[INFO] fetching crate ldapdn 1.0.0...
[INFO] checking ldapdn-1.0.0 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate ldapdn 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ldapdn 1.0.0
[INFO] finished tweaking crates.io crate ldapdn 1.0.0
[INFO] tweaked toml for crates.io crate ldapdn 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ldapdn 1.0.0 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ldapdn 1.0.0 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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a136c9603ce4a225c81dab72f78c01e66b8220bf94087322374c7e236004769b
[INFO] running `Command { std: "docker" "start" "-a" "a136c9603ce4a225c81dab72f78c01e66b8220bf94087322374c7e236004769b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a136c9603ce4a225c81dab72f78c01e66b8220bf94087322374c7e236004769b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a136c9603ce4a225c81dab72f78c01e66b8220bf94087322374c7e236004769b", kill_on_drop: false }`
[INFO] [stdout] a136c9603ce4a225c81dab72f78c01e66b8220bf94087322374c7e236004769b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19f0a9de8d390b5d381226cf7c90ffaa67e07b0e2f2547acd3f747cfbe5cbe09
[INFO] running `Command { std: "docker" "start" "-a" "19f0a9de8d390b5d381226cf7c90ffaa67e07b0e2f2547acd3f747cfbe5cbe09", kill_on_drop: false }`
[INFO] [stderr]     Checking ldapdn v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] [FMTARGS] {"crate":"ldapdn","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"ldapdn","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"ldapdn","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"ldapdn","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/escape.rs:148:39
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub fn unescape_ldap_value_cow(bytes: &[u8]) -> Cow<[u8]> {
[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] 148 | pub fn unescape_ldap_value_cow(bytes: &[u8]) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/escape.rs:213:42
[INFO] [stdout]     |
[INFO] [stdout] 213 | pub fn unescape_ldap_value_string_cow(s: &str) -> Result<Cow<str>, core::str::Utf8Error> {
[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] 213 | pub fn unescape_ldap_value_string_cow(s: &str) -> Result<Cow<'_, str>, core::str::Utf8Error> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/escape.rs:148:39
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub fn unescape_ldap_value_cow(bytes: &[u8]) -> Cow<[u8]> {
[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] 148 | pub fn unescape_ldap_value_cow(bytes: &[u8]) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/escape.rs:213:42
[INFO] [stdout]     |
[INFO] [stdout] 213 | pub fn unescape_ldap_value_string_cow(s: &str) -> Result<Cow<str>, core::str::Utf8Error> {
[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] 213 | pub fn unescape_ldap_value_string_cow(s: &str) -> Result<Cow<'_, str>, core::str::Utf8Error> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "19f0a9de8d390b5d381226cf7c90ffaa67e07b0e2f2547acd3f747cfbe5cbe09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f0a9de8d390b5d381226cf7c90ffaa67e07b0e2f2547acd3f747cfbe5cbe09", kill_on_drop: false }`
[INFO] [stdout] 19f0a9de8d390b5d381226cf7c90ffaa67e07b0e2f2547acd3f747cfbe5cbe09