[INFO] fetching crate pngenc 0.1.0...
[INFO] testing pngenc-0.1.0 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate pngenc 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate pngenc 0.1.0
[INFO] finished tweaking crates.io crate pngenc 0.1.0
[INFO] tweaked toml for crates.io crate pngenc 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pngenc 0.1.0 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding png v0.17.16 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc32c v0.6.8
[INFO] [stderr]   Downloaded atools v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b91dadf79dae3533bbf92b74c46f0b7739de68226ff7c2a24efe1dbf798a4d5d
[INFO] running `Command { std: "docker" "start" "-a" "b91dadf79dae3533bbf92b74c46f0b7739de68226ff7c2a24efe1dbf798a4d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b91dadf79dae3533bbf92b74c46f0b7739de68226ff7c2a24efe1dbf798a4d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91dadf79dae3533bbf92b74c46f0b7739de68226ff7c2a24efe1dbf798a4d5d", kill_on_drop: false }`
[INFO] [stdout] b91dadf79dae3533bbf92b74c46f0b7739de68226ff7c2a24efe1dbf798a4d5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 742b9b7ff8e84591050019fe48deea143ea6d5397b5c00e9d02c8ac0ac4c6836
[INFO] running `Command { std: "docker" "start" "-a" "742b9b7ff8e84591050019fe48deea143ea6d5397b5c00e9d02c8ac0ac4c6836", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32c v0.6.8
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling atools v0.1.7
[INFO] [stderr]    Compiling pngenc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:16:39
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(generic_const_exprs, test, slice_as_chunks, array_chunks)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "742b9b7ff8e84591050019fe48deea143ea6d5397b5c00e9d02c8ac0ac4c6836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742b9b7ff8e84591050019fe48deea143ea6d5397b5c00e9d02c8ac0ac4c6836", kill_on_drop: false }`
[INFO] [stdout] 742b9b7ff8e84591050019fe48deea143ea6d5397b5c00e9d02c8ac0ac4c6836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3436e5d2a347370ba8796b1c6c79a6e083ca2ed65591d3943d9c39d9183f6514
[INFO] running `Command { std: "docker" "start" "-a" "3436e5d2a347370ba8796b1c6c79a6e083ca2ed65591d3943d9c39d9183f6514", kill_on_drop: false }`
[INFO] [stderr]    Compiling flate2 v1.1.4
[INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:16:39
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(generic_const_exprs, test, slice_as_chunks, array_chunks)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling pngenc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:16:39
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(generic_const_exprs, test, slice_as_chunks, array_chunks)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "3436e5d2a347370ba8796b1c6c79a6e083ca2ed65591d3943d9c39d9183f6514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3436e5d2a347370ba8796b1c6c79a6e083ca2ed65591d3943d9c39d9183f6514", kill_on_drop: false }`
[INFO] [stdout] 3436e5d2a347370ba8796b1c6c79a6e083ca2ed65591d3943d9c39d9183f6514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8fce9a4ecc9c22663de6faed5cde3dad15f4c0b4af0620eaaf3979c36b1f548
[INFO] running `Command { std: "docker" "start" "-a" "e8fce9a4ecc9c22663de6faed5cde3dad15f4c0b4af0620eaaf3979c36b1f548", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:16:39
[INFO] [stderr]    |
[INFO] [stderr] 16 | #![feature(generic_const_exprs, test, slice_as_chunks, array_chunks)]
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pngenc` (lib) generated 1 warning
[INFO] [stderr] warning: `pngenc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pngenc-15b68b1ec6a517bb)
[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] [stderr]    Doc-tests pngenc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 2) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 2) stdout ----
[INFO] [stdout] error: couldn't read `src/../benches/cat`: No such file or directory (os error 2)
[INFO] [stdout]  --> src/lib.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   include_bytes!("../benches/cat"), // image to encode
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 2)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e8fce9a4ecc9c22663de6faed5cde3dad15f4c0b4af0620eaaf3979c36b1f548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fce9a4ecc9c22663de6faed5cde3dad15f4c0b4af0620eaaf3979c36b1f548", kill_on_drop: false }`
[INFO] [stdout] e8fce9a4ecc9c22663de6faed5cde3dad15f4c0b4af0620eaaf3979c36b1f548
