[INFO] fetching crate stackblur-iter 0.2.0...
[INFO] testing stackblur-iter-0.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate stackblur-iter 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stackblur-iter 0.2.0
[INFO] finished tweaking crates.io crate stackblur-iter 0.2.0
[INFO] tweaked toml for crates.io crate stackblur-iter 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackblur-iter 0.2.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af8cc105978d6c4b0ea75ccaad4f0e4f786246dac2ebbe7a4dee929770315d8
[INFO] running `Command { std: "docker" "start" "-a" "6af8cc105978d6c4b0ea75ccaad4f0e4f786246dac2ebbe7a4dee929770315d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af8cc105978d6c4b0ea75ccaad4f0e4f786246dac2ebbe7a4dee929770315d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af8cc105978d6c4b0ea75ccaad4f0e4f786246dac2ebbe7a4dee929770315d8", kill_on_drop: false }`
[INFO] [stdout] 6af8cc105978d6c4b0ea75ccaad4f0e4f786246dac2ebbe7a4dee929770315d8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ceee0dda588293d62bdf69795d099d9f67bbe667e42e2ceb5b512f4fc74016d
[INFO] running `Command { std: "docker" "start" "-a" "5ceee0dda588293d62bdf69795d099d9f67bbe667e42e2ceb5b512f4fc74016d", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling imgref-iter v0.4.0
[INFO] [stderr]    Compiling stackblur-iter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "5ceee0dda588293d62bdf69795d099d9f67bbe667e42e2ceb5b512f4fc74016d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ceee0dda588293d62bdf69795d099d9f67bbe667e42e2ceb5b512f4fc74016d", kill_on_drop: false }`
[INFO] [stdout] 5ceee0dda588293d62bdf69795d099d9f67bbe667e42e2ceb5b512f4fc74016d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 241336d084cb795ee732ba2ed4f8ef7ca9eb77c1bd8d0afe46fc1579fe5e690f
[INFO] running `Command { std: "docker" "start" "-a" "241336d084cb795ee732ba2ed4f8ef7ca9eb77c1bd8d0afe46fc1579fe5e690f", kill_on_drop: false }`
[INFO] [stderr]    Compiling iai v0.1.1
[INFO] [stderr]    Compiling stackblur-iter v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:206:18
[INFO] [stdout]     |
[INFO] [stdout] 206 |     bencher.iter(|| stackblur::blur_horiz(&mut buf, WIDTH_NONZERO, unsafe { NonZeroU32::new_unchecked(16) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:213:18
[INFO] [stdout]     |
[INFO] [stdout] 213 |     bencher.iter(|| stackblur::blur_horiz(&mut buf, WIDTH_NONZERO, unsafe { NonZeroU32::new_unchecked(128) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:220:18
[INFO] [stdout]     |
[INFO] [stdout] 220 |     bencher.iter(|| stackblur::blur_horiz(&mut buf, WIDTH_NONZERO, unsafe { NonZeroU32::new_unchecked(1024) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:227:18
[INFO] [stdout]     |
[INFO] [stdout] 227 |     bencher.iter(|| stackblur::blur_vert(&mut buf, WIDTH_NONZERO, HEIGHT_NONZERO, unsafe { NonZeroU32::new_unchecked(16) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:234:18
[INFO] [stdout]     |
[INFO] [stdout] 234 |     bencher.iter(|| stackblur::blur_vert(&mut buf, WIDTH_NONZERO, HEIGHT_NONZERO, unsafe { NonZeroU32::new_unchecked(128) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:241:18
[INFO] [stdout]     |
[INFO] [stdout] 241 |     bencher.iter(|| stackblur::blur_vert(&mut buf, WIDTH_NONZERO, HEIGHT_NONZERO, unsafe { NonZeroU32::new_unchecked(1024) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:248:18
[INFO] [stdout]     |
[INFO] [stdout] 248 |     bencher.iter(|| stackblur::blur(&mut buf, WIDTH_NONZERO, HEIGHT_NONZERO, unsafe { NonZeroU32::new_unchecked(16) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:255:18
[INFO] [stdout]     |
[INFO] [stdout] 255 |     bencher.iter(|| stackblur::blur(&mut buf, WIDTH_NONZERO, HEIGHT_NONZERO, unsafe { NonZeroU32::new_unchecked(128) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]    --> src/test.rs:262:18
[INFO] [stdout]     |
[INFO] [stdout] 262 |     bencher.iter(|| stackblur::blur(&mut buf, WIDTH_NONZERO, HEIGHT_NONZERO, unsafe { NonZeroU32::new_unchecked(1024) }));
[INFO] [stdout]     |                     ^^^^^^^^^ use of unresolved module or unlinked crate `stackblur`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `stackblur`, use `cargo add stackblur` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stackblur-iter` (lib test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "241336d084cb795ee732ba2ed4f8ef7ca9eb77c1bd8d0afe46fc1579fe5e690f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241336d084cb795ee732ba2ed4f8ef7ca9eb77c1bd8d0afe46fc1579fe5e690f", kill_on_drop: false }`
[INFO] [stdout] 241336d084cb795ee732ba2ed4f8ef7ca9eb77c1bd8d0afe46fc1579fe5e690f