[INFO] fetching crate checkito 3.2.5...
[INFO] checking checkito-3.2.5 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate checkito 3.2.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate checkito 3.2.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate checkito 3.2.5
[INFO] tweaked toml for crates.io crate checkito 3.2.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate checkito 3.2.5 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate checkito 3.2.5 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6627d11048684a6289f9090d451c0e96af71bc8546d1ce00a318dac8ef12287d
[INFO] running `Command { std: "docker" "start" "-a" "6627d11048684a6289f9090d451c0e96af71bc8546d1ce00a318dac8ef12287d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6627d11048684a6289f9090d451c0e96af71bc8546d1ce00a318dac8ef12287d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6627d11048684a6289f9090d451c0e96af71bc8546d1ce00a318dac8ef12287d", kill_on_drop: false }`
[INFO] [stdout] 6627d11048684a6289f9090d451c0e96af71bc8546d1ce00a318dac8ef12287d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca2cf9f85df8d3a76da9f03cc6f881ab740ca0f8869696d2cd27f56a8db0eb07
[INFO] running `Command { std: "docker" "start" "-a" "ca2cf9f85df8d3a76da9f03cc6f881ab740ca0f8869696d2cd27f56a8db0eb07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]     Checking orn v0.6.0
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking regex v1.11.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.23
[INFO] [stderr]    Compiling checkito_macro v0.4.2
[INFO] [stderr]     Checking checkito v3.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/check.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn checker(&self) -> Checker<Self> {
[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] 178 |     fn checker(&self) -> Checker<'_, Self> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/check.rs:182:52
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn checks<P: Prove, F: FnMut(Self::Item) -> P>(&self, check: F) -> Checks<Self, P::Error, F> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn checks<P: Prove, F: FnMut(Self::Item) -> P>(&self, check: F) -> Checks<'_, Self, P::Error, F> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sample.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn sampler(&self) -> Sampler<Self> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn sampler(&self) -> Sampler<'_, Self> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sample.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn samples(&self, count: usize) -> Samples<Self> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn samples(&self, count: usize) -> Samples<'_, Self> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/check.rs:178:16
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn checker(&self) -> Checker<Self> {
[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] 178 |     fn checker(&self) -> Checker<'_, Self> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/check.rs:182:52
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn checks<P: Prove, F: FnMut(Self::Item) -> P>(&self, check: F) -> Checks<Self, P::Error, F> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn checks<P: Prove, F: FnMut(Self::Item) -> P>(&self, check: F) -> Checks<'_, Self, P::Error, F> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sample.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn sampler(&self) -> Sampler<Self> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn sampler(&self) -> Sampler<'_, Self> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sample.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn samples(&self, count: usize) -> Samples<Self> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn samples(&self, count: usize) -> Samples<'_, Self> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.59s
[INFO] running `Command { std: "docker" "inspect" "ca2cf9f85df8d3a76da9f03cc6f881ab740ca0f8869696d2cd27f56a8db0eb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2cf9f85df8d3a76da9f03cc6f881ab740ca0f8869696d2cd27f56a8db0eb07", kill_on_drop: false }`
[INFO] [stdout] ca2cf9f85df8d3a76da9f03cc6f881ab740ca0f8869696d2cd27f56a8db0eb07
