[INFO] fetching crate easyio 0.2.0...
[INFO] testing easyio-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate easyio 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate easyio 0.2.0
[INFO] finished tweaking crates.io crate easyio 0.2.0
[INFO] tweaked toml for crates.io crate easyio 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easyio 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a03d76889ebe7b63c259fe75743677598f1e014796e333f9e04f8db95a5c1aba
[INFO] running `Command { std: "docker" "start" "-a" "a03d76889ebe7b63c259fe75743677598f1e014796e333f9e04f8db95a5c1aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a03d76889ebe7b63c259fe75743677598f1e014796e333f9e04f8db95a5c1aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03d76889ebe7b63c259fe75743677598f1e014796e333f9e04f8db95a5c1aba", kill_on_drop: false }`
[INFO] [stdout] a03d76889ebe7b63c259fe75743677598f1e014796e333f9e04f8db95a5c1aba
[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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d5c7098675d6383b5dc507ed398432142b339b0a4fc5c99f1e8e47a06850ad0
[INFO] running `Command { std: "docker" "start" "-a" "7d5c7098675d6383b5dc507ed398432142b339b0a4fc5c99f1e8e47a06850ad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling easyio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader {
[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] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "7d5c7098675d6383b5dc507ed398432142b339b0a4fc5c99f1e8e47a06850ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5c7098675d6383b5dc507ed398432142b339b0a4fc5c99f1e8e47a06850ad0", kill_on_drop: false }`
[INFO] [stdout] 7d5c7098675d6383b5dc507ed398432142b339b0a4fc5c99f1e8e47a06850ad0
[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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 891bce72b5ee983a0a68531dfdedd5d31ac05e0a1a48a5485deedb9788b9f72d
[INFO] running `Command { std: "docker" "start" "-a" "891bce72b5ee983a0a68531dfdedd5d31ac05e0a1a48a5485deedb9788b9f72d", kill_on_drop: false }`
[INFO] [stderr]    Compiling easyio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader {
[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] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:94:40
[INFO] [stdout]    |
[INFO] [stdout] 94 |         underlying_reader: &'a mut dyn (Read),
[INFO] [stdout]    |                                        ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -         underlying_reader: &'a mut dyn (Read),
[INFO] [stdout] 94 +         underlying_reader: &'a mut dyn Read,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader {
[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] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader<'_> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "891bce72b5ee983a0a68531dfdedd5d31ac05e0a1a48a5485deedb9788b9f72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891bce72b5ee983a0a68531dfdedd5d31ac05e0a1a48a5485deedb9788b9f72d", kill_on_drop: false }`
[INFO] [stdout] 891bce72b5ee983a0a68531dfdedd5d31ac05e0a1a48a5485deedb9788b9f72d
[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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b8575acbc30c427175cf20c06c507cb3eca434c5aa052ad8f1eccf9a5df1273
[INFO] running `Command { std: "docker" "start" "-a" "8b8575acbc30c427175cf20c06c507cb3eca434c5aa052ad8f1eccf9a5df1273", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:54:19
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader {
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn new(r: &mut dyn Read) -> MeteringReader<'_> {
[INFO] [stderr]    |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `easyio` (lib) generated 1 warning (run `cargo fix --lib -p easyio` to apply 1 suggestion)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:94:40
[INFO] [stderr]    |
[INFO] [stderr] 94 |         underlying_reader: &'a mut dyn (Read),
[INFO] [stderr]    |                                        ^    ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 94 -         underlying_reader: &'a mut dyn (Read),
[INFO] [stderr] 94 +         underlying_reader: &'a mut dyn Read,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `easyio` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p easyio --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/easyio-c343f223d0633b5e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test conv::testconv::test_replacing_reader::test_zero_new ... ok
[INFO] [stdout] test tests::test_metering_reader::test_metering_drop_counter_when_meter_is_dropped ... ok
[INFO] [stdout] test conv::testconv::test_replacing_reader::test_simple ... ok
[INFO] [stdout] test conv::testconv::test_replacing_reader::test_varying_input_len ... ok
[INFO] [stdout] test tests::test_metering_reader::test_metering_reader_update ... ok
[INFO] [stdout] test tests::test_read_full::test_read_full_slow ... ok
[INFO] [stdout] test tests::test_read_full::test_read_full_once ... ok
[INFO] [stdout] test conv::testconv::test_replacing_reader::test_insert_two_places ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easyio
[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" "8b8575acbc30c427175cf20c06c507cb3eca434c5aa052ad8f1eccf9a5df1273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b8575acbc30c427175cf20c06c507cb3eca434c5aa052ad8f1eccf9a5df1273", kill_on_drop: false }`
[INFO] [stdout] 8b8575acbc30c427175cf20c06c507cb3eca434c5aa052ad8f1eccf9a5df1273
