[INFO] fetching crate fancy_slice 0.1.2...
[INFO] testing fancy_slice-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate fancy_slice 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate fancy_slice 0.1.2
[INFO] finished tweaking crates.io crate fancy_slice 0.1.2
[INFO] tweaked toml for crates.io crate fancy_slice 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fancy_slice 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 362355fb04c0cecb9b6d0a222af900df3f8a9d58c233543a8c8ac14cc57382ad
[INFO] running `Command { std: "docker" "start" "-a" "362355fb04c0cecb9b6d0a222af900df3f8a9d58c233543a8c8ac14cc57382ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "362355fb04c0cecb9b6d0a222af900df3f8a9d58c233543a8c8ac14cc57382ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362355fb04c0cecb9b6d0a222af900df3f8a9d58c233543a8c8ac14cc57382ad", kill_on_drop: false }`
[INFO] [stdout] 362355fb04c0cecb9b6d0a222af900df3f8a9d58c233543a8c8ac14cc57382ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3a14589d15aa3c5e5365d11380f63052aeb07a7b79588d827895ff3974e8a78
[INFO] running `Command { std: "docker" "start" "-a" "e3a14589d15aa3c5e5365d11380f63052aeb07a7b79588d827895ff3974e8a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling fancy_slice v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/simple.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(data: &[u8]) -> FancySlice {
[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] 12 |     pub fn new(data: &[u8]) -> FancySlice<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/simple.rs:16:69
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice {
[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] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice<'_> {
[INFO] [stdout]    |                                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "e3a14589d15aa3c5e5365d11380f63052aeb07a7b79588d827895ff3974e8a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a14589d15aa3c5e5365d11380f63052aeb07a7b79588d827895ff3974e8a78", kill_on_drop: false }`
[INFO] [stdout] e3a14589d15aa3c5e5365d11380f63052aeb07a7b79588d827895ff3974e8a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a94fdc4c4068b29ae93fa200f3144623e5951914f03b7e0af4a5b391f27297f
[INFO] running `Command { std: "docker" "start" "-a" "9a94fdc4c4068b29ae93fa200f3144623e5951914f03b7e0af4a5b391f27297f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fancy_slice v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/simple.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(data: &[u8]) -> FancySlice {
[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] 12 |     pub fn new(data: &[u8]) -> FancySlice<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/simple.rs:16:69
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice {
[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] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice<'_> {
[INFO] [stdout]    |                                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/simple.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(data: &[u8]) -> FancySlice {
[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] 12 |     pub fn new(data: &[u8]) -> FancySlice<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/simple.rs:16:69
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice {
[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] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice<'_> {
[INFO] [stdout]    |                                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "9a94fdc4c4068b29ae93fa200f3144623e5951914f03b7e0af4a5b391f27297f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a94fdc4c4068b29ae93fa200f3144623e5951914f03b7e0af4a5b391f27297f", kill_on_drop: false }`
[INFO] [stdout] 9a94fdc4c4068b29ae93fa200f3144623e5951914f03b7e0af4a5b391f27297f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4166949d0219c9ce618fd1d6263b3aa37fd08970ced1966f98ecf7f393b863ca
[INFO] running `Command { std: "docker" "start" "-a" "4166949d0219c9ce618fd1d6263b3aa37fd08970ced1966f98ecf7f393b863ca", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] 
[INFO] [stderr]   --> src/simple.rs:12:22
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 12 |     pub fn new(data: &[u8]) -> FancySlice {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                      ^^^^^     ---------- the same lifetime is hidden here
[INFO] [stdout] 
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(data: &[u8]) -> FancySlice<'_> {
[INFO] [stderr]    |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/simple.rs:16:69
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice {
[INFO] [stderr]    |                                                                     ^^^^^               ---------- the same lifetime is hidden here
[INFO] [stderr]    |                                                                     |
[INFO] [stderr]    |                                                                     the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn relative_fancy_slice<I: SliceIndex<[u8], Output = [u8]>>(&self, range: I) -> FancySlice<'_> {
[INFO] [stderr]    |                                                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `fancy_slice` (lib) generated 2 warnings
[INFO] [stderr] warning: `fancy_slice` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fancy_slice-774d75e95cc6d83a)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-ccc34f851699eb65)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_str ... ok
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fancy_slice
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4166949d0219c9ce618fd1d6263b3aa37fd08970ced1966f98ecf7f393b863ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4166949d0219c9ce618fd1d6263b3aa37fd08970ced1966f98ecf7f393b863ca", kill_on_drop: false }`
[INFO] [stdout] 4166949d0219c9ce618fd1d6263b3aa37fd08970ced1966f98ecf7f393b863ca
