[INFO] fetching crate string_iter 0.1.0...
[INFO] building string_iter-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate string_iter 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate string_iter 0.1.0
[INFO] finished tweaking crates.io crate string_iter 0.1.0
[INFO] tweaked toml for crates.io crate string_iter 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate string_iter 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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 81 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08bc10dab4079991073c4068c02aef3aac7dc82a2ec72198599c31dffdde4fa6
[INFO] running `Command { std: "docker" "start" "-a" "08bc10dab4079991073c4068c02aef3aac7dc82a2ec72198599c31dffdde4fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08bc10dab4079991073c4068c02aef3aac7dc82a2ec72198599c31dffdde4fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08bc10dab4079991073c4068c02aef3aac7dc82a2ec72198599c31dffdde4fa6", kill_on_drop: false }`
[INFO] [stdout] 08bc10dab4079991073c4068c02aef3aac7dc82a2ec72198599c31dffdde4fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e12249efc65cb0d375fb6a98209d08cce1ee08e17923c00c45688c64cca068a
[INFO] running `Command { std: "docker" "start" "-a" "0e12249efc65cb0d375fb6a98209d08cce1ee08e17923c00c45688c64cca068a", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `slice_front_ptr` and `slice_back_ptr` are never used
[INFO] [stdout]    --> src/lib.rs:332:15
[INFO] [stdout]     |
[INFO] [stdout] 304 | impl<'t> StringIter<'t> {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 332 |     unsafe fn slice_front_ptr(&self, ptr: *const u8) -> &'t str{
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     unsafe fn slice_back_ptr(&self, ptr: *const u8) -> &'t str{
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "0e12249efc65cb0d375fb6a98209d08cce1ee08e17923c00c45688c64cca068a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e12249efc65cb0d375fb6a98209d08cce1ee08e17923c00c45688c64cca068a", kill_on_drop: false }`
[INFO] [stdout] 0e12249efc65cb0d375fb6a98209d08cce1ee08e17923c00c45688c64cca068a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f27789c15a4a747d2008c95778eacdc86b026e72a54d5250f75a22fdfc85915
[INFO] running `Command { std: "docker" "start" "-a" "2f27789c15a4a747d2008c95778eacdc86b026e72a54d5250f75a22fdfc85915", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stdout] warning: methods `slice_front_ptr` and `slice_back_ptr` are never used
[INFO] [stdout]    --> src/lib.rs:332:15
[INFO] [stdout]     |
[INFO] [stdout] 304 | impl<'t> StringIter<'t> {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 332 |     unsafe fn slice_front_ptr(&self, ptr: *const u8) -> &'t str{
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     unsafe fn slice_back_ptr(&self, ptr: *const u8) -> &'t str{
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling string_iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `slice_front_ptr` and `slice_back_ptr` are never used
[INFO] [stdout]    --> src/lib.rs:332:15
[INFO] [stdout]     |
[INFO] [stdout] 304 | impl<'t> StringIter<'t> {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 332 |     unsafe fn slice_front_ptr(&self, ptr: *const u8) -> &'t str{
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     unsafe fn slice_back_ptr(&self, ptr: *const u8) -> &'t str{
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `Command { std: "docker" "inspect" "2f27789c15a4a747d2008c95778eacdc86b026e72a54d5250f75a22fdfc85915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f27789c15a4a747d2008c95778eacdc86b026e72a54d5250f75a22fdfc85915", kill_on_drop: false }`
[INFO] [stdout] 2f27789c15a4a747d2008c95778eacdc86b026e72a54d5250f75a22fdfc85915
