480 |     pub fn as_init(&mut self) -> &ArgList<'_, Init> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/mock.rs:485:23
[INFO] [stdout]     |
[INFO] [stdout] 485 |     pub fn as_process(&mut self) -> &ArgList<Process> {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                       |             ||
[INFO] [stdout]     |                       |             |the same lifetime is hidden here
[INFO] [stdout]     |                       |             the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 485 |     pub fn as_process(&mut self) -> &ArgList<'_, Process> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `udf` (lib) due to 3 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "caccd5c03e4664c87eaad50e38e8a443c98dc569dfe8258e6b002dc503cb823f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caccd5c03e4664c87eaad50e38e8a443c98dc569dfe8258e6b002dc503cb823f", kill_on_drop: false }`
[INFO] [stdout] caccd5c03e4664c87eaad50e38e8a443c98dc569dfe8258e6b002dc503cb823f
